Adding upstream version 2.10.22.upstream/2.10.22upstream

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

1 files changed, 558 insertions, 0 deletions

diff --git a/app/dialogs/resize-dialog.c b/app/dialogs/resize-dialog.c
new file mode 100644
index 0000000..722f8a8
--- /dev/null
+++ b/app/dialogs/resize-dialog.c
@@ -0,0 +1,558 @@
+/* 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 "libgimpbase/gimpbase.h"
+#include "libgimpmath/gimpmath.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "dialogs-types.h"
+
+#include "core/gimpcontext.h"
+#include "core/gimpimage.h"
+#include "core/gimplayer.h"
+
+#include "widgets/gimphelp-ids.h"
+#include "widgets/gimpsizebox.h"
+#include "widgets/gimpviewabledialog.h"
+
+#include "resize-dialog.h"
+
+#include "gimp-intl.h"
+
+
+#define RESPONSE_RESET 1
+#define SB_WIDTH       8
+
+
+typedef struct _ResizeDialog ResizeDialog;
+
+struct _ResizeDialog
+{
+  GimpViewable       *viewable;
+  GimpContext        *context;
+  GimpFillType        fill_type;
+  GimpItemSet         layer_set;
+  gboolean            resize_text_layers;
+  GimpResizeCallback  callback;
+  gpointer            user_data;
+
+  gint                old_width;
+  gint                old_height;
+  GimpUnit            old_unit;
+  GimpFillType        old_fill_type;
+  GimpItemSet         old_layer_set;
+  gboolean            old_resize_text_layers;
+
+  GtkWidget          *box;
+  GtkWidget          *offset;
+  GtkWidget          *area;
+  GtkWidget          *layer_set_combo;
+  GtkWidget          *fill_type_combo;
+  GtkWidget          *text_layers_button;
+};
+
+
+/*  local function prototypes  */
+
+static void   resize_dialog_free     (ResizeDialog *private);
+static void   resize_dialog_response (GtkWidget    *dialog,
+                                      gint          response_id,
+                                      ResizeDialog *private);
+static void   resize_dialog_reset    (ResizeDialog *private);
+
+static void   size_notify            (GimpSizeBox  *box,
+                                      GParamSpec   *pspec,
+                                      ResizeDialog *private);
+static void   offset_update          (GtkWidget    *widget,
+                                      ResizeDialog *private);
+static void   offsets_changed        (GtkWidget    *area,
+                                      gint          off_x,
+                                      gint          off_y,
+                                      ResizeDialog *private);
+static void   offset_center_clicked  (GtkWidget    *widget,
+                                      ResizeDialog *private);
+
+
+/*  public function  */
+
+GtkWidget *
+resize_dialog_new (GimpViewable       *viewable,
+                   GimpContext        *context,
+                   const gchar        *title,
+                   const gchar        *role,
+                   GtkWidget          *parent,
+                   GimpHelpFunc        help_func,
+                   const gchar        *help_id,
+                   GimpUnit            unit,
+                   GimpFillType        fill_type,
+                   GimpItemSet         layer_set,
+                   gboolean            resize_text_layers,
+                   GimpResizeCallback  callback,
+                   gpointer            user_data)
+{
+  ResizeDialog  *private;
+  GtkWidget     *dialog;
+  GtkWidget     *main_vbox;
+  GtkWidget     *vbox;
+  GtkWidget     *abox;
+  GtkWidget     *frame;
+  GtkWidget     *button;
+  GtkWidget     *spinbutton;
+  GtkWidget     *entry;
+  GtkWidget     *hbox;
+  GtkWidget     *combo;
+  GtkAdjustment *adjustment;
+  GdkPixbuf     *pixbuf;
+  GtkSizeGroup  *size_group   = NULL;
+  GimpImage     *image        = NULL;
+  const gchar   *size_title   = NULL;
+  const gchar   *layers_title = NULL;
+  gint           width, height;
+  gdouble        xres, yres;
+
+  g_return_val_if_fail (GIMP_IS_VIEWABLE (viewable), NULL);
+  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+  g_return_val_if_fail (callback != NULL, NULL);
+
+  if (GIMP_IS_IMAGE (viewable))
+    {
+      image = GIMP_IMAGE (viewable);
+
+      width  = gimp_image_get_width (image);
+      height = gimp_image_get_height (image);
+
+      size_title   = _("Canvas Size");
+      layers_title = _("Layers");
+    }
+  else if (GIMP_IS_ITEM (viewable))
+    {
+      GimpItem *item = GIMP_ITEM (viewable);
