MadButterfly: src/shape_stext.c annotate

annotate src/shape_stext.c @ 872:bcc63b20d5c6

mbapp.js support to create an application with existed window

author	Thinker K.F. Li <thinker@codemud.net>
date	Fri, 24 Sep 2010 16:00:04 +0800
parents	586e50f82c1f
children	a8d20bc8ce40

rev	line source
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 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: 760 diff changeset	2 // vim: sw=4:ts=8:sts=4
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	3 #include <stdio.h>
475 744c64eb3182 Since cairo-ft.h is not used, removes it. Thinker K.F. Li <thinker@branda.to> parents: 473 diff changeset	4 #include <string.h>
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	5 #include "mb_graph_engine.h"
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	6 #include "mb_shapes.h"
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	7 #include "mb_tools.h"
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	8
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	9 #ifdef UNITTEST
425 09a66063b25d Fix issue of missed function for unittest. Thinker K.F. Li <thinker@branda.to> parents: 424 diff changeset	10
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	11 #define NO_DOX(x) x
425 09a66063b25d Fix issue of missed function for unittest. Thinker K.F. Li <thinker@branda.to> parents: 424 diff changeset	12 #define UT_FAKE(r, x, param) \
09a66063b25d Fix issue of missed function for unittest. Thinker K.F. Li <thinker@branda.to> parents: 424 diff changeset	13 r x param {}
09a66063b25d Fix issue of missed function for unittest. Thinker K.F. Li <thinker@branda.to> parents: 424 diff changeset	14
09a66063b25d Fix issue of missed function for unittest. Thinker K.F. Li <thinker@branda.to> parents: 424 diff changeset	15 UT_FAKE(void, sh_stext_transform, (shape_t *shape));
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	16 UT_FAKE(void, sh_stext_draw, (shape_t shape, mbe_t cr));
425 09a66063b25d Fix issue of missed function for unittest. Thinker K.F. Li <thinker@branda.to> parents: 424 diff changeset	17
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	18 typedef struct _ut_area {
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	19 co_aix x, y;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	20 co_aix w, h;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	21 } ut_area_t;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	22 #define area_t ut_area_t
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	23
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	24 typedef struct _ut_shape {
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	25 co_aix aggr[6];
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	26 void (free)(struct _ut_shape );
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	27 ut_area_t area;
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	28 } ut_shape_t;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	29 #define shape_t ut_shape_t
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	30
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	31 #undef sh_get_aggr_matrix
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	32 #define sh_get_aggr_matrix(sh) (sh)->aggr
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	33
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	34 #undef sh_get_area
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	35 #define sh_get_area(sh) (&(sh)->area)
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	36
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	37 #undef mb_obj_init
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	38 #define mb_obj_init(o, t)
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	39 #undef rdman_shape_man
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	40 #define rdman_shape_man(rdman, sh)
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	41
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	42 #define rdman_shape_stext_new ut_rdman_shape_stext_new
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	43 #define sh_stext_transform ut_sh_stext_transform
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	44 #define sh_stext_draw ut_sh_stext_draw
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	45 #define sh_stext_set_text ut_sh_stext_set_text
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	46 #define sh_stext_set_style ut_sh_stext_set_style
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	47
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	48 #undef mbe_get_scaled_font
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	49 #define mbe_get_scaled_font(cr) ((mbe_scaled_font_t *)NULL)
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	50 #undef mbe_set_scaled_font
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	51 #define mbe_set_scaled_font(cr, scaled) ((mbe_scaled_font_t *)NULL)
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	52 #undef mbe_scaled_font_reference
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	53 #define mbe_scaled_font_reference(x)
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	54 #define MAX_MOVE 32
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	55 NO_DOX(static co_aix move_xys[MAX_MOVE][2]);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	56 NO_DOX(static int move_cnt = 0);
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	57 #undef mbe_move_to
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	58 #define mbe_move_to(cr, x, y) \
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	59 do { \
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	60 move_xys[move_cnt][0] = x; \
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	61 move_xys[move_cnt++][1] = y; \
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	62 } while(0)
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	63 #undef mbe_scaled_font_destroy
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	64 #define mbe_scaled_font_destroy(scaled)
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	65 #undef mbe_text_path
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	66 #define mbe_text_path(cr, buf)
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	67
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	68 #endif /* UNITTEST */
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	69
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	70 #ifndef ASSERT
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	71 #define ASSERT(x)
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	72 #endif
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	73 #define OK 0
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	74 #define ERR -1
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	75
407 92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	76 /*! \page stext Simple Text
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	77 *
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	78 * A sh_stext_t is broken into fragments. Each fragment comprises the text
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	79 * and the styles applied on the fragement. The styles determines font face
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	80 * used to show the text. The fragment of text with styles is called
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	81 * styled block.
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	82 */
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	83
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	84 /*! \defgroup fontconfig_freetype Fontconfig and FreeType Layer.
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	85 *
411 1633551e495d Add doc Thinker K.F. Li <thinker@branda.to> parents: 410 diff changeset	86 * This layer implements a font provider to rest of the system.
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	87 * It bases on fontconfig and FreeType supporting of Cairo.
411 1633551e495d Add doc Thinker K.F. Li <thinker@branda.to> parents: 410 diff changeset	88 * If you want to provide stext with technologies other than fontconfig and
1633551e495d Add doc Thinker K.F. Li <thinker@branda.to> parents: 410 diff changeset	89 * FreeType, just replace this layer with the implmenetation that you want.
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	90 *
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	91 * @{
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	92 */
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	93 /*! \brief Stakeholder of scaled font.
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	94 *
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	95 * It is actually a mbe_scaled_font_t, now. But, it should not be
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	96 * noticed by out-siders. Only \ref fontconfig_freetype
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	97 * should known it.
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	98 */
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	99 typedef struct _mb_scaled_font mb_scaled_font_t;
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	100
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	101 /*! \brief Stakeholder of scaled font.
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	102 *
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	103 * Although, mb_text_extents_t is defined as a mbe_scaled_font_t, but
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	104 * programmers should assume it is opague.
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	105 *
407 92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	106 * An extents is the span of showing a fragement of text on the output device.
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	107 * It includes x and y advance of cursor after showinng the text.
