Files
gimp/app/core/gimpimage-duplicate.c
Michael Natterer 764af4879e Revert almost all item tree related changed in this file
Don't recursively duplicate all items. Instead, just duplicate the
items in the toplevel image containers, because group items duplicate
their children correctly all by themselves.
2009-08-25 16:25:26 +02:00

442 lines
15 KiB
C

/* GIMP - The GNU 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include "core-types.h"
#include "base/pixel-region.h"
#include "paint-funcs/paint-funcs.h"
#include "gimp.h"
#include "gimpchannel.h"
#include "gimpguide.h"
#include "gimpimage.h"
#include "gimpimage-colormap.h"
#include "gimpimage-duplicate.h"
#include "gimpimage-grid.h"
#include "gimpimage-guides.h"
#include "gimpimage-sample-points.h"
#include "gimplayer.h"
#include "gimplayer-floating-sel.h"
#include "gimpparasitelist.h"
#include "gimpsamplepoint.h"
#include "vectors/gimpvectors.h"
static void gimp_image_duplicate_resolution (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_save_source_uri (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_colormap (GimpImage *image,
GimpImage *new_image);
static GimpLayer * gimp_image_duplicate_layers (GimpImage *image,
GimpImage *new_image,
GimpLayer **new_floating_layer,
GimpDrawable **floating_sel_drawable,
GimpDrawable **new_floating_sel_drawable);
static GimpChannel * gimp_image_duplicate_channels (GimpImage *image,
GimpImage *new_image,
GimpDrawable *floating_sel_drawable,
GimpDrawable **new_floating_sel_drawable);
static GimpVectors * gimp_image_duplicate_vectors (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_mask (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_components (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_guides (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_sample_points (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_grid (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_quick_mask (GimpImage *image,
GimpImage *new_image);
static void gimp_image_duplicate_parasites (GimpImage *image,
GimpImage *new_image);
GimpImage *
gimp_image_duplicate (GimpImage *image)
{
GimpImage *new_image;
GimpLayer *active_layer;
GimpChannel *active_channel;
GimpVectors *active_vectors;
GimpLayer *new_floating_layer = NULL;
GimpDrawable *floating_sel_drawable = NULL;
GimpDrawable *new_floating_sel_drawable = NULL;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
gimp_set_busy_until_idle (image->gimp);
/* Create a new image */
new_image = gimp_create_image (image->gimp,
gimp_image_get_width (image),
gimp_image_get_height (image),
gimp_image_base_type (image),
FALSE);
gimp_image_undo_disable (new_image);
/* Store the source uri to be used by the save dialog */
gimp_image_duplicate_save_source_uri (image, new_image);
/* Copy the colormap if necessary */
gimp_image_duplicate_colormap (image, new_image);
/* Copy resolution information */
gimp_image_duplicate_resolution (image, new_image);
/* Copy the layers */
active_layer = gimp_image_duplicate_layers (image, new_image,
&new_floating_layer,
&floating_sel_drawable,
&new_floating_sel_drawable);
/* Copy the channels */
active_channel = gimp_image_duplicate_channels (image, new_image,
floating_sel_drawable,
&new_floating_sel_drawable);
/* Copy any vectors */
active_vectors = gimp_image_duplicate_vectors (image, new_image);
/* Copy the selection mask */
gimp_image_duplicate_mask (image, new_image);
if (new_floating_layer)
floating_sel_attach (new_floating_layer, new_floating_sel_drawable);
/* Set active layer, active channel, active vectors */
if (active_layer)
gimp_image_set_active_layer (new_image, active_layer);
if (active_channel)
gimp_image_set_active_channel (new_image, active_channel);
if (active_vectors)
gimp_image_set_active_vectors (new_image, active_vectors);
/* Copy state of all color components */
gimp_image_duplicate_components (image, new_image);
/* Copy any guides */
gimp_image_duplicate_guides (image, new_image);
/* Copy any sample points */
gimp_image_duplicate_sample_points (image, new_image);
/* Copy the grid */
gimp_image_duplicate_grid (image, new_image);
/* Copy the quick mask info */
gimp_image_duplicate_quick_mask (image, new_image);
/* Copy parasites */
gimp_image_duplicate_parasites (image, new_image);
gimp_image_undo_enable (new_image);
return new_image;
}
static void
gimp_image_duplicate_resolution (GimpImage *image,
GimpImage *new_image)
{
gdouble xres;
gdouble yres;
gimp_image_get_resolution (image, &xres, &yres);
gimp_image_set_resolution (new_image, xres, yres);
gimp_image_set_unit (new_image, gimp_image_get_unit (image));
}
static void
gimp_image_duplicate_save_source_uri (GimpImage *image,
GimpImage *new_image)
{
g_object_set_data_full (G_OBJECT (new_image), "gimp-image-source-uri",
