mirror of https://github.com/GNOME/gimp.git
259 lines
7.9 KiB
C
259 lines
7.9 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.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <glib-object.h>
|
|
|
|
#include "core-types.h"
|
|
|
|
#include "base/pixel-region.h"
|
|
|
|
#include "config/gimpconfig.h"
|
|
|
|
#include "paint-funcs/paint-funcs.h"
|
|
|
|
#include "gimp.h"
|
|
#include "gimpchannel.h"
|
|
#include "gimpimage.h"
|
|
#include "gimpimage-colormap.h"
|
|
#include "gimpimage-duplicate.h"
|
|
#include "gimpimage-grid.h"
|
|
#include "gimpimage-guides.h"
|
|
#include "gimplayer.h"
|
|
#include "gimplayer-floating-sel.h"
|
|
#include "gimplist.h"
|
|
#include "gimpparasitelist.h"
|
|
|
|
#include "vectors/gimpvectors.h"
|
|
|
|
|
|
GimpImage *
|
|
gimp_image_duplicate (GimpImage *gimage)
|
|
{
|
|
GimpImage *new_gimage;
|
|
GimpLayer *floating_layer;
|
|
GList *list;
|
|
GimpLayer *active_layer = NULL;
|
|
GimpChannel *active_channel = NULL;
|
|
GimpVectors *active_vectors = NULL;
|
|
GimpDrawable *new_floating_sel_drawable = NULL;
|
|
GimpDrawable *floating_sel_drawable = NULL;
|
|
gint count;
|
|
|
|
g_return_val_if_fail (GIMP_IS_IMAGE (gimage), NULL);
|
|
|
|
gimp_set_busy_until_idle (gimage->gimp);
|
|
|
|
/* Create a new image */
|
|
new_gimage = gimp_create_image (gimage->gimp,
|
|
gimage->width, gimage->height,
|
|
gimage->base_type,
|
|
FALSE);
|
|
gimp_image_undo_disable (new_gimage);
|
|
|
|
/* Copy the colormap if necessary */
|
|
if (new_gimage->base_type == GIMP_INDEXED)
|
|
gimp_image_set_colormap (new_gimage,
|
|
gimp_image_get_colormap (gimage),
|
|
gimp_image_get_colormap_size (gimage),
|
|
FALSE);
|
|
|
|
/* Copy resolution and unit information */
|
|
new_gimage->xresolution = gimage->xresolution;
|
|
new_gimage->yresolution = gimage->yresolution;
|
|
new_gimage->unit = gimage->unit;
|
|
|
|
/* Copy floating layer */
|
|
floating_layer = gimp_image_floating_sel (gimage);
|
|
if (floating_layer)
|
|
{
|
|
floating_sel_relax (floating_layer, FALSE);
|
|
|
|
floating_sel_drawable = floating_layer->fs.drawable;
|
|
floating_layer = NULL;
|
|
}
|
|
|
|
/* Copy the layers */
|
|
for (list = GIMP_LIST (gimage->layers)->list, count = 0;
|
|
list;
|
|
list = g_list_next (list))
|
|
{
|
|
GimpLayer *layer = list->data;
|
|
GimpLayer *new_layer;
|
|
|
|
new_layer = GIMP_LAYER (gimp_item_convert (GIMP_ITEM (layer),
|
|
new_gimage,
|
|
G_TYPE_FROM_INSTANCE (layer),
|
|
FALSE));
|
|
|
|
/* Make sure the copied layer doesn't say: "<old layer> copy" */
|
|
gimp_object_set_name (GIMP_OBJECT (new_layer),
|
|
gimp_object_get_name (GIMP_OBJECT (layer)));
|
|
|
|
/* Make sure that if the layer has a layer mask,
|
|
* its name isn't screwed up
|
|
*/
|
|
if (new_layer->mask)
|
|
gimp_object_set_name (GIMP_OBJECT (new_layer->mask),
|
|
gimp_object_get_name (GIMP_OBJECT (layer->mask)));
|
|
|
|
if (gimp_image_get_active_layer (gimage) == layer)
|
|
active_layer = new_layer;
|
|
|
|
if (gimage->floating_sel == layer)
|
|
floating_layer = new_layer;
|
|
|
|
if (floating_sel_drawable == GIMP_DRAWABLE (layer))
|
|
new_floating_sel_drawable = GIMP_DRAWABLE (new_layer);
|
|
|
|
if (floating_layer != new_layer)
|
|
gimp_image_add_layer (new_gimage, new_layer, count++);
|
|
}
|
|
|
|
/* Copy the channels */
|
|
for (list = GIMP_LIST (gimage->channels)->list, count = 0;
|
|
list;
|
|
list = g_list_next (list))
|
|
{
|
|
GimpChannel *channel = list->data;
|
|
GimpChannel *new_channel;
|
|
|
|
new_channel =
|
|
GIMP_CHANNEL (gimp_item_convert (GIMP_ITEM (channel),
