annotate include/mb_shapes.h @ 603:39d27911c3ae openvg

Remove mbe_image_surface_create_for_data()
author Thinker K.F. Li <thinker@branda.to>
date Sun, 04 Jul 2010 00:16:43 +0800
parents e95598916dfb
children 586e50f82c1f
rev   line source
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
1 /*! \file
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
2 * \brief Declare interfaces of shapes.
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
3 *
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
4 * \todo Add ellipse shape.
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
5 * \todo Add circle shape.
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
6 */
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
7 #ifndef __SHAPES_H_
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
8 #define __SHAPES_H_
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
9
473
ba64f928542b Remove mbe_matrix_t type.
Thinker K.F. Li <thinker@branda.to>
parents: 472
diff changeset
10 #include "mb_config.h"
ba64f928542b Remove mbe_matrix_t type.
Thinker K.F. Li <thinker@branda.to>
parents: 472
diff changeset
11
ba64f928542b Remove mbe_matrix_t type.
Thinker K.F. Li <thinker@branda.to>
parents: 472
diff changeset
12 #ifdef SH_TEXT
ba64f928542b Remove mbe_matrix_t type.
Thinker K.F. Li <thinker@branda.to>
parents: 472
diff changeset
13 #include <pango/pangocairo.h>
ba64f928542b Remove mbe_matrix_t type.
Thinker K.F. Li <thinker@branda.to>
parents: 472
diff changeset
14 #endif
ba64f928542b Remove mbe_matrix_t type.
Thinker K.F. Li <thinker@branda.to>
parents: 472
diff changeset
15
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
16 #include "mb_graph_engine.h"
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
17 #include "mb_types.h"
186
530bb7728546 Move header files to $(top_srcdir)/include/ and prefixed with 'mb_'.
Thinker K.F. Li <thinker@branda.to>
parents: 185
diff changeset
18 #include "mb_redraw_man.h"
257
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
19 #include "mb_img_ldr.h"
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
20
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
21 /*! \page define_shape How to Define Shapes
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 22
diff changeset
22 *
159
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
23 * A shape implementation must include
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
24 * - rdman_shape_*_new()
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
25 * - clear memory for shape_t member.
393
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
26 * - mb_obj_init() to initialize shape_t::obj.
159
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
27 * - assign *_free() to \ref shape_t::free.
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
28 * - make new object been managed by a redraw manager.
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
29 * - call rdman_shape_man()
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
30 * - *_free()
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
31 * - assigned to \ref shape_t::free.
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 22
diff changeset
32 * - *_transform()
30
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
33 * - *_draw()
260
29acbd8a0dd0 Integrate sh_image with svg2code.py.
Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
34 * - *_draw() is responsive to define shape. How the shape is filled
29acbd8a0dd0 Integrate sh_image with svg2code.py.
Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
35 * or stroked is defined by paint.
108
565b55508c8d More dox
Thinker K.F. Li <thinker@branda.to>
parents: 101
diff changeset
36 * - first member variable of a shape type must be a shape_t.
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
37 *
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
38 * Must modify
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
39 * - event.c::draw_shape_path()
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
40 * - redraw_man.c::clean_shape()
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
41 * - redraw_man.c::draw_shape()
257
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
42 *
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
43 * \section shape_transform Shape Transform
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
44 *
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
45 * All shape types must have a shape transform function. It is invoked by
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
46 * redraw_man.c::clean_shape(). It's task is to update \ref geo_t of the
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
47 * shape object. In most situtation, it call geo_from_positions() to
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
48 * update geo_t.
416
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
49 *
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
50 * \section rdman_man_shape Make a redraw manager managing a shape.
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
51 *
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
52 * It means managing life cycle of a shape to make a redraw manager
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
53 * managing a shape. Shapes are referenced by a redraw manager to
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
54 * update output device. So, a redraw manager must make sure all
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
55 * shapes are valid when they are needed to update output. To make sure
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
56 * lifecycle of shapes are synchronized with status of a redraw manager,
5791263ebe7b Document for why a shape should be managed by the redraw manager.
