MadButterfly: src/shape_path.c annotate

annotate src/shape_path.c @ 931:3a3734289523

Check in the main category SVG file for the VOD.

author	wycc
date	Sun, 07 Nov 2010 11:36:12 +0800
parents	48df0f97f09e
children	a8d20bc8ce40

rev	line source
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	1 // -- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; --
586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	2 // vim: sw=4:ts=8:sts=4
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	3 #include <stdio.h>
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	4 #include <stdlib.h>
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	5 #include <ctype.h>
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	6 #include <string.h>
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	7 #include "mb_graph_engine.h"
186 530bb7728546 Move header files to $(top_srcdir)/include/ and prefixed with 'mb_'. Thinker K.F. Li <thinker@branda.to> parents: 185 diff changeset	8 #include "mb_types.h"
530bb7728546 Move header files to $(top_srcdir)/include/ and prefixed with 'mb_'. Thinker K.F. Li <thinker@branda.to> parents: 185 diff changeset	9 #include "mb_redraw_man.h"
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	10
8 94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	11 /*! \brief Implement respective objects for SVG path tag.
94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	12 *
94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	13 * In user_data or dev_data, 0x00 bytes are padding after commands.
94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	14 * No commands other than 0x00 can resident after 0x00 itself.
94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	15 * It means command processing code can skip commands after a 0x00.
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	16 *
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	17 * Shapes should check if shape_t::geo is assigned. Once transformation
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	18 * matrics are changed, shape objects should update shape_t::geo if
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	19 * it is assigned.
8 94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	20 */
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	21 typedef struct _sh_path {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	22 shape_t shape;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	23 int cmd_len;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	24 int pnt_len;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	25 int float_arg_len;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	26 char *user_data;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	27 char dev_data; / device space data */
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	28
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	29 redraw_man_t rdman; /!< \brief This is used by sh_path_free() */
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	30 } sh_path_t;
10 7cfecdce94cc Remove warning messages Thinker K.F. Li <thinker@branda.to> parents: 9 diff changeset	31 #define RESERVED_AIXS sizeof(co_aix[2])
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	32
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	33 int _sh_path_size = sizeof(sh_path_t);
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	34
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	35 #define ASSERT(x)
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	36 #define SKIP_SPACE(x) while((x) && (isspace((x)) \|\| *(x) == ',')) { (x)++; }
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	37 #define SKIP_NUM(x) \
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	38 while(*(x) && \
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	39 (isdigit(*(x)) \|\| \
112 abb5511c23f7 Accept exponent of float point Thinker K.F. Li <thinker@branda.to> parents: 101 diff changeset	40 *(x) == 'e' \|\| \
abb5511c23f7 Accept exponent of float point Thinker K.F. Li <thinker@branda.to> parents: 101 diff changeset	41 *(x) == 'E' \|\| \
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	42 *(x) == '-' \|\| \
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	43 *(x) == '+' \|\| \
709 920c9e6e4214 Make code clear Thinker K.F. Li <thinker@branda.to> parents: 707 diff changeset	44 *(x) == '.')) { \
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	45 (x)++; \
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	46 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	47 #define OK 0
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	48 #define ERR -1
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	49 #define PI 3.1415926535897931
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	50
235 65cabbdd5284 termporary revision Thinker K.F. Li <thinker@branda.to> parents: 224 diff changeset	51 #ifdef UNITTEST
65cabbdd5284 termporary revision Thinker K.F. Li <thinker@branda.to> parents: 224 diff changeset	52 #undef rdman_shape_man
65cabbdd5284 termporary revision Thinker K.F. Li <thinker@branda.to> parents: 224 diff changeset	53 #define rdman_shape_man(x, y)
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	54
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	55 #undef elmpool_elm_alloc
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	56 #define elmpool_elm_alloc(pool) _elmpool_elm_alloc(pool)
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	57 static void *
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	58 _elmpool_elm_alloc(void *dummy) {
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	59 return malloc(sizeof(sh_path_t));
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	60 }
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	61
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	62 #undef elmpool_elm_free
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	63 #define elmpool_elm_free(pool, elm) _elmpool_elm_free(pool, elm)
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	64 static void
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	65 _elmpool_elm_free(void pool, void elm) {
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	66 free(elm);
48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	67 }
235 65cabbdd5284 termporary revision Thinker K.F. Li <thinker@branda.to> parents: 224 diff changeset	68 #endif
65cabbdd5284 termporary revision Thinker K.F. Li <thinker@branda.to> parents: 224 diff changeset	69
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	70 /* ============================================================
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	71 * Implement arc in path.
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	72 */
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	73 #include <math.h>
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	74 /*! \brief Calculate center of the ellipse of an arc.
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	75 *
269 c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	76 * Origin of our coordination is left-top corner, and y-axis are grown
c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	77 * to down-side.
c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	78 *
c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	79 * Space of the arc is transformed to space that correspondent
c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	80 * ellipse containing the arc is mapped into an unit circle.