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	108 * The cursor maybe not really existed. But, the advance is computed as
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	109 * the cursor existed. It also includes width and height of the text.
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	110 * The bearing of a styled block is the left-top corner of the bounding box.
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	111 * The bounding box of a styled block is the minimal rectangle, on the
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	112 * output device, that can contain the text. The bearing is related to
92a459a1c5aa more comment Thinker K.F. Li <thinker@branda.to> parents: 403 diff changeset	113 * the base line for an extents.
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	114 */
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	115 typedef mbe_text_extents_t mb_text_extents_t;
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	116
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	117 #define MBE_GET_X_ADV(ext) ((ext)->x_advance)
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	118 #define MBE_GET_Y_ADV(ext) ((ext)->y_advance)
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	119 #define MBE_GET_X_BEARING(ext) ((ext)->x_bearing)
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	120 #define MBE_GET_Y_BEARING(ext) ((ext)->y_bearing)
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	121 #define MBE_GET_WIDTH(ext) ((ext)->width)
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	122 #define MBE_GET_HEIGHT(ext) ((ext)->height)
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	123 #define MBE_SET_X_ADV(ext, v) do { ((ext)->x_advance) = v; } while(0)
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	124 #define MBE_SET_Y_ADV(ext, v) do { ((ext)->y_advance) = v; } while(0)
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	125 #define MBE_SET_X_BEARING(ext, v) do { ((ext)->x_bearing) = v; } while(0)
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	126 #define MBE_SET_Y_BEARING(ext, v) do { ((ext)->y_bearing) = v; } while(0)
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	127 #define MBE_SET_WIDTH(ext, v) do { ((ext)->width) = v; } while(0)
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	128 #define MBE_SET_HEIGHT(ext, v) do { ((ext)->height) = v; } while(0)
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	129
465 d8181696b689 Move functions into graphic engine layers. Thinker K.F. Li <thinker@branda.to> parents: 450 diff changeset	130 static mb_font_face_t *
d8181696b689 Move functions into graphic engine layers. Thinker K.F. Li <thinker@branda.to> parents: 450 diff changeset	131 query_font_face(const char *family, int slant, int weight) {
d8181696b689 Move functions into graphic engine layers. Thinker K.F. Li <thinker@branda.to> parents: 450 diff changeset	132 return (mb_font_face_t *)mbe_query_font_face(family, slant, weight);
394 b3d5ce48670a Use fontconfig to find out a font for a family/slant/weight pattern Thinker K.F. Li <thinker@branda.to> parents: 393 diff changeset	133 }
b3d5ce48670a Use fontconfig to find out a font for a family/slant/weight pattern Thinker K.F. Li <thinker@branda.to> parents: 393 diff changeset	134
465 d8181696b689 Move functions into graphic engine layers. Thinker K.F. Li <thinker@branda.to> parents: 450 diff changeset	135 static void
d8181696b689 Move functions into graphic engine layers. Thinker K.F. Li <thinker@branda.to> parents: 450 diff changeset	136 free_font_face(mb_font_face_t *face) {
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	137 ASSERT(face == NULL);
395 d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	138
465 d8181696b689 Move functions into graphic engine layers. Thinker K.F. Li <thinker@branda.to> parents: 450 diff changeset	139 mbe_free_font_face((mbe_font_face_t *)face);
395 d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	140 }
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	141
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	142 /*! \brief This is scaled font for specified size and extent.
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	143 *
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	144 * Font face only specified which font would be used to draw text
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	145 * message. But, it also need to scale glyphs to specified size and
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	146 * rotation. This function return a scaled font specified by a
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	147 * matrix that transform glyph from design space of the font to
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	148 * user space of cairo surface.
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	149 */
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	150 static
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	151 mb_scaled_font_t make_scaled_font_face_matrix(mb_font_face_t face,
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	152 co_aix *matrix) {
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	153 mbe_scaled_font_t *scaled_font;
473 ba64f928542b Remove mbe_matrix_t type. Thinker K.F. Li <thinker@branda.to> parents: 470 diff changeset	154 static co_aix id[6] = { 1, 0, 0,
ba64f928542b Remove mbe_matrix_t type. Thinker K.F. Li <thinker@branda.to> parents: 470 diff changeset	155 0, 1, 0 };
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	156
395 d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	157 ASSERT(matrix != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	158
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	159 scaled_font = mbe_scaled_font_create((mbe_font_face_t *)face,
473 ba64f928542b Remove mbe_matrix_t type. Thinker K.F. Li <thinker@branda.to> parents: 470 diff changeset	160 matrix, &id);
395 d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	161
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	162 return (mb_scaled_font_t *)scaled_font;
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	163 }
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	164
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	165 static
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	166 void scaled_font_free(mb_scaled_font_t *scaled_font) {
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	167 mbe_scaled_font_destroy((mbe_scaled_font_t *)scaled_font);
395 d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	168 }
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	169
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	170 static
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	171 void compute_text_extents(mb_scaled_font_t scaled_font, const char txt,
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	172 mb_text_extents_t *extents) {
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	173 mbe_scaled_font_text_extents((mbe_scaled_font_t *)scaled_font,
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	174 txt,
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	175 (mbe_text_extents_t *)extents);
395 d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	176 }
d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	177
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	178 static
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	179 mb_text_extents_t *mb_text_extents_new(void) {
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	180 mbe_text_extents_t *extents;
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	181
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	182 extents = (mbe_text_extents_t *)malloc(sizeof(mbe_text_extents_t));
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	183 return extents;
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	184 }
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	185
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	186 static
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	187 void mb_text_extents_free(mb_text_extents_t *extents) {
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	188 free(extents);
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	189 }
7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	190
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	191 static
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	192 void draw_text_scaled(mbe_t cr, const char txt, int tlen,
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	193 mb_scaled_font_t *scaled, co_aix x, co_aix y) {
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	194 mbe_scaled_font_t *saved_scaled;
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	195 int total_tlen;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	196 const char *buf;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	197
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	198 total_tlen = strlen(txt);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	199 if(total_tlen > tlen)
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	200 buf = strndup(txt, tlen);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	201 else
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	202 buf = txt;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	203
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	204 saved_scaled = mbe_get_scaled_font(cr);
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	205 mbe_scaled_font_reference(saved_scaled);
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	206 mbe_set_scaled_font(cr, (mbe_scaled_font_t *)scaled);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	207
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	208 mbe_move_to(cr, x, y);
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	209 mbe_text_path(cr, buf);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	210
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	211 mbe_set_scaled_font(cr, saved_scaled);
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	212 mbe_scaled_font_destroy(saved_scaled);
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	213
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	214 if(total_tlen > tlen)
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	215 free((char *)buf);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	216 }
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	217
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	218 /* @} */
395 d30b575a4ad4 Add fontconfig layer Thinker K.F. Li <thinker@branda.to> parents: 394 diff changeset	219
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	220 /*! \brief Query and return a font face for a specified attribute vector.