Thinker K.F. Li <thinker@branda.to>
parents: 393
diff changeset
57 * lifecycle of shapes are managed by associated redraw manager.
257
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
58 *
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 22
diff changeset
59 */
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 22
diff changeset
60
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
61 /*! \defgroup shapes Shapes
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
62 * @{
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
63 */
30
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
64
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
65 /*! \defgroup shape_path Shape of Path
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
66 * @{
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
67 */
492
e95598916dfb Make path data constant.
Thinker K.F. Li <thinker@branda.to>
parents: 473
diff changeset
68 extern shape_t *rdman_shape_path_new(redraw_man_t *rdman, const char *data);
458
bb4f651090bf Use cairo to transform and draw arc.
Thinker K.F. Li <thinker@branda.to>
parents: 448
diff changeset
69 extern shape_t *rdman_shape_path_new_from_binary(redraw_man_t *rdman,
bb4f651090bf Use cairo to transform and draw arc.
Thinker K.F. Li <thinker@branda.to>
parents: 448
diff changeset
70 char *commands,
bb4f651090bf Use cairo to transform and draw arc.
Thinker K.F. Li <thinker@branda.to>
parents: 448
diff changeset
71 co_aix *pnts,
bb4f651090bf Use cairo to transform and draw arc.
Thinker K.F. Li <thinker@branda.to>
parents: 448
diff changeset
72 int pnt_cnt,
bb4f651090bf Use cairo to transform and draw arc.
Thinker K.F. Li <thinker@branda.to>
parents: 448
diff changeset
73 co_aix *float_args,
bb4f651090bf Use cairo to transform and draw arc.
Thinker K.F. Li <thinker@branda.to>
parents: 448
diff changeset
74 int float_arg_cnt);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents: 5
diff changeset
75 extern void sh_path_transform(shape_t *shape);
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
76 extern void sh_path_draw(shape_t *shape, mbe_t *cr);
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
77 /* @} */
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
78
472
4254eaa699d0 Declare functions that should be implemented by Skia graphic engine
Thinker K.F. Li <thinker@branda.to>
parents: 462
diff changeset
79 #ifdef SH_TEXT
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
80 /*! \defgroup shape_text Shape of Text
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
81 * @{
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
82 */
159
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
83 extern shape_t *rdman_shape_text_new(redraw_man_t *rdman,
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
84 const char *txt, co_aix x, co_aix y,
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
85 co_aix font_size,
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
86 mbe_font_face_t *face,PangoAttrList *attrs);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
87 /*! \brief Change the content of the text element.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
88 * 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
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
89 * text segement as a single string. The attribute of these characters are saved in a seperate data structure. In the program level, we will
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
90 * not keep the SVG text tree. Instead, all attributes will be expanded into a list.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
91 *
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
92 * When you change the content of a text element, please remember that the attributes will not be removed by the way. You need to change
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
93 * them seperately.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
94 *
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
95 */
88
dd813dcc232c New example, calculator.
