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Diffstat (limited to '')
| -rw-r--r-- | src/st/st-texture-cache.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/st/st-texture-cache.h b/src/st/st-texture-cache.h new file mode 100644 index 0000000..55d8495 --- /dev/null +++ b/src/st/st-texture-cache.h @@ -0,0 +1,120 @@ +/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ +/* + * st-texture-cache.h: Object for loading and caching images as textures + * + * Copyright 2009, 2010 Red Hat, Inc. + * Copyright 2010, Maxim Ermilov + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation, either version 2.1 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for + * more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __ST_TEXTURE_CACHE_H__ +#define __ST_TEXTURE_CACHE_H__ + +#if !defined(ST_H_INSIDE) && !defined(ST_COMPILATION) +#error "Only <st/st.h> can be included directly.h" +#endif + +#include <gio/gio.h> +#include <gtk/gtk.h> +#include <clutter/clutter.h> + +#include <st/st-types.h> +#include <st/st-theme-node.h> +#include <st/st-widget.h> + +#define ST_TYPE_TEXTURE_CACHE (st_texture_cache_get_type ()) +G_DECLARE_FINAL_TYPE (StTextureCache, st_texture_cache, + ST, TEXTURE_CACHE, GObject) + +typedef struct _StTextureCachePrivate StTextureCachePrivate; + +struct _StTextureCache +{ + GObject parent; + + StTextureCachePrivate *priv; +}; + +typedef enum { + ST_TEXTURE_CACHE_POLICY_NONE, + ST_TEXTURE_CACHE_POLICY_FOREVER +} StTextureCachePolicy; + +StTextureCache* st_texture_cache_get_default (void); + +ClutterActor * +st_texture_cache_load_sliced_image (StTextureCache *cache, + GFile *file, + gint grid_width, + gint grid_height, + gint paint_scale, + gfloat resource_scale, + GFunc load_callback, + gpointer user_data); + +GIcon *st_texture_cache_bind_cairo_surface_property (StTextureCache *cache, + GObject *object, + const char *property_name); +GIcon * +st_texture_cache_load_cairo_surface_to_gicon (StTextureCache *cache, + cairo_surface_t *surface); + +ClutterActor *st_texture_cache_load_gicon (StTextureCache *cache, + StThemeNode *theme_node, + GIcon *icon, + gint size, + gint paint_scale, + gfloat resource_scale); + +ClutterActor *st_texture_cache_load_file_async (StTextureCache *cache, + GFile *file, + int available_width, + int available_height, + int paint_scale, + gfloat resource_scale); + +CoglTexture *st_texture_cache_load_file_to_cogl_texture (StTextureCache *cache, + GFile *file, + gint paint_scale, + gfloat resource_scale); + +cairo_surface_t *st_texture_cache_load_file_to_cairo_surface (StTextureCache *cache, + GFile *file, + gint paint_scale, + gfloat resource_scale); + +/** + * StTextureCacheLoader: (skip) + * @cache: a #StTextureCache + * @key: Unique identifier for this texture + * @data: Callback user data + * @error: A #GError + * + * See st_texture_cache_load(). Implementations should return a + * texture handle for the given key, or set @error. + * + */ +typedef CoglTexture * (*StTextureCacheLoader) (StTextureCache *cache, const char *key, void *data, GError **error); + +CoglTexture * st_texture_cache_load (StTextureCache *cache, + const char *key, + StTextureCachePolicy policy, + StTextureCacheLoader load, + void *data, + GError **error); + +gboolean st_texture_cache_rescan_icon_theme (StTextureCache *cache); + +#endif /* __ST_TEXTURE_CACHE_H__ */ |