1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
|
#ifndef _EVAS_CACHE_H
#define _EVAS_CACHE_H
typedef struct _Evas_Cache_Image Evas_Cache_Image;
typedef struct _Evas_Cache_Image_Func Evas_Cache_Image_Func;
typedef struct _Evas_Cache_Engine_Image Evas_Cache_Engine_Image;
typedef struct _Evas_Cache_Engine_Image_Func Evas_Cache_Engine_Image_Func;
struct _Evas_Cache_Image_Func
{
Image_Entry *(*alloc)(void);
void (*dealloc)(Image_Entry *im);
/* The cache provide some helpers for surface manipulation. */
int (*surface_alloc)(Image_Entry *im, unsigned int w, unsigned int h);
void (*surface_delete)(Image_Entry *im);
DATA32 *(*surface_pixels)(Image_Entry *im);
/* The cache is doing the allocation and deallocation, you must just do the rest. */
int (*constructor)(Image_Entry *im); /**< return is EVAS_LOAD_ERROR_* or EVAS_LOAD_ERROR_NONE! */
void (*destructor)(Image_Entry *im);
void (*dirty_region)(Image_Entry *im, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
/* Only called when references > 0. Need to provide a fresh copie of im. */
/* The destination surface does have a surface, but no allocated pixel data. */
int (*dirty)(Image_Entry *dst, const Image_Entry *src);
/* Only called when references == 1. We will call drop on `im'. */
/* The destination surface does not have any surface. */
int (*size_set)(Image_Entry *dst, const Image_Entry *src, unsigned int w, unsigned int h);
/* The destination surface does not have any surface. */
int (*copied_data)(Image_Entry *dst, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
/* The destination surface does not have any surface. */
int (*data)(Image_Entry *dst, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
int (*color_space)(Image_Entry *dst, int cspace);
/* This function need to update im->w and im->h. */
int (*load)(Image_Entry *im); /**< return is EVAS_LOAD_ERROR_* or EVAS_LOAD_ERROR_NONE! */
int (*mem_size_get)(Image_Entry *im);
void (*debug)(const char *context, Image_Entry *im);
};
struct _Evas_Cache_Image
{
Evas_Cache_Image_Func func;
Eina_List *preload;
Eina_List *pending;
Eina_Inlist *dirty;
Eina_Inlist *lru;
Eina_Inlist *lru_nodata;
Eina_Hash *inactiv;
Eina_Hash *activ;
void *data;
int usage;
unsigned int limit;
int references;
#ifdef EVAS_FRAME_QUEUING
LK(lock);
#endif
};
struct _Evas_Cache_Engine_Image_Func
{
/* Must return a char* allocated with eina_stringshare_add. */
char* (*key)(Image_Entry *im, const char *file, const char *key, RGBA_Image_Loadopts *lo, int *error);
Engine_Image_Entry* (*alloc)(void);
void (*dealloc)(Engine_Image_Entry *eim);
int (*constructor)(Engine_Image_Entry *eim, void* data);
void (*destructor)(Engine_Image_Entry *eim);
void (*dirty_region)(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
/* Only called when references > 0. Need to provide a fresh copie of im. */
int (*dirty)(Engine_Image_Entry *dst, const Engine_Image_Entry *src);
/* Only called when references == 1. We will call drop on `im'. */
int (*size_set)(Engine_Image_Entry *dst, const Engine_Image_Entry *src);
int (*update_data)(Engine_Image_Entry* dst, void* data);
void (*load)(Engine_Image_Entry *eim, const Image_Entry* im);
int (*mem_size_get)(Engine_Image_Entry *eim);
void (*debug)(const char* context, Engine_Image_Entry *eim);
};
struct _Evas_Cache_Engine_Image
{
Evas_Cache_Engine_Image_Func func;
Eina_Inlist* dirty;
Eina_Hash* activ;
Eina_Hash* inactiv;
Eina_Inlist* lru;
Evas_Cache_Image* parent;
Evas_Cache_Engine_Image* brother;
int usage;
int limit;
int references;
};
#ifdef __cplusplus
extern "C" {
#endif
EAPI Evas_Cache_Image* evas_cache_image_init(const Evas_Cache_Image_Func *cb);
EAPI void evas_cache_image_shutdown(Evas_Cache_Image *cache);