Thinker K.F. Li <thinker@branda.to>
parents: 73
diff changeset
96 extern void sh_text_set_text(shape_t *shape, const char *txt);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
97
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 22
diff changeset
98 extern void sh_text_transform(shape_t *shape);
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
99 extern void sh_text_draw(shape_t *shape, mbe_t *cr);
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
100 /* @} */
472
4254eaa699d0 Declare functions that should be implemented by Skia graphic engine
Thinker K.F. Li <thinker@branda.to>
parents: 462
diff changeset
101 #endif
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 22
diff changeset
102
278
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
103 /*! \defgroup mb_text_t Shape of Text
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
104 * @{
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
105 */
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
106 #define TEXTSTYLE_BOLD 1
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
107 #define TEXTSTYLE_ITALIC 2
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
108 #define TEXTSTYLE_UNDERLINE 4
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
109 #define TEXTSTYLE_COLOR 8
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
110 #define TEXTSTYLE_FONT 0x10
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
111 #define TEXTSTYLE_ALIGN 0x20
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
112
291
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
113
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
114 #define TEXTALIGN_START 1
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
115 #define TEXTALIGN_MIDDLE 2
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
116 #define TEXTALIGN_END 3
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
117
278
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
118 typedef struct {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
119 int property;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
120 unsigned int color;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
121 unsigned int align;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
122 char *font;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
123 } mb_textstyle_t;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
124
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
125 typedef struct _textsegment {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
126 int x;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
127 int y;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
128 mb_textstyle_t style;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
129 int size;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
130 char *buf;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
131 struct _textsegment *next;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
132 } mb_text_segment_t;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
133
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
134 #define MBTEXT_DIRTY 1
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
135
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
136 typedef struct {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
137 int nseg;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
138 mb_text_segment_t *segs;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
139 int flag;
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
140 mbe_surface_t *surface;
278
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
141 } mb_text_t;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
142
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
143 /*! \brief Change the style of the text.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
144 *
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
145 * 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
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
146 * will be applied to the whole text field. The @style should be initialized by using the mb_textstyle_xxx functions. All attributes
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
147 * which is not initialized will not be changed. It means that the @style will be added into all existing style instead of reaplcing
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
148 * it.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
149 */
291
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
150 extern void sh_text_set_style(shape_t *shape,int begin,int end,mb_textstyle_t *format);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
151 /*! \brief Change the color of the text field
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
152 * Change the color of the whole text field. This will removed all existing color attribute. If you want to change part of the text
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
153 * field only, please use the sh_text_set_style instead.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
154 */
292
7270e368ee98 Add more text API
wycc
parents: 291
diff changeset
155 extern void sh_text_set_color(shape_t *shape, unsigned color);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
156 /*! \brief Turn on/off the bold attribute.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
157 * Turn on/off the font weight of the whole text field. This will removed all existing bold setting. If you want to change part of the text
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
158 * field only, please use the sh_text_set_style instead.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
159 */
292
7270e368ee98 Add more text API
wycc
parents: 291
diff changeset
160 extern void sh_text_set_bold(shape_t *shape, int bold);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
161 /*! \brief Turn on/off the italic attribute.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
162 * Turn on/off the italic of the whole text field. This will removed all existing italic setting. If you want to change part of the text
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
163 * field only, please use the sh_text_set_style instead.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
164 */
292
7270e368ee98 Add more text API
wycc
parents: 291
diff changeset
165 extern void sh_text_set_italic(shape_t *shape, int italic);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
166 /*! \brief Turn on/off the underline attribute.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
167 * Turn on/off the underline of the whole text field. This will removed all existing underline setting. If you want to change part of the text
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
168 * field only, please use the sh_text_set_style instead.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
169 */
292
7270e368ee98 Add more text API
wycc
parents: 291
diff changeset
170 extern void sh_text_set_underline(shape_t *shape, int underline);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
171 /*! \brief Change the font of the text field.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
172 * Change the font of the whole text field. This will removed all existing underline setting. If you want to change part of the text
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
173 * field only, please use the sh_text_set_style instead.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
174 */
292
7270e368ee98 Add more text API
wycc
parents: 291
diff changeset
175 extern void sh_text_set_font(shape_t *shape, char *family);
293
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
176 /*! \brief Init the text style data structure.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
177 *
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
178 * This is usually used to initialize the mb_textstyle_t which is allocate in the stack. It will mark all property as undefined. All undefined
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
179 * property will not change when the sh_text_set_style is called.
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
180 *
a171b94582ae Add document for TextField API.
wycc
parents: 292
diff changeset
181 */
291
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
182 static inline void mb_textstyle_init(mb_textstyle_t *style)
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
183 {
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
184 style->property = 0;
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
185 }
462
af4b506ad56f Add backend layer to seperate the backend with the MBAF. Currently, X is the only backend. If we have more than one backend, we need to modify the Makefile to sleect the backend or implement a backend selection mechanism in the runtime.