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	221 *
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	222 * Programmers use mb_font_face_t to specify fonts used to show a
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	223 * block of text on the output device. They can get mb_font_face_t with
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	224 * this function. The objects return by mb_font_face_query() should be
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	225 * freed with mb_font_face_free() when they are not more used.
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	226 *
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	227 * \param family is the name of a font family (times).
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	228 * \param slant is one of \ref MB_FONT_SLANTS.
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	229 * \param weight decides if a font is thin or heavy.
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	230 */
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	231 mb_font_face_t mb_font_face_query(redraw_man_t rdman,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	232 const char *family,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	233 int slant,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	234 int weight) {
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	235 return query_font_face(family, slant, weight);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	236 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	237
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	238 void mb_font_face_free(mb_font_face_t *face) {
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	239 ASSERT(face != NULL);
396 7fe0b1ee92b6 Add extents supporting into Fontconfig and FreeType Layer Thinker K.F. Li <thinker@branda.to> parents: 395 diff changeset	240 free_font_face(face);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	241 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	242
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	243 DARRAY(scaled_fonts_lst, mb_scaled_font_t *);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	244 DARRAY_DEFINE(scaled_fonts_lst, mb_scaled_font_t *);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	245 DARRAY(style_blks_lst, mb_style_blk_t);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	246 DARRAY_DEFINE_ADV(style_blks_lst, mb_style_blk_t);
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	247 DARRAY(extents_lst, mb_text_extents_t);
aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	248 DARRAY_DEFINE_ADV(extents_lst, mb_text_extents_t);
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	249
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	250 /*! \brief A simple implementation of text shape.
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	251 *
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	252 */
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	253 typedef struct _sh_stext {
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	254 shape_t shape;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	255 const char txt; /!< \brief Text to be showed */
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	256 style_blks_lst_t style_blks;
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	257 co_aix x, y;
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	258 co_aix dx, dy;
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	259 scaled_fonts_lst_t scaled_fonts;
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	260 mb_text_extents_t extents;
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	261 extents_lst_t sub_exts;
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	262 } sh_stext_t;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	263
419 7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	264 static
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	265 void _rdman_shape_stext_free(shape_t *shape) {
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	266 sh_stext_t txt_o = (sh_stext_t )shape;
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	267 int i;
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	268
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	269 DARRAY_DESTROY(&txt_o->style_blks);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	270
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	271 for(i = 0; i < txt_o->scaled_fonts.num; i++)
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	272 scaled_font_free(txt_o->scaled_fonts.ds[i]);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	273 DARRAY_DESTROY(&txt_o->scaled_fonts);
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	274 DARRAY_DESTROY(&txt_o->sub_exts);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	275
419 7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	276 if(txt_o->txt)
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	277 free((void *)txt_o->txt);
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	278
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	279 free(txt_o);
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	280 }
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	281
429 9d5506968efb Change the interface of rdman_shape_stext_new(). Thinker K.F. Li <thinker@branda.to> parents: 427 diff changeset	282 shape_t rdman_shape_stext_new(redraw_man_t rdman, const char *txt,
9d5506968efb Change the interface of rdman_shape_stext_new(). Thinker K.F. Li <thinker@branda.to> parents: 427 diff changeset	283 co_aix x, co_aix y) {
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	284 sh_stext_t *txt_o;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	285
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	286 ASSERT(txt != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	287
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	288 txt_o = (sh_stext_t *)malloc(sizeof(sh_stext_t));
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	289 if(txt_o == NULL)
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	290 return NULL;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	291
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	292 memset(&txt_o->shape, 0, sizeof(shape_t));
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	293 mb_obj_init(txt_o, MBO_STEXT);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	294
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	295 txt_o->txt = strdup(txt);
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	296 DARRAY_INIT(&txt_o->style_blks);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	297 txt_o->x = x;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	298 txt_o->y = y;
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	299 DARRAY_INIT(&txt_o->scaled_fonts);
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	300 DARRAY_INIT(&txt_o->sub_exts);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	301
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	302 if(txt_o->txt == NULL) {
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	303 free(txt_o);
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	304 txt_o = NULL;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	305 }
419 7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	306
7c921fda21be Set free function for sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 418 diff changeset	307 txt_o->shape.free = _rdman_shape_stext_free;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	308
418 af6adacbed07 Make sh_stext object managed by rdman. Thinker K.F. Li <thinker@branda.to> parents: 417 diff changeset	309 rdman_shape_man(rdman, (shape_t *)txt_o);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	310
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	311 return (shape_t *)txt_o;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	312 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	313
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	314 static
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	315 int compute_utf8_chars_sz(const char *txt, int n_chars) {
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	316 int i;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	317 const char *p = txt;
415 fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	318 const char *v;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	319
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	320 for(i = 0; i < n_chars && *p; i++) {
415 fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	321 if(!(p & 0x80)) / single byte */
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	322 p++;
415 fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	323 else if((p & 0xe0) == 0xc0) / 2 bytes */
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	324 p += 2;
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	325 else if((p & 0xf0) == 0xe0) / 3 bytes */
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	326 p += 3;
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	327 else if((p & 0xf8) == 0xf0) / 4 bytes */