EAPI Image_Entry* evas_cache_image_request(Evas_Cache_Image *cache, const char *file, const char *key, RGBA_Image_Loadopts *lo, int *error);
EAPI void evas_cache_image_drop(Image_Entry *im);
EAPI void evas_cache_image_data_not_needed(Image_Entry *im);
EAPI int evas_cache_image_flush(Evas_Cache_Image *cache);
EAPI void evas_cache_private_set(Evas_Cache_Image *cache, const void *data);
EAPI void* evas_cache_private_get(Evas_Cache_Image *cache);
EAPI void* evas_cache_private_from_image_entry_get(Image_Entry *im);
EAPI int evas_cache_image_usage_get(Evas_Cache_Image *cache);
EAPI int evas_cache_image_get(Evas_Cache_Image *cache);
EAPI void evas_cache_image_set(Evas_Cache_Image *cache, unsigned int size);
EAPI Image_Entry* evas_cache_image_alone(Image_Entry *im);
EAPI Image_Entry* evas_cache_image_dirty(Image_Entry *im, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
EAPI int evas_cache_image_load_data(Image_Entry *im);
EAPI void evas_cache_image_unload_data(Image_Entry *im);
EAPI Eina_Bool evas_cache_image_is_loaded(Image_Entry *im);
EAPI void evas_cache_image_unload_all(Evas_Cache_Image *cache);
EAPI void evas_cache_image_surface_alloc(Image_Entry *im, unsigned int w, unsigned int h);
EAPI DATA32* evas_cache_image_pixels(Image_Entry *im);
EAPI Image_Entry* evas_cache_image_copied_data(Evas_Cache_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
EAPI Image_Entry* evas_cache_image_data(Evas_Cache_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace);
EAPI void evas_cache_image_colorspace(Image_Entry *im, int cspace);
EAPI Image_Entry* evas_cache_image_empty(Evas_Cache_Image *cache);
EAPI Image_Entry* evas_cache_image_size_set(Image_Entry *im, unsigned int w, unsigned int h);
EAPI Evas_Cache_Engine_Image* evas_cache_engine_image_init(const Evas_Cache_Engine_Image_Func *cb, Evas_Cache_Image *parent);
EAPI void evas_cache_engine_image_shutdown(Evas_Cache_Engine_Image *cache);
EAPI int evas_cache_engine_image_usage_get(Evas_Cache_Engine_Image *cache);
EAPI int evas_cache_engine_image_get(Evas_Cache_Engine_Image *cache);
EAPI void evas_cache_engine_image_set(Evas_Cache_Engine_Image *cache, int limit);
EAPI Engine_Image_Entry* evas_cache_engine_image_request(Evas_Cache_Engine_Image *cache, const char *file, const char *key, RGBA_Image_Loadopts *lo, void *engine_data, int *error);
EAPI void evas_cache_engine_parent_not_needed(Engine_Image_Entry *eim);
EAPI Engine_Image_Entry* evas_cache_engine_image_engine(Evas_Cache_Engine_Image *cache, void *engine_data);
EAPI void evas_cache_engine_image_drop(Engine_Image_Entry *eim);
EAPI Engine_Image_Entry* evas_cache_engine_image_alone(Engine_Image_Entry *eim, void *data);
EAPI Engine_Image_Entry* evas_cache_engine_image_dirty(Engine_Image_Entry *eim, unsigned int x, unsigned int y, unsigned int w, unsigned int h);
EAPI Engine_Image_Entry* evas_cache_engine_image_copied_data(Evas_Cache_Engine_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace, void *engine_data);
EAPI Engine_Image_Entry* evas_cache_engine_image_data(Evas_Cache_Engine_Image *cache, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, int cspace, void *engine_data);
EAPI void evas_cache_engine_image_colorspace(Engine_Image_Entry *eim, int cspace, void *engine_data);
EAPI Engine_Image_Entry* evas_cache_engine_image_size_set(Engine_Image_Entry *eim, unsigned int w, unsigned int h);
EAPI void evas_cache_engine_image_load_data(Engine_Image_Entry *eim);
EAPI void evas_cache_image_preload_data(Image_Entry *im, const void *target);
EAPI void evas_cache_image_preload_cancel(Image_Entry *im, const void *target);
EAPI void evas_cache_image_wakeup(void);
#ifdef __cplusplus
}
#endif
#endif /* _EVAS_CACHE_H */
|