wycc@122-116-38-188.HINET-IP.hinet.net
parents: 458
diff changeset
186 /*! \brief Get the dimension of the text
af4b506ad56f Add backend layer to seperate the backend with the MBAF. Currently, X is the only backend. If we have more than one backend, we need to modify the Makefile to sleect the backend or implement a backend selection mechanism in the runtime.
wycc@122-116-38-188.HINET-IP.hinet.net
parents: 458
diff changeset
187 */
af4b506ad56f Add backend layer to seperate the backend with the MBAF. Currently, X is the only backend. If we have more than one backend, we need to modify the Makefile to sleect the backend or implement a backend selection mechanism in the runtime.
wycc@122-116-38-188.HINET-IP.hinet.net
parents: 458
diff changeset
188 extern void sh_text_get_size(shape_t *sh, int *w, int *h);
278
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
189 extern void mb_textstyle_set_font(mb_textstyle_t *style, char *font);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
190 static inline char *mb_textstyle_get_font(mb_textstyle_t *style)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
191 {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
192 if (style->property & TEXTSTYLE_FONT)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
193 return style->font;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
194 else
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
195 return NULL;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
196 }
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
197 extern void mb_textstyle_set_bold(mb_textstyle_t *style, int bold);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
198 static inline int mb_textstyle_get_bold(mb_textstyle_t *style)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
199 {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
200 return style->property & TEXTSTYLE_BOLD;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
201 }
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
202 extern void mb_textstyle_set_italic(mb_textstyle_t *style, int italic);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
203 static inline int mb_textstyle_get_italic(mb_textstyle_t *style)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
204 {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
205 return style->property & TEXTSTYLE_ITALIC;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
206 }
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
207 extern void mb_textstyle_set_underline(mb_textstyle_t *style, int underline);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
208 static inline int mb_textstyle_get_undeline(mb_textstyle_t *style)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
209 {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
210 return style->property & TEXTSTYLE_UNDERLINE;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
211 }
291
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
212 #define TEXTCOLOR_RED(c) (((c)&0xff0000)>>16)
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
213 #define TEXTCOLOR_GREEN(c) (((c)&0xff00)>>8)
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
214 #define TEXTCOLOR_BLUE(c) (((c)&0xff))
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
215 #define TEXTCOLOR_RGB(r,g,b) (((r)<<16)|((g)<<8)|(b))
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
216 static inline void mb_textstyle_set_color(mb_textstyle_t *style, unsigned int color)
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
217 {
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
218 style->property |= TEXTSTYLE_COLOR;
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
219 style->color = color;
137a73822d48 Add sh_text_set_style support to change the style of text element.
wycc
parents: 280
diff changeset
220 }
278
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
221 static inline unsigned int mb_textstyle_get_color(mb_textstyle_t *style)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
222 {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
223 if (style->property & TEXTSTYLE_COLOR)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
224 return style->color;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
225 else
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
226 return 0;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
227 }
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
228
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
229 static inline int mb_textstyle_has_color(mb_textstyle_t *style)
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
230 {
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
231 return style->property & TEXTSTYLE_COLOR;
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
232 }
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
233 extern void mb_textstyle_set_alignment(mb_textstyle_t *style, int alignment);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
234 extern int mb_textstyle_get_alignment(mb_textstyle_t *style);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
235
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
236
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
237
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
238 extern void mb_text_set_style(mb_text_t *text, int begin,int end,mb_textstyle_t *style);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
239 extern void mb_text_get_style(mb_text_t *text, int n,mb_textstyle_t *style);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
240 extern void mb_text_set_text(mb_text_t *text, char *string,int begin,int end);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
241 extern void mb_text_get_text(mb_text_t *text, int begin,int end, char *string);
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
242
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
243 /* @} */
a90fd749af82 Implement the whole tspan attribute. Currently, we can accept font family/font style/font weight and font size.