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	328 p += 4;
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	329 else
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	330 return ERR;
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	331 }
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	332 if(i < n_chars)
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	333 return ERR;
415 fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	334
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	335 for(v = txt; v != p; v++)
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	336 if(*v == '\x0')
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	337 return ERR;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	338
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	339 return p - txt;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	340 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	341
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	342 static
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	343 mb_scaled_font_t make_scaled_font_face(sh_stext_t txt_o,
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	344 mb_font_face_t *face,
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	345 co_aix shift_x, co_aix shift_y,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	346 co_aix font_sz) {
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	347 co_aix matrix[6], scaled_matrix[6];
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	348 co_aix *aggr;
446 2437047b8bb8 Fix bug of propertional shifting of sh_stext_t. Thinker K.F. Li <thinker@branda.to> parents: 437 diff changeset	349 co_aix noshift_aggr[6];
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	350 mb_scaled_font_t *scaled;
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	351
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	352 aggr = sh_get_aggr_matrix((shape_t *)txt_o);
446 2437047b8bb8 Fix bug of propertional shifting of sh_stext_t. Thinker K.F. Li <thinker@branda.to> parents: 437 diff changeset	353 memcpy(noshift_aggr, aggr, sizeof(co_aix) * 6);
2437047b8bb8 Fix bug of propertional shifting of sh_stext_t. Thinker K.F. Li <thinker@branda.to> parents: 437 diff changeset	354 noshift_aggr[2] = 0;
2437047b8bb8 Fix bug of propertional shifting of sh_stext_t. Thinker K.F. Li <thinker@branda.to> parents: 437 diff changeset	355 noshift_aggr[5] = 0;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	356
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	357 matrix[0] = font_sz;
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	358 matrix[1] = 0;
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	359 matrix[2] = shift_x;
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	360 matrix[3] = 0;
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	361 matrix[4] = font_sz;
760 5781b2485e38 Fix position issue of stext. Thinker K.F. Li <thinker@codemud.net> parents: 475 diff changeset	362 matrix[5] = shift_y;
446 2437047b8bb8 Fix bug of propertional shifting of sh_stext_t. Thinker K.F. Li <thinker@branda.to> parents: 437 diff changeset	363 matrix_mul(noshift_aggr, matrix, scaled_matrix);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	364
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	365 scaled = make_scaled_font_face_matrix(face, scaled_matrix);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	366
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	367 return scaled;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	368 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	369
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	370 /*! \brief Extend an extents from another sub-extents.
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	371 *
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	372 * A styled text is styled by several styled blocks, so extents of
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	373 * blocks should be computed separated, collected, and aggreagated
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	374 * into a full extents.
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	375 */
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	376 static
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	377 void extent_extents(mb_text_extents_t full, mb_text_extents_t sub) {
437 e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	378 co_aix f_rbx, f_rby; /* rb stands for right bottom */
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	379 co_aix s_rbx, s_rby;
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	380 co_aix s_xbr, s_ybr;
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	381 co_aix new_x_adv, new_y_adv;
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	382
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	383 f_rbx = MBE_GET_X_BEARING(full) + MBE_GET_WIDTH(full);
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	384 f_rby = MBE_GET_Y_BEARING(full) + MBE_GET_HEIGHT(full);
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	385 s_xbr = MBE_GET_X_BEARING(sub) + MBE_GET_X_ADV(full);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	386 s_ybr = MBE_GET_Y_BEARING(sub) + MBE_GET_Y_ADV(full);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	387 s_rbx = s_xbr + MBE_GET_WIDTH(sub);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	388 s_rby = s_ybr + MBE_GET_HEIGHT(sub);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	389
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	390 /* set bearing */
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	391 if(MBE_GET_X_BEARING(full) > s_xbr)
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	392 MBE_SET_X_BEARING(full, s_xbr);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	393 if(MBE_GET_Y_BEARING(full) > s_ybr)
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	394 MBE_SET_Y_BEARING(full, s_ybr);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	395
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	396 /* set width/height */
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	397 if(f_rbx < s_rbx)
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	398 MBE_SET_WIDTH(full, s_rbx - MBE_GET_X_BEARING(full));
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	399 else
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	400 MBE_SET_WIDTH(full, f_rbx - MBE_GET_X_BEARING(full));
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	401 if(f_rby < s_rby)
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	402 MBE_SET_HEIGHT(full, s_rby - MBE_GET_Y_BEARING(full));
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	403 else
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	404 MBE_SET_HEIGHT(full, f_rby - MBE_GET_Y_BEARING(full));
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	405
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	406 /* set x/y advance */
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	407 new_x_adv = MBE_GET_X_ADV(full) + MBE_GET_X_ADV(sub);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	408 new_y_adv = MBE_GET_Y_ADV(full) + MBE_GET_Y_ADV(sub);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	409 MBE_SET_X_ADV(full, new_x_adv);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	410 MBE_SET_Y_ADV(full, new_y_adv);
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	411 }
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	412
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	413 /*! \brief Compute extents of a stext object according style blocks.
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	414 *
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	415 * It create scaled fonts for style blocks, compute their extents,
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	416 * and compute where they should be draw acoording advance of style
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	417 * blocks before a style block.
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	418 *
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	419 * The scaled font that is created by this function for style blocks
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	420 * are drawed at origin. So, extents of these blocks are also based
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	421 * on that the text are drawed at origin of user space. But,
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	422 * aggreagated extents (sh_stext_t::extents) accounts x/y advances
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	423 * to create correct extents for full text string with style blocks.
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	424 *
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	425 * This function assumes texts are always drawed at 0, 0. So,
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	426 * transform function should adjust x and y bearing corresponding
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	427 * x, y of text to compute area.
