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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattisbvf
*
* 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_IMAGE_H__
#define __GIMP_IMAGE_H__
#include "gimpviewable.h"
#define GIMP_IMAGE_TYPE_IS_RGB(t) ((t) == GIMP_RGB_IMAGE || \
(t) == GIMP_RGBA_IMAGE)
#define GIMP_IMAGE_TYPE_IS_GRAY(t) ((t) == GIMP_GRAY_IMAGE || \
(t) == GIMP_GRAYA_IMAGE)
#define GIMP_IMAGE_TYPE_IS_INDEXED(t) ((t) == GIMP_INDEXED_IMAGE || \
(t) == GIMP_INDEXEDA_IMAGE)
#define GIMP_IMAGE_TYPE_HAS_ALPHA(t) ((t) == GIMP_RGBA_IMAGE || \
(t) == GIMP_GRAYA_IMAGE || \
(t) == GIMP_INDEXEDA_IMAGE)
#define GIMP_IMAGE_TYPE_WITH_ALPHA(t) (((t) == GIMP_RGB_IMAGE || \
(t) == GIMP_RGBA_IMAGE) ? \
GIMP_RGBA_IMAGE : \
((t) == GIMP_GRAY_IMAGE || \
(t) == GIMP_GRAYA_IMAGE) ? \
GIMP_GRAYA_IMAGE : \
((t) == GIMP_INDEXED_IMAGE || \
(t) == GIMP_INDEXEDA_IMAGE) ? \
GIMP_INDEXEDA_IMAGE : -1)
#define GIMP_IMAGE_TYPE_WITHOUT_ALPHA(t) (((t) == GIMP_RGB_IMAGE || \
(t) == GIMP_RGBA_IMAGE) ? \
GIMP_RGB_IMAGE : \
((t) == GIMP_GRAY_IMAGE || \
(t) == GIMP_GRAYA_IMAGE) ? \
GIMP_GRAY_IMAGE : \
((t) == GIMP_INDEXED_IMAGE || \
(t) == GIMP_INDEXEDA_IMAGE) ? \
GIMP_INDEXED_IMAGE : -1)
#define GIMP_IMAGE_TYPE_BYTES(t) ((t) == GIMP_RGBA_IMAGE ? 4 : \
(t) == GIMP_RGB_IMAGE ? 3 : \
(t) == GIMP_GRAYA_IMAGE ? 2 : \
(t) == GIMP_GRAY_IMAGE ? 1 : \
(t) == GIMP_INDEXEDA_IMAGE ? 2 : \
(t) == GIMP_INDEXED_IMAGE ? 1 : -1)
#define GIMP_IMAGE_TYPE_BASE_TYPE(t) (((t) == GIMP_RGB_IMAGE || \
(t) == GIMP_RGBA_IMAGE) ? \
GIMP_RGB : \
((t) == GIMP_GRAY_IMAGE || \
(t) == GIMP_GRAYA_IMAGE) ? \
GIMP_GRAY : \
((t) == GIMP_INDEXED_IMAGE || \
(t) == GIMP_INDEXEDA_IMAGE) ? \
GIMP_INDEXED : -1)
#define GIMP_IMAGE_TYPE_FROM_BASE_TYPE(b) ((b) == GIMP_RGB ? \
GIMP_RGB_IMAGE : \
(b) == GIMP_GRAY ? \
GIMP_GRAY_IMAGE : \
(b) == GIMP_INDEXED ? \
GIMP_INDEXED_IMAGE : -1)
typedef struct _GimpImageFlushAccumulator GimpImageFlushAccumulator;
struct _GimpImageFlushAccumulator
{
gboolean alpha_changed;
gboolean mask_changed;
};
#define GIMP_TYPE_IMAGE (gimp_image_get_type ())
#define GIMP_IMAGE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_IMAGE, GimpImage))
#define GIMP_IMAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_IMAGE, GimpImageClass))
#define GIMP_IS_IMAGE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_IMAGE))
#define GIMP_IS_IMAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_IMAGE))
#define GIMP_IMAGE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_IMAGE, GimpImageClass))
typedef struct _GimpImageClass GimpImageClass;
struct _GimpImage
{
GimpViewable parent_instance;
Gimp *gimp; /* the GIMP the image belongs to*/
gint ID; /* provides a unique ID */
PlugInProcDef *save_proc; /* last PDB save proc used */
gint width, height; /* width and height attributes */
gdouble xresolution; /* image x-res, in dpi */
gdouble yresolution; /* image y-res, in dpi */
GimpUnit resolution_unit; /* resolution unit */
GimpImageBaseType base_type; /* base gimp_image type */
guchar *cmap; /* colormap--for indexed */
gint num_cols; /* number of cols--for indexed */
gint dirty; /* dirty flag -- # of ops */
guint dirty_time; /* time when image became dirty */
gint undo_freeze_count; /* counts the _freeze's */
gint instance_count; /* number of instances */
gint disp_count; /* number of displays */
GimpTattoo tattoo_state; /* the next unique tattoo to use*/
TileManager *shadow; /* shadow buffer tiles */
GimpProjection *projection; /* projection layers & channels */
GList *guides; /* guides */
GimpGrid *grid; /* grid */
/* Layer/Channel attributes */
GimpContainer *layers; /* the list of layers */
GimpContainer *channels; /* the list of masks */
GimpContainer *vectors; /* the list of vectors */
GSList *layer_stack; /* the layers in MRU order */
GQuark layer_update_handler;
