559 lines
18 KiB
C
559 lines
18 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <gegl.h>
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#include "libpikabase/pikabase.h"
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#include "core-types.h"
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#include "gegl/pika-gegl-loops.h"
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#include "vectors/pikavectors.h"
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#include "pika.h"
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#include "pikachannel.h"
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#include "pikaguide.h"
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#include "pikaimage.h"
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#include "pikaimage-color-profile.h"
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#include "pikaimage-colormap.h"
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#include "pikaimage-duplicate.h"
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#include "pikaimage-grid.h"
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#include "pikaimage-guides.h"
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#include "pikaimage-metadata.h"
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#include "pikaimage-private.h"
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#include "pikaimage-undo.h"
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#include "pikaimage-sample-points.h"
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#include "pikaitemstack.h"
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#include "pikalayer.h"
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#include "pikalayermask.h"
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#include "pikalayer-floating-selection.h"
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#include "pikaparasitelist.h"
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#include "pikasamplepoint.h"
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static void pika_image_duplicate_resolution (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_save_source_file (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_colormap (PikaImage *image,
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PikaImage *new_image);
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static PikaItem * pika_image_duplicate_item (PikaItem *item,
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PikaImage *new_image);
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static GList * pika_image_duplicate_layers (PikaImage *image,
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PikaImage *new_image);
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static GList * pika_image_duplicate_channels (PikaImage *image,
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PikaImage *new_image);
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static GList * pika_image_duplicate_vectors (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_floating_sel (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_mask (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_components (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_guides (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_sample_points (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_grid (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_metadata (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_quick_mask (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_parasites (PikaImage *image,
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PikaImage *new_image);
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static void pika_image_duplicate_color_profile (PikaImage *image,
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PikaImage *new_image);
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PikaImage *
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pika_image_duplicate (PikaImage *image)
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{
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PikaImage *new_image;
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GList *active_layers;
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GList *active_channels;
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GList *active_vectors;
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g_return_val_if_fail (PIKA_IS_IMAGE (image), NULL);
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pika_set_busy_until_idle (image->pika);
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/* Create a new image */
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new_image = pika_create_image (image->pika,
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pika_image_get_width (image),
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pika_image_get_height (image),
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pika_image_get_base_type (image),
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pika_image_get_precision (image),
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FALSE);
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pika_image_undo_disable (new_image);
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/* Store the source uri to be used by the save dialog */
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pika_image_duplicate_save_source_file (image, new_image);
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/* Copy resolution information */
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pika_image_duplicate_resolution (image, new_image);
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/* Copy parasites first so we have a color profile */
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pika_image_duplicate_parasites (image, new_image);
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pika_image_duplicate_color_profile (image, new_image);
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/* Copy the colormap if necessary */
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pika_image_duplicate_colormap (image, new_image);
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/* Copy the layers */
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active_layers = pika_image_duplicate_layers (image, new_image);
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/* Copy the channels */
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active_channels = pika_image_duplicate_channels (image, new_image);
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/* Copy any vectors */
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active_vectors = pika_image_duplicate_vectors (image, new_image);
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/* Copy floating layer */
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pika_image_duplicate_floating_sel (image, new_image);
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/* Copy the selection mask */
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pika_image_duplicate_mask (image, new_image);
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/* Set active layer, active channel, active vectors */
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if (active_layers)
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pika_image_set_selected_layers (new_image, active_layers);
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if (active_channels)
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pika_image_set_selected_channels (new_image, active_channels);
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if (active_vectors)
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pika_image_set_selected_vectors (new_image, active_vectors);
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/* Copy state of all color components */
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pika_image_duplicate_components (image, new_image);
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/* Copy any guides */
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pika_image_duplicate_guides (image, new_image);