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	81 * - ux0 = x0 / rx
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	82 * - uy0 = y0 / ry
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	83 * - ux = x / rx
269 c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	84 * - uy = y / ry
c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	85 * ux0, uy0, ux, uy are got by transforming (x0, y0) and (x, y) into points
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	86 * on the unit circle. The center of unit circle are (ucx, ucy):
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	87 * - umx = (ux0 + ux) / 2
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	88 * - umy = (uy0 + uy) / 2
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	89 * - udcx = ucx - umx
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	90 * - udcy = ucy - umy
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	91 * - udx = ux - umx
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	92 * - udy = uy - umy
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	93 *
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	94 * - udx * udcx + udy * udcy = 0
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	95 *
269 c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	96 * - udl2 = udx 2 + udy 2
c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	97 *
c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	98 * For drawing small arc in clockwise
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	99 * - udx * udcy - udy * udcx = sqrt((1 - udl2) * udl2)
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	100 *
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	101 * - udcy = -udcx * udx / udy
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	102 * - -udcx * (udx ** 2) / udy - udy * udcx = sqrt((1 - udl2) * udl2)
1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	103 * - -udcx * ((udx ** 2) / udy + udy) = sqrt((1 - udl2) * udl2)
1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	104 * - udcx = -sqrt((1 - udl2) * udl2) / ((udx ** 2) / udy + udy)
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	105 * or
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	106 * - udcx = -udcy * udy / udx
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	107 * - udx * udcy + udcy * (udy ** 2) / udx = sqrt((1 - udl2) * udl2)
1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	108 * - udcy * (udx + (udy ** 2) / udx) = sqrt((1 - udl2) * udl2)
1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	109 * - udcy = sqrt((1 - udl2) * udl2) / (udx + (udy ** 2) / udx)
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	110 *
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	111 * - cx = rx * ucx
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	112 * - cx = rx * (udcx + umx)
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	113 * - cy = ry * ucy
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	114 * - cy = ry * (udcy + umy)
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	115 */
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	116 static int _calc_center(co_aix x0, co_aix y0,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	117 co_aix x, co_aix y,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	118 co_aix rx, co_aix ry,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	119 co_aix x_rotate,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	120 int large, int sweep,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	121 co_aix cx, co_aix cy) {
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	122 co_aix nrx, nry, nrx0, nry0;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	123 co_aix udx, udy, udx2, udy2;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	124 co_aix umx, umy;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	125 co_aix udcx, udcy;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	126 co_aix nrcx, nrcy;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	127 co_aix udl2;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	128 float _sin = sinf(x_rotate);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	129 float _cos = cosf(x_rotate);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	130 int reflect;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	131
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	132 /* Compute center of the ellipse */
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	133 nrx = x * _cos + y * _sin;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	134 nry = x * -_sin + y * _cos;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	135 nrx0 = x0 * _cos + y0 * _sin;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	136 nry0 = x0 * -_sin + y0 * _cos;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	137
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	138 udx = (nrx - nrx0) / 2 / rx; /* ux - umx */
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	139 udy = (nry - nry0) / 2 / ry; /* uy - umy */
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	140 umx = (nrx + nrx0) / 2 / rx;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	141 umy = (nry + nry0) / 2 / ry;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	142
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	143 udx2 = udx * udx;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	144 udy2 = udy * udy;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	145 udl2 = udx2 + udy2;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	146
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	147 if(udy != 0) {
269 c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	148 /* center is at left-side of arc */
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	149 udcx = -sqrtf((1 - udl2) * udl2) / (udy + udx2 / udy);
1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	150 udcy = -udcx * udx / udy;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	151 } else {
269 c96f38ad4bb6 Fix mis-behavior of translate_path_data() on arc. Thinker K.F. Li <thinker@branda.to> parents: 235 diff changeset	152 /* center is at down-side of arc */
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	153 udcx = 0;
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	154 udcy = sqrtf((1 - udl2) * udl2) / udx;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	155 }
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	156
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	157 reflect = 0;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	158 if(large)
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	159 reflect ^= 1;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	160 if(sweep != 1)
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	161 reflect ^= 1;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	162 if(reflect) {
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	163 udcx = -udcx;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	164 udcy = -udcy;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	165 }
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	166
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	167 nrcx = rx * (udcx + umx);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	168 nrcy = ry * (udcy + umy);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	169
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	170 cx = nrcx _cos - nrcy * _sin;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	171 cy = nrcx _sin + nrcy * _cos;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	172
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	173 return OK;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	174 }
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	175
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	176
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	177 static co_aix _angle_rotated_ellipse(co_aix x, co_aix y,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	178 co_aix rx, co_aix ry,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	179 co_aix x_rotate) {
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	180 co_aix nrx, nry;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	181 co_aix _sin, _cos;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	182 co_aix xy_tan;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	183 co_aix angle;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	184
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	185 _sin = sinf(x_rotate);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	186 _cos = cosf(x_rotate);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	187
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	188 nrx = (x * _cos + y * _sin) / rx;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	189 nry = (-x * _sin + y * _cos) / ry;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	190 xy_tan = nry / nrx;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	191
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	192 angle = atan(xy_tan);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	193
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	194 if(nrx < 0)
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	195 angle = PI + angle;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	196
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	197 return angle;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	198 }
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	199
459 8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	200 static void _rotate(co_aix x, co_aix y, co_aix _sin, co_aix _cos) {
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	201 co_aix nx, ny;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	202
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	203 nx = x _cos - y _sin;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	204 ny = x _sin + y _cos;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	205
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	206 *x = nx;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	207 *y = ny;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	208 }
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	209
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	210 #define TAKE_NUM(r) do { \
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	211 SKIP_SPACE(p); \
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	212 old = p; \
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	213 SKIP_NUM(p); \
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	214 if(p == old) \
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	215 return ERR; \
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	216 r = atof(old); \
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	217 } while(0);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	218
459 8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	219 static int _sh_path_arc_cmd_arg_fill(char cmd, char **cmds_p,
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	220 const char **data_p,
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	221 co_aix **pnts_p,
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	222 co_aix **float_args_p) {
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	223 co_aix rx, ry;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	224 co_aix x_rotate;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	225 int large, sweep;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	226 co_aix x, y, x0, y0, cx, cy;
459 8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	227 co_aix corners[4][2];
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	228 co_aix angle_start, angle_stop;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	229 co_aix pnts = pnts_p;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	230 const char *old;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	231 const char *p;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	232 char *cmds;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	233 co_aix *float_args;
459 8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	234 co_aix _sin, _cos;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	235 int i;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	236
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	237 p = *data_p;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	238 cmds = *cmds_p;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	239 float_args = *float_args_p;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	240 while(*p) {
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	241 SKIP_SPACE(p);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	242 old = p;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	243 SKIP_NUM(p);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	244 if(p == old)
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	245 break;
99 4aa1c9673363 Arc in path pass the test in example svg2code_ex. Thinker K.F. Li <thinker@branda.to> parents: 98 diff changeset	246 rx = atof(old);
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	247
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	248 TAKE_NUM(ry);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	249 TAKE_NUM(x_rotate);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	250 TAKE_NUM(large);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	251 TAKE_NUM(sweep);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	252 TAKE_NUM(x);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	253 TAKE_NUM(y)
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	254
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	255 x0 = *(pnts - 2);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	256 y0 = *(pnts - 1);
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	257
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	258 if(islower(cmd)) {
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	259 x += x0;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	260 y += y0;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	261 }
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	262
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	263 _calc_center(x0, y0, x, y, rx, ry, x_rotate, large,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	264 sweep, &cx, &cy);
459 8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	265
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	266 /* Compute positions for four corners.
