Mercurial > MadButterfly
annotate src/mb_types.h @ 14:d34232f15863
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| author | Thinker K.F. Li <thinker@branda.to> |
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| date | Thu, 31 Jul 2008 17:43:20 +0800 |
| parents | ed55009d96d3 |
| children | c2ce186a5c37 |
| rev | line source |
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1 #ifndef __MB_TYPES_H_ |
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2 #define __MB_TYPES_H_ |
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| 12 | 4 #include "tools.h" |
| 5 | |
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6 typedef float co_aix; |
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7 typedef struct _shape shape_t; |
| 12 | 8 typedef struct _geo geo_t; |
| 13 | 9 typedef struct _area area_t; |
| 10 | |
| 11 struct _area { | |
| 12 co_aix x, y; | |
| 13 co_aix w, h; | |
| 14 }; | |
| 15 | |
| 16 /*! \brief Geometry data of a shape or a group of shape. | |
| 17 */ | |
| 18 struct _geo { | |
| 19 unsigned int order; | |
| 20 unsigned int flags; | |
| 21 shape_t *shape; | |
| 22 geo_t *next; /*!< \brief Link all geo objects. */ | |
| 23 | |
| 24 area_t *cur_area, *last_area; | |
| 25 area_t areas[2]; | |
| 26 }; | |
| 27 #define GEF_DIRTY 0x1 | |
| 28 | |
| 29 extern int is_overlay(area_t *r1, area_t *r2); | |
| 30 extern void geo_init(geo_t *g, int n_pos, co_aix pos[][2]); | |
| 31 extern void geo_mark_overlay(geo_t *g, int n_others, geo_t **others, | |
| 32 int *n_overlays, geo_t **overlays); | |
| 33 #define geo_get_shape(g) ((g)->shape) | |
| 34 #define geo_set_shape(g, sh) do {(g)->shape = sh;} while(0) | |
| 35 | |
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36 |
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37 /*! \brief A coordination system. |
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38 * |
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39 * It have a transform function defined by matrix to transform |
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40 * coordination from source space to target space. |
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41 * Source space is where the contained is drawed, and target space |
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42 * is where the coordination of parent container of the element |
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43 * represented by this coord object. |
| 12 | 44 * |
| 45 * \dot | |
| 46 * digraph G { | |
| 47 * graph [rankdir=LR]; | |
| 48 * root -> child00 -> child10 -> child20 [label="children" color="blue"]; | |
| 49 * child00 -> child01 -> child02 [label="sibling"]; | |
| 50 * child10 -> child11 [label="sibling"]; | |
| 51 * } | |
| 52 * \enddot | |
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53 */ |
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54 typedef struct _coord { |
| 13 | 55 unsigned int order; |
| 56 unsigned int flags; | |
| 57 area_t *cur_area, *last_area; | |
| 58 | |
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59 co_aix matrix[6]; |
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60 co_aix aggr_matrix[6]; |
| 13 | 61 |
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62 struct _coord *parent; |
| 12 | 63 STAILQ(struct _coord) children; |
| 64 struct _coord *sibling; | |
| 13 | 65 |
| 66 STAILQ(shape_t) members; /*!< All shape_t objects in this coord. */ | |
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67 } coord_t; |
| 13 | 68 #define COF_DIRTY 0x1 |
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69 |
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70 extern void coord_init(coord_t *co, coord_t *parent); |
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71 extern void coord_trans_pos(coord_t *co, co_aix *x, co_aix *y); |
| 10 | 72 extern void update_aggr_matrix(coord_t *start); |
| 13 | 73 extern coord_t *preorder_coord_subtree(coord_t *root, coord_t *last); |
| 12 | 74 |
| 75 | |
| 76 /*! \brief A grahpic shape. | |
| 77 * | |
| 78 * \dot | |
| 79 * digraph G { | |
| 80 * "shape" -> "coord"; | |
| 81 * "shape" -> "geo"; | |
| 82 * "geo" -> "shape"; | |
| 83 * "coord" -> "shape" [label="members"] | |
| 84 * "shape" -> "shape" [label="sibling"]; | |
| 85 * } | |
| 86 * \enddot | |
| 87 */ | |
| 88 struct _shape { | |
| 89 int sh_type; | |
| 90 geo_t *geo; | |
| 91 coord_t *coord; | |
| 92 shape_t *coord_mem_next; | |
| 93 }; | |
| 94 enum { SHT_UNKNOW, SHT_PATH, SHT_TEXT }; | |
| 95 | |
| 96 #define sh_attach_geo(sh, g) \ | |
| 97 do { \ | |
| 98 (sh)->geo = g; \ | |
| 99 (g)->shape = (shape_t *)(sh); \ | |
| 100 } while(0) | |
| 101 #define sh_detach_geo(sh) \ | |
| 102 do { \ | |
| 103 (sh)->geo->shape = NULL; \ | |
| 104 (sh)->geo = NULL; \ | |
| 105 } while(0) | |
| 106 extern void sh_attach_coord(shape_t *sh, coord_t *coord); | |
| 107 extern void sh_detach_coord(shape_t *sh); | |
| 108 | |
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109 #endif /* __MB_TYPES_H_ */ |