gimp/app/gimpdrawable.h

139 lines
5.9 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_DRAWABLE_H__
#define __GIMP_DRAWABLE_H__
#include "gimpobject.h"
#define GIMP_TYPE_DRAWABLE (gimp_drawable_get_type ())
#define GIMP_DRAWABLE(obj) (GTK_CHECK_CAST ((obj), GIMP_TYPE_DRAWABLE, GimpDrawable))
#define GIMP_IS_DRAWABLE(obj) (GTK_CHECK_TYPE ((obj), GIMP_TYPE_DRAWABLE))
#define GIMP_DRAWABLE_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GIMP_TYPE_DRAWABLE, GimpDrawableClass))
#define GIMP_IS_DRAWABLE_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_DRAWABLE))
typedef struct _GimpDrawableClass GimpDrawableClass;
struct _GimpDrawable
{
GimpObject parent_instance;
TileManager *tiles; /* tiles for drawable data */
gboolean visible; /* controls visibility */
gint width, height; /* size of drawable */
gint offset_x, offset_y; /* offset of layer in image */
gint bytes; /* bytes per pixel */
gint ID; /* provides a unique ID */
guint32 tattoo; /* provides a perminant ID */
GimpImage *gimage; /* gimage owner */
GimpImageType type; /* type of drawable */
gboolean has_alpha; /* drawable has alpha */
ParasiteList *parasites; /* Plug-in parasite data */
/* Preview variables */
GSList *preview_cache; /* preview caches of the channel */
gboolean preview_valid; /* is the preview valid? */
};
struct _GimpDrawableClass
{
GimpObjectClass parent_class;
void (* removed) (GimpDrawable *drawable);
void (* invalidate_preview) (GimpDrawable *drawable);
};
/* drawable access functions */
GtkType gimp_drawable_get_type (void);
void gimp_drawable_merge_shadow (GimpDrawable *drawable,
gint undo);
void gimp_drawable_fill (GimpDrawable *drawable,
guchar r,
guchar g,
guchar b,
guchar a);
gboolean gimp_drawable_mask_bounds (GimpDrawable *drawable,
gint *x1,
gint *y1,
gint *x2,
gint *y2);
void gimp_drawable_invalidate_preview (GimpDrawable *drawable,
gboolean emit_signal);
void gimp_drawable_removed (GimpDrawable *drawable);
gboolean gimp_drawable_has_alpha (const GimpDrawable *drawable);
GimpImageType gimp_drawable_type (const GimpDrawable *drawable);
GimpImageType gimp_drawable_type_with_alpha (const GimpDrawable *drawable);
gboolean gimp_drawable_is_rgb (const GimpDrawable *drawable);
gboolean gimp_drawable_is_gray (const GimpDrawable *drawable);
gboolean gimp_drawable_is_indexed (const GimpDrawable *drawable);
TileManager * gimp_drawable_data (const GimpDrawable *drawable);
TileManager * gimp_drawable_shadow (GimpDrawable *);
gint gimp_drawable_bytes (GimpDrawable *);
gint gimp_drawable_width (GimpDrawable *);
gint gimp_drawable_height (GimpDrawable *);
gboolean gimp_drawable_visible (const GimpDrawable *drawable);
void gimp_drawable_offsets (GimpDrawable *drawable,
gint *offset_x,
gint *offset_y);
guchar * gimp_drawable_cmap (const GimpDrawable *drawable);
guchar * gimp_drawable_get_color_at (GimpDrawable *drawable,
gint x,
gint y);
void gimp_drawable_parasite_attach (GimpDrawable *drawable,
GimpParasite *parasite);
void gimp_drawable_parasite_detach (GimpDrawable *drawable,
const gchar *parasite);
GimpParasite * gimp_drawable_parasite_find (const GimpDrawable *drawable,
const gchar *name);
gchar ** gimp_drawable_parasite_list (const GimpDrawable *drawable,
gint *count);
Tattoo gimp_drawable_get_tattoo (const GimpDrawable *drawable);
void gimp_drawable_set_tattoo (GimpDrawable *drawable,
Tattoo tattoo);
gint gimp_drawable_get_ID (GimpDrawable *drawable);
GimpDrawable * gimp_drawable_get_by_ID (gint id);
void gimp_drawable_deallocate (GimpDrawable *drawable);
GimpImage * gimp_drawable_gimage (const GimpDrawable *drawable);
void gimp_drawable_set_gimage (GimpDrawable *drawable,
GimpImage *gimage);
void gimp_drawable_configure (GimpDrawable *drawable,
GimpImage *gimage,
gint width,
gint height,
GimpImageType type,
const gchar *name);
#endif /* __GIMP_DRAWABLE_H__ */