|
|
new_gimage,
|
|
G_TYPE_FROM_INSTANCE (channel),
|
|
FALSE));
|
|
|
|
/* Make sure the copied channel doesn't say: "<old channel> copy" */
|
|
gimp_object_set_name (GIMP_OBJECT (new_channel),
|
|
gimp_object_get_name (GIMP_OBJECT (channel)));
|
|
|
|
if (gimp_image_get_active_channel (gimage) == channel)
|
|
active_channel = (new_channel);
|
|
|
|
if (floating_sel_drawable == GIMP_DRAWABLE (channel))
|
|
new_floating_sel_drawable = GIMP_DRAWABLE (new_channel);
|
|
|
|
gimp_image_add_channel (new_gimage, new_channel, count++);
|
|
}
|
|
|
|
/* Copy any vectors */
|
|
for (list = GIMP_LIST (gimage->vectors)->list, count = 0;
|
|
list;
|
|
list = g_list_next (list))
|
|
{
|
|
GimpVectors *vectors = list->data;
|
|
GimpVectors *new_vectors;
|
|
|
|
new_vectors =
|
|
GIMP_VECTORS (gimp_item_convert (GIMP_ITEM (vectors),
|
|
new_gimage,
|
|
G_TYPE_FROM_INSTANCE (vectors),
|
|
FALSE));
|
|
|
|
/* Make sure the copied vectors doesn't say: "<old vectors> copy" */
|
|
gimp_object_set_name (GIMP_OBJECT (new_vectors),
|
|
gimp_object_get_name (GIMP_OBJECT (vectors)));
|
|
|
|
if (gimp_image_get_active_vectors (gimage) == vectors)
|
|
active_vectors = new_vectors;
|
|
|
|
gimp_image_add_vectors (new_gimage, new_vectors, count++);
|
|
}
|
|
|
|
/* Copy the selection mask */
|
|
{
|
|
TileManager *src_tiles;
|
|
TileManager *dest_tiles;
|
|
PixelRegion srcPR, destPR;
|
|
|
|
src_tiles = gimp_drawable_data (GIMP_DRAWABLE (gimage->selection_mask));
|
|
dest_tiles = gimp_drawable_data (GIMP_DRAWABLE (new_gimage->selection_mask));
|
|
|
|
pixel_region_init (&srcPR, src_tiles,
|
|
0, 0, gimage->width, gimage->height, FALSE);
|
|
pixel_region_init (&destPR, dest_tiles,
|
|
0, 0, gimage->width, gimage->height, TRUE);
|
|
|
|
copy_region (&srcPR, &destPR);
|
|
|
|
new_gimage->selection_mask->bounds_known = FALSE;
|
|
new_gimage->selection_mask->boundary_known = FALSE;
|
|
}
|
|
|
|
if (floating_layer)
|
|
floating_sel_attach (floating_layer, new_floating_sel_drawable);
|
|
|
|
/* Set active layer, active channel, active vectors */
|
|
if (active_layer)
|
|
gimp_image_set_active_layer (new_gimage, active_layer);
|
|
|
|
if (active_channel)
|
|
gimp_image_set_active_channel (new_gimage, active_channel);
|
|
|
|
if (active_vectors)
|
|
gimp_image_set_active_vectors (new_gimage, active_vectors);
|
|
|
|
/* Copy state of all color channels */
|
|
for (count = 0; count < MAX_CHANNELS; count++)
|
|
{
|
|
new_gimage->visible[count] = gimage->visible[count];
|
|
new_gimage->active[count] = gimage->active[count];
|
|
}
|
|
|
|
/* Copy any guides */
|
|
for (list = gimage->guides; list; list = g_list_next (list))
|
|
{
|
|
GimpGuide *guide = list->data;
|
|
|
|
switch (guide->orientation)
|
|
{
|
|
case GIMP_ORIENTATION_HORIZONTAL:
|
|
gimp_image_add_hguide (new_gimage, guide->position, FALSE);
|
|
break;
|
|
|
|
case GIMP_ORIENTATION_VERTICAL:
|
|
gimp_image_add_vguide (new_gimage, guide->position, FALSE);
|
|
break;
|
|
|
|
default:
|
|
g_error ("Unknown guide orientation.\n");
|
|
}
|
|
}
|
|
|
|
/* Copy the grid */
|
|
if (gimage->grid)
|
|
gimp_image_set_grid (new_gimage, gimage->grid, FALSE);
|
|
|
|
/* Copy the qmask info */
|
|
new_gimage->qmask_state = gimage->qmask_state;
|
|
new_gimage->qmask_color = gimage->qmask_color;
|
|
|
|
/* Copy parasites */
|
|
if (gimage->parasites)
|
|
{
|
|
g_object_unref (new_gimage->parasites);
|
|
new_gimage->parasites = gimp_parasite_list_copy (gimage->parasites);
|
|
}
|
|
|
|
gimp_image_undo_enable (new_gimage);
|
|
|
|
return new_gimage;
|
|
}
|