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	267 * These four corners form a bounding box for the arc.
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	268 */
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	269 _sin = sinf(x_rotate);
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	270 _cos = cosf(x_rotate);
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	271 corners[0][0] = -rx;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	272 corners[0][1] = -ry;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	273 corners[1][0] = rx;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	274 corners[1][1] = -ry;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	275 corners[2][0] = rx;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	276 corners[2][1] = ry;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	277 corners[3][0] = -rx;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	278 corners[3][1] = ry;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	279 for(i = 0; i < 4; i++) {
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	280 _rotate(&corners[i][0], &corners[i][1], _sin, _cos);
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	281 *pnts++ = corners[i][0] + cx;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	282 *pnts++ = corners[i][1] + cy;
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	283 }
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	284
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	285 *(pnts++) = x;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	286 *(pnts++) = y;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	287
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	288 angle_start = _angle_rotated_ellipse(x0 - cx, y0 - cy,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	289 rx, ry, x_rotate);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	290 angle_stop = _angle_rotated_ellipse(x - cx, y - cy,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	291 rx, ry, x_rotate);
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	292
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	293 if(sweep && angle_start > angle_stop)
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	294 angle_stop += 2 * PI;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	295 else if((!sweep) && angle_start < angle_stop)
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	296 angle_start += 2 * PI;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	297
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	298 *float_args++ = cx;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	299 *float_args++ = cy;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	300 *float_args++ = rx;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	301 *float_args++ = ry;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	302 *float_args++ = angle_start;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	303 *float_args++ = angle_stop;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	304 *float_args++ = x_rotate;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	305
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	306 *cmds++ = toupper(cmd);
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	307 }
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	308
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	309 *data_p = p;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	310 *pnts_p = pnts;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	311 *cmds_p = cmds;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	312 *float_args_p = float_args;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	313
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	314 return OK;
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	315 }
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	316
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	317 #define INNER(x1, y1, x2, y2) ((x1) * (x2) + (y1) * (y2))
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	318 #define CROSS(x1, y1, x2, y2) ((x1) * (y2) - (y1) * (x2))
688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	319
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	320 static co_aix distance_pow2(co_aix x, co_aix y) {
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	321 return x * x + y * y;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	322 }
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	323
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	324 static co_aix angle_diff(co_aix sx, co_aix sy, co_aix dx, co_aix dy) {
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	325 co_aix inner, cross;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	326 co_aix angle;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	327 co_aix rd2, rd;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	328
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	329 rd2 = distance_pow2(dx, dy);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	330 rd = sqrtf(rd2);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	331
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	332 inner = INNER(sx, sy, dx, dy);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	333 cross = CROSS(sx, sy, dx, dy);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	334 angle = acos(inner / rd);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	335 if(cross < 0)
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	336 angle = 2 * PI - angle;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	337
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	338 return angle;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	339 }
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	340
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	341 /*! \brief Make path for arcs in a path.
1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	342 */
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	343 void _sh_path_arc_path(mbe_t cr, sh_path_t path, const co_aix **pnts_p,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	344 const co_aix **float_args_p) {
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	345 co_aix cx, cy, x0, y0, x, y;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	346 co_aix rx, ry;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	347 co_aix xyratio;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	348 co_aix angle_start, angle_stop;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	349 co_aix x_rotate;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	350 const co_aix *pnts;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	351 const co_aix *float_args;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	352 co_aix matrix[6];
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	353 co_aix dev_matrix[6];
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	354 co_aix *aggr;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	355 co_aix _sin, _cos;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	356
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	357 pnts = *pnts_p;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	358 float_args = *float_args_p;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	359 x0 = *(pnts - 2);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	360 y0 = *(pnts - 1);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	361 pnts += 8;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	362 x = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	363 y = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	364
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	365 cx = *float_args++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	366 cy = *float_args++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	367 rx = *float_args++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	368 ry = *float_args++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	369 angle_start = *float_args++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	370 angle_stop = *float_args++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	371 x_rotate = *float_args++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	372
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	373 _sin = sinf(x_rotate);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	374 _cos = cosf(x_rotate);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	375
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	376 xyratio = ry / rx;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	377 aggr = sh_get_aggr_matrix((shape_t *)path);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	378 matrix[0] = _cos;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	379 matrix[1] = -_sin * xyratio;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	380 matrix[2] = cx;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	381 matrix[3] = _sin;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	382 matrix[4] = _cos * xyratio;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	383 matrix[5] = cy;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	384
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	385 matrix_mul(aggr, matrix, dev_matrix);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	386 mbe_save(cr);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	387 mbe_transform(cr, dev_matrix);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	388 mbe_arc(cr, 0, 0, rx, angle_start, angle_stop);
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	389 mbe_restore(cr);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	390
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	391 *pnts_p = pnts;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	392 *float_args_p = float_args;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	393 }
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	394
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	395 /* ============================================================ */
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	396
73 9ab15ebc9061 Observer for mouse events Thinker K.F. Li <thinker@branda.to> parents: 58 diff changeset	397 static void sh_path_free(shape_t *shape) {
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	398 sh_path_t path = (sh_path_t )shape;
770 abd9bbf24545 mb_obj_destroy for sh_path_t Thinker K.F. Li <thinker@codemud.net> parents: 711 diff changeset	399
abd9bbf24545 mb_obj_destroy for sh_path_t Thinker K.F. Li <thinker@codemud.net> parents: 711 diff changeset	400 mb_obj_destroy(path);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	401 if(path->user_data)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	402 free(path->user_data);
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	403 elmpool_elm_free(path->rdman->sh_path_pool, path);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	404 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	405
86 7d0580f89468 Fix bug of dealing matrix(). Thinker K.F. Li <thinker@branda.to> parents: 73 diff changeset	406 /*! \brief Count number of arguments.