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/* Copy any sample points */
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pika_image_duplicate_sample_points (image, new_image);
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/* Copy the grid */
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pika_image_duplicate_grid (image, new_image);
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/* Copy the metadata */
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pika_image_duplicate_metadata (image, new_image);
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/* Copy the quick mask info */
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pika_image_duplicate_quick_mask (image, new_image);
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pika_image_undo_enable (new_image);
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/* Explicitly mark image as dirty, so that its dirty time is set */
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pika_image_dirty (new_image, PIKA_DIRTY_ALL);
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return new_image;
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}
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static void
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pika_image_duplicate_resolution (PikaImage *image,
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PikaImage *new_image)
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{
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gdouble xres;
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gdouble yres;
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pika_image_get_resolution (image, &xres, &yres);
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pika_image_set_resolution (new_image, xres, yres);
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pika_image_set_unit (new_image, pika_image_get_unit (image));
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}
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static void
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pika_image_duplicate_save_source_file (PikaImage *image,
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PikaImage *new_image)
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{
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GFile *file = pika_image_get_file (image);
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if (file)
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g_object_set_data_full (G_OBJECT (new_image), "pika-image-source-file",
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g_object_ref (file),
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(GDestroyNotify) g_object_unref);
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}
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static void
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pika_image_duplicate_colormap (PikaImage *image,
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PikaImage *new_image)
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{
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if (pika_image_get_base_type (new_image) == PIKA_INDEXED)
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pika_image_set_colormap_palette (new_image,
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pika_image_get_colormap_palette (image),
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FALSE);
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}
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static PikaItem *
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pika_image_duplicate_item (PikaItem *item,
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PikaImage *new_image)
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{
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PikaItem *new_item;
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new_item = pika_item_convert (item, new_image,
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G_TYPE_FROM_INSTANCE (item));
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/* Make sure the copied item doesn't say: "<old item> copy" */
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pika_object_set_name (PIKA_OBJECT (new_item),
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pika_object_get_name (item));
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return new_item;
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}
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static GList *
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pika_image_duplicate_layers (PikaImage *image,
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PikaImage *new_image)
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{
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GList *new_selected_layers = NULL;
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GList *selected_paths = NULL;
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GList *selected_layers;
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PikaItemStack *new_item_stack;
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GList *list;
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gint count;
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selected_layers = pika_image_get_selected_layers (image);
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for (list = selected_layers; list; list = list->next)
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selected_paths = g_list_prepend (selected_paths,
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pika_item_get_path (list->data));
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for (list = pika_image_get_layer_iter (image), count = 0;
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list;
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list = g_list_next (list))
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{
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PikaLayer *layer = list->data;
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PikaLayer *new_layer;
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if (pika_layer_is_floating_sel (layer))
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continue;
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new_layer = PIKA_LAYER (pika_image_duplicate_item (PIKA_ITEM (layer),
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new_image));
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/* Make sure that if the layer has a layer mask,
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* its name isn't screwed up
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*/
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if (new_layer->mask)
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pika_object_set_name (PIKA_OBJECT (new_layer->mask),
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pika_object_get_name (layer->mask));
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pika_image_add_layer (new_image, new_layer,
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NULL, count++, FALSE);
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}
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new_item_stack = PIKA_ITEM_STACK (pika_image_get_layers (new_image));
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for (list = selected_paths; list; list = list->next)
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new_selected_layers = g_list_prepend (new_selected_layers,
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pika_item_stack_get_item_by_path (new_item_stack, list->data));
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g_list_free_full (selected_paths, (GDestroyNotify) g_list_free);
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return new_selected_layers;
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}
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static GList *
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pika_image_duplicate_channels (PikaImage *image,
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PikaImage *new_image)
