Adding upstream version 2.10.34.upstream/2.10.34upstream

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

1 files changed, 348 insertions, 0 deletions

diff --git a/app/core/gimpitemstack.c b/app/core/gimpitemstack.c
new file mode 100644
index 0000000..c7f2fe1
--- /dev/null
+++ b/app/core/gimpitemstack.c
@@ -0,0 +1,348 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
+ *
+ * gimpitemstack.c
+ * Copyright (C) 2008 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 <string.h>
+
+#include <cairo.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <gegl.h>
+
+#include "libgimpcolor/gimpcolor.h"
+
+#include "core-types.h"
+
+#include "gimpitem.h"
+#include "gimpitemstack.h"
+
+
+/*  local function prototypes  */
+
+static void   gimp_item_stack_constructed (GObject       *object);
+
+static void   gimp_item_stack_add         (GimpContainer *container,
+                                           GimpObject    *object);
+static void   gimp_item_stack_remove      (GimpContainer *container,
+                                           GimpObject    *object);
+
+
+G_DEFINE_TYPE (GimpItemStack, gimp_item_stack, GIMP_TYPE_FILTER_STACK)
+
+#define parent_class gimp_item_stack_parent_class
+
+
+static void
+gimp_item_stack_class_init (GimpItemStackClass *klass)
+{
+  GObjectClass       *object_class    = G_OBJECT_CLASS (klass);
+  GimpContainerClass *container_class = GIMP_CONTAINER_CLASS (klass);
+
+  object_class->constructed = gimp_item_stack_constructed;
+
+  container_class->add      = gimp_item_stack_add;
+  container_class->remove   = gimp_item_stack_remove;
+}
+
+static void
+gimp_item_stack_init (GimpItemStack *stack)
+{
+}
+
+static void
+gimp_item_stack_constructed (GObject *object)
+{
+  GimpContainer *container = GIMP_CONTAINER (object);
+
+  G_OBJECT_CLASS (parent_class)->constructed (object);
+
+  gimp_assert (g_type_is_a (gimp_container_get_children_type (container),
+                         GIMP_TYPE_ITEM));
+}
+
+static void
+gimp_item_stack_add (GimpContainer *container,
+                     GimpObject    *object)
+{
+  g_object_ref_sink (object);
+
+  GIMP_CONTAINER_CLASS (parent_class)->add (container, object);
+
+  g_object_unref (object);
+}
+
+static void
+gimp_item_stack_remove (GimpContainer *container,
+                        GimpObject    *object)
+{
+  GIMP_CONTAINER_CLASS (parent_class)->remove (container, object);
+}
+
+
+/*  public functions  */
+
+GimpContainer *
+gimp_item_stack_new (GType item_type)
+{
+  g_return_val_if_fail (g_type_is_a (item_type, GIMP_TYPE_ITEM), NULL);
+
+  return g_object_new (GIMP_TYPE_ITEM_STACK,
+                       "name",          g_type_name (item_type),
+                       "children-type", item_type,
+                       "policy",        GIMP_CONTAINER_POLICY_STRONG,
+                       NULL);
+}
+
+gint
+gimp_item_stack_get_n_items (GimpItemStack *stack)
+{
+  GList *list;
+  gint   n_items = 0;
+
+  g_return_val_if_fail (GIMP_IS_ITEM_STACK (stack), 0);
+
+  for (list = GIMP_LIST (stack)->queue->head; list; list = g_list_next (list))
+    {
+      GimpItem      *item = list->data;
+      GimpContainer *children;
+
+      n_items++;
+
+      children = gimp_viewable_get_children (GIMP_VIEWABLE (item));
+
+      if (children)
+        n_items += gimp_item_stack_get_n_items (GIMP_ITEM_STACK (children));
+    }
+
+  return n_items;
+}
+
+gboolean
+gimp_item_stack_is_flat (GimpItemStack *stack)
+{
+  GList *list;
+
+  g_return_val_if_fail (GIMP_IS_ITEM_STACK (stack), TRUE);
+
+  for (list = GIMP_LIST (stack)->queue->head; list; list = g_list_next (list))
+    {
+      GimpViewable *viewable = list->data;
+
+      if (gimp_viewable_get_children (viewable))
+        return FALSE;
+    }
+
+  return TRUE;
+}
+
+GList *
+gimp_item_stack_get_item_iter (GimpItemStack *stack)
+{
+  g_return_val_if_fail (GIMP_IS_ITEM_STACK (stack), NULL);
+
+  return GIMP_LIST (stack)->queue->head;
+}
+
+GList *
+gimp_item_stack_get_item_list (GimpItemStack *stack)
+{
+  GList *list;
+  GList *result = NULL;
+
+  g_return_val_if_fail (GIMP_IS_ITEM_STACK (stack), NULL);
+
+  for (list = GIMP_LIST (stack)->queue->head;
+       list;
+       list = g_list_next (list))
+    {
+      GimpViewable  *viewable = list->data;
+      GimpContainer *children;
+
+      result = g_list_prepend (result, viewable);