7d0580f89468 Fix bug of dealing matrix(). Thinker K.F. Li <thinker@branda.to> parents: 73 diff changeset	407 *
7d0580f89468 Fix bug of dealing matrix(). Thinker K.F. Li <thinker@branda.to> parents: 73 diff changeset	408 * \todo Notify programmers that syntax or value error of path data.
7d0580f89468 Fix bug of dealing matrix(). Thinker K.F. Li <thinker@branda.to> parents: 73 diff changeset	409 */
492 e95598916dfb Make path data constant. Thinker K.F. Li <thinker@branda.to> parents: 460 diff changeset	410 static int sh_path_cmd_arg_cnt(const char data, int cmd_cntp, int *pnt_cntp,
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	411 int *float_arg_cntp) {
492 e95598916dfb Make path data constant. Thinker K.F. Li <thinker@branda.to> parents: 460 diff changeset	412 const char p, old;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	413 int cmd_cnt, pnt_cnt, float_arg_cnt;
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	414 int i;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	415
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	416 cmd_cnt = pnt_cnt = float_arg_cnt = 0;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	417 p = data;
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	418 SKIP_SPACE(p);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	419 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	420 switch(*p++) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	421 case 'c':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	422 case 'C':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	423 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	424 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	425 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	426 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	427 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	428 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	429 break;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	430 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	431
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	432 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	433 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	434 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	435 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	436 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	437 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	438
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	439 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	440 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	441 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	442 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	443 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	444 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	445
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	446 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	447 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	448 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	449 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	450 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	451 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	452 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	453 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	454 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	455 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	456 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	457 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	458
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	459 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	460 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	461 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	462 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	463 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	464 pnt_cnt++;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	465
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	466 cmd_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	467 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	468 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	469 case 's':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	470 case 'S':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	471 case 'q':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	472 case 'Q':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	473 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	474 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	475 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	476 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	477 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	478 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	479 break;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	480 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	481
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	482 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	483 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	484 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	485 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	486 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	487 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	488
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	489 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	490 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	491 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	492 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	493 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	494 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	495
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	496 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	497 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	498 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	499 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	500 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	501 pnt_cnt++;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	502
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	503 cmd_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	504 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	505 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	506 case 'm':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	507 case 'M':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	508 case 'l':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	509 case 'L':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	510 case 't':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	511 case 'T':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	512 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	513 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	514 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	515 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	516 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	517 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	518 break;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	519 pnt_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	520
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	521 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	522 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	523 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	524 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	525 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	526 pnt_cnt++;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	527
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	528 cmd_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	529 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	530 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	531 case 'h':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	532 case 'H':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	533 case 'v':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	534 case 'V':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	535 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	536 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	537 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	538 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	539 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	540 break;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	541 pnt_cnt += 2;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	542
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	543 cmd_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	544 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	545 break;
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	546 case 'A':
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	547 case 'a':
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	548 while(*p) {
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	549 SKIP_SPACE(p);
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	550 old = p;
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	551 SKIP_NUM(p);
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	552 if(p == old)
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	553 break;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	554
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	555 for(i = 0; i < 6; i++) {
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	556 SKIP_SPACE(p);
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	557 old = p;
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	558 SKIP_NUM(p);
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	559 if(p == old)
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	560 return ERR;
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	561 }
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	562
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	563 pnt_cnt += 10;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	564 float_arg_cnt += 7;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	565
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	566 cmd_cnt++;
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	567 }
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	568 break;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	569 case 'z':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	570 case 'Z':
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	571 cmd_cnt++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	572 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	573 default:
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	574 return ERR;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	575 }
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	576 /! \todo cmd_cnt should be increased for each implicit repeating. /
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	577 SKIP_SPACE(p);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	578 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	579
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	580 *cmd_cntp = cmd_cnt;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	581 *pnt_cntp = pnt_cnt;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	582 *float_arg_cntp = float_arg_cnt;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	583 return OK;
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	584 }
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	585
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	586 #define TO_ABSX islower(cmd)? x + atof(old): atof(old)
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	587 #define TO_ABSY islower(cmd)? y + atof(old): atof(old)
10 7cfecdce94cc Remove warning messages Thinker K.F. Li <thinker@branda.to> parents: 9 diff changeset	588
492 e95598916dfb Make path data constant. Thinker K.F. Li <thinker@branda.to> parents: 460 diff changeset	589 static int sh_path_cmd_arg_fill(const char data, sh_path_t path) {
e95598916dfb Make path data constant. Thinker K.F. Li <thinker@branda.to> parents: 460 diff changeset	590 const char p, old;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	591 char *cmds;
7 569f3168ba53 Clear background & tranform relative pos into absolute ones Thinker K.F. Li <thinker@branda.to> parents: 6 diff changeset	592 char cmd;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	593 co_aix *pnts;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	594 co_aix *float_args;
711 da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	595 co_aix sx = 0, sy = 0;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	596 co_aix x, y;
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	597 int r;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	598
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	599 cmds = path->user_data;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	600 pnts = (co_aix *)(cmds + path->cmd_len);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	601 float_args = (co_aix *)(cmds + path->cmd_len +
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	602 path->pnt_len * sizeof(co_aix));
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	603 p = data;
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	604 SKIP_SPACE(p);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	605 while(*p) {
7 569f3168ba53 Clear background & tranform relative pos into absolute ones Thinker K.F. Li <thinker@branda.to> parents: 6 diff changeset	606 /* Transform all relative to absolute, */
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	607 x = *(pnts - 2);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	608 y = *(pnts - 1);
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	609
7 569f3168ba53 Clear background & tranform relative pos into absolute ones Thinker K.F. Li <thinker@branda.to> parents: 6 diff changeset	610 switch((cmd = *p++)) {
