/* 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 "gimpitem.h" #define GIMP_TYPE_DRAWABLE (gimp_drawable_get_type ()) #define GIMP_DRAWABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_DRAWABLE, GimpDrawable)) #define GIMP_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_DRAWABLE, GimpDrawableClass)) #define GIMP_IS_DRAWABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_DRAWABLE)) #define GIMP_IS_DRAWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_DRAWABLE)) #define GIMP_DRAWABLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_DRAWABLE, GimpDrawableClass)) typedef struct _GimpDrawableClass GimpDrawableClass; struct _GimpDrawable { GimpItem parent_instance; TileManager *tiles; /* tiles for drawable data */ gint bytes; /* bytes per pixel */ GimpImageType type; /* type of drawable */ gboolean has_alpha; /* drawable has alpha */ /* Preview variables */ GSList *preview_cache; /* preview caches of the channel */ gboolean preview_valid; /* is the preview valid? */ }; struct _GimpDrawableClass { GimpItemClass parent_class; /* signals */ void (* update) (GimpDrawable *drawable, gint x, gint y, gint width, gint height); void (* alpha_changed) (GimpDrawable *drawable); /* virtual functions */ void (* invalidate_boundary) (GimpDrawable *drawable); void (* get_active_components) (const GimpDrawable *drawable, gboolean *active); void (* apply_region) (GimpDrawable *drawable, PixelRegion *src2PR, gboolean push_undo, const gchar *undo_desc, gdouble opacity, GimpLayerModeEffects mode, TileManager *src1_tiles, gint x, gint y); void (* replace_region) (GimpDrawable *drawable, PixelRegion *src2PR, gboolean push_undo, const gchar *undo_desc, gdouble opacity, PixelRegion *maskPR, gint x, gint y); void (* set_tiles) (GimpDrawable *drawable, gboolean push_undo, const gchar *undo_desc, TileManager *tiles, GimpImageType type, gint offset_x, gint offset_y); void (* push_undo) (GimpDrawable *drawable, const gchar *undo_desc, TileManager *tiles, gboolean sparse, gint x, gint y, gint width, gint height); void (* swap_pixels) (GimpDrawable *drawable, TileManager *tiles, gboolean sparse, gint x, gint y, gint width, gint height); }; GType gimp_drawable_get_type (void) G_GNUC_CONST; void gimp_drawable_configure (GimpDrawable *drawable, GimpImage *gimage, gint offset_x, gint offset_y, gint width, gint height, GimpImageType type, const gchar *name); void gimp_drawable_update (GimpDrawable *drawable, gint x, gint y, gint width, gint height); void gimp_drawable_alpha_changed (GimpDrawable *drawable); void gimp_drawable_invalidate_boundary (GimpDrawable *drawable); void gimp_drawable_get_active_components (const GimpDrawable *drawable, gboolean *active); void gimp_drawable_apply_region (GimpDrawable *drawable, PixelRegion *src2PR, gboolean push_undo, const gchar *undo_desc, gdouble opacity, GimpLayerModeEffects mode, TileManager *src1_tiles, gint x, gint y); void gimp_drawable_replace_region (GimpDrawable *drawable, PixelRegion *src2PR, gboolean push_undo, const gchar *undo_desc, gdouble opacity, PixelRegion *maskPR, gint x, gint y); void gimp_drawable_set_tiles (GimpDrawable *drawable, gboolean push_undo, const gchar *undo_desc, TileManager *tiles); void gimp_drawable_set_tiles_full (GimpDrawable *drawable, gboolean push_undo, const gchar *undo_desc, TileManager *tiles, GimpImageType type, gint offset_x, gint offset_y); void gimp_drawable_swap_pixels (GimpDrawable *drawable, TileManager *tiles, gboolean sparse, gint x, gint y, gint width, gint height); void gimp_drawable_push_undo (GimpDrawable *drawable, const gchar *undo_desc, gint x1, gint y1, gint x2, gint y2, TileManager *tiles, gboolean sparse); TileManager * gimp_drawable_shadow (GimpDrawable *drawable); void gimp_drawable_merge_shadow (GimpDrawable *drawable, gboolean push_undo, const gchar *undo_desc); void gimp_drawable_fill (GimpDrawable *drawable, const GimpRGB *color, const GimpPattern *pattern); void gimp_drawable_fill_by_type (GimpDrawable *drawable, GimpContext *context, GimpFillType fill_type); gboolean gimp_drawable_mask_bounds (GimpDrawable *drawable, gint *x1, gint *y1, gint *x2, gint *y2); gboolean gimp_drawable_mask_intersect (GimpDrawable *drawable, gint *x, gint *y, gint *width, gint *height); gboolean gimp_drawable_has_alpha (const GimpDrawable *drawable); GimpImageType gimp_drawable_type (const GimpDrawable *drawable); GimpImageType gimp_drawable_type_with_alpha (const GimpDrawable *drawable); GimpImageType gimp_drawable_type_without_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); gint gimp_drawable_bytes (const GimpDrawable *drawable); gint gimp_drawable_bytes_with_alpha (const GimpDrawable *drawable); gint gimp_drawable_bytes_without_alpha(const GimpDrawable *drawable); gboolean gimp_drawable_has_floating_sel (const GimpDrawable *drawable); TileManager * gimp_drawable_data (const GimpDrawable *drawable); guchar * gimp_drawable_cmap (const GimpDrawable *drawable); #endif /* __GIMP_DRAWABLE_H__ */