a37f632b1b
We want to use GResources for system backgrounds, so move this to a GFile. https://bugzilla.gnome.org/show_bug.cgi?id=736936
76 lines
3.9 KiB
C
76 lines
3.9 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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/*
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* MetaBackgroundImageCache:
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*
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* Simple cache for background textures loaded from files
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*
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* Copyright 2014 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU 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 __META_BACKGROUND_IMAGE_H__
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#define __META_BACKGROUND_IMAGE_H__
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#include <glib-object.h>
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#include <cogl/cogl.h>
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#define META_TYPE_BACKGROUND_IMAGE (meta_background_image_get_type ())
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#define META_BACKGROUND_IMAGE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_BACKGROUND_IMAGE, MetaBackgroundImage))
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#define META_BACKGROUND_IMAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_BACKGROUND_IMAGE, MetaBackgroundImageClass))
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#define META_IS_BACKGROUND_IMAGE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_BACKGROUND_IMAGE))
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#define META_IS_BACKGROUND_IMAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), META_TYPE_BACKGROUND_IMAGE))
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#define META_BACKGROUND_IMAGE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), META_TYPE_BACKGROUND_IMAGE, MetaBackgroundImageClass))
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/**
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* MetaBackgroundImage:
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*
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* #MetaBackgroundImage is an object that represents a loaded or loading background image.
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*/
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typedef struct _MetaBackgroundImage MetaBackgroundImage;
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typedef struct _MetaBackgroundImageClass MetaBackgroundImageClass;
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GType meta_background_image_get_type (void);
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gboolean meta_background_image_is_loaded (MetaBackgroundImage *image);
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gboolean meta_background_image_get_success (MetaBackgroundImage *image);
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CoglTexture *meta_background_image_get_texture (MetaBackgroundImage *image);
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#define META_TYPE_BACKGROUND_IMAGE_CACHE (meta_background_image_cache_get_type ())
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#define META_BACKGROUND_IMAGE_CACHE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), META_TYPE_BACKGROUND_IMAGE_CACHE, MetaBackgroundImageCache))
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#define META_BACKGROUND_IMAGE_CACHE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), META_TYPE_BACKGROUND_IMAGE_CACHE, MetaBackgroundImageCacheClass))
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#define META_IS_BACKGROUND_IMAGE_CACHE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), META_TYPE_BACKGROUND_IMAGE_CACHE))
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#define META_IS_BACKGROUND_IMAGE_CACHE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), META_TYPE_BACKGROUND_IMAGE_CACHE))
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#define META_BACKGROUND_IMAGE_CACHE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), META_TYPE_BACKGROUND_IMAGE_CACHE, MetaBackgroundImageCacheClass))
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/**
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* MetaBackgroundImageCache:
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*
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* #MetaBackgroundImageCache caches loading of textures for backgrounds; there's actually
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* nothing background specific about it, other than it is tuned to work well for
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* large images as typically are used for backgrounds.
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*/
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typedef struct _MetaBackgroundImageCache MetaBackgroundImageCache;
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typedef struct _MetaBackgroundImageCacheClass MetaBackgroundImageCacheClass;
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MetaBackgroundImageCache *meta_background_image_cache_get_default (void);
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GType meta_background_image_cache_get_type (void);
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MetaBackgroundImage *meta_background_image_cache_load (MetaBackgroundImageCache *cache,
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GFile *file);
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void meta_background_image_cache_purge (MetaBackgroundImageCache *cache,
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GFile *file);
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#endif /* __META_BACKGROUND_IMAGE_H__ */
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