g_strdup (gimp_object_get_name (GIMP_OBJECT (image))),
(GDestroyNotify) g_free);
}
static void
gimp_image_duplicate_colormap (GimpImage *image,
GimpImage *new_image)
{
if (gimp_image_base_type (new_image) == GIMP_INDEXED)
gimp_image_set_colormap (new_image,
gimp_image_get_colormap (image),
gimp_image_get_colormap_size (image),
FALSE);
}
static GimpLayer *
gimp_image_duplicate_layers (GimpImage *image,
GimpImage *new_image,
GimpLayer **floating_layer,
GimpDrawable **floating_sel_drawable,
GimpDrawable **new_floating_sel_drawable)
{
GimpLayer *active_layer = NULL;
GimpLayer *floating_selection;
GList *list;
gint count;
/* Copy floating layer */
floating_selection = gimp_image_get_floating_selection (image);
if (floating_selection)
*floating_sel_drawable = gimp_layer_get_floating_sel_drawable (floating_selection);
for (list = gimp_image_get_layer_iter (image), 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_image,
G_TYPE_FROM_INSTANCE (layer)));
/* 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 (image) == layer)
active_layer = new_layer;
if (gimp_image_get_floating_selection (image) == 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_image, new_layer,
NULL, count++, FALSE);
}
return active_layer;
}
static GimpChannel *
gimp_image_duplicate_channels (GimpImage *image,
GimpImage *new_image,
GimpDrawable *floating_sel_drawable,
GimpDrawable **new_floating_sel_drawable)
{
GimpChannel *active_channel = NULL;
GList *list;
gint count;
for (list = gimp_image_get_channel_iter (image), 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_image,
G_TYPE_FROM_INSTANCE (channel)));
/* 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 (image) == 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_image, new_channel,
NULL, count++, FALSE);
}
return active_channel;
}
static GimpVectors *
gimp_image_duplicate_vectors (GimpImage *image,
GimpImage *new_image)
{
GimpVectors *active_vectors = NULL;
GList *list;
gint count;
for (list = gimp_image_get_vectors_iter (image), 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_image,
G_TYPE_FROM_INSTANCE (vectors)));
/* 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 (image) == vectors)
active_vectors = new_vectors;
gimp_image_add_vectors (new_image, new_vectors,
NULL, count++, FALSE);
}
return active_vectors;
}
static void
gimp_image_duplicate_mask (GimpImage *image,
GimpImage *new_image)
{
TileManager *src_tiles;
TileManager *dest_tiles;
PixelRegion srcPR, destPR;
src_tiles =
gimp_drawable_get_tiles (GIMP_DRAWABLE (gimp_image_get_mask (image)));
dest_tiles =
gimp_drawable_get_tiles (GIMP_DRAWABLE (gimp_image_get_mask (new_image)));
pixel_region_init (&srcPR, src_tiles,
0, 0,
gimp_image_get_width (image),
gimp_image_get_height (image),
FALSE);
pixel_region_init (&destPR, dest_tiles,
0, 0,
gimp_image_get_width (image),
gimp_image_get_height (image),
TRUE);
copy_region (&srcPR, &destPR);
new_image->selection_mask->bounds_known = FALSE;
new_image->selection_mask->boundary_known = FALSE;
}
static void
gimp_image_duplicate_components (GimpImage *image,
GimpImage *new_image)
{
gint count;
for (count = 0; count < MAX_CHANNELS; count++)
{
new_image->visible[count] = image->visible[count];
new_image->active[count] = image->active[count];
}
}
static void
gimp_image_duplicate_guides (GimpImage *image,
GimpImage *new_image)
{
GList *list;
for (list = gimp_image_get_guides (image);
list;
list = g_list_next (list))
{
GimpGuide *guide = list->data;
gint position = gimp_guide_get_position (guide);
switch (gimp_guide_get_orientation (guide))
{
case GIMP_ORIENTATION_HORIZONTAL:
gimp_image_add_hguide (new_image, position, FALSE);
break;
case GIMP_ORIENTATION_VERTICAL:
gimp_image_add_vguide (new_image, position, FALSE);
break;
default:
g_error ("Unknown guide orientation.\n");
}
}
}
static void
gimp_image_duplicate_sample_points (GimpImage *image,
GimpImage *new_image)
{
GList *list;
for (list = gimp_image_get_sample_points (image);
list;
list = g_list_next (list))
{
GimpSamplePoint *sample_point = list->data;
gimp_image_add_sample_point_at_pos (new_image,
sample_point->x,
sample_point->y,
FALSE);
}
}
static void
gimp_image_duplicate_grid (GimpImage *image,
GimpImage *new_image)
{
if (image->grid)
gimp_image_set_grid (new_image, image->grid, FALSE);
}
static void
gimp_image_duplicate_quick_mask (GimpImage *image,
GimpImage *new_image)
{
new_image->quick_mask_state = image->quick_mask_state;
new_image->quick_mask_inverted = image->quick_mask_inverted;
new_image->quick_mask_color = image->quick_mask_color;
}
static void
gimp_image_duplicate_parasites (GimpImage *image,
GimpImage *new_image)
{
if (image->parasites)
{
g_object_unref (new_image->parasites);
new_image->parasites = gimp_parasite_list_copy (image->parasites);
}
}