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annotate include/mb_redraw_man.h @ 303:f894b30676e9

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Add MBAF object suport. This is still work in progress yet. However, it won't affect other features. Therefore, it is checked in before it become mature.
author wycc
date Sun, 15 Feb 2009 08:34:57 +0800
parents cd6af7da32c9
children 6c350fc92ae3
rev   line source
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1 #ifndef __REDRAW_MAN_H_
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2 #define __REDRAW_MAN_H_
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4 #include <cairo.h>
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5 #include "mb_tools.h"
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6 #include "mb_types.h"
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7 #include "mb_observer.h"
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8 #include "mb_img_ldr.h"
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10 typedef struct _redraw_man redraw_man_t;
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12 typedef void (*free_func_t)(redraw_man_t *rdman, void *obj);
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13 struct _free_obj {
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14 void *obj;
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15 free_func_t free_func;
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16 };
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17 typedef struct _free_obj free_obj_t;
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18 struct _free_objs {
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19 int num, max;
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20 free_obj_t *objs;
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21 };
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22 typedef struct _free_objs free_objs_t;
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23
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24 DARRAY(coords, coord_t *);
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25 DARRAY(geos, geo_t *);
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26 DARRAY(areas, area_t *);
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27
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28 /*! \brief Manage redrawing of shapes (graphic elements).
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29 *
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30 * Every coord_t and geo_t object is assigned with a unique
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31 * incremental order. The order is a unsigned integer.
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32 * Every time a new coord_t or geo_t object is added, it is
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33 * assigned with a order number that 1 bigger than last one
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34 * until reaching maximum of unsigned integer.
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35 * When a maximum is meet, all coord_t or geo_t objects
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36 * are reasigned with a new order number from 1. It means
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37 * order numbers that have been assigned and then removed
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38 * later are recycled.
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39 *
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40 * Dirty flag is clear when the transformation matrix of a coord
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41 * object been recomputed or when a geo_t objects been redrawed.
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42 */
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43 struct _redraw_man {
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44 unsigned int next_coord_order;
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45 int n_coords;
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46 coord_t *root_coord;
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47
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48 elmpool_t *geo_pool;
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49 elmpool_t *coord_pool;
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50 elmpool_t *shnode_pool;
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51 elmpool_t *observer_pool;
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52 elmpool_t *subject_pool;
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53 elmpool_t *paint_color_pool;
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54 elmpool_t *pent_pool;
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56 coords_t dirty_coords;
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57 geos_t dirty_geos;
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58 areas_t dirty_areas;
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60 geos_t gen_geos;
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62 STAILQ(shape_t) shapes; /*!< \brief All managed shapes. */
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63 STAILQ(paint_t) paints; /*!< \brief All managed paints. */
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64
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65 free_objs_t free_objs;
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66
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67 cairo_t *cr;
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68 cairo_t *backend;
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69
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70 ob_factory_t ob_factory;
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71
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72 subject_t *redraw; /*!< \brief Notified after redrawing. */
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73 subject_t *addrm_monitor; /*!< \brief Monitor adding/removing observers
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74 * to/from mouse event subjects.
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75 * \see addrm_monitor_hdlr()
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76 */
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77 mb_obj_t *last_mouse_over;
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78 void *rt; /*!< \brief This is a pointer to the current
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79 * graphic backend.
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80 * \see rdman_attach_backend()
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81 */
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82 mb_prop_store_t props;
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83 mb_img_ldr_t *img_ldr; /*!< \brief Image Loader.
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84 * This is initialized by backend.
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85 */
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86 co_aix w, h; /*!< \brief Size of viewport
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87 * This is initialized by backend.