+
+      image = gimp_item_get_image (item);
+
+      width  = gimp_item_get_width  (item);
+      height = gimp_item_get_height (item);
+
+      size_title   = _("Layer Size");
+      layers_title = _("Fill With");
+    }
+  else
+    {
+      g_return_val_if_reached (NULL);
+    }
+
+  private = g_slice_new0 (ResizeDialog);
+
+  private->viewable           = viewable;
+  private->context            = context;
+  private->fill_type          = fill_type;
+  private->layer_set          = layer_set;
+  private->resize_text_layers = resize_text_layers;
+  private->callback           = callback;
+  private->user_data          = user_data;
+
+  private->old_width              = width;
+  private->old_height             = height;
+  private->old_unit               = unit;
+  private->old_fill_type          = private->fill_type;
+  private->old_layer_set          = private->layer_set;
+  private->old_resize_text_layers = private->resize_text_layers;
+
+  dialog = gimp_viewable_dialog_new (viewable, context,
+                                     title, role, GIMP_ICON_OBJECT_RESIZE, title,
+                                     parent,
+                                     help_func, help_id,
+
+                                     _("Re_set"),   RESPONSE_RESET,
+                                     _("_Cancel"),  GTK_RESPONSE_CANCEL,
+                                     _("_Resize"),  GTK_RESPONSE_OK,
+
+                                     NULL);
+
+  gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
+                                           RESPONSE_RESET,
+                                           GTK_RESPONSE_OK,
+                                           GTK_RESPONSE_CANCEL,
+                                           -1);
+
+  gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+
+  g_object_weak_ref (G_OBJECT (dialog),
+                     (GWeakNotify) resize_dialog_free, private);
+
+  g_signal_connect (dialog, "response",
+                    G_CALLBACK (resize_dialog_response),
+                    private);
+
+  main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+  gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
+  gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+                      main_vbox, TRUE, TRUE, 0);
+  gtk_widget_show (main_vbox);
+
+  frame = gimp_frame_new (size_title);
+  gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+  gtk_widget_show (frame);
+
+  gimp_image_get_resolution (image, &xres, &yres);
+
+  private->box = g_object_new (GIMP_TYPE_SIZE_BOX,
+                               "width",           width,
+                               "height",          height,
+                               "unit",            unit,
+                               "xresolution",     xres,
+                               "yresolution",     yres,
+                               "keep-aspect",     FALSE,
+                               "edit-resolution", FALSE,
+                               NULL);
+  gtk_container_add (GTK_CONTAINER (frame), private->box);
+  gtk_widget_show (private->box);
+
+  frame = gimp_frame_new (_("Offset"));
+  gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+  gtk_widget_show (frame);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
+  gtk_container_add (GTK_CONTAINER (frame), vbox);
+  gtk_widget_show (vbox);
+
+  /*  the offset sizeentry  */
+  adjustment = (GtkAdjustment *) gtk_adjustment_new (1, 1, 1, 1, 10, 0);
+  spinbutton = gimp_spin_button_new (adjustment, 1.0, 2);
+  gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spinbutton), TRUE);
+  gtk_entry_set_width_chars (GTK_ENTRY (spinbutton), SB_WIDTH);
+
+  private->offset = entry = gimp_size_entry_new (1, unit, "%p",
+                                                 TRUE, FALSE, FALSE, SB_WIDTH,
+                                                 GIMP_SIZE_ENTRY_UPDATE_SIZE);
+  gtk_table_set_col_spacing (GTK_TABLE (entry), 0, 6);
+  gtk_table_set_col_spacing (GTK_TABLE (entry), 1, 6);
+  gtk_table_set_col_spacing (GTK_TABLE (entry), 3, 12);
+  gtk_table_set_row_spacing (GTK_TABLE (entry), 0, 2);
+
+  gimp_size_entry_add_field (GIMP_SIZE_ENTRY (entry),
+                             GTK_SPIN_BUTTON (spinbutton), NULL);
+  gtk_table_attach_defaults (GTK_TABLE (entry), spinbutton,
+                             1, 2, 0, 1);
+  gtk_widget_show (spinbutton);
+
