125 lines
5.0 KiB
C
125 lines
5.0 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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/*
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* st-texture-cache.h: Object for loading and caching images as textures
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*
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* Copyright 2009, 2010 Red Hat, Inc.
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* Copyright 2010, Maxim Ermilov
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation, either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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* more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __ST_TEXTURE_CACHE_H__
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#define __ST_TEXTURE_CACHE_H__
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#if !defined(ST_H_INSIDE) && !defined(ST_COMPILATION)
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#error "Only <st/st.h> can be included directly.h"
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#endif
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#include <gio/gio.h>
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#include <gtk/gtk.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <clutter/clutter.h>
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#include <st/st-types.h>
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#include <st/st-theme-node.h>
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#define ST_TYPE_TEXTURE_CACHE (st_texture_cache_get_type ())
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#define ST_TEXTURE_CACHE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), ST_TYPE_TEXTURE_CACHE, StTextureCache))
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#define ST_TEXTURE_CACHE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), ST_TYPE_TEXTURE_CACHE, StTextureCacheClass))
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#define ST_IS_TEXTURE_CACHE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), ST_TYPE_TEXTURE_CACHE))
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#define ST_IS_TEXTURE_CACHE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), ST_TYPE_TEXTURE_CACHE))
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#define ST_TEXTURE_CACHE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), ST_TYPE_TEXTURE_CACHE, StTextureCacheClass))
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typedef struct _StTextureCache StTextureCache;
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typedef struct _StTextureCacheClass StTextureCacheClass;
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typedef struct _StTextureCachePrivate StTextureCachePrivate;
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struct _StTextureCache
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{
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GObject parent;
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StTextureCachePrivate *priv;
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};
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struct _StTextureCacheClass
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{
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GObjectClass parent_class;
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};
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typedef enum {
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ST_TEXTURE_CACHE_POLICY_NONE,
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ST_TEXTURE_CACHE_POLICY_FOREVER
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} StTextureCachePolicy;
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GType st_texture_cache_get_type (void) G_GNUC_CONST;
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StTextureCache* st_texture_cache_get_default (void);
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ClutterActor *
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st_texture_cache_load_sliced_image (StTextureCache *cache,
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const gchar *path,
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gint grid_width,
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gint grid_height,
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gint scale,
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GFunc load_callback,
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gpointer user_data);
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ClutterActor *st_texture_cache_bind_pixbuf_property (StTextureCache *cache,
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GObject *object,
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const char *property_name);
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ClutterActor *st_texture_cache_load_gicon (StTextureCache *cache,
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StThemeNode *theme_node,
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GIcon *icon,
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gint size,
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gint scale);
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ClutterActor *st_texture_cache_load_uri_async (StTextureCache *cache,
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const gchar *uri,
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int available_width,
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int available_height,
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int scale);
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CoglHandle st_texture_cache_load_file_to_cogl_texture (StTextureCache *cache,
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const gchar *file_path,
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gint scale);
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cairo_surface_t *st_texture_cache_load_file_to_cairo_surface (StTextureCache *cache,
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const gchar *file_path,
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gint scale);
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/**
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* StTextureCacheLoader: (skip)
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* @cache: a #StTextureCache
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* @key: Unique identifier for this texture
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* @data: Callback user data
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* @error: A #GError
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*
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* See st_texture_cache_load(). Implementations should return a
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* texture handle for the given key, or set @error.
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*
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*/
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typedef CoglHandle (*StTextureCacheLoader) (StTextureCache *cache, const char *key, void *data, GError **error);
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CoglHandle st_texture_cache_load (StTextureCache *cache,
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const char *key,
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StTextureCachePolicy policy,
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StTextureCacheLoader load,
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void *data,
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GError **error);
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#endif /* __ST_TEXTURE_CACHE_H__ */
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