wycc
parents: 197
diff changeset
244
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
245 /*! \defgroup shape_rect Shape of Rectangle
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
246 * @{
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
247 */
159
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
248 extern shape_t *rdman_shape_rect_new(redraw_man_t *rdman,
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
249 co_aix x, co_aix y,
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
250 co_aix w, co_aix h,
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 108
diff changeset
251 co_aix rx, co_aix ry);
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
252 extern void sh_rect_transform(shape_t *shape);
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
253 extern void sh_rect_draw(shape_t *shape, mbe_t *cr);
40
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
254 extern void sh_rect_set(shape_t *shape, co_aix x, co_aix y,
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
255 co_aix w, co_aix h, co_aix rx, co_aix ry);
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
256 /* @} */
257
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
257
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
258 /*! \defgroup shape_image Shape of Image
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
259 * @{
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
260 */
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
261 extern shape_t *rdman_shape_image_new(redraw_man_t *rdman,
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
262 co_aix x, co_aix y,
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
263 co_aix w, co_aix h);
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
264 extern void sh_image_transform(shape_t *shape);
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
265 extern void sh_image_draw(shape_t *shape, mbe_t *cr);
265
b42ee279669e Change function name and add comments.
Thinker K.F. Li <thinker@branda.to>
parents: 260
diff changeset
266 extern void sh_image_set_geometry(shape_t *shape, co_aix x, co_aix y,
b42ee279669e Change function name and add comments.
Thinker K.F. Li <thinker@branda.to>
parents: 260
diff changeset
267 co_aix w, co_aix h);
257
50d253d0fcba Simple image loader and image shape.
Thinker K.F. Li <thinker@branda.to>
parents: 197
diff changeset
268 /* @} */
393
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
269
444
12b117b19c2a Change title of shape_stext group
Thinker K.F. Li <thinker@branda.to>
parents: 429
diff changeset
270 /*! \defgroup shape_stext Shape of Simple Text
393
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
271 * @{
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
272 */
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
273
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
274 /*! \defgroup font_face Define font face used to describe style of text.
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
275 * @{
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
276 */
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
277 /*! \brief Font face of MadButterfly.
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
278 *
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
279 * It actully a mbe_font_face_t, now. But, it can be change for latter.
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 444
diff changeset
280 * So, programmer should not depend on mbe_font_face_t.
393
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
281 */
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
282 typedef struct _mb_font_face mb_font_face_t;
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
283
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
284 enum MB_FONT_SLANTS {
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
285 MB_FONT_SLANT_DUMMY,
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
286 MB_FONT_SLANT_ROMAN,
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
287 MB_FONT_SLANT_ITALIC,
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
288 MB_FONT_SLANT_OBLIQUE,
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
289 MB_FONT_SLANT_MAX
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
290 };
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
291
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
292 extern 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: 356
diff changeset
293 const char *family,
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
294 int slant,
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
295 int weight);
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
296 extern 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: 356
diff changeset
297 /* @} */
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
298
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
299 /*! \brief Describe style of a block of text.
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
300 *
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
301 * \ref sh_stext_t describes style of a text by a list of
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
302 * \ref mb_style_blk_t.
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
303 */
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
304 typedef struct {
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
305 int n_chars;
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
306 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: 356
diff changeset
307 co_aix font_sz;
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
308 } mb_style_blk_t;
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
309
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
310 extern shape_t *rdman_shape_stext_new(redraw_man_t *rdman,
429
9d5506968efb Change the interface of rdman_shape_stext_new().
Thinker K.F. Li <thinker@branda.to>
parents: 416
diff changeset
311 const char *txt,
9d5506968efb Change the interface of rdman_shape_stext_new().
Thinker K.F. Li <thinker@branda.to>
parents: 416
diff changeset
312 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: 356
diff changeset
313 extern 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: 444
diff changeset
314 extern 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: 356
diff changeset
315 extern 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: 356
diff changeset
316 extern 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: 356
diff changeset
317 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: 356
diff changeset
318 int nblks);
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
319
27774b93521e Add sh_stext_t to implement a simple version of text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 356
diff changeset
320 /* @} */
101
d6f9af55b0d0 More documentation.
Thinker K.F. Li <thinker@branda.to>
parents: 95
diff changeset
321 /* @} */
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 22
diff changeset
322
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
323 #endif /* __SHAPES_H_ */