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/* Pig
* Copyright (C) 2011 Benjamin Otte <otte@gnome.org>
*
* 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 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#if !defined (__PIG_H_INSIDE__) && !defined (PIG_COMPILATION)
#error "Only <pig/pig.h> can be included directly."
#endif
#ifndef __PIG_PICTURE_H__
#define __PIG_PICTURE_H__
#include <glib-object.h>
#include <cairo.h>
G_BEGIN_DECLS
#define PIG_TYPE_PICTURE (pig_picture_get_type ())
#define PIG_PICTURE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), PIG_TYPE_PICTURE, PigPicture))
#define PIG_PICTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIG_TYPE_PICTURE, PigPictureClass))
#define PIG_IS_PICTURE(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PIG_TYPE_PICTURE))
#define PIG_IS_PICTURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIG_TYPE_PICTURE))
#define PIG_PICTURE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIG_TYPE_PICTURE, PigPictureClass))
typedef struct _PigPicture PigPicture;
typedef struct _PigPicturePrivate PigPicturePrivate;
typedef struct _PigPictureClass PigPictureClass;
struct _PigPicture {
GObject parent_object;
PigPicturePrivate *priv;
};
struct _PigPictureClass {
/*< private >*/
GObjectClass parent_class;
/*< public >*/
/* need to implement one of these */
cairo_surface_t * (* ref_surface) (PigPicture *picture);
void (* draw) (PigPicture *picture,
cairo_t *cr);
};
GType pig_picture_get_type (void);
int pig_picture_get_width (PigPicture *picture);
int pig_picture_get_height (PigPicture *picture);
cairo_surface_t * pig_picture_ref_surface (PigPicture *picture);
void pig_picture_draw (PigPicture *picture,
cairo_t *cr);
/* for implementing subclasses only */
void pig_picture_resized (PigPicture *picture,
int new_width,
int new_height);
void pig_picture_resized_unchanged (PigPicture *picture,
int new_width,
int new_height);
void pig_picture_changed (PigPicture *picture);
void pig_picture_changed_rectangle (PigPicture *picture,
const cairo_rectangle_int_t *rect);
void pig_picture_changed_region (PigPicture *picture,
const cairo_region_t *region);
G_END_DECLS
#endif /* __PIG_PICTURE_H__ */
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