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88 */
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89 };
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91 extern int redraw_man_init(redraw_man_t *rdman, cairo_t *cr,
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92 cairo_t *backend);
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93 extern void redraw_man_destroy(redraw_man_t *rdman);
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94 extern int rdman_find_overlaid_shapes(redraw_man_t *rdman,
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95 geo_t *geo,
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96 geo_t ***overlays);
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97 extern int rdman_add_shape(redraw_man_t *rdman,
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98 shape_t *shape, coord_t *coord);
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99 /*! \brief Make a shape been managed by a redraw manager. */
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100 #define rdman_shape_man(rdman, shape) \
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101 do { \
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102 mb_prop_store_init(&((mb_obj_t *)(shape))->props, \
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103 (rdman)->pent_pool); \
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104 STAILQ_INS_TAIL(rdman->shapes, shape_t, sh_next, shape); \
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105 if(rdman->last_mouse_over == (mb_obj_t *)(shape)) \
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106 rdman->last_mouse_over = NULL; \
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107 } while(0)
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108 extern int rdman_shape_free(redraw_man_t *rdman, shape_t *shape);
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109
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110 #define rdman_paint_man(rdman, paint) \
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111 STAILQ_INS_TAIL(rdman->paints, paint_t, pnt_next, shape)
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112 extern int rdman_paint_free(redraw_man_t *rdman, paint_t *paint);
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113
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114 extern coord_t *rdman_coord_new(redraw_man_t *rdman, coord_t *parent);
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115 extern int rdman_coord_free(redraw_man_t *rdman, coord_t *coord);
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116 extern int rdman_coord_subtree_free(redraw_man_t *rdman, coord_t *subtree);
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117 extern int rdman_coord_changed(redraw_man_t *rdman, coord_t *coord);
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118 extern int rdman_shape_changed(redraw_man_t *rdman, shape_t *shape);
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119 extern int rdman_redraw_changed(redraw_man_t *rdman);
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120 extern int rdman_redraw_all(redraw_man_t *rdman);
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121 extern int rdman_redraw_area(redraw_man_t *rdman, co_aix x, co_aix y,
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122 co_aix w, co_aix h);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
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parents: 133
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123 extern geo_t *rdman_geos(redraw_man_t *rdman, geo_t *last);
235
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parents: 232
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124 #define rdman_shapes(rdman, last_shape) \
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125 geo_get_shape_safe(rdman_geos(rdman, sh_get_geo_safe(last_shape)))
30
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parents: 24
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126 extern int rdman_force_clean(redraw_man_t *rdman);
18
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parents: 16
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127 extern shnode_t *shnode_new(redraw_man_t *rdman, shape_t *shape);
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parents: 16
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128 #define shnode_free(rdman, node) elmpool_elm_free((rdman)->shnode_pool, node)
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129 #define shnode_list_free(rdman, q) \
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parents: 16
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130 do { \
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131 shnode_t *__node, *__last; \
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parents: 16
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132 __last = STAILQ_HEAD(q); \
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parents: 16
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133 if(__last == NULL) break; \
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parents: 16
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134 for(__node = STAILQ_NEXT(shnode_t, next, __last); \
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parents: 16
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135 __node != NULL; \
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parents: 16
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136 __node = STAILQ_NEXT(shnode_t, next, __node)) { \
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parents: 16
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137 shnode_free(rdman, __last); \
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parents: 16
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138 __last = __node; \
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parents: 16
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139 } \
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parents: 16
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140 shnode_free(rdman, __last); \
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parents: 16
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141 } while(0)
22
