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Diffstat (limited to 'app/core/gimpimage-duplicate.c')
| -rw-r--r-- | app/core/gimpimage-duplicate.c | 535 |
1 files changed, 535 insertions, 0 deletions
diff --git a/app/core/gimpimage-duplicate.c b/app/core/gimpimage-duplicate.c new file mode 100644 index 0000000..4dcaedd --- /dev/null +++ b/app/core/gimpimage-duplicate.c @@ -0,0 +1,535 @@ +/* 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 <https://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <gdk-pixbuf/gdk-pixbuf.h> +#include <gegl.h> + +#include "libgimpbase/gimpbase.h" + +#include "core-types.h" + +#include "gegl/gimp-gegl-loops.h" + +#include "vectors/gimpvectors.h" + +#include "gimp.h" +#include "gimpchannel.h" +#include "gimpguide.h" +#include "gimpimage.h" +#include "gimpimage-color-profile.h" +#include "gimpimage-colormap.h" +#include "gimpimage-duplicate.h" +#include "gimpimage-grid.h" +#include "gimpimage-guides.h" +#include "gimpimage-metadata.h" +#include "gimpimage-private.h" +#include "gimpimage-undo.h" +#include "gimpimage-sample-points.h" +#include "gimpitemstack.h" +#include "gimplayer.h" +#include "gimplayermask.h" +#include "gimplayer-floating-selection.h" +#include "gimpparasitelist.h" +#include "gimpsamplepoint.h" + + +static void gimp_image_duplicate_resolution (GimpImage *image, + GimpImage *new_image); +static void gimp_image_duplicate_save_source_file (GimpImage *image, + GimpImage *new_image); +static void gimp_image_duplicate_colormap (GimpImage *image, + GimpImage *new_image); +static GimpItem * gimp_image_duplicate_item (GimpItem *item, + GimpImage *new_image); +static GimpLayer * gimp_image_duplicate_layers (GimpImage *image, + GimpImage *new_image); +static GimpChannel * gimp_image_duplicate_channels (GimpImage *image, + GimpImage *new_image); +static GimpVectors * gimp_image_duplicate_vectors (GimpImage *image, + GimpImage *new_image); +static void gimp_image_duplicate_floating_sel (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_metadata (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); +static void gimp_image_duplicate_color_profile (GimpImage *image, + GimpImage *new_image); + + +GimpImage * +gimp_image_duplicate (GimpImage *image) +{ + GimpImage *new_image; + GimpLayer *active_layer; + GimpChannel *active_channel; + GimpVectors *active_vectors; + + 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_get_base_type (image), + gimp_image_get_precision (image), + FALSE); + gimp_image_undo_disable (new_image); + + /* Store the source uri to be used by the save dialog */ + gimp_image_duplicate_save_source_file (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 parasites first so we have a color profile */ + gimp_image_duplicate_parasites (image, new_image); + gimp_image_duplicate_color_profile (image, new_image); + + /* Copy the layers */ + active_layer = gimp_image_duplicate_layers (image, new_image); + + /* Copy the channels */ + active_channel = gimp_image_duplicate_channels (image, new_image); + + /* Copy any vectors */ + active_vectors = gimp_image_duplicate_vectors (image, new_image); + + /* Copy floating layer */ + gimp_image_duplicate_floating_sel (image, new_image); + + /* Copy the selection mask */ + gimp_image_duplicate_mask (image, new_image); + + /* 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 metadata */ + gimp_image_duplicate_metadata (image, new_image); + + /* Copy the quick mask info */ + gimp_image_duplicate_quick_mask (image, new_image); + + gimp_image_undo_enable (new_image); + + /* Explicitly mark image as dirty, so that its dirty time is set */ + gimp_image_dirty (new_image, GIMP_DIRTY_ALL); + + 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_file (GimpImage *image, + GimpImage *new_image) +{ + GFile *file = gimp_image_get_file (image); + + if (file) + g_object_set_data_full (G_OBJECT (new_image), "gimp-image-source-file", + g_object_ref (file), + (GDestroyNotify) g_object_unref); +} + +static void +gimp_image_duplicate_colormap (GimpImage *image, + GimpImage *new_image) +{ + if (gimp_image_get_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 GimpItem * +gimp_image_duplicate_item (GimpItem *item, + GimpImage *new_image) +{ + GimpItem *new_item; + + new_item = gimp_item_convert (item, new_image, + G_TYPE_FROM_INSTANCE (item)); + + /* Make sure the copied item doesn't say: "<old item> copy" */ + gimp_object_set_name (GIMP_OBJECT (new_item), + gimp_object_get_name (item)); + + return new_item; +} + +static GimpLayer * +gimp_image_duplicate_layers (GimpImage *image, + GimpImage *new_image) +{ + GimpLayer *active_layer = NULL; + GList *list; + gint count; + + for (list = gimp_image_get_layer_iter (image), count = 0; + list; + list = g_list_next (list)) + { + GimpLayer *layer = list->data; + GimpLayer *new_layer; + + if (gimp_layer_is_floating_sel (layer)) + continue; + + new_layer = GIMP_LAYER (gimp_image_duplicate_item (GIMP_ITEM (layer), + new_image)); + + /* 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 (layer->mask)); + + if (gimp_image_get_active_layer (image) == layer) + active_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) +{ + 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_image_duplicate_item (GIMP_ITEM (channel), + new_image)); + + if (gimp_image_get_active_channel (image) == channel) + active_channel = 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_image_duplicate_item (GIMP_ITEM (vectors), + new_image)); + + 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_floating_sel (GimpImage *image, + GimpImage *new_image) +{ + GimpLayer *floating_sel; + GimpDrawable *floating_sel_drawable; + GList *floating_sel_path; + GimpItemStack *new_item_stack; + GimpLayer *new_floating_sel; + GimpDrawable *new_floating_sel_drawable; + + floating_sel = gimp_image_get_floating_selection (image); + + if (! floating_sel) + return; + + floating_sel_drawable = gimp_layer_get_floating_sel_drawable (floating_sel); + + if (GIMP_IS_LAYER_MASK (floating_sel_drawable)) + { + GimpLayer *layer; + + layer = gimp_layer_mask_get_layer (GIMP_LAYER_MASK (floating_sel_drawable)); + + floating_sel_path = gimp_item_get_path (GIMP_ITEM (layer)); + + new_item_stack = GIMP_ITEM_STACK (gimp_image_get_layers (new_image)); + } + else + { + floating_sel_path = gimp_item_get_path (GIMP_ITEM (floating_sel_drawable)); + + if (GIMP_IS_LAYER (floating_sel_drawable)) + new_item_stack = GIMP_ITEM_STACK (gimp_image_get_layers (new_image)); + else + new_item_stack = GIMP_ITEM_STACK (gimp_image_get_channels (new_image)); + } + + /* adjust path[0] for the floating layer missing in new_image */ + floating_sel_path->data = + GUINT_TO_POINTER (GPOINTER_TO_UINT (floating_sel_path->data) - 1); + + if (GIMP_IS_LAYER (floating_sel_drawable)) + { + new_floating_sel = + GIMP_LAYER (gimp_image_duplicate_item (GIMP_ITEM (floating_sel), + new_image)); + } + else + { + /* can't use gimp_item_convert() for floating selections of channels + * or layer masks because they maybe don't have a normal layer's type + */ + new_floating_sel = + GIMP_LAYER (gimp_item_duplicate (GIMP_ITEM (floating_sel), + G_TYPE_FROM_INSTANCE (floating_sel))); + gimp_item_set_image (GIMP_ITEM (new_floating_sel), new_image); + + gimp_object_set_name (GIMP_OBJECT (new_floating_sel), + gimp_object_get_name (floating_sel)); + } + + /* Make sure the copied layer doesn't say: "<old layer> copy" */ + gimp_object_set_name (GIMP_OBJECT (new_floating_sel), + gimp_object_get_name (floating_sel)); + + new_floating_sel_drawable = + GIMP_DRAWABLE (gimp_item_stack_get_item_by_path (new_item_stack, + floating_sel_path)); + + if (GIMP_IS_LAYER_MASK (floating_sel_drawable)) + new_floating_sel_drawable = + GIMP_DRAWABLE (gimp_layer_get_mask (GIMP_LAYER (new_floating_sel_drawable))); + + floating_sel_attach (new_floating_sel, new_floating_sel_drawable); + + g_list_free (floating_sel_path); +} + +static void +gimp_image_duplicate_mask (GimpImage *image, + GimpImage *new_image) +{ + GimpDrawable *mask; + GimpDrawable *new_mask; + + mask = GIMP_DRAWABLE (gimp_image_get_mask (image)); + new_mask = GIMP_DRAWABLE (gimp_image_get_mask (new_image)); + + gimp_gegl_buffer_copy (gimp_drawable_get_buffer (mask), NULL, GEGL_ABYSS_NONE, + gimp_drawable_get_buffer (new_mask), NULL); + + GIMP_CHANNEL (new_mask)->bounds_known = FALSE; + GIMP_CHANNEL (new_mask)->boundary_known = FALSE; +} + +static void +gimp_image_duplicate_components (GimpImage *image, + GimpImage *new_image) +{ + GimpImagePrivate *private = GIMP_IMAGE_GET_PRIVATE (image); + GimpImagePrivate *new_private = GIMP_IMAGE_GET_PRIVATE (new_image); + gint count; + + for (count = 0; count < MAX_CHANNELS; count++) + { + new_private->visible[count] = private->visible[count]; + new_private->active[count] = private->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; + gint x; + gint y; + + gimp_sample_point_get_position (sample_point, &x, &y); + + gimp_image_add_sample_point_at_pos (new_image, x, y, FALSE); + } +} + +static void +gimp_image_duplicate_grid (GimpImage *image, + GimpImage *new_image) +{ + if (gimp_image_get_grid (image)) + gimp_image_set_grid (new_image, gimp_image_get_grid (image), FALSE); +} + +static void +gimp_image_duplicate_metadata (GimpImage *image, + GimpImage *new_image) +{ + GimpMetadata *metadata = gimp_image_get_metadata (image); + + if (metadata) + { + metadata = gimp_metadata_duplicate (metadata); + gimp_image_set_metadata (new_image, metadata, FALSE); + g_object_unref (metadata); + } +} + +static void +gimp_image_duplicate_quick_mask (GimpImage *image, + GimpImage *new_image) +{ + GimpImagePrivate *private = GIMP_IMAGE_GET_PRIVATE (image); + GimpImagePrivate *new_private = GIMP_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 +gimp_image_duplicate_parasites (GimpImage *image, + GimpImage *new_image) +{ + GimpImagePrivate *private = GIMP_IMAGE_GET_PRIVATE (image); + GimpImagePrivate *new_private = GIMP_IMAGE_GET_PRIVATE (new_image); + + if (private->parasites) + { + g_object_unref (new_private->parasites); + new_private->parasites = gimp_parasite_list_copy (private->parasites); + } +} + +static void +gimp_image_duplicate_color_profile (GimpImage *image, + GimpImage *new_image) +{ + GimpColorProfile *profile = gimp_image_get_color_profile (image); + gboolean is_color_managed = gimp_image_get_is_color_managed (image); + + gimp_image_set_color_profile (new_image, profile, NULL); + gimp_image_set_is_color_managed (new_image, is_color_managed, FALSE); +} |