Adding upstream version 2.10.22.upstream/2.10.22upstream

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

1 files changed, 269 insertions, 0 deletions

diff --git a/app/widgets/gimpsymmetryeditor.c b/app/widgets/gimpsymmetryeditor.c
new file mode 100644
index 0000000..4438094
--- /dev/null
+++ b/app/widgets/gimpsymmetryeditor.c
@@ -0,0 +1,269 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpsymmetryeditor.c
+ * Copyright (C) 2015 Jehan <jehan@girinstud.io>
+ *
+ * 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 <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "propgui/propgui-types.h" /* ugly, but what the heck */
+
+#include "core/gimpimage.h"
+#include "core/gimpimage-symmetry.h"
+#include "core/gimpsymmetry.h"
+
+#include "propgui/gimppropgui.h"
+
+#include "gimpmenufactory.h"
+#include "gimpsymmetryeditor.h"
+
+#include "gimp-intl.h"
+
+
+struct _GimpSymmetryEditorPrivate
+{
+  GimpContext *context;
+
+  GtkWidget   *menu;
+  GtkWidget   *options_vbox;
+};
+
+
+static void   gimp_symmetry_editor_set_image        (GimpImageEditor    *editor,
+                                                     GimpImage          *image);
+
+/* Signal handlers on the contextual image. */
+static void   gimp_symmetry_editor_symmetry_notify  (GimpImage          *image,
+                                                     GParamSpec         *pspec,
+                                                     GimpSymmetryEditor *editor);
+
+/* Signal handlers on the symmetry. */
+static void   gimp_symmetry_editor_symmetry_updated (GimpSymmetry       *symmetry,
+                                                     GimpImage          *image,
+                                                     GimpSymmetryEditor *editor);
+
+/* Private functions. */
+static void   gimp_symmetry_editor_set_options      (GimpSymmetryEditor *editor,
+                                                     GimpSymmetry       *symmetry);
+
+
+G_DEFINE_TYPE_WITH_PRIVATE (GimpSymmetryEditor, gimp_symmetry_editor,
+                            GIMP_TYPE_IMAGE_EDITOR)
+
+#define parent_class gimp_symmetry_editor_parent_class
+
+
+static void
+gimp_symmetry_editor_class_init (GimpSymmetryEditorClass *klass)
+{
+  GimpImageEditorClass *image_editor_class = GIMP_IMAGE_EDITOR_CLASS (klass);
+
+  image_editor_class->set_image = gimp_symmetry_editor_set_image;
+}
+
+static void
+gimp_symmetry_editor_init (GimpSymmetryEditor *editor)
+{
+  GtkWidget *scrolled_window;
+  GtkWidget *viewport;
+
+  editor->p = gimp_symmetry_editor_get_instance_private (editor);
+
+  gtk_widget_set_size_request (GTK_WIDGET (editor), -1, 200);
+
+  scrolled_window = gtk_scrolled_window_new (NULL, NULL);
+  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
+                                  GTK_POLICY_AUTOMATIC,
+                                  GTK_POLICY_AUTOMATIC);
+  gtk_box_pack_start (GTK_BOX (editor), scrolled_window, TRUE, TRUE, 0);
+  gtk_widget_show (scrolled_window);
+
+  viewport = gtk_viewport_new (NULL, NULL);
+  gtk_container_add (GTK_CONTAINER (scrolled_window), viewport);
+  gtk_widget_show (viewport);
+
+  editor->p->options_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+  gtk_container_set_border_width (GTK_CONTAINER (editor->p->options_vbox), 2);
+  gtk_container_add (GTK_CONTAINER (viewport), editor->p->options_vbox);
+  gtk_widget_show (editor->p->options_vbox);
+}
+
+static void
+gimp_symmetry_editor_set_image (GimpImageEditor *image_editor,
+                                GimpImage       *image)
+{
+  GimpSymmetryEditor *editor = GIMP_SYMMETRY_EDITOR (image_editor);
+
+  if (image_editor->image)
+    {
+      g_signal_handlers_disconnect_by_func (image_editor->image,
+                                            G_CALLBACK (gimp_symmetry_editor_symmetry_notify),
+                                            editor);
+    }
+
+  GIMP_IMAGE_EDITOR_CLASS (parent_class)->set_image (image_editor, image);
+
+  /* Destroy the previous menu. */
+  if (editor->p->menu)
+    {
+      gtk_widget_destroy (editor->p->menu);
+      editor->p->menu = NULL;
+    }
+
+  if (image_editor->image)
+    {
+      GtkListStore *store;
+      GtkTreeIter   iter;
+      GList        *syms;
+      GList        *sym_iter;
+      GimpSymmetry *symmetry;
+
+      store = gimp_int_store_new ();
+
+      /* The menu of available symmetries. */
+      syms = gimp_image_symmetry_list ();
+      for (sym_iter = syms; sym_iter; sym_iter = g_list_next (sym_iter))
+        {
+          GimpSymmetryClass *klass;
+          GType              type;
+