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{
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GList *new_selected_channels = NULL;
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GList *selected_channels;
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GList *list;
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gint count;
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selected_channels = pika_image_get_selected_channels (image);
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for (list = pika_image_get_channel_iter (image), count = 0;
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list;
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list = g_list_next (list))
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{
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PikaChannel *channel = list->data;
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PikaChannel *new_channel;
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new_channel = PIKA_CHANNEL (pika_image_duplicate_item (PIKA_ITEM (channel),
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new_image));
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if (g_list_find (selected_channels, channel))
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new_selected_channels = g_list_prepend (new_selected_channels, new_channel);
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pika_image_add_channel (new_image, new_channel,
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NULL, count++, FALSE);
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}
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return new_selected_channels;
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}
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static GList *
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pika_image_duplicate_vectors (PikaImage *image,
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PikaImage *new_image)
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{
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GList *new_selected_vectors = NULL;
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GList *selected_vectors;
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GList *list;
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gint count;
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selected_vectors = pika_image_get_selected_vectors (image);
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for (list = pika_image_get_vectors_iter (image), count = 0;
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list;
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list = g_list_next (list))
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{
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PikaVectors *vectors = list->data;
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PikaVectors *new_vectors;
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new_vectors = PIKA_VECTORS (pika_image_duplicate_item (PIKA_ITEM (vectors),
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new_image));
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if (g_list_find (selected_vectors, vectors))
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new_selected_vectors = g_list_prepend (new_selected_vectors, new_vectors);
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pika_image_add_vectors (new_image, new_vectors,
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NULL, count++, FALSE);
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}
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return new_selected_vectors;
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}
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static void
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pika_image_duplicate_floating_sel (PikaImage *image,
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PikaImage *new_image)
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{
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PikaLayer *floating_sel;
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PikaDrawable *floating_sel_drawable;
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GList *floating_sel_path;
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PikaItemStack *new_item_stack;
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PikaLayer *new_floating_sel;
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PikaDrawable *new_floating_sel_drawable;
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floating_sel = pika_image_get_floating_selection (image);
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if (! floating_sel)
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return;
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floating_sel_drawable = pika_layer_get_floating_sel_drawable (floating_sel);
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if (PIKA_IS_LAYER_MASK (floating_sel_drawable))
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{
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PikaLayer *layer;
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layer = pika_layer_mask_get_layer (PIKA_LAYER_MASK (floating_sel_drawable));
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floating_sel_path = pika_item_get_path (PIKA_ITEM (layer));
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new_item_stack = PIKA_ITEM_STACK (pika_image_get_layers (new_image));
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}
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else
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{
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floating_sel_path = pika_item_get_path (PIKA_ITEM (floating_sel_drawable));
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if (PIKA_IS_LAYER (floating_sel_drawable))
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new_item_stack = PIKA_ITEM_STACK (pika_image_get_layers (new_image));
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else
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new_item_stack = PIKA_ITEM_STACK (pika_image_get_channels (new_image));
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}
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/* adjust path[0] for the floating layer missing in new_image */
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floating_sel_path->data =
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GUINT_TO_POINTER (GPOINTER_TO_UINT (floating_sel_path->data) - 1);
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if (PIKA_IS_LAYER (floating_sel_drawable))
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{
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new_floating_sel =
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PIKA_LAYER (pika_image_duplicate_item (PIKA_ITEM (floating_sel),
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new_image));
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}
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else
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{
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/* can't use pika_item_convert() for floating selections of channels
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* or layer masks because they maybe don't have a normal layer's type
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*/
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new_floating_sel =
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PIKA_LAYER (pika_item_duplicate (PIKA_ITEM (floating_sel),
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G_TYPE_FROM_INSTANCE (floating_sel)));
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pika_item_set_image (PIKA_ITEM (new_floating_sel), new_image);
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pika_object_set_name (PIKA_OBJECT (new_floating_sel),
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pika_object_get_name (floating_sel));
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}