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parents: 18
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142 #define _rdman_paint_child(rdman, paint, shape) \
18
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parents: 16
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143 do { \
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parents: 16
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144 shnode_t *__node; \
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parents: 16
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145 if((shape)->fill != (paint) && \
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parents: 16
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146 (shape)->stroke != (paint)) { \
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parents: 16
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147 __node = shnode_new(rdman, shape); \
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148 STAILQ_INS_TAIL((paint)->members, \
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parents: 16
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149 shnode_t, next, __node); \
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parents: 16
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150 } \
22
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parents: 18
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151 } while(0)
159
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Thinker K.F. Li <thinker@branda.to>
parents: 158
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152 extern void _rdman_paint_real_remove_child(redraw_man_t *rdman,
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Thinker K.F. Li <thinker@branda.to>
parents: 158
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153 paint_t *paint,
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Thinker K.F. Li <thinker@branda.to>
parents: 158
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154 shape_t *shape);
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parents: 158
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155 #define _rdman_paint_remove_child(rdman, paint, shape) \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
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156 do { \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
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157 if((shape)->fill == (shape)->stroke && \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
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158 (shape)->stroke == paint) \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
159 break; \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
160 _rdman_paint_real_remove_child(rdman, paint, shape); \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
161 } while(0)
22
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parents: 18
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162 #define rdman_paint_fill(rdman, paint, shape) \
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parents: 18
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163 do { \
159
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
164 if((shape)->fill == paint) \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
165 break; \
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Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
166 _rdman_paint_remove_child(rdman, paint, shape); \
22
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Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
167 _rdman_paint_child(rdman, paint, shape); \
159
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Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
168 (shape)->fill = paint; \
18
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parents: 16
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169 } while(0)
22
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parents: 18
diff changeset
170 #define rdman_paint_stroke(rdman, paint, shape) \
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parents: 18
diff changeset
171 do { \
159
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
172 if((shape)->stroke == paint) \
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
173 break; \
b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
174 _rdman_paint_remove_child(rdman, paint, shape); \
22
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parents: 18
diff changeset
175 _rdman_paint_child(rdman, paint, shape); \
159
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Thinker K.F. Li <thinker@branda.to>
parents: 158
diff changeset
176 (shape)->stroke = paint; \
22
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parents: 18
diff changeset
177 } while(0)
18
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Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
178 extern int rdman_paint_changed(redraw_man_t *rdman, paint_t *paint);
12
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parents:
diff changeset
179
30
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Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
180 extern shape_t *find_shape_at_pos(redraw_man_t *rdman,
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
181 co_aix x, co_aix y, int *in_stroke);
232
527894c2ad39 Add functions for collision test.
Thinker K.F. Li <thinker@branda.to>
parents: 231
diff changeset
182 extern int mb_obj_pos_is_in(redraw_man_t *rdman, mb_obj_t *obj,
527894c2ad39 Add functions for collision test.
Thinker K.F. Li <thinker@branda.to>
parents: 231
diff changeset
183 co_aix x, co_aix y, int *in_stroke);
253
99a9cca4bbd0 Fix typo in mb_redraw_man.h
Thinker K.F. Li <thinker@branda.to>
parents: 249
diff changeset
184 extern int mb_objs_are_overlay(redraw_man_t *rdman,
99a9cca4bbd0 Fix typo in mb_redraw_man.h
Thinker K.F. Li <thinker@branda.to>
parents: 249
diff changeset
185 mb_obj_t *obj1, mb_obj_t *obj2);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
186 #define rdman_get_ob_factory(rdman) (&(rdman)->ob_factory)
154
6ce68c1f7405 Tank can fire bullet.
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
187 #define rdman_get_redraw_subject(rdman) ((rdman)->redraw)
224
29e1b2bffe4c X backend only sent EVT_MOUSE_MOVE_RAW to MadButterfly.