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	611 case 'c':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	612 case 'C':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	613 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	614 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	615 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	616 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	617 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	618 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	619 break;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	620 *pnts = TO_ABSX;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	621 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	622
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	623 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	624 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	625 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	626 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	627 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	628 *pnts = TO_ABSY;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	629 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	630
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	631 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	632 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	633 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	634 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	635 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	636 *pnts = TO_ABSX;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	637 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	638
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	639 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	640 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	641 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	642 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	643 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	644 *pnts = TO_ABSY;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	645 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	646 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	647 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	648 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	649 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	650 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	651 *pnts = TO_ABSX;
707 594827d0f3e5 Fix issue of relative path data. Thinker K.F. Li <thinker@branda.to> parents: 492 diff changeset	652 x = *pnts;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	653 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	654
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	655 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	656 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	657 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	658 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	659 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	660 *pnts = TO_ABSY;
707 594827d0f3e5 Fix issue of relative path data. Thinker K.F. Li <thinker@branda.to> parents: 492 diff changeset	661 y = *pnts;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	662 pnts++;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	663
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	664 *cmds++ = toupper(cmd);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	665 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	666 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	667 case 's':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	668 case 'S':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	669 case 'q':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	670 case 'Q':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	671 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	672 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	673 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	674 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	675 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	676 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	677 break;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	678 *pnts = TO_ABSX;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	679 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	680
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	681 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	682 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	683 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	684 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	685 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	686 *pnts = TO_ABSY;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	687 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	688
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	689 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	690 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	691 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	692 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	693 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	694 *pnts = TO_ABSX;
707 594827d0f3e5 Fix issue of relative path data. Thinker K.F. Li <thinker@branda.to> parents: 492 diff changeset	695 x = *pnts;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	696 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	697
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	698 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	699 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	700 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	701 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	702 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	703 *pnts = TO_ABSY;
707 594827d0f3e5 Fix issue of relative path data. Thinker K.F. Li <thinker@branda.to> parents: 492 diff changeset	704 y = *pnts;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	705 pnts++;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	706
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	707 *cmds++ = toupper(cmd);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	708 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	709 break;
711 da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	710
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	711 case 'm':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	712 case 'M':
711 da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	713 while(*p) {
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	714 old = p;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	715 SKIP_SPACE(p);
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	716 old = p;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	717 SKIP_NUM(p);
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	718 if(p == old)
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	719 break;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	720 *pnts = TO_ABSX;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	721 x = *pnts;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	722 pnts++;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	723
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	724 SKIP_SPACE(p);
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	725 old = p;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	726 SKIP_NUM(p);
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	727 if(p == old)
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	728 return ERR;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	729 *pnts = TO_ABSY;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	730 y = *pnts;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	731 pnts++;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	732
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	733 *cmds++ = toupper(cmd);
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	734
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	735 /* save initial point of a subpath */
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	736 sx = x;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	737 sy = y;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	738 }
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	739 break;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	740
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	741 case 'l':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	742 case 'L':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	743 case 't':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	744 case 'T':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	745 while(*p) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	746 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	747 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	748 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	749 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	750 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	751 break;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	752 *pnts = TO_ABSX;
707 594827d0f3e5 Fix issue of relative path data. Thinker K.F. Li <thinker@branda.to> parents: 492 diff changeset	753 x = *pnts;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	754 pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	755
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	756 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	757 old = p;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	758 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	759 if(p == old)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	760 return ERR;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	761 *pnts = TO_ABSY;
707 594827d0f3e5 Fix issue of relative path data. Thinker K.F. Li <thinker@branda.to> parents: 492 diff changeset	762 y = *pnts;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	763 pnts++;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	764
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	765 *cmds++ = toupper(cmd);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	766 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	767 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	768 case 'h':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	769 case 'H':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	770 case 'v':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	771 case 'V':
58 1ca417f741f1 - Thinker K.F. Li <thinker@branda.to> parents: 34 diff changeset	772 /! \todo implement h, H, v, V comamnds for path. /
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	773 return ERR;
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	774
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	775 case 'A':
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	776 case 'a':
459 8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	777 r = _sh_path_arc_cmd_arg_fill(cmd, &cmds,
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	778 (const char **)&p, &pnts,
8b155b77fa14 Count positions an arc being for bounding box of the path. Thinker K.F. Li <thinker@branda.to> parents: 458 diff changeset	779 &float_args);
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	780 if(r != OK)
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	781 return ERR;
96 ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	782 break;
ca94493b75bb - Thinker K.F. Li <thinker@branda.to> parents: 86 diff changeset	783
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	784 case 'z':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	785 case 'Z':
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	786 *cmds++ = toupper(cmd);
711 da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	787 /* Go back to initial point of a subpath */
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	788 x = sx;
da794f4fe96c save and restore initial point at m and z commands of path Thinker K.F. Li <thinker@branda.to> parents: 709 diff changeset	789 y = sy;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	790 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	791 default:
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	792 return ERR;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	793 }
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	794 SKIP_SPACE(p);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	795 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	796
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	797 return OK;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	798 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	799
9 6eecdd331fe7 Fix bug in testcase Thinker K.F. Li <thinker@branda.to> parents: 8 diff changeset	800 /*! \brief Create a path from value of 'data' of SVG path.
6eecdd331fe7 Fix bug in testcase Thinker K.F. Li <thinker@branda.to> parents: 8 diff changeset	801 */
492 e95598916dfb Make path data constant. Thinker K.F. Li <thinker@branda.to> parents: 460 diff changeset	802 shape_t rdman_shape_path_new(redraw_man_t rdman, const char *data) {
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	803 sh_path_t *path;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	804 int cmd_cnt, pnt_cnt, float_arg_cnt;
98 688f76b8e71c Implement arc for path, but it is still under testing Thinker K.F. Li <thinker@branda.to> parents: 97 diff changeset	805 int msz;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	806 int r;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	807
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	808 r = sh_path_cmd_arg_cnt(data, &cmd_cnt, &pnt_cnt,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	809 &float_arg_cnt);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	810 if(r == ERR)
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	811 return NULL;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	812
8 94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	813 /* Align at 4's boundary and keep 2 unused co_aix space
94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	814 * to make logic of transformation from relative to absolute
94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	815 * simple.