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	428 */
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	429 static
aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	430 void compute_styled_extents_n_scaled_font(sh_stext_t *txt_o) {
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	431 mb_style_blk_t *blk;
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	432 style_blks_lst_t *style_blks;
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	433 int blk_txt_len;
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	434 mb_scaled_font_t *scaled;
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	435 scaled_fonts_lst_t *scaled_fonts;
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	436 extents_lst_t *sub_exts;
aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	437 mb_text_extents_t *sub;
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	438 char *txt, saved;
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	439 int i, nscaled;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	440
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	441 scaled_fonts = &txt_o->scaled_fonts;
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	442 for(i = 0; i < scaled_fonts->num; i++)
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	443 scaled_font_free(scaled_fonts->ds[i]);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	444 DARRAY_CLEAN(scaled_fonts);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	445
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	446 style_blks = &txt_o->style_blks;
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	447 blk = style_blks->ds;
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	448
aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	449 sub_exts = &txt_o->sub_exts;
aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	450 DARRAY_CLEAN(sub_exts);
aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	451 extents_lst_adv(sub_exts, style_blks->num);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	452
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	453 txt = (char *)txt_o->txt;
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	454 for(i = 0; i < style_blks->num; i++) {
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	455 scaled = make_scaled_font_face(txt_o, blk->face,
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	456 0, 0, blk->font_sz);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	457 ASSERT(scaled != NULL);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	458 scaled_fonts_lst_add(scaled_fonts, scaled);
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	459 sub = sub_exts->ds + i;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	460
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	461 blk_txt_len = compute_utf8_chars_sz(txt, blk->n_chars);
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	462 ASSERT(blk_txt_len != ERR);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	463
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	464 saved = txt[blk_txt_len];
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	465 txt[blk_txt_len] = 0;
426 aa320386072c Keep sub-extents for style blocks. Thinker K.F. Li <thinker@branda.to> parents: 425 diff changeset	466 compute_text_extents(scaled, txt, sub);
397 55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	467 txt[blk_txt_len] = saved;
55f38c2cdb8f Refactor function of computing text extents Thinker K.F. Li <thinker@branda.to> parents: 396 diff changeset	468
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	469 blk++;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	470 txt += blk_txt_len;
437 e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	471 }
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	472
437 e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	473 if(style_blks->num > 0) {
e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	474 sub = sub_exts->ds;
e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	475 memcpy(&txt_o->extents, sub, sizeof(mb_text_extents_t));
e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	476 for(i = 1; i < style_blks->num; i++) {
e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	477 sub = sub_exts->ds + i;
e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	478 extent_extents(&txt_o->extents, sub);
e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	479 }
e73b3644d802 Fix bug of compute extents of sh_stext. Thinker K.F. Li <thinker@branda.to> parents: 436 diff changeset	480 } else
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	481 memset(&txt_o->extents, sizeof(mb_text_extents_t), 0);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	482 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	483
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	484 /*
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	485 * What we have to do in sh_stext_transform() is
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	486 * - computing bounding box for the text,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	487 * - computing offset x,y for the text of style blocks,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	488 * - free old scaled fonts, and
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	489 * - making scaled fonts for style blocks.
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	490 *
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	491 * Extents of style blocks are computed with x,y at 0,0.
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	492 * So, we should add x,y, after transforming by the aggreagated matrix,
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	493 * to output area.
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	494 */
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	495 void sh_stext_transform(shape_t *shape) {
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	496 sh_stext_t txt_o = (sh_stext_t )shape;
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	497 area_t *area;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	498 mb_text_extents_t *ext;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	499 co_aix *aggr;
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	500
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	501 ASSERT(txt_o != NULL);
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	502
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	503 aggr = sh_get_aggr_matrix(shape);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	504
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	505 txt_o->dx = txt_o->x;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	506 txt_o->dy = txt_o->y;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	507 matrix_trans_pos(aggr, &txt_o->dx, &txt_o->dy);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	508
403 aee0f66b1154 Compute extents of a styled text Thinker K.F. Li <thinker@branda.to> parents: 397 diff changeset	509 compute_styled_extents_n_scaled_font(txt_o);
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	510 ext = &txt_o->extents;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	511
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	512 area = sh_get_area(shape);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	513 area->x = MBE_GET_X_BEARING(ext) + txt_o->dx;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	514 area->y = MBE_GET_Y_BEARING(ext) + txt_o->dy;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	515 area->w = MBE_GET_WIDTH(ext);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	516 area->h = MBE_GET_HEIGHT(ext);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	517 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	518
448 16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine. Thinker K.F. Li <thinker@branda.to> parents: 447 diff changeset	519 void sh_stext_draw(shape_t shape, mbe_t cr) {
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	520 sh_stext_t txt_o = (sh_stext_t )shape;
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	521 co_aix x, y;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	522 const char *txt;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	523 scaled_fonts_lst_t *scaled_fonts;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	524 mb_scaled_font_t *scaled;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	525 style_blks_lst_t *style_blks;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	526 mb_style_blk_t *blk;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	527 mb_text_extents_t *ext;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	528 int blk_txt_len;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	529 int i;
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	530
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	531 ASSERT(txt_o != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	532
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	533 x = txt_o->dx;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	534 y = txt_o->dy;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	535 txt = txt_o->txt;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	536 scaled_fonts = &txt_o->scaled_fonts;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	537 style_blks = &txt_o->style_blks;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	538 ext = txt_o->sub_exts.ds;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	539
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	540 for(i = 0; i < scaled_fonts->num; i++) {
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	541 scaled = scaled_fonts->ds[i];
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	542 blk = style_blks->ds + i;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	543 blk_txt_len = compute_utf8_chars_sz(txt, blk->n_chars);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	544 draw_text_scaled(cr, txt, blk_txt_len, scaled, x, y);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	545
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	546 x += MBE_GET_X_ADV(ext);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	547 y += MBE_GET_Y_ADV(ext);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	548 txt += blk_txt_len;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	549 }
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	550 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	551
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	552 int sh_stext_set_text(shape_t shape, const char txt) {
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	553 sh_stext_t txt_o = (sh_stext_t )shape;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	554 char *new_txt;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	555 int sz;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	556
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	557 ASSERT(txt_o != NULL);
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	558 ASSERT(txt != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	559
