Adding upstream version 2.10.36.upstream/2.10.36

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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);
+}