ewk_tiled_backing_store_private.h [plain text]
#ifndef ewk_tiled_backing_store_private_h
#define ewk_tiled_backing_store_private_h
#include "EWebKit.h"
#include <Evas.h>
#undef DEBUG_MEM_LEAKS
static const int defaultTileWidth = 256;
static const int defaultTileHeigth = 256;
static const float zoomStepMinimum = 0.01;
#define TILE_SIZE_AT_ZOOM(SIZE, ZOOM) ((int)roundf((SIZE) * (ZOOM)))
#define TILE_ZOOM_AT_SIZE(SIZE, ORIG_TILE) ((float)(SIZE) / (float)(ORIG_TILE))
#define ROUNDED_ZOOM(SIZE, ZOOM) ((float)(SIZE) / (float)(((int)roundf((SIZE) / (ZOOM)))))
typedef struct _Ewk_Tile Ewk_Tile;
typedef struct _Ewk_Tile_Stats Ewk_Tile_Stats;
typedef struct _Ewk_Tile_Matrix Ewk_Tile_Matrix;
struct _Ewk_Tile_Stats {
double last_used;
#ifdef TILE_STATS_ACCOUNT_RENDER_TIME
double render_time;
#endif
unsigned int area;
unsigned int misses;
bool full_update : 1;
};
struct _Ewk_Tile {
Eina_Tiler* updates;
Ewk_Tile_Stats stats;
unsigned long column, row;
Evas_Coord x, y;
const Evas_Coord width, height;
const Evas_Colorspace cspace;
const float zoom;
const size_t bytes;
int visible;
Evas_Object* image;
};
Evas_Object* ewk_tiled_backing_store_add(Evas* e);
void ewk_tiled_backing_store_render_cb_set(Evas_Object* o, bool (*cb)(void* data, Ewk_Tile* t, const Eina_Rectangle* area), const void* data);
bool ewk_tiled_backing_store_scroll_full_offset_set(Evas_Object* o, Evas_Coord x, Evas_Coord y);
bool ewk_tiled_backing_store_scroll_full_offset_add(Evas_Object* o, Evas_Coord dx, Evas_Coord dy);
bool ewk_tiled_backing_store_scroll_inner_offset_add(Evas_Object* o, Evas_Coord dx, Evas_Coord dy, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h);
bool ewk_tiled_backing_store_zoom_set(Evas_Object* o, float* zoom, Evas_Coord cx, Evas_Coord cy, Evas_Coord* offx, Evas_Coord* offy);
bool ewk_tiled_backing_store_zoom_weak_set(Evas_Object* o, float zoom, Evas_Coord cx, Evas_Coord cy);
void ewk_tiled_backing_store_fix_offsets(Evas_Object* o, Evas_Coord w, Evas_Coord h);
void ewk_tiled_backing_store_zoom_weak_smooth_scale_set(Evas_Object* o, bool smooth_scale);
void ewk_tiled_backing_store_alpha_set(Evas_Object* o, bool has_alpha);
bool ewk_tiled_backing_store_update(Evas_Object* o, const Eina_Rectangle* update);
void ewk_tiled_backing_store_updates_process_pre_set(Evas_Object* o, void* (*cb)(void* data, Evas_Object* o), const void* data);
void ewk_tiled_backing_store_updates_process_post_set(Evas_Object* o, void* (*cb)(void* data, void* pre_data, Evas_Object* o), const void* data);
void ewk_tiled_backing_store_updates_process(Evas_Object* o);
void ewk_tiled_backing_store_updates_clear(Evas_Object* o);
void ewk_tiled_backing_store_contents_resize(Evas_Object* o, Evas_Coord width, Evas_Coord height);
void ewk_tiled_backing_store_disabled_update_set(Evas_Object* o, bool value);
void ewk_tiled_backing_store_flush(Evas_Object* o);
void ewk_tiled_backing_store_enable_scale_set(Evas_Object* o, bool value);
Ewk_Tile_Unused_Cache* ewk_tiled_backing_store_tile_unused_cache_get(const Evas_Object* o);
void ewk_tiled_backing_store_tile_unused_cache_set(Evas_Object* o, Ewk_Tile_Unused_Cache* tuc);
bool ewk_tiled_backing_store_pre_render_region(Evas_Object* o, Evas_Coord x, Evas_Coord y, Evas_Coord w, Evas_Coord h, float zoom);
bool ewk_tiled_backing_store_pre_render_relative_radius(Evas_Object* o, unsigned int n, float zoom);
bool ewk_tiled_backing_store_pre_render_spiral_queue(Evas_Object* o, Eina_Rectangle* view_rect, Eina_Rectangle* render_rect, int max_memory, float zoom);
void ewk_tiled_backing_store_pre_render_cancel(Evas_Object* o);
bool ewk_tiled_backing_store_disable_render(Evas_Object* o);
bool ewk_tiled_backing_store_enable_render(Evas_Object* o);
#endif // ewk_tiled_backing_store_h