+          type = (GType) sym_iter->data;
+          klass = g_type_class_ref (type);
+
+          gtk_list_store_prepend (store, &iter);
+          gtk_list_store_set (store, &iter,
+                              GIMP_INT_STORE_LABEL,
+                              klass->label,
+                              GIMP_INT_STORE_USER_DATA,
+                              sym_iter->data,
+                              -1);
+          g_type_class_unref (klass);
+        }
+      g_list_free (syms);
+
+      gtk_list_store_prepend (store, &iter);
+      gtk_list_store_set (store, &iter,
+                          GIMP_INT_STORE_LABEL, _("None"),
+                          GIMP_INT_STORE_USER_DATA, GIMP_TYPE_SYMMETRY,
+                          -1);
+      editor->p->menu =
+        gimp_prop_pointer_combo_box_new (G_OBJECT (image_editor->image),
+                                         "symmetry",
+                                         GIMP_INT_STORE (store));
+      g_object_unref (store);
+
+      gimp_int_combo_box_set_label (GIMP_INT_COMBO_BOX (editor->p->menu),
+                                    _("Symmetry"));
+      g_object_set (editor->p->menu, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+
+      gtk_box_pack_start (GTK_BOX (editor), editor->p->menu,
+                          FALSE, FALSE, 0);
+      gtk_box_reorder_child (GTK_BOX (editor), editor->p->menu, 0);
+      gtk_widget_show (editor->p->menu);
+
+      /* Connect to symmetry change. */
+      g_signal_connect (image_editor->image, "notify::symmetry",
+                        G_CALLBACK (gimp_symmetry_editor_symmetry_notify),
+                        editor);
+
+      /* Update the symmetry options. */
+      symmetry = gimp_image_get_active_symmetry (image_editor->image);
+      gimp_symmetry_editor_set_options (editor, symmetry);
+    }
+}
+
+static void
+gimp_symmetry_editor_symmetry_notify (GimpImage          *image,
+                                      GParamSpec         *pspec,
+                                      GimpSymmetryEditor *editor)
+{
+  GimpSymmetry *symmetry = NULL;
+
+  if (image)
+    {
+      symmetry = gimp_image_get_active_symmetry (image);
+
+      if (symmetry)
+        g_signal_connect (symmetry, "gui-param-changed",
+                          G_CALLBACK (gimp_symmetry_editor_symmetry_updated),
+                          editor);
+    }
+
+  gimp_symmetry_editor_set_options (editor, symmetry);
+}
+
+static void
+gimp_symmetry_editor_symmetry_updated (GimpSymmetry       *symmetry,
+                                       GimpImage          *image,
+                                       GimpSymmetryEditor *editor)
+{
+  if (image    != gimp_image_editor_get_image (GIMP_IMAGE_EDITOR (editor)) ||
+      symmetry != gimp_image_get_active_symmetry (image))
+    {
+      g_signal_handlers_disconnect_by_func (symmetry,
+                                            gimp_symmetry_editor_symmetry_updated,
+                                            editor);
+      return;
+    }
+
+  gimp_symmetry_editor_set_options (editor, symmetry);
+}
+
+static void
+gimp_symmetry_editor_set_options (GimpSymmetryEditor *editor,
+                                  GimpSymmetry       *symmetry)
+{
+  gtk_container_foreach (GTK_CONTAINER (editor->p->options_vbox),
+                         (GtkCallback) gtk_widget_destroy, NULL);
+
+  if (symmetry && G_TYPE_FROM_INSTANCE (symmetry) != GIMP_TYPE_SYMMETRY)
+    {
+      GimpImageEditor *image_editor = GIMP_IMAGE_EDITOR (editor);
+      GimpImage       *image        = image_editor->image;
+      GtkWidget       *gui;
+
+      gui = gimp_prop_gui_new (G_OBJECT (symmetry),
+                               GIMP_TYPE_SYMMETRY,
+                               GIMP_SYMMETRY_PARAM_GUI,
+                               GEGL_RECTANGLE (0, 0,
+                                               gimp_image_get_width  (image),
+                                               gimp_image_get_height (image)),
+                               GIMP_IMAGE_EDITOR (editor)->context,
+                               NULL, NULL, NULL);
+      gtk_box_pack_start (GTK_BOX (editor->p->options_vbox), gui,
+                          FALSE, FALSE, 0);
+      gtk_widget_show (gui);
+    }
+}
+
+
+/*  public functions  */
+
+GtkWidget *
+gimp_symmetry_editor_new (GimpMenuFactory *menu_factory)
+{
+  g_return_val_if_fail (GIMP_IS_MENU_FACTORY (menu_factory), NULL);
+
+  return g_object_new (GIMP_TYPE_SYMMETRY_EDITOR,
+                       "menu-factory",    menu_factory,
+                       NULL);
+}