Thinker K.F. Li <thinker@branda.to>
parents: 186
diff changeset
188 #define rdman_get_root(rdman) ((rdman)->root_coord)
235
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Thinker K.F. Li <thinker@branda.to>
parents: 232
diff changeset
189 #define rdman_get_cr(rdman) ((rdman)->cr)
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Thinker K.F. Li <thinker@branda.to>
parents: 232
diff changeset
190 #define rdman_get_gen_geos(rdman) (&(rdman)->gen_geos)
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Thinker K.F. Li <thinker@branda.to>
parents: 232
diff changeset
191 extern int rdman_add_gen_geos(redraw_man_t *rdman, geo_t *geo);
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parents: 232
diff changeset
192 #define rdman_get_shape_gl(rdman, idx) \
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parents: 232
diff changeset
193 geo_get_shape(rdman_get_gen_geos(rdman)->ds[idx])
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Thinker K.F. Li <thinker@branda.to>
parents: 232
diff changeset
194 #define rdman_add_shape_gl(rdman, shape) \
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Thinker K.F. Li <thinker@branda.to>
parents: 232
diff changeset
195 rdman_add_gen_geos(rdman, sh_get_geo(shape))
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Thinker K.F. Li <thinker@branda.to>
parents: 232
diff changeset
196 #define rdman_shape_gl_len(rdman) \
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parents: 232
diff changeset
197 rdman_get_gen_geos(rdman)->num
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parents: 232
diff changeset
198 #define rdman_clear_shape_gl(rdman) \
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parents: 232
diff changeset
199 DARRAY_CLEAN(rdman_get_gen_geos(rdman))
260
29acbd8a0dd0 Integrate sh_image with svg2code.py.
Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
200 #define rdman_prop_store(rdman) ((rdman)->props)
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Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
201 #define rdman_img_ldr(rdman) ((rdman)->img_ldr)
265
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Thinker K.F. Li <thinker@branda.to>
parents: 260
diff changeset
202 #define rdman_set_img_ldr(rdman, ldr) \
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Thinker K.F. Li <thinker@branda.to>
parents: 260
diff changeset
203 do { (rdman)->img_ldr = ldr; } while(0)
30
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
204
249
ab8284c8dcee * Add loopback reference from rdman to the backend. This is only required when we need to acquire the tman for the animation. This is not a reasonable arrangement since the animation should be backend transparent. We should not touch the backend directly from the animation. We should relocate the tman to the rdman.
wycc
parents: 235
diff changeset
205 /*! \brief Attach backend to the redraw manager so that we can hide the backend from the users.
ab8284c8dcee * Add loopback reference from rdman to the backend. This is only required when we need to acquire the tman for the animation. This is not a reasonable arrangement since the animation should be backend transparent. We should not touch the backend directly from the animation. We should relocate the tman to the rdman.
wycc
parents: 235
diff changeset
206 *
ab8284c8dcee * Add loopback reference from rdman to the backend. This is only required when we need to acquire the tman for the animation. This is not a reasonable arrangement since the animation should be backend transparent. We should not touch the backend directly from the animation. We should relocate the tman to the rdman.
wycc
parents: 235
diff changeset
207 */
ab8284c8dcee * Add loopback reference from rdman to the backend. This is only required when we need to acquire the tman for the animation. This is not a reasonable arrangement since the animation should be backend transparent. We should not touch the backend directly from the animation. We should relocate the tman to the rdman.
wycc
parents: 235
diff changeset
208 #define rdman_attach_backend(rdman,backend) (((rdman)->rt)=(backend))
227
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
209 /*! \brief Load sprite dymanicly from the shared object module.
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wycc
parents: 224
diff changeset
210 *
260
29acbd8a0dd0 Integrate sh_image with svg2code.py.
Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
211 * The search path can be changed by sprite_set_search_path. The name
29acbd8a0dd0 Integrate sh_image with svg2code.py.
Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
212 * can have a relative path in the front of it.
29acbd8a0dd0 Integrate sh_image with svg2code.py.
Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
213 * This function will search the object in the current working directory
29acbd8a0dd0 Integrate sh_image with svg2code.py.
Thinker K.F. Li <thinker@branda.to>
parents: 257
diff changeset
214 * and then search the system search path.
227
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
215 */
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
216 mb_sprite_t *sprite_load(const char *name, redraw_man_t *rdman, coord_t *root);
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
217
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
218 /*! \brief Set the search path of dymanic object loading.
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
219 *
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
220 */
a6e559fb76d7 Add dynamic loading function for sprite
wycc
parents: 224
diff changeset
221 void sprite_set_search_path(char *path);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
222
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
223 #endif /* __REDRAW_MAN_H_ */