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comparison include/mb_shapes.h @ 448:16116d84bc5e

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Replace Cairo with a abstract layer mb_graph_engine. mb_graph_engine is a layer to separate MadButterfly from Cairo. It is only a set of macro mapping to cairo implementation, now. But, it provides a oppotunities to replace cairo with other engines; likes skia.
author Thinker K.F. Li <thinker@branda.to>
date Tue, 04 Aug 2009 23:35:41 +0800
parents 12b117b19c2a
children bb4f651090bf
comparison
equal deleted inserted replaced
447:38aae921243f 448:16116d84bc5e
5 * \todo Add circle shape. 5 * \todo Add circle shape.
6 */ 6 */
7 #ifndef __SHAPES_H_ 7 #ifndef __SHAPES_H_
8 #define __SHAPES_H_ 8 #define __SHAPES_H_
9 9
10 #include <cairo.h> 10 #include "mb_graph_engine.h"
11 #include "mb_types.h" 11 #include "mb_types.h"
12 #include "mb_redraw_man.h" 12 #include "mb_redraw_man.h"
13 #include "mb_img_ldr.h" 13 #include "mb_img_ldr.h"
14 #include <pango/pangocairo.h> 14 #include <pango/pangocairo.h>
15 15
61 * @{ 61 * @{
62 */ 62 */
63 extern shape_t *rdman_shape_path_new(redraw_man_t *rdman, char *data); 63 extern shape_t *rdman_shape_path_new(redraw_man_t *rdman, char *data);
64 extern shape_t *rdman_shape_path_new_from_binary(redraw_man_t *rdman, char *commands, co_aix *arg,int arg_cnt,int *fix_arg,int fix_arg_cnt); 64 extern shape_t *rdman_shape_path_new_from_binary(redraw_man_t *rdman, char *commands, co_aix *arg,int arg_cnt,int *fix_arg,int fix_arg_cnt);
65 extern void sh_path_transform(shape_t *shape); 65 extern void sh_path_transform(shape_t *shape);
66 extern void sh_path_draw(shape_t *shape, cairo_t *cr); 66 extern void sh_path_draw(shape_t *shape, mbe_t *cr);
67 /* @} */ 67 /* @} */
68 68
69 /*! \defgroup shape_text Shape of Text 69 /*! \defgroup shape_text Shape of Text
70 * @{ 70 * @{
71 */ 71 */
72 extern shape_t *rdman_shape_text_new(redraw_man_t *rdman, 72 extern shape_t *rdman_shape_text_new(redraw_man_t *rdman,
73 const char *txt, co_aix x, co_aix y, 73 const char *txt, co_aix x, co_aix y,
74 co_aix font_size, 74 co_aix font_size,
75 cairo_font_face_t *face,PangoAttrList *attrs); 75 mbe_font_face_t *face,PangoAttrList *attrs);
76 /*! \brief Change the content of the text element. 76 /*! \brief Change the content of the text element.
77 * In the SVG, the content of a text tag can be composed of several tspan inside it. The Madbutterfly parser will collect all content of a 77 * In the SVG, the content of a text tag can be composed of several tspan inside it. The Madbutterfly parser will collect all content of a
78 * text segement as a single string. The attribute of these characters are saved in a seperate data structure. In the program level, we will 78 * text segement as a single string. The attribute of these characters are saved in a seperate data structure. In the program level, we will
79 * not keep the SVG text tree. Instead, all attributes will be expanded into a list. 79 * not keep the SVG text tree. Instead, all attributes will be expanded into a list.
80 * 80 *
83 * 83 *
84 */ 84 */
85 extern void sh_text_set_text(shape_t *shape, const char *txt); 85 extern void sh_text_set_text(shape_t *shape, const char *txt);
86 86
87 extern void sh_text_transform(shape_t *shape); 87 extern void sh_text_transform(shape_t *shape);
88 extern void sh_text_draw(shape_t *shape, cairo_t *cr); 88 extern void sh_text_draw(shape_t *shape, mbe_t *cr);
89 /* @} */ 89 /* @} */
90 90
91 /*! \defgroup mb_text_t Shape of Text 91 /*! \defgroup mb_text_t Shape of Text
92 * @{ 92 * @{
93 */ 93 */
123 123
124 typedef struct { 124 typedef struct {
125 int nseg; 125 int nseg;
126 mb_text_segment_t *segs; 126 mb_text_segment_t *segs;
127 int flag; 127 int flag;
128 cairo_surface_t *surface; 128 mbe_surface_t *surface;
129 } mb_text_t; 129 } mb_text_t;
130 130
131 /*! \brief Change the style of the text. 131 /*! \brief Change the style of the text.