94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	816 */
10 7cfecdce94cc Remove warning messages Thinker K.F. Li <thinker@branda.to> parents: 9 diff changeset	817 cmd_cnt += RESERVED_AIXS;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	818 cmd_cnt = (cmd_cnt + 3) & ~0x3;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	819
149 52f7566777f9 - Thinker K.F. Li <thinker@branda.to> parents: 146 diff changeset	820 /! \todo Use elmpool to manage sh_path_t objects. /
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	821 path = (sh_path_t *)elmpool_elm_alloc(rdman->sh_path_pool);
146 e96a584487af Use elmpool to manage paint_color_t objects. Thinker K.F. Li <thinker@branda.to> parents: 145 diff changeset	822 /! \todo Remove this memset()? /
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	823 memset(&path->shape, 0, sizeof(shape_t));
224 29e1b2bffe4c X backend only sent EVT_MOUSE_MOVE_RAW to MadButterfly. Thinker K.F. Li <thinker@branda.to> parents: 202 diff changeset	824 mb_obj_init(path, MBO_PATH);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	825 path->cmd_len = cmd_cnt;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	826 path->pnt_len = pnt_cnt;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	827 path->float_arg_len = float_arg_cnt;
145 609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	828
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	829 msz = cmd_cnt + sizeof(co_aix) * pnt_cnt +
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	830 sizeof(co_aix) * float_arg_cnt;
145 609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	831 path->user_data = (char )malloc(msz 2);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	832 if(path->user_data == NULL) {
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	833 elmpool_elm_free(rdman->sh_path_pool, path);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	834 return NULL;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	835 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	836
145 609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	837 path->dev_data = path->user_data + msz;
609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	838
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	839 r = sh_path_cmd_arg_fill(data, path);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	840 if(r == ERR) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	841 free(path->user_data);
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	842 elmpool_elm_free(rdman->sh_path_pool, path);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	843 return NULL;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	844 }
100 1a1dda98730c Fix the bug of order of cross & inner product of vectors Thinker K.F. Li <thinker@branda.to> parents: 99 diff changeset	845 memcpy(path->dev_data, path->user_data, msz);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	846
73 9ab15ebc9061 Observer for mouse events Thinker K.F. Li <thinker@branda.to> parents: 58 diff changeset	847 path->shape.free = sh_path_free;
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	848 path->rdman = rdman;
73 9ab15ebc9061 Observer for mouse events Thinker K.F. Li <thinker@branda.to> parents: 58 diff changeset	849
159 b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty. Thinker K.F. Li <thinker@branda.to> parents: 149 diff changeset	850 rdman_shape_man(rdman, (shape_t *)path);
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty. Thinker K.F. Li <thinker@branda.to> parents: 149 diff changeset	851
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	852 return (shape_t *)path;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	853 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	854
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	855 shape_t rdman_shape_path_new_from_binary(redraw_man_t rdman,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	856 char *commands,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	857 co_aix *pnts, int pnt_cnt,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	858 co_aix *float_args,
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	859 int float_arg_cnt) {
197 bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	860 sh_path_t *path;
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	861 int msz;
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	862 int cmd_cnt = strlen(commands);
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	863
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	864 /! \todo Use elmpool to manage sh_path_t objects. /
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	865 path = (sh_path_t *)elmpool_elm_alloc(rdman->sh_path_pool);
197 bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	866 /! \todo Remove this memset()? /
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	867 memset(&path->shape, 0, sizeof(shape_t));
224 29e1b2bffe4c X backend only sent EVT_MOUSE_MOVE_RAW to MadButterfly. Thinker K.F. Li <thinker@branda.to> parents: 202 diff changeset	868 mb_obj_init(path, MBO_PATH);
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	869 cmd_cnt = (cmd_cnt + 3) & ~0x3;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	870 path->cmd_len = cmd_cnt;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	871 path->pnt_len = pnt_cnt;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	872 path->float_arg_len = float_arg_cnt;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	873 msz = cmd_cnt + sizeof(co_aix) * pnt_cnt +
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	874 sizeof(co_aix) * float_arg_cnt;
197 bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	875 path->user_data = (char )malloc(msz 2);
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	876 if(path->user_data == NULL) {
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	877 elmpool_elm_free(rdman->sh_path_pool, path);
197 bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	878 return NULL;
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	879 }
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	880
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	881 path->dev_data = path->user_data + msz;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	882 memcpy(path->user_data, commands, strlen(commands));
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	883 memcpy(path->user_data + cmd_cnt, pnts, sizeof(co_aix) * pnt_cnt);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	884 memcpy(path->user_data + cmd_cnt + pnt_cnt * sizeof(co_aix),
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	885 float_args, sizeof(co_aix) * float_arg_cnt);
197 bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	886 memcpy(path->dev_data, path->user_data, msz);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	887
197 bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	888 path->shape.free = sh_path_free;
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	889 path->rdman = rdman;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 770 diff changeset	890
197 bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	891 rdman_shape_man(rdman, (shape_t *)path);
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	892
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	893 return (shape_t *)path;
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	894 }
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	895
bcad1ccdf45c Translate the path string into binary array to save the parsing in the runtime. It can reduce the size as well. wycc@wycc-desktop parents: 186 diff changeset	896
9 6eecdd331fe7 Fix bug in testcase Thinker K.F. Li <thinker@branda.to> parents: 8 diff changeset	897 /*! \brief Transform a path from user space to device space.
