mutter/clutter/clutter-texture.h
2012-02-27 15:44:38 +00:00

194 lines
9.5 KiB
C

/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Authored By Matthew Allum <mallum@openedhand.com>
*
* Copyright (C) 2006 OpenedHand
*
* This library 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 library is distributed in the hope that 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 library. If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#ifndef __CLUTTER_TEXTURE_H__
#define __CLUTTER_TEXTURE_H__
#include <cogl/cogl.h>
#include <clutter/clutter-actor.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_TEXTURE (clutter_texture_get_type ())
#define CLUTTER_TEXTURE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_TEXTURE, ClutterTexture))
#define CLUTTER_TEXTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_TEXTURE, ClutterTextureClass))
#define CLUTTER_IS_TEXTURE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_TEXTURE))
#define CLUTTER_IS_TEXTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_TEXTURE))
#define CLUTTER_TEXTURE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_TEXTURE, ClutterTextureClass))
/**
* ClutterTextureError:
* @CLUTTER_TEXTURE_ERROR_OUT_OF_MEMORY: OOM condition
* @CLUTTER_TEXTURE_ERROR_NO_YUV: YUV operation attempted but no YUV support
* found
* @CLUTTER_TEXTURE_ERROR_BAD_FORMAT: The requested format for
* clutter_texture_set_from_rgb_data or
* clutter_texture_set_from_yuv_data is unsupported.
*
* Error enumeration for #ClutterTexture
*
* Since: 0.4
*/
typedef enum {
CLUTTER_TEXTURE_ERROR_OUT_OF_MEMORY,
CLUTTER_TEXTURE_ERROR_NO_YUV,
CLUTTER_TEXTURE_ERROR_BAD_FORMAT
} ClutterTextureError;
/**
* CLUTTER_TEXTURE_ERROR:
*
* Error domain for #ClutterTexture errors
*
* Since: 0.4
*/
#define CLUTTER_TEXTURE_ERROR (clutter_texture_error_quark ())
GQuark clutter_texture_error_quark (void);
typedef struct _ClutterTexture ClutterTexture;
typedef struct _ClutterTextureClass ClutterTextureClass;
typedef struct _ClutterTexturePrivate ClutterTexturePrivate;
/**
* ClutterTexture:
*
* The #ClutterTexture structure contains only private data
* and should be accessed using the provided API
*
* Since: 0.1
*/
struct _ClutterTexture
{
/*< private >*/
ClutterActor parent;
ClutterTexturePrivate *priv;
};
/**
* ClutterTextureClass:
* @size_change: handler for the #ClutterTexture::size-change signal
* @pixbuf_change: handler for the #ClutterTexture::pixbuf-change signal
* @load_finished: handler for the #ClutterTexture::load-finished signal
*
* The #ClutterTextureClass structure contains only private data
*
* Since: 0.1
*/
struct _ClutterTextureClass
{
/*< private >*/
ClutterActorClass parent_class;
/*< public >*/
void (* size_change) (ClutterTexture *texture,
gint width,
gint height);
void (* pixbuf_change) (ClutterTexture *texture);
void (* load_finished) (ClutterTexture *texture,
const GError *error);
/*< private >*/
/* padding, for future expansion */
void (*_clutter_texture1) (void);
void (*_clutter_texture2) (void);
void (*_clutter_texture3) (void);
void (*_clutter_texture4) (void);
void (*_clutter_texture5) (void);
};
GType clutter_texture_get_type (void) G_GNUC_CONST;
ClutterActor * clutter_texture_new (void);
ClutterActor * clutter_texture_new_from_file (const gchar *filename,
GError **error);
gboolean clutter_texture_set_from_file (ClutterTexture *texture,
const gchar *filename,
GError **error);
gboolean clutter_texture_set_from_rgb_data (ClutterTexture *texture,
const guchar *data,
gboolean has_alpha,
gint width,
gint height,
gint rowstride,
gint bpp,
ClutterTextureFlags flags,
GError **error);
gboolean clutter_texture_set_area_from_rgb_data (ClutterTexture *texture,
const guchar *data,
gboolean has_alpha,
gint x,
gint y,
gint width,
gint height,
gint rowstride,
gint bpp,
ClutterTextureFlags flags,
GError **error);
void clutter_texture_get_base_size (ClutterTexture *texture,
gint *width,
gint *height);
void clutter_texture_set_filter_quality (ClutterTexture *texture,
ClutterTextureQuality filter_quality);
ClutterTextureQuality clutter_texture_get_filter_quality (ClutterTexture *texture);
CoglHandle clutter_texture_get_cogl_texture (ClutterTexture *texture);
void clutter_texture_set_cogl_texture (ClutterTexture *texture,
CoglHandle cogl_tex);
CoglHandle clutter_texture_get_cogl_material (ClutterTexture *texture);
void clutter_texture_set_cogl_material (ClutterTexture *texture,
CoglHandle cogl_material);
void clutter_texture_set_sync_size (ClutterTexture *texture,
gboolean sync_size);
gboolean clutter_texture_get_sync_size (ClutterTexture *texture);
void clutter_texture_set_repeat (ClutterTexture *texture,
gboolean repeat_x,
gboolean repeat_y);
void clutter_texture_get_repeat (ClutterTexture *texture,
gboolean *repeat_x,
gboolean *repeat_y);
CoglPixelFormat clutter_texture_get_pixel_format (ClutterTexture *texture);
gint clutter_texture_get_max_tile_waste (ClutterTexture *texture);
void clutter_texture_set_keep_aspect_ratio (ClutterTexture *texture,
gboolean keep_aspect);
gboolean clutter_texture_get_keep_aspect_ratio (ClutterTexture *texture);
void clutter_texture_set_load_async (ClutterTexture *texture,
gboolean load_async);
gboolean clutter_texture_get_load_async (ClutterTexture *texture);
void clutter_texture_set_load_data_async (ClutterTexture *texture,
gboolean load_async);
gboolean clutter_texture_get_load_data_async (ClutterTexture *texture);
void clutter_texture_set_pick_with_alpha (ClutterTexture *texture,
gboolean pick_with_alpha);
gboolean clutter_texture_get_pick_with_alpha (ClutterTexture *texture);
G_END_DECLS
#endif /* __CLUTTER_TEXTURE_H__ */