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/* Make sure the copied layer doesn't say: "<old layer> copy" */
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pika_object_set_name (PIKA_OBJECT (new_floating_sel),
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pika_object_get_name (floating_sel));
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new_floating_sel_drawable =
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PIKA_DRAWABLE (pika_item_stack_get_item_by_path (new_item_stack,
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floating_sel_path));
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if (PIKA_IS_LAYER_MASK (floating_sel_drawable))
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new_floating_sel_drawable =
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PIKA_DRAWABLE (pika_layer_get_mask (PIKA_LAYER (new_floating_sel_drawable)));
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floating_sel_attach (new_floating_sel, new_floating_sel_drawable);
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g_list_free (floating_sel_path);
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}
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static void
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pika_image_duplicate_mask (PikaImage *image,
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PikaImage *new_image)
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{
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PikaDrawable *mask;
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PikaDrawable *new_mask;
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mask = PIKA_DRAWABLE (pika_image_get_mask (image));
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new_mask = PIKA_DRAWABLE (pika_image_get_mask (new_image));
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pika_gegl_buffer_copy (pika_drawable_get_buffer (mask), NULL, GEGL_ABYSS_NONE,
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pika_drawable_get_buffer (new_mask), NULL);
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PIKA_CHANNEL (new_mask)->bounds_known = FALSE;
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PIKA_CHANNEL (new_mask)->boundary_known = FALSE;
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}
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static void
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pika_image_duplicate_components (PikaImage *image,
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PikaImage *new_image)
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{
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PikaImagePrivate *private = PIKA_IMAGE_GET_PRIVATE (image);
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PikaImagePrivate *new_private = PIKA_IMAGE_GET_PRIVATE (new_image);
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gint count;
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for (count = 0; count < MAX_CHANNELS; count++)
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{
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new_private->visible[count] = private->visible[count];
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new_private->active[count] = private->active[count];
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}
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}
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static void
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pika_image_duplicate_guides (PikaImage *image,
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PikaImage *new_image)
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{
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GList *list;
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for (list = pika_image_get_guides (image);
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list;
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list = g_list_next (list))
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{
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PikaGuide *guide = list->data;
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gint position = pika_guide_get_position (guide);
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switch (pika_guide_get_orientation (guide))
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{
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case PIKA_ORIENTATION_HORIZONTAL:
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pika_image_add_hguide (new_image, position, FALSE);
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break;
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case PIKA_ORIENTATION_VERTICAL:
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pika_image_add_vguide (new_image, position, FALSE);
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break;
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default:
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g_error ("Unknown guide orientation.\n");
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}
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}
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}
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static void
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pika_image_duplicate_sample_points (PikaImage *image,
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PikaImage *new_image)
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{
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GList *list;
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for (list = pika_image_get_sample_points (image);
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list;
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list = g_list_next (list))
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{
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PikaSamplePoint *sample_point = list->data;
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gint x;
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gint y;
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pika_sample_point_get_position (sample_point, &x, &y);
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pika_image_add_sample_point_at_pos (new_image, x, y, FALSE);
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|
}
|
|
}
|
|
|
|
static void
|
|
pika_image_duplicate_grid (PikaImage *image,
|
|
PikaImage *new_image)
|
|
{
|
|
if (pika_image_get_grid (image))
|
|
pika_image_set_grid (new_image, pika_image_get_grid (image), FALSE);
|
|
}
|
|
|
|
static void
|
|
pika_image_duplicate_metadata (PikaImage *image,
|
|
PikaImage *new_image)
|
|
{
|
|
PikaMetadata *metadata = pika_image_get_metadata (image);
|
|
|
|
if (metadata)
|
|
{
|
|
metadata = pika_metadata_duplicate (metadata);
|
|
pika_image_set_metadata (new_image, metadata, FALSE);
|
|
g_object_unref (metadata);
|
|
}
|
|
}
|
|
|
|
static void
|
|
pika_image_duplicate_quick_mask (PikaImage *image,
|
|
PikaImage *new_image)
|
|
{
|
|
PikaImagePrivate *private = PIKA_IMAGE_GET_PRIVATE (image);
|
|
PikaImagePrivate *new_private = PIKA_IMAGE_GET_PRIVATE (new_image);
|
|
|
|
new_private->quick_mask_state = private->quick_mask_state;
|
|
new_private->quick_mask_inverted = private->quick_mask_inverted;
|
|
new_private->quick_mask_color = private->quick_mask_color;
|
|
}
|
|
|
|
static void
|
|
pika_image_duplicate_parasites (PikaImage *image,
|
|
PikaImage *new_image)
|
|
{
|
|
PikaImagePrivate *private = PIKA_IMAGE_GET_PRIVATE (image);
|
|
PikaImagePrivate *new_private = PIKA_IMAGE_GET_PRIVATE (new_image);
|
|
|
|
if (private->parasites)
|
|
{
|
|
g_object_unref (new_private->parasites);
|
|
new_private->parasites = pika_parasite_list_copy (private->parasites);
|
|
}
|
|
}
|
|
|
|
static void
|
|
pika_image_duplicate_color_profile (PikaImage *image,
|
|
PikaImage *new_image)
|
|
{
|
|
PikaColorProfile *profile = pika_image_get_color_profile (image);
|
|
PikaColorProfile *hidden = _pika_image_get_hidden_profile (image);
|
|
|
|
pika_image_set_color_profile (new_image, profile, NULL);
|
|
_pika_image_set_hidden_profile (new_image, hidden, FALSE);
|
|
}
|