GQuark layer_visible_handler;
GQuark layer_alpha_handler;
GQuark channel_update_handler;
GQuark channel_visible_handler;
GQuark channel_name_changed_handler;
GQuark channel_color_changed_handler;
GimpLayer *active_layer; /* the active layer */
GimpChannel *active_channel; /* the active channel */
GimpVectors *active_vectors; /* the active vectors */
GimpLayer *floating_sel; /* the FS layer */
GimpChannel *selection_mask; /* the selection mask channel */
GimpParasiteList *parasites; /* Plug-in parasite data */
gboolean visible[MAX_CHANNELS]; /* visible channels */
gboolean active[MAX_CHANNELS]; /* active channels */
gboolean qmask_state; /* TRUE if qmask is on */
gboolean qmask_inverted; /* TRUE if qmask is inverted */
GimpRGB qmask_color; /* rgba triplet of the color */
/* Undo apparatus */
GimpUndoStack *undo_stack; /* stack for undo operations */
GimpUndoStack *redo_stack; /* stack for redo operations */
gint group_count; /* nested undo groups */
GimpUndoType pushing_undo_group; /* undo group status flag */
/* Composite preview */
TempBuf *comp_preview; /* the composite preview */
gboolean comp_preview_valid; /* preview valid-1/channel */
/* Signal emmision accumulator */
GimpImageFlushAccumulator flush_accum;
};
struct _GimpImageClass
{
GimpViewableClass parent_class;
/* signals */
void (* mode_changed) (GimpImage *gimage);
void (* alpha_changed) (GimpImage *gimage);
void (* floating_selection_changed) (GimpImage *gimage);
void (* active_layer_changed) (GimpImage *gimage);
void (* active_channel_changed) (GimpImage *gimage);
void (* active_vectors_changed) (GimpImage *gimage);
void (* component_visibility_changed) (GimpImage *gimage,
GimpChannelType channel);
void (* component_active_changed) (GimpImage *gimage,
GimpChannelType channel);
void (* mask_changed) (GimpImage *gimage);
void (* resolution_changed) (GimpImage *gimage);
void (* unit_changed) (GimpImage *gimage);
void (* qmask_changed) (GimpImage *gimage);
void (* selection_control) (GimpImage *gimage,
GimpSelectionControl control);
void (* clean) (GimpImage *gimage,
GimpDirtyMask dirty_mask);
void (* dirty) (GimpImage *gimage,
GimpDirtyMask dirty_mask);
void (* update) (GimpImage *gimage,
gint x,
gint y,
gint width,
gint height);
void (* update_guide) (GimpImage *gimage,
GimpGuide *guide);
void (* colormap_changed) (GimpImage *gimage,
gint color_index);
void (* undo_event) (GimpImage *gimage,
GimpUndoEvent event,
GimpUndo *undo);
void (* flush) (GimpImage *gimage);
};
GType gimp_image_get_type (void) G_GNUC_CONST;
GimpImage * gimp_image_new (Gimp *gimp,
gint width,
gint height,
GimpImageBaseType base_type);
GimpImageBaseType gimp_image_base_type (const GimpImage *gimage);
GimpImageType gimp_image_base_type_with_alpha (const GimpImage *gimage);
CombinationMode gimp_image_get_combination_mode (GimpImageType dest_type,
gint src_bytes);
gint gimp_image_get_ID (const GimpImage *gimage);
GimpImage * gimp_image_get_by_ID (Gimp *gimp,
gint id);
void gimp_image_set_uri (GimpImage *gimage,
const gchar *uri);
const gchar * gimp_image_get_uri (const GimpImage *gimage);
void gimp_image_set_filename (GimpImage *gimage,
const gchar *filename);
gchar * gimp_image_get_filename (const GimpImage *gimage);
void gimp_image_set_save_proc (GimpImage *gimage,
PlugInProcDef *proc);
PlugInProcDef * gimp_image_get_save_proc (const GimpImage *gimage);
void gimp_image_set_resolution (GimpImage *gimage,
gdouble xres,
gdouble yres);
void gimp_image_get_resolution (const GimpImage *gimage,
gdouble *xres,
gdouble *yres);
void gimp_image_resolution_changed (GimpImage *gimage);
void gimp_image_set_unit (GimpImage *gimage,
GimpUnit unit);
GimpUnit gimp_image_get_unit (const GimpImage *gimage);
void gimp_image_unit_changed (GimpImage *gimage);
gint gimp_image_get_width (const GimpImage *gimage);