132 * 132 *
133 * This function can add a couple of attributes to a segment of text or the whole text field. If the @end is -1, the attributes 133 * This function can add a couple of attributes to a segment of text or the whole text field. If the @end is -1, the attributes
234 extern shape_t *rdman_shape_rect_new(redraw_man_t *rdman, 234 extern shape_t *rdman_shape_rect_new(redraw_man_t *rdman,
235 co_aix x, co_aix y, 235 co_aix x, co_aix y,
236 co_aix w, co_aix h, 236 co_aix w, co_aix h,
237 co_aix rx, co_aix ry); 237 co_aix rx, co_aix ry);
238 extern void sh_rect_transform(shape_t *shape); 238 extern void sh_rect_transform(shape_t *shape);
239 extern void sh_rect_draw(shape_t *shape, cairo_t *cr); 239 extern void sh_rect_draw(shape_t *shape, mbe_t *cr);
240 extern void sh_rect_set(shape_t *shape, co_aix x, co_aix y, 240 extern void sh_rect_set(shape_t *shape, co_aix x, co_aix y,
241 co_aix w, co_aix h, co_aix rx, co_aix ry); 241 co_aix w, co_aix h, co_aix rx, co_aix ry);
242 /* @} */ 242 /* @} */
243 243
244 /*! \defgroup shape_image Shape of Image 244 /*! \defgroup shape_image Shape of Image
246 */ 246 */
247 extern shape_t *rdman_shape_image_new(redraw_man_t *rdman, 247 extern shape_t *rdman_shape_image_new(redraw_man_t *rdman,
248 co_aix x, co_aix y, 248 co_aix x, co_aix y,
249 co_aix w, co_aix h); 249 co_aix w, co_aix h);
250 extern void sh_image_transform(shape_t *shape); 250 extern void sh_image_transform(shape_t *shape);
251 extern void sh_image_draw(shape_t *shape, cairo_t *cr); 251 extern void sh_image_draw(shape_t *shape, mbe_t *cr);
252 extern void sh_image_set_geometry(shape_t *shape, co_aix x, co_aix y, 252 extern void sh_image_set_geometry(shape_t *shape, co_aix x, co_aix y,
253 co_aix w, co_aix h); 253 co_aix w, co_aix h);
254 /* @} */ 254 /* @} */
255 255
256 /*! \defgroup shape_stext Shape of Simple Text 256 /*! \defgroup shape_stext Shape of Simple Text
260 /*! \defgroup font_face Define font face used to describe style of text. 260 /*! \defgroup font_face Define font face used to describe style of text.
261 * @{ 261 * @{
262 */ 262 */
263 /*! \brief Font face of MadButterfly. 263 /*! \brief Font face of MadButterfly.
264 * 264 *
265 * It actully a cairo_font_face_t, now. But, it can be change for latter. 265 * It actully a mbe_font_face_t, now. But, it can be change for latter.
266 * So, programmer should not depend on cairo_font_face_t. 266 * So, programmer should not depend on mbe_font_face_t.
267 */ 267 */
268 typedef struct _mb_font_face mb_font_face_t; 268 typedef struct _mb_font_face mb_font_face_t;
269 269
270 enum MB_FONT_SLANTS { 270 enum MB_FONT_SLANTS {
271 MB_FONT_SLANT_DUMMY, 271 MB_FONT_SLANT_DUMMY,
295 295
296 extern shape_t *rdman_shape_stext_new(redraw_man_t *rdman, 296 extern shape_t *rdman_shape_stext_new(redraw_man_t *rdman,
297 const char *txt, 297 const char *txt,
298 co_aix x, co_aix y); 298 co_aix x, co_aix y);
299 extern void sh_stext_transform(shape_t *shape); 299 extern void sh_stext_transform(shape_t *shape);
300 extern void sh_stext_draw(shape_t *shape, cairo_t *cr); 300 extern void sh_stext_draw(shape_t *shape, mbe_t *cr);
301 extern int sh_stext_set_text(shape_t *shape, const char *txt); 301 extern int sh_stext_set_text(shape_t *shape, const char *txt);
302 extern int sh_stext_set_style(shape_t *shape, 302 extern int sh_stext_set_style(shape_t *shape,
303 const mb_style_blk_t *blks, 303 const mb_style_blk_t *blks,
304 int nblks); 304 int nblks);
305 305