6eecdd331fe7 Fix bug in testcase Thinker K.F. Li <thinker@branda.to> parents: 8 diff changeset	898 *
6eecdd331fe7 Fix bug in testcase Thinker K.F. Li <thinker@branda.to> parents: 8 diff changeset	899 */
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	900 void sh_path_transform(shape_t *shape) {
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	901 sh_path_t *path;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	902 co_aix pnts, dev_pnts;
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	903 co_aix (*poses)[2];
26 d50f33040de6 Set line width for path. Thinker K.F. Li <thinker@branda.to> parents: 22 diff changeset	904 area_t *area;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	905 int pnt_len;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	906 int i;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	907
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	908 ASSERT(shape->type == SHT_PATH);
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	909 ASSERT((shape->pnt_len & 0x1) == 0);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	910
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	911 path = (sh_path_t *)shape;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	912 pnts = (co_aix *)(path->user_data + path->cmd_len);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	913 dev_pnts = (co_aix *)(path->dev_data + path->cmd_len);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	914 pnt_len = path->pnt_len;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	915 for(i = 0; i < pnt_len; i += 2) {
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	916 dev_pnts[0] = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	917 dev_pnts[1] = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	918 coord_trans_pos(shape->coord, dev_pnts, dev_pnts + 1);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	919 dev_pnts += 2;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	920 }
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	921
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	922 if(path->shape.geo) {
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	923 poses = (co_aix (*)[2])(path->dev_data + path->cmd_len);
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	924 geo_from_positions(path->shape.geo, pnt_len / 2, poses);
26 d50f33040de6 Set line width for path. Thinker K.F. Li <thinker@branda.to> parents: 22 diff changeset	925 area = shape->geo->cur_area;
270 cd6af7da32c9 Fix the problem that clean_canvas() can not clean canvas cleanly. Thinker K.F. Li <thinker@branda.to> parents: 269 diff changeset	926 area->x -= shape->stroke_width / 2 + 0.5;
cd6af7da32c9 Fix the problem that clean_canvas() can not clean canvas cleanly. Thinker K.F. Li <thinker@branda.to> parents: 269 diff changeset	927 area->y -= shape->stroke_width / 2 + 0.5;
cd6af7da32c9 Fix the problem that clean_canvas() can not clean canvas cleanly. Thinker K.F. Li <thinker@branda.to> parents: 269 diff changeset	928 area->w += shape->stroke_width + 1;
cd6af7da32c9 Fix the problem that clean_canvas() can not clean canvas cleanly. Thinker K.F. Li <thinker@branda.to> parents: 269 diff changeset	929 area->h += shape->stroke_width + 1;
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	930 }
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	931 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	932
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	933 static void sh_path_path(shape_t shape, mbe_t cr) {
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	934 sh_path_t *path;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	935 int cmd_len;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	936 char *cmds, cmd;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	937 const co_aix *pnts;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	938 const co_aix *float_args;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	939 co_aix x, y, x1, y1, x2, y2;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	940 int i;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	941
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	942 ASSERT(shape->type == SHT_PATH);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	943
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	944 path = (sh_path_t *)shape;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	945 cmd_len = path->cmd_len;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	946 cmds = path->dev_data;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	947 pnts = (co_aix *)(cmds + cmd_len);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	948 float_args = (co_aix )(cmds + cmd_len + path->pnt_len sizeof(co_aix));
15 c2ce186a5c37 X_main uses rdman_redraw_all() Thinker K.F. Li <thinker@branda.to> parents: 12 diff changeset	949 x = y = x1 = y1 = x2 = y2 = 0;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	950 for(i = 0; i < cmd_len; i++) {
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	951 /* All path commands and arguments are transformed
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	952 * to absoluted form.
9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	953 */
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	954 cmd = *cmds++;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	955 switch(cmd) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	956 case 'M':
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	957 x = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	958 y = *pnts++;
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	959 mbe_move_to(cr, x, y);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	960 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	961 case 'L':
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	962 x = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	963 y = *pnts++;
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	964 mbe_line_to(cr, x, y);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	965 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	966 case 'C':
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	967 x1 = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	968 y1 = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	969 x2 = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	970 y2 = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	971 x = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	972 y = *pnts++;
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	973 mbe_curve_to(cr, x1, y1, x2, y2, x, y);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	974 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	975 case 'S':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	976 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	977 y1 = y + y - y2;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	978 x2 = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	979 y2 = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	980 x = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	981 y = *pnts++;
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	982 mbe_curve_to(cr, x1, y1, x2, y2, x, y);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	983 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	984 case 'Q':
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	985 x1 = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	986 y1 = *pnts++;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	987 x2 = x1;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	988 y2 = y1;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	989 x = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	990 y = *pnts++;
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	991 mbe_curve_to(cr, x1, y1, x2, y2, x, y);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	992 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	993 case 'T':
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	994 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	995 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	996 x2 = x1;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	997 y2 = y1;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	998 x = *pnts++;
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	999 y = *pnts++;
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	1000 mbe_curve_to(cr, x1, y1, x2, y2, x, y);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1001 break;
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	1002 case 'A':
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1003 _sh_path_arc_path(cr, path, &pnts, &float_args);
97 9453e68092b5 Fix bug of translation relative to absolute points Thinker K.F. Li <thinker@branda.to> parents: 96 diff changeset	1004 break;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1005 case 'Z':
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	1006 mbe_close_path(cr);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1007 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1008 case '\x0':
8 94b4b5bd8810 - Thinker K.F. Li <thinker@branda.to> parents: 7 diff changeset	1009 i = cmd_len; /* padding! Skip remain ones. */
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1010 break;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1011 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1012 }
22 8fcf2d878ecd shapes with stroke Thinker K.F. Li <thinker@branda.to> parents: 20 diff changeset	1013 }
6 772511b8b9be Cairo specify RGB values in range 0.0 ~ 1.0. Thinker K.F. Li <thinker@branda.to> parents: 5 diff changeset	1014
