Adding upstream version 2.10.22.upstream/2.10.22upstream

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

1 files changed, 229 insertions, 0 deletions

diff --git a/app/dialogs/layer-add-mask-dialog.c b/app/dialogs/layer-add-mask-dialog.c
new file mode 100644
index 0000000..475d8ab
--- /dev/null
+++ b/app/dialogs/layer-add-mask-dialog.c
@@ -0,0 +1,229 @@
+/* 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 <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "dialogs-types.h"
+
+#include "core/gimp.h"
+#include "core/gimpchannel.h"
+#include "core/gimpcontainer.h"
+#include "core/gimpcontext.h"
+#include "core/gimpimage.h"
+#include "core/gimplayer.h"
+
+#include "widgets/gimpcontainercombobox.h"
+#include "widgets/gimpcontainerview.h"
+#include "widgets/gimphelp-ids.h"
+#include "widgets/gimpviewabledialog.h"
+#include "widgets/gimpwidgets-utils.h"
+
+#include "layer-add-mask-dialog.h"
+
+#include "gimp-intl.h"
+
+
+typedef struct _LayerAddMaskDialog LayerAddMaskDialog;
+
+struct _LayerAddMaskDialog
+{
+  GimpLayer           *layer;
+  GimpAddMaskType      add_mask_type;
+  GimpChannel         *channel;
+  gboolean             invert;
+  GimpAddMaskCallback  callback;
+  gpointer             user_data;
+};
+
+
+/*  local function prototypes  */
+
+static void       layer_add_mask_dialog_free             (LayerAddMaskDialog *private);
+static void       layer_add_mask_dialog_response         (GtkWidget          *dialog,
+                                                          gint                response_id,
+                                                          LayerAddMaskDialog *private);
+static gboolean   layer_add_mask_dialog_channel_selected (GimpContainerView  *view,
+                                                          GimpViewable       *viewable,
+                                                          gpointer            insert_data,
+                                                          LayerAddMaskDialog *dialog);
+
+
+/*  public functions  */
+
+GtkWidget *
+layer_add_mask_dialog_new (GimpLayer           *layer,
+                           GimpContext         *context,
+                           GtkWidget           *parent,
+                           GimpAddMaskType      add_mask_type,
+                           gboolean             invert,
+                           GimpAddMaskCallback  callback,
+                           gpointer             user_data)
+{
+  LayerAddMaskDialog *private;
+  GtkWidget          *dialog;
+  GtkWidget          *vbox;
+  GtkWidget          *frame;
+  GtkWidget          *combo;
+  GtkWidget          *button;
+  GimpImage          *image;
+  GimpChannel        *channel;
+
+  g_return_val_if_fail (GIMP_IS_LAYER (layer), NULL);
+  g_return_val_if_fail (GTK_IS_WIDGET (parent), NULL);
+  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+
+  private = g_slice_new0 (LayerAddMaskDialog);
+
+  private->layer         = layer;
+  private->add_mask_type = add_mask_type;
+  private->invert        = invert;
+  private->callback      = callback;
+  private->user_data     = user_data;
+
+  dialog = gimp_viewable_dialog_new (GIMP_VIEWABLE (layer), context,
+                                     _("Add Layer Mask"), "gimp-layer-add-mask",
+                                     GIMP_ICON_LAYER_MASK,
+                                     _("Add a Mask to the Layer"),
+                                     parent,
+                                     gimp_standard_help_func,
+                                     GIMP_HELP_LAYER_MASK_ADD,
+
+                                     _("_Cancel"), GTK_RESPONSE_CANCEL,
+                                     _("_Add"),    GTK_RESPONSE_OK,
+
+                                     NULL);
+
+  gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
+                                           GTK_RESPONSE_OK,
+                                           GTK_RESPONSE_CANCEL,
+                                           -1);
+
+  gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+
+  g_object_weak_ref (G_OBJECT (dialog),
+                     (GWeakNotify) layer_add_mask_dialog_free, private);
+
+  g_signal_connect (dialog, "response",
+                    G_CALLBACK (layer_add_mask_dialog_response),
+                    private);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+  gtk_container_set_border_width (GTK_CONTAINER (vbox), 12);
+  gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+                      vbox, TRUE, TRUE, 0);
+  gtk_widget_show (vbox);
+
+  frame =
+    gimp_enum_radio_frame_new (GIMP_TYPE_ADD_MASK_TYPE,
+                               gtk_label_new (_("Initialize Layer Mask to:")),
+                               G_CALLBACK (gimp_radio_button_update),
+                               &private->add_mask_type,
+                               &button);
+  gimp_int_radio_group_set_active (GTK_RADIO_BUTTON (button),
+                                   private->add_mask_type);
+
+  gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
+  gtk_widget_show (frame);
+
+  image = gimp_item_get_image (GIMP_ITEM (layer));
+
+  combo = gimp_container_combo_box_new (gimp_image_get_channels (image),
+                                        context,
+                                        GIMP_VIEW_SIZE_SMALL, 1);
+  gimp_enum_radio_frame_add (GTK_FRAME (frame), combo,
+                             GIMP_ADD_MASK_CHANNEL, TRUE);
+  gtk_widget_show (combo);
+
+  g_signal_connect (combo, "select-item",
+                    G_CALLBACK (layer_add_mask_dialog_channel_selected),
+                    private);
+
+  channel = gimp_image_get_active_channel (image);
+
+  if (! channel)
+    channel = GIMP_CHANNEL (gimp_container_get_first_child (gimp_image_get_channels (image)));
+
+  gimp_container_view_select_item (GIMP_CONTAINER_VIEW (combo),
+                                   GIMP_VIEWABLE (channel));
+
+  button = gtk_check_button_new_with_mnemonic (_("In_vert mask"));
+  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), private->invert);
+  gtk_box_pack_end (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_widget_show (button);
+
+  g_signal_connect (button, "toggled",
+                    G_CALLBACK (gimp_toggle_button_update),
+                    &private->invert);
+
+  return dialog;
+}
+
+
+/*  private functions  */
+
+static void
+layer_add_mask_dialog_free (LayerAddMaskDialog *private)
+{
+  g_slice_free (LayerAddMaskDialog, private);
+}
+
+static void
+layer_add_mask_dialog_response (GtkWidget          *dialog,
+                                gint                response_id,
+                                LayerAddMaskDialog *private)
+{
+  if (response_id == GTK_RESPONSE_OK)
+    {
+      GimpImage *image = gimp_item_get_image (GIMP_ITEM (private->layer));
+
+      if (private->add_mask_type == GIMP_ADD_MASK_CHANNEL &&
+          ! private->channel)
+        {
+          gimp_message_literal (image->gimp,
+                                G_OBJECT (dialog), GIMP_MESSAGE_WARNING,
+                                _("Please select a channel first"));
+          return;
+        }
+
+      private->callback (dialog,
+                         private->layer,
+                         private->add_mask_type,
+                         private->channel,
+                         private->invert,
+                         private->user_data);
+    }
+  else
+    {
+      gtk_widget_destroy (dialog);
+    }
+}
+
+static gboolean
+layer_add_mask_dialog_channel_selected (GimpContainerView  *view,
+                                        GimpViewable       *viewable,
+                                        gpointer            insert_data,
+                                        LayerAddMaskDialog *private)
+{
+  private->channel = GIMP_CHANNEL (viewable);
+
+  return TRUE;
+}