gint gimp_image_get_height (const GimpImage *gimage);
gboolean gimp_image_has_alpha (const GimpImage *gimage);
gboolean gimp_image_is_empty (const GimpImage *gimage);
GimpLayer * gimp_image_floating_sel (const GimpImage *gimage);
void gimp_image_floating_selection_changed (GimpImage *gimage);
GimpChannel * gimp_image_get_mask (const GimpImage *gimage);
void gimp_image_mask_changed (GimpImage *gimage);
gint gimp_image_get_component_index (const GimpImage *gimage,
GimpChannelType channel);
void gimp_image_set_component_active (GimpImage *gimage,
GimpChannelType type,
gboolean active);
gboolean gimp_image_get_component_active (const GimpImage *gimage,
GimpChannelType type);
void gimp_image_set_component_visible (GimpImage *gimage,
GimpChannelType type,
gboolean visible);
gboolean gimp_image_get_component_visible (const GimpImage *gimage,
GimpChannelType type);
void gimp_image_mode_changed (GimpImage *gimage);
void gimp_image_alpha_changed (GimpImage *gimage);
void gimp_image_update (GimpImage *gimage,
gint x,
gint y,
gint width,
gint height);
void gimp_image_update_guide (GimpImage *gimage,
GimpGuide *guide);
void gimp_image_colormap_changed (GimpImage *gimage,
gint col);
void gimp_image_selection_control (GimpImage *gimage,
GimpSelectionControl control);
void gimp_image_qmask_changed (GimpImage *gimage);
/* undo */
gboolean gimp_image_undo_is_enabled (const GimpImage *gimage);
gboolean gimp_image_undo_enable (GimpImage *gimage);
gboolean gimp_image_undo_disable (GimpImage *gimage);
gboolean gimp_image_undo_freeze (GimpImage *gimage);
gboolean gimp_image_undo_thaw (GimpImage *gimage);
void gimp_image_undo_event (GimpImage *gimage,
GimpUndoEvent event,
GimpUndo *undo);
gint gimp_image_dirty (GimpImage *gimage,
GimpDirtyMask dirty_mask);
gint gimp_image_clean (GimpImage *gimage,
GimpDirtyMask dirty_mask);
void gimp_image_clean_all (GimpImage *gimage);
/* flush this image's displays */
void gimp_image_flush (GimpImage *gimage);
/* color transforms / utilities */
void gimp_image_get_foreground (const GimpImage *gimage,
const GimpDrawable *drawable,
GimpContext *context,
guchar *fg);
void gimp_image_get_background (const GimpImage *gimage,
const GimpDrawable *drawable,
GimpContext *context,
guchar *bg);
void gimp_image_get_color (const GimpImage *src_gimage,
GimpImageType src_type,
const guchar *src,
guchar *rgba);
void gimp_image_transform_rgb (const GimpImage *dest_gimage,
const GimpDrawable *dest_drawable,
const GimpRGB *rgb,
guchar *color);
void gimp_image_transform_color (const GimpImage *dest_gimage,
const GimpDrawable *dest_drawable,
guchar *dest,
GimpImageBaseType src_type,
const guchar *src);
TempBuf * gimp_image_transform_temp_buf (const GimpImage *dest_gimage,
const GimpDrawable *dest_drawable,
TempBuf *temp_buf,
gboolean *new_buf);
/* shadow tiles */
TileManager * gimp_image_shadow (GimpImage *gimage,
gint width,
gint height,
gint bpp);
void gimp_image_free_shadow (GimpImage *gimage);
/* parasites */
GimpParasite * gimp_image_parasite_find (const GimpImage *gimage,
const gchar *name);
gchar ** gimp_image_parasite_list (const GimpImage *gimage,
gint *count);
void gimp_image_parasite_attach (GimpImage *gimage,
GimpParasite *parasite);
void gimp_image_parasite_detach (GimpImage *gimage,
const gchar *parasite);
/* tattoos */
GimpTattoo gimp_image_get_new_tattoo (GimpImage *gimage);
gboolean gimp_image_set_tattoo_state (GimpImage *gimage,
GimpTattoo val);
GimpTattoo gimp_image_get_tattoo_state (GimpImage *gimage);
/* layers / channels / vectors / old paths */
GimpContainer * gimp_image_get_layers (const GimpImage *gimage);
GimpContainer * gimp_image_get_channels (const GimpImage *gimage);
GimpContainer * gimp_image_get_vectors (const GimpImage *gimage);
GimpDrawable * gimp_image_active_drawable (const GimpImage *gimage);