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 270 diff changeset	1015 void sh_path_draw(shape_t shape, mbe_t cr) {
30 e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over. Thinker K.F. Li <thinker@branda.to> parents: 26 diff changeset	1016 sh_path_path(shape, cr);
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over. Thinker K.F. Li <thinker@branda.to> parents: 26 diff changeset	1017 }
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over. Thinker K.F. Li <thinker@branda.to> parents: 26 diff changeset	1018
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1019 #ifdef UNITTEST
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1020
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1021 #include <CUnit/Basic.h>
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1022
159 b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty. Thinker K.F. Li <thinker@branda.to> parents: 149 diff changeset	1023 void test_rdman_shape_path_new(void) {
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1024 sh_path_t *path;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1025 co_aix *pnts;
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	1026 redraw_man_t rdman;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1027
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	1028 path = (sh_path_t *)rdman_shape_path_new(&rdman, "M 33 25l33 55c 33 87 44 22 55 99L33 77z");
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1029 CU_ASSERT(path != NULL);
10 7cfecdce94cc Remove warning messages Thinker K.F. Li <thinker@branda.to> parents: 9 diff changeset	1030 CU_ASSERT(path->cmd_len == ((5 + RESERVED_AIXS + 3) & ~0x3));
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1031 CU_ASSERT(path->pnt_len == 12);
145 609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	1032 CU_ASSERT(strncmp(path->user_data, "MLCLZ", 5) == 0);
609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	1033 CU_ASSERT(strncmp(path->dev_data, "MLCLZ", 5) == 0);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1034
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1035 pnts = (co_aix *)(path->user_data + path->cmd_len);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1036 CU_ASSERT(pnts[0] == 33);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1037 CU_ASSERT(pnts[1] == 25);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1038 CU_ASSERT(pnts[2] == 66);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1039 CU_ASSERT(pnts[3] == 80);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1040 CU_ASSERT(pnts[4] == 99);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1041 CU_ASSERT(pnts[5] == 167);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1042 CU_ASSERT(pnts[6] == 110);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1043 CU_ASSERT(pnts[7] == 102);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1044 CU_ASSERT(pnts[8] == 121);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1045 CU_ASSERT(pnts[9] == 179);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1046 CU_ASSERT(pnts[10] == 33);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1047 CU_ASSERT(pnts[11] == 77);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1048 sh_path_free((shape_t *)path);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1049 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1050
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1051 void test_path_transform(void) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1052 sh_path_t *path;
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1053 co_aix *pnts;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1054 coord_t coord;
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	1055 geo_t geo;
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	1056 redraw_man_t rdman;
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1057
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	1058 path = (sh_path_t *)rdman_shape_path_new(&rdman, "M 33 25l33 55C 33 87 44 22 55 99L33 77z");
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1059 CU_ASSERT(path != NULL);
10 7cfecdce94cc Remove warning messages Thinker K.F. Li <thinker@branda.to> parents: 9 diff changeset	1060 CU_ASSERT(path->cmd_len == ((5 + RESERVED_AIXS + 3) & ~0x3));
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1061 CU_ASSERT(path->pnt_len == 12);
145 609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	1062 CU_ASSERT(strncmp(path->user_data, "MLCLZ", 5) == 0);
609ed47a58f2 Decrease number of malloc(). Thinker K.F. Li <thinker@branda.to> parents: 112 diff changeset	1063 CU_ASSERT(strncmp(path->dev_data, "MLCLZ", 5) == 0);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1064
73 9ab15ebc9061 Observer for mouse events Thinker K.F. Li <thinker@branda.to> parents: 58 diff changeset	1065 geo_init(&geo);
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	1066 path->shape.geo = &geo;
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	1067 geo.shape = (shape_t *)path;
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	1068
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1069 coord.aggr_matrix[0] = 1;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1070 coord.aggr_matrix[1] = 0;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1071 coord.aggr_matrix[2] = 1;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1072 coord.aggr_matrix[3] = 0;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1073 coord.aggr_matrix[4] = 2;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1074 coord.aggr_matrix[5] = 0;
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	1075 path->shape.coord = &coord;
79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	1076 sh_path_transform((shape_t *)path);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1077
458 bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1078 pnts = (co_aix *)(path->dev_data + path->cmd_len);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1079 CU_ASSERT(pnts[0] == 34);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1080 CU_ASSERT(pnts[1] == 50);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1081 CU_ASSERT(pnts[2] == 67);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1082 CU_ASSERT(pnts[3] == 160);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1083 CU_ASSERT(pnts[4] == 34);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1084 CU_ASSERT(pnts[5] == 174);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1085 CU_ASSERT(pnts[6] == 45);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1086 CU_ASSERT(pnts[7] == 44);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1087 CU_ASSERT(pnts[8] == 56);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1088 CU_ASSERT(pnts[9] == 198);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1089 CU_ASSERT(pnts[10] == 34);
bb4f651090bf Use cairo to transform and draw arc. Thinker K.F. Li <thinker@branda.to> parents: 448 diff changeset	1090 CU_ASSERT(pnts[11] == 154);
12 79e9edf4c00a Add redraw manager Thinker K.F. Li <thinker@branda.to> parents: 11 diff changeset	1091
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1092 sh_path_free((shape_t *)path);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1093 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1094
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1095 void test_spaces_head_tail(void) {
128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1096 sh_path_t *path;
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	1097 redraw_man_t rdman;
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1098
128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1099 path = (sh_path_t *)
865 48df0f97f09e Allocate sh_path_t objects from an elmpool Thinker K.F. Li <thinker@codemud.net> parents: 822 diff changeset	1100 rdman_shape_path_new(&rdman,
159 b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty. Thinker K.F. Li <thinker@branda.to> parents: 149 diff changeset	1101 " M 33 25l33 55C 33 87 44 22 55 99L33 77z ");
11 128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1102 CU_ASSERT(path != NULL);
128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1103 sh_path_free((shape_t *)path);
128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1104 }
128af06c876c Fix the bug that data of a path end with white spaces would make system down Thinker K.F. Li <thinker@branda.to> parents: 10 diff changeset	1105
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1106 CU_pSuite get_shape_path_suite(void) {
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1107 CU_pSuite suite;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1108
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1109 suite = CU_add_suite("Suite_shape_path", NULL, NULL);
159 b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty. Thinker K.F. Li <thinker@branda.to> parents: 149 diff changeset	1110 CU_ADD_TEST(suite, test_rdman_shape_path_new);
5 9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1111 CU_ADD_TEST(suite, test_path_transform);
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1112
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1113 return suite;
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1114 }
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1115
9c331ec9e210 SVG path is partially supported Thinker K.F. Li <thinker@branda.to> parents: diff changeset	1116 #endif /* UNITTEST */

Mercurial > MadButterfly

annotate src/shape_path.c @ 931:3a3734289523