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	560 sz = strlen(txt) + 1;
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	561 new_txt = (char )realloc((void )txt_o->txt, sz);
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	562 if(new_txt == NULL)
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	563 return ERR;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	564
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	565 memcpy(new_txt, txt, sz);
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	566 txt_o->txt = new_txt;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	567
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	568 return OK;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	569 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	570
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	571 int sh_stext_set_style(shape_t *shape,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	572 const mb_style_blk_t *blks,
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	573 int nblks) {
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	574 sh_stext_t txt_o = (sh_stext_t )shape;
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	575 style_blks_lst_t *style_blks;
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	576 mb_style_blk_t *new_blks;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	577 int sz;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	578
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	579 ASSERT(txt_o != NULL);
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	580 ASSERT(nblks >= 0);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	581
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	582 style_blks = &txt_o->style_blks;
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	583 DARRAY_CLEAN(style_blks);
c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	584 style_blks_lst_adv(style_blks, nblks);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	585
422 c6c0d017dc8e Use DARRAY to manage variable length list Thinker K.F. Li <thinker@branda.to> parents: 421 diff changeset	586 memcpy(style_blks->ds,
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	587 blks, nblks * sizeof(mb_style_blk_t));
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	588
393 27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	589 return OK;
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	590 }
27774b93521e Add sh_stext_t to implement a simple version of text shape. Thinker K.F. Li <thinker@branda.to> parents: diff changeset	591
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	592 #ifdef UNITTEST
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	593
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	594 #include <CUnit/Basic.h>
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	595
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	596 static
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	597 void test_query_font_face(void) {
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	598 mb_font_face_t *face;
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	599
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	600 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	601 CU_ASSERT(face != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	602
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	603 free_font_face(face);
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	604 }
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	605
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	606 static
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	607 void test_make_scaled_font_face_matrix(void) {
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	608 co_aix matrix[6] = {5, 0, 0, 0, 5, 0};
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	609 mb_font_face_t *face;
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	610 mb_scaled_font_t *scaled;
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	611
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	612 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	613 CU_ASSERT(face != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	614
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	615 scaled = make_scaled_font_face_matrix(face, matrix);
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	616 CU_ASSERT(scaled != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	617
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	618 scaled_font_free(scaled);
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	619 free_font_face(face);
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	620 }
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	621
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	622 static
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	623 void test_compute_text_extents(void) {
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	624 co_aix matrix[6] = {10, 0, 0, 0, 10, 0};
423 3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	625 co_aix x_adv1, x_adv2;
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	626 co_aix x_bearing1, x_bearing2;
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	627 mb_font_face_t *face;
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	628 mb_scaled_font_t *scaled;
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	629 mb_text_extents_t ext;
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	630
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	631 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	632 CU_ASSERT(face != NULL)
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	633 scaled = make_scaled_font_face_matrix(face, matrix);
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	634 CU_ASSERT(scaled != NULL);
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	635
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	636 compute_text_extents(scaled, "test", &ext);
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	637 CU_ASSERT(MBE_GET_HEIGHT(&ext) >= 5 && MBE_GET_HEIGHT(&ext) <= 12);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	638 CU_ASSERT(MBE_GET_WIDTH(&ext) >= 16 && MBE_GET_WIDTH(&ext) <= 48);
423 3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	639 x_adv1 = MBE_GET_X_ADV(&ext);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	640 x_bearing1 = MBE_GET_X_BEARING(&ext);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	641 scaled_font_free(scaled);
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	642
423 3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	643 matrix[2] = 5;
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	644 scaled = make_scaled_font_face_matrix(face, matrix);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	645 CU_ASSERT(scaled != NULL);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	646
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	647 compute_text_extents(scaled, "test", &ext);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	648 CU_ASSERT(MBE_GET_HEIGHT(&ext) >= 5 && MBE_GET_HEIGHT(&ext) <= 12);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	649 CU_ASSERT(MBE_GET_WIDTH(&ext) >= 16 && MBE_GET_WIDTH(&ext) <= 48);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	650 x_adv2 = MBE_GET_X_ADV(&ext);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	651 x_bearing2 = MBE_GET_X_BEARING(&ext);
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	652 scaled_font_free(scaled);
423 3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	653
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	654 CU_ASSERT(x_adv1 == x_adv2);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	655 CU_ASSERT((x_bearing1 + 5) == x_bearing2);
3ba48126c49c Check bearing and advance of text_extents. Thinker K.F. Li <thinker@branda.to> parents: 422 diff changeset	656
413 35712e4bad0e Make shape_stext.c pass test cases. Thinker K.F. Li <thinker@branda.to> parents: 412 diff changeset	657 free_font_face(face);
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	658 }
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	659
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	660 static
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	661 void test_extent_extents(void) {
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	662 mb_text_extents_t ext1, ext2;
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	663
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	664 MBE_SET_WIDTH(&ext1, 20);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	665 MBE_SET_HEIGHT(&ext1, 10);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	666 MBE_SET_X_BEARING(&ext1, 1);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	667 MBE_SET_Y_BEARING(&ext1, -8);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	668 MBE_SET_X_ADV(&ext1, 21);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	669 MBE_SET_Y_ADV(&ext1, -3);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	670
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	671 MBE_SET_WIDTH(&ext2, 30);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	672 MBE_SET_HEIGHT(&ext2, 11);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	673 MBE_SET_X_BEARING(&ext2, 2);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	674 MBE_SET_Y_BEARING(&ext2, -11);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	675 MBE_SET_X_ADV(&ext2, 32);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	676 MBE_SET_Y_ADV(&ext2, -5);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	677
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	678 extent_extents(&ext1, &ext2);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	679
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	680 CU_ASSERT(MBE_GET_WIDTH(&ext1) == 52);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	681 CU_ASSERT(MBE_GET_HEIGHT(&ext1) == 16);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	682 CU_ASSERT(MBE_GET_X_BEARING(&ext1) == 1);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	683 CU_ASSERT(MBE_GET_Y_BEARING(&ext1) == -14);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	684 CU_ASSERT(MBE_GET_X_ADV(&ext1) == 53);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	685 CU_ASSERT(MBE_GET_Y_ADV(&ext1) == -8);
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	686 }
bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	687
415 fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	688 static
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	689 void test_compute_utf8_chars_sz(void) {
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	690 const char *str = "\xe4\xb8\xad\xe6\x96\x87test\xe6\xb8\xac\xe8\xa9\xa6";
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	691 int sz;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	692
415 fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	693 sz = compute_utf8_chars_sz(str, 4);