GimpLayer * gimp_image_get_active_layer (const GimpImage *gimage);
GimpChannel * gimp_image_get_active_channel (const GimpImage *gimage);
GimpVectors * gimp_image_get_active_vectors (const GimpImage *gimage);
GimpLayer * gimp_image_set_active_layer (GimpImage *gimage,
GimpLayer *layer);
GimpChannel * gimp_image_set_active_channel (GimpImage *gimage,
GimpChannel *channel);
GimpChannel * gimp_image_unset_active_channel (GimpImage *gimage);
GimpVectors * gimp_image_set_active_vectors (GimpImage *gimage,
GimpVectors *vectors);
void gimp_image_active_layer_changed (GimpImage *gimage);
void gimp_image_active_channel_changed (GimpImage *gimage);
void gimp_image_active_vectors_changed (GimpImage *gimage);
gint gimp_image_get_layer_index (const GimpImage *gimage,
const GimpLayer *layer);
gint gimp_image_get_channel_index (const GimpImage *gimage,
const GimpChannel *channel);
gint gimp_image_get_vectors_index (const GimpImage *gimage,
const GimpVectors *vectors);
GimpLayer * gimp_image_get_layer_by_tattoo (const GimpImage *gimage,
GimpTattoo tatoo);
GimpChannel * gimp_image_get_channel_by_tattoo (const GimpImage *gimage,
GimpTattoo tatoo);
GimpVectors * gimp_image_get_vectors_by_tattoo (const GimpImage *gimage,
GimpTattoo tatoo);
GimpLayer * gimp_image_get_layer_by_name (const GimpImage *gimage,
const gchar *name);
GimpChannel * gimp_image_get_channel_by_name (const GimpImage *gimage,
const gchar *name);
GimpVectors * gimp_image_get_vectors_by_name (const GimpImage *gimage,
const gchar *name);
gboolean gimp_image_add_layer (GimpImage *gimage,
GimpLayer *layer,
gint position);
void gimp_image_remove_layer (GimpImage *gimage,
GimpLayer *layer);
gboolean gimp_image_raise_layer (GimpImage *gimage,
GimpLayer *layer);
gboolean gimp_image_lower_layer (GimpImage *gimage,
GimpLayer *layer);
gboolean gimp_image_raise_layer_to_top (GimpImage *gimage,
GimpLayer *layer);
gboolean gimp_image_lower_layer_to_bottom (GimpImage *gimage,
GimpLayer *layer);
gboolean gimp_image_position_layer (GimpImage *gimage,
GimpLayer *layer,
gint new_index,
gboolean push_undo,
const gchar *undo_desc);
gboolean gimp_image_add_channel (GimpImage *gimage,
GimpChannel *channel,
gint position);
void gimp_image_remove_channel (GimpImage *gimage,
GimpChannel *channel);
gboolean gimp_image_raise_channel (GimpImage *gimage,
GimpChannel *channel);
gboolean gimp_image_raise_channel_to_top (GimpImage *gimage,
GimpChannel *channel);
gboolean gimp_image_lower_channel (GimpImage *gimage,
GimpChannel *channel);
gboolean gimp_image_lower_channel_to_bottom (GimpImage *gimage,
GimpChannel *channel);
gboolean gimp_image_position_channel (GimpImage *gimage,
GimpChannel *channel,
gint new_index,
gboolean push_undo,
const gchar *undo_desc);
gboolean gimp_image_add_vectors (GimpImage *gimage,
GimpVectors *vectors,
gint position);
void gimp_image_remove_vectors (GimpImage *gimage,
GimpVectors *vectors);
gboolean gimp_image_raise_vectors (GimpImage *gimage,
GimpVectors *vectors);
gboolean gimp_image_raise_vectors_to_top (GimpImage *gimage,
GimpVectors *vectors);
gboolean gimp_image_lower_vectors (GimpImage *gimage,
GimpVectors *vectors);
gboolean gimp_image_lower_vectors_to_bottom (GimpImage *gimage,
GimpVectors *vectors);
gboolean gimp_image_position_vectors (GimpImage *gimage,
GimpVectors *vectors,
gint new_index,
gboolean push_undo,
const gchar *undo_desc);
gboolean gimp_image_layer_boundary (const GimpImage *gimage,
BoundSeg **segs,
gint *n_segs);
GimpLayer * gimp_image_pick_correlate_layer (const GimpImage *gimage,
gint x,
gint y);
gboolean gimp_image_coords_in_active_drawable (GimpImage *gimage,
const GimpCoords *coords);
void gimp_image_invalidate_layer_previews (GimpImage *gimage);
void gimp_image_invalidate_channel_previews (GimpImage *gimage);
#endif /* __GIMP_IMAGE_H__ */
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