+
+      children = gimp_viewable_get_children (viewable);
+
+      if (children)
+        {
+          GList *child_list;
+
+          child_list = gimp_item_stack_get_item_list (GIMP_ITEM_STACK (children));
+
+          while (child_list)
+            {
+              result = g_list_prepend (result, child_list->data);
+
+              child_list = g_list_remove (child_list, child_list->data);
+            }
+        }
+    }
+
+  return g_list_reverse (result);
+}
+
+GimpItem *
+gimp_item_stack_get_item_by_tattoo (GimpItemStack *stack,
+                                    GimpTattoo     tattoo)
+{
+  GList *list;
+
+  g_return_val_if_fail (GIMP_IS_ITEM_STACK (stack), NULL);
+
+  for (list = GIMP_LIST (stack)->queue->head; list; list = g_list_next (list))
+    {
+      GimpItem      *item = list->data;
+      GimpContainer *children;
+
+      if (gimp_item_get_tattoo (item) == tattoo)
+        return item;
+
+      children = gimp_viewable_get_children (GIMP_VIEWABLE (item));
+
+      if (children)
+        {
+          item = gimp_item_stack_get_item_by_tattoo (GIMP_ITEM_STACK (children),
+                                                     tattoo);
+
+          if (item)
+            return item;
+        }
+    }
+
+  return NULL;
+}
+
+GimpItem *
+gimp_item_stack_get_item_by_path (GimpItemStack *stack,
+                                  GList         *path)
+{
+  GimpContainer *container;
+  GimpItem      *item = NULL;
+
+  g_return_val_if_fail (GIMP_IS_ITEM_STACK (stack), NULL);
+  g_return_val_if_fail (path != NULL, NULL);
+
+  container = GIMP_CONTAINER (stack);
+
+  while (path)
+    {
+      guint32 i = GPOINTER_TO_UINT (path->data);
+
+      item = GIMP_ITEM (gimp_container_get_child_by_index (container, i));
+
+      g_return_val_if_fail (GIMP_IS_ITEM (item), item);
+
+      if (path->next)
+        {
+          container = gimp_viewable_get_children (GIMP_VIEWABLE (item));
+
+          g_return_val_if_fail (GIMP_IS_ITEM_STACK (container), item);
+        }
+
+      path = path->next;
+    }
+
+  return item;
+}
+
+GimpItem *
+gimp_item_stack_get_parent_by_path (GimpItemStack *stack,
+                                    GList         *path,
+                                    gint          *index)
+{
+  GimpItem *parent = NULL;
+  guint32   i;
+
+  g_return_val_if_fail (GIMP_IS_ITEM_STACK (stack), NULL);
+  g_return_val_if_fail (path != NULL, NULL);
+
+  i = GPOINTER_TO_UINT (path->data);
+
+  if (index)
+    *index = i;
+
+  while (path->next)
+    {
+      GimpObject    *child;
+      GimpContainer *children;
+
+      child = gimp_container_get_child_by_index (GIMP_CONTAINER (stack), i);
+
+      g_return_val_if_fail (GIMP_IS_ITEM (child), parent);
+
+      children = gimp_viewable_get_children (GIMP_VIEWABLE (child));
+
+      g_return_val_if_fail (GIMP_IS_ITEM_STACK (children), parent);
+
+      parent = GIMP_ITEM (child);
+      stack  = GIMP_ITEM_STACK (children);
+
+      path = path->next;
+
+      i = GPOINTER_TO_UINT (path->data);
+
+      if (index)
+        *index = i;
+    }
+
+  return parent;
+}
+
+static void
+gimp_item_stack_viewable_invalidate_previews (GimpViewable *viewable)
+{
+  GimpContainer *children = gimp_viewable_get_children (viewable);
+
+  if (children)
+    gimp_item_stack_invalidate_previews (GIMP_ITEM_STACK (children));
+
+  gimp_viewable_invalidate_preview (viewable);
+}
+
+void
+gimp_item_stack_invalidate_previews (GimpItemStack *stack)
+{
+  g_return_if_fail (GIMP_IS_ITEM_STACK (stack));
+
+  gimp_container_foreach (GIMP_CONTAINER (stack),
+                          (GFunc) gimp_item_stack_viewable_invalidate_previews,
+                          NULL);
+}
+
+static void
+gimp_item_stack_viewable_profile_changed (GimpViewable *viewable)
+{
+  GimpContainer *children = gimp_viewable_get_children (viewable);
+
+  if (children)
+    gimp_item_stack_profile_changed (GIMP_ITEM_STACK (children));
+
+  if (GIMP_IS_COLOR_MANAGED (viewable))
+    gimp_color_managed_profile_changed (GIMP_COLOR_MANAGED (viewable));
+}
+
+void
+gimp_item_stack_profile_changed (GimpItemStack *stack)
+{
+  g_return_if_fail (GIMP_IS_ITEM_STACK (stack));
+
+  gimp_container_foreach (GIMP_CONTAINER (stack),
+                          (GFunc) gimp_item_stack_viewable_profile_changed,
+                          NULL);
+}