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	694 CU_ASSERT(sz == 8);
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	695
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	696 sz = compute_utf8_chars_sz(str, 9);
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	697 CU_ASSERT(sz == ERR);
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	698 }
fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	699
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	700 static
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	701 void test_compute_styled_extents_n_scaled_font(void) {
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	702 sh_stext_t *txt_o;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	703 co_aix *aggr;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	704 mb_style_blk_t blks[2];
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	705 mb_font_face_t *face;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	706 mb_text_extents_t *ext;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	707 int r;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	708
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	709 txt_o = (sh_stext_t )rdman_shape_stext_new((redraw_man_t )NULL,
429 9d5506968efb Change the interface of rdman_shape_stext_new(). Thinker K.F. Li <thinker@branda.to> parents: 427 diff changeset	710 "Hello World", 10, 15);
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	711 CU_ASSERT(txt_o != NULL);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	712
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	713 aggr = txt_o->shape.aggr;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	714 aggr[0] = 1;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	715 aggr[1] = 0;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	716 aggr[2] = 0;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	717 aggr[3] = 0;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	718 aggr[4] = 1;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	719 aggr[5] = 0;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	720
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	721 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	722 CU_ASSERT(face != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	723
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	724 blks[0].n_chars = 5;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	725 blks[0].face = face;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	726 blks[0].font_sz = 10;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	727
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	728 blks[1].n_chars = 4;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	729 blks[1].face = face;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	730 blks[1].font_sz = 15.5;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	731
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	732 r = sh_stext_set_style((shape_t *)txt_o, blks, 2);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	733 CU_ASSERT(r == OK);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	734
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	735 compute_styled_extents_n_scaled_font(txt_o);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	736
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	737 ext = &txt_o->extents;
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	738 CU_ASSERT(MBE_GET_HEIGHT(ext) > 11);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	739 CU_ASSERT(MBE_GET_HEIGHT(ext) < 20);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	740 CU_ASSERT(MBE_GET_WIDTH(ext) > 36);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	741 CU_ASSERT(MBE_GET_WIDTH(ext) < 72);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	742 CU_ASSERT(MBE_GET_X_ADV(ext) > 36);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	743 CU_ASSERT(MBE_GET_X_ADV(ext) < 72);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	744 CU_ASSERT(MBE_GET_Y_ADV(ext) == 0);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	745
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	746 _rdman_shape_stext_free((shape_t *)txt_o);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	747 free_font_face(face);
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	748 }
1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	749
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	750 static
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	751 void test_compute_styled_extents_n_scaled_font_rotate(void) {
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	752 sh_stext_t *txt_o;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	753 co_aix *aggr;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	754 mb_style_blk_t blks[2];
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	755 mb_font_face_t *face;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	756 mb_text_extents_t *ext;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	757 int r;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	758
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	759 txt_o = (sh_stext_t )rdman_shape_stext_new((redraw_man_t )NULL,
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	760 "Hello World", 10, 15);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	761 CU_ASSERT(txt_o != NULL);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	762
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	763 aggr = txt_o->shape.aggr;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	764 aggr[0] = 1;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	765 aggr[1] = 0;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	766 aggr[2] = 0;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	767 aggr[3] = 1;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	768 aggr[4] = 1;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	769 aggr[5] = 0;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	770
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	771 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	772 CU_ASSERT(face != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	773
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	774 blks[0].n_chars = 5;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	775 blks[0].face = face;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	776 blks[0].font_sz = 10;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	777
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	778 blks[1].n_chars = 4;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	779 blks[1].face = face;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	780 blks[1].font_sz = 15.5;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	781
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	782 r = sh_stext_set_style((shape_t *)txt_o, blks, 2);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	783 CU_ASSERT(r == OK);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	784
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	785 compute_styled_extents_n_scaled_font(txt_o);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	786
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	787 ext = &txt_o->extents;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	788 CU_ASSERT(MBE_GET_HEIGHT(ext) > 47);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	789 CU_ASSERT(MBE_GET_HEIGHT(ext) < 92);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	790 CU_ASSERT(MBE_GET_WIDTH(ext) > 36);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	791 CU_ASSERT(MBE_GET_WIDTH(ext) < 72);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	792 CU_ASSERT(MBE_GET_X_ADV(ext) > 36);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	793 CU_ASSERT(MBE_GET_X_ADV(ext) < 72);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	794 CU_ASSERT(MBE_GET_Y_ADV(ext) > 36);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	795 CU_ASSERT(MBE_GET_Y_ADV(ext) < 72);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	796
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	797 _rdman_shape_stext_free((shape_t *)txt_o);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	798 free_font_face(face);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	799 }
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	800
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	801 static
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	802 void test_sh_stext_transform(void) {
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	803 sh_stext_t *txt_o;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	804 mb_style_blk_t blks[2];
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	805 co_aix *aggr;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	806 mb_font_face_t *face;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	807 area_t *area;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	808 int r;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	809
429 9d5506968efb Change the interface of rdman_shape_stext_new(). Thinker K.F. Li <thinker@branda.to> parents: 427 diff changeset	810 txt_o = (sh_stext_t *)rdman_shape_stext_new(NULL, "hello world", 100, 50);
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	811 CU_ASSERT(txt_o != NULL);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	812
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	813 aggr = txt_o->shape.aggr;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	814 aggr[0] = 2;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	815 aggr[1] = 0;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	816 aggr[2] = 0;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	817 aggr[3] = 0;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	818 aggr[4] = 1;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	819 aggr[5] = 0;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	820
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	821 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	822 CU_ASSERT(face != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	823
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	824 blks[0].n_chars = 5;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	825 blks[0].face = face;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	826 blks[0].font_sz = 10;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	827
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	828 blks[1].n_chars = 4;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	829 blks[1].face = face;
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	830 blks[1].font_sz = 15.5;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	831
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	832 r = sh_stext_set_style((shape_t *)txt_o, blks, 2);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	833 CU_ASSERT(r == OK);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	834
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	835 sh_stext_transform((shape_t *)txt_o);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	836
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	837 area = sh_get_area((shape_t *)txt_o);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	838 CU_ASSERT(area->x >= 200 && area->x < 220);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	839 CU_ASSERT(area->y >= 40 && area->y < 50);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	840 CU_ASSERT(area->w >= 80 && area->w < 120);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	841 CU_ASSERT(area->h >= 8 && area->h < 12);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	842
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	843 _rdman_shape_stext_free((shape_t *)txt_o);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	844 free_font_face(face);
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	845 }
585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	846
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	847 static
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	848 void test_sh_stext_draw(void) {
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	849 sh_stext_t *txt_o;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	850 mb_style_blk_t blks[2];
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	851 co_aix *aggr;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	852 mb_font_face_t *face;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	853 area_t *area;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	854 int r;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	855
429 9d5506968efb Change the interface of rdman_shape_stext_new(). Thinker K.F. Li <thinker@branda.to> parents: 427 diff changeset	856 txt_o = (sh_stext_t *)rdman_shape_stext_new(NULL, "hello world", 100, 50);
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	857 CU_ASSERT(txt_o != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	858
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	859 aggr = txt_o->shape.aggr;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	860 aggr[0] = 2;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	861 aggr[1] = 0;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	862 aggr[2] = 0;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	863 aggr[3] = 0;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	864 aggr[4] = 1;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	865 aggr[5] = 0;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	866
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	867 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	868 CU_ASSERT(face != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	869
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	870 blks[0].n_chars = 5;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	871 blks[0].face = face;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	872 blks[0].font_sz = 10;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	873
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	874 blks[1].n_chars = 6;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	875 blks[1].face = face;
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	876 blks[1].font_sz = 15.5;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	877
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	878 r = sh_stext_set_style((shape_t *)txt_o, blks, 2);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	879 CU_ASSERT(r == OK);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	880
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	881 sh_stext_transform((shape_t *)txt_o);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	882
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	883 move_cnt = 0;
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	884 sh_stext_draw((shape_t *)txt_o, NULL);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	885 CU_ASSERT(move_cnt == 2);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	886 CU_ASSERT(move_xys[0][0] == 200);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	887 CU_ASSERT(move_xys[0][1] == 50);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	888 CU_ASSERT(move_xys[1][0] >= 240 && move_xys[1][0] < 270);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	889 CU_ASSERT(move_xys[1][1] == 50);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	890
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	891 _rdman_shape_stext_free((shape_t *)txt_o);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	892 free_font_face(face);
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	893 }
8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	894
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	895 static
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	896 void test_sh_stext_draw_rotate(void) {
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	897 sh_stext_t *txt_o;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	898 mb_style_blk_t blks[2];
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	899 co_aix *aggr;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	900 mb_font_face_t *face;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	901 area_t *area;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	902 int r;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	903
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	904 txt_o = (sh_stext_t *)rdman_shape_stext_new(NULL, "hello world", 100, 50);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	905 CU_ASSERT(txt_o != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	906
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	907 aggr = txt_o->shape.aggr;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	908 aggr[0] = 2;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	909 aggr[1] = 0;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	910 aggr[2] = 0;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	911 aggr[3] = 1;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	912 aggr[4] = 1;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	913 aggr[5] = 0;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	914
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	915 face = query_font_face("serif", MB_FONT_SLANT_ROMAN, 100);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	916 CU_ASSERT(face != NULL);
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	917
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	918 blks[0].n_chars = 5;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	919 blks[0].face = face;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	920 blks[0].font_sz = 10;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	921
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	922 blks[1].n_chars = 6;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	923 blks[1].face = face;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	924 blks[1].font_sz = 15.5;
822 586e50f82c1f Unify coding style tag for emacs and vim. Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com> parents: 760 diff changeset	925
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	926 r = sh_stext_set_style((shape_t *)txt_o, blks, 2);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	927 CU_ASSERT(r == OK);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	928
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	929 sh_stext_transform((shape_t *)txt_o);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	930
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	931 move_cnt = 0;
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	932 sh_stext_draw((shape_t *)txt_o, NULL);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	933 CU_ASSERT(move_cnt == 2);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	934 CU_ASSERT(move_xys[0][0] == 200);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	935 CU_ASSERT(move_xys[0][1] == 150);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	936 CU_ASSERT(move_xys[1][0] >= 240 && move_xys[1][0] < 270);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	937 CU_ASSERT(move_xys[1][1] >= 170 && move_xys[1][1] < 185);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	938
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	939 _rdman_shape_stext_free((shape_t *)txt_o);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	940 free_font_face(face);
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	941 }
099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	942
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	943 #include <CUnit/Basic.h>
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	944 CU_pSuite get_stext_suite(void) {
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	945 CU_pSuite suite;
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	946
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	947 suite = CU_add_suite("Suite_stext", NULL, NULL);
412 a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	948 CU_ADD_TEST(suite, test_query_font_face);
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	949 CU_ADD_TEST(suite, test_make_scaled_font_face_matrix);
a456e267279a Test cases for shape_stext. Thinker K.F. Li <thinker@branda.to> parents: 411 diff changeset	950 CU_ADD_TEST(suite, test_compute_text_extents);
414 bbf036c315be Fix extent_extents to make it pass the test case. Thinker K.F. Li <thinker@branda.to> parents: 413 diff changeset	951 CU_ADD_TEST(suite, test_extent_extents);
415 fef1b8076041 Make compute_utf8_chars_sz to compute length of n UTF 8 characters correctly. Thinker K.F. Li <thinker@branda.to> parents: 414 diff changeset	952 CU_ADD_TEST(suite, test_compute_utf8_chars_sz);
421 1e48453bb282 Make compute_styled_extents_n_scaled_font() pass the test. Thinker K.F. Li <thinker@branda.to> parents: 420 diff changeset	953 CU_ADD_TEST(suite, test_compute_styled_extents_n_scaled_font);
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	954 CU_ADD_TEST(suite, test_compute_styled_extents_n_scaled_font_rotate);
424 585baa462778 Make sh_stext_transform() pass first test case for him. Thinker K.F. Li <thinker@branda.to> parents: 423 diff changeset	955 CU_ADD_TEST(suite, test_sh_stext_transform);
427 8f900da42eed Make sh_text_draw() passes first test case. Thinker K.F. Li <thinker@branda.to> parents: 426 diff changeset	956 CU_ADD_TEST(suite, test_sh_stext_draw);
433 099941c3becf Test cases for ratation on sh_stext Thinker K.F. Li <thinker@branda.to> parents: 429 diff changeset	957 CU_ADD_TEST(suite, test_sh_stext_draw_rotate);
410 1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	958
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	959 return suite;
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	960 }
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	961
1a923ea699c1 shape_stext.c, now, is unittested. Thinker K.F. Li <thinker@branda.to> parents: 407 diff changeset	962 #endif /* UNITTEST */

Mercurial > MadButterfly

annotate src/shape_stext.c @ 872:bcc63b20d5c6