+  gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (entry),
+                                _("_X:"), 0, 0, 0.0);
+  gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (entry),_("_Y:"), 1, 0, 0.0);
+  gtk_box_pack_start (GTK_BOX (vbox), entry, FALSE, FALSE, 0);
+  gtk_widget_show (entry);
+
+  gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (entry), 0, xres, FALSE);
+  gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (entry), 1, yres, FALSE);
+
+  gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (entry), 0, 0, 0);
+  gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (entry), 1, 0, 0);
+
+  gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (entry), 0, 0);
+  gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (entry), 1, 0);
+
+  g_signal_connect (entry, "value-changed",
+                    G_CALLBACK (offset_update),
+                    private);
+
+  button = gtk_button_new_with_mnemonic (_("C_enter"));
+  gtk_table_attach_defaults (GTK_TABLE (entry), button, 4, 5, 1, 2);
+  gtk_widget_show (button);
+
+  g_signal_connect (button, "clicked",
+                    G_CALLBACK (offset_center_clicked),
+                    private);
+
+  abox = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
+  gtk_box_pack_start (GTK_BOX (vbox), abox, FALSE, FALSE, 0);
+  gtk_widget_show (abox);
+
+  frame = gtk_frame_new (NULL);
+  gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
+  gtk_container_add (GTK_CONTAINER (abox), frame);
+  gtk_widget_show (frame);
+
+  private->area = gimp_offset_area_new (width, height);
+  gtk_container_add (GTK_CONTAINER (frame), private->area);
+  gtk_widget_show (private->area);
+
+  gimp_viewable_get_preview_size (viewable, 200, TRUE, TRUE, &width, &height);
+  pixbuf = gimp_viewable_get_pixbuf (viewable, context,
+                                     width, height);
+
+  if (pixbuf)
+    gimp_offset_area_set_pixbuf (GIMP_OFFSET_AREA (private->area), pixbuf);
+
+  g_signal_connect (private->area, "offsets-changed",
+                    G_CALLBACK (offsets_changed),
+                    private);
+
+  g_signal_connect (private->box, "notify",
+                    G_CALLBACK (size_notify),
+                    private);
+
+  frame = gimp_frame_new (layers_title);
+  gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+  gtk_widget_show (frame);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
+  gtk_container_add (GTK_CONTAINER (frame), vbox);
+  gtk_widget_show (vbox);
+
+  if (GIMP_IS_IMAGE (viewable))
+    {
+      GtkWidget *label;
+
+      size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
+
+      hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+      gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+      gtk_widget_show (hbox);
+
+      label = gtk_label_new_with_mnemonic (_("Resize _layers:"));
+      gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+      gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+      gtk_widget_show (label);
+
+      gtk_size_group_add_widget (size_group, label);
+
+      private->layer_set_combo = combo =
+        gimp_enum_combo_box_new (GIMP_TYPE_ITEM_SET);
+      gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
+      gtk_widget_show (combo);
+
+      gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
+
+      gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
+                                  private->layer_set,
+                                  G_CALLBACK (gimp_int_combo_box_get_active),
+                                  &private->layer_set);
+    }
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+  gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+  gtk_widget_show (hbox);
+
+  private->fill_type_combo = combo =
+    gimp_enum_combo_box_new (GIMP_TYPE_FILL_TYPE);
+  gtk_box_pack_end (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
+  gtk_widget_show (combo);
+
+  gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
+                              private->fill_type,
+                              G_CALLBACK (gimp_int_combo_box_get_active),
+                              &private->fill_type);
+
+  if (GIMP_IS_IMAGE (viewable))
+    {
+      GtkWidget *label;
+
+      label = gtk_label_new_with_mnemonic (_("_Fill with:"));
+      gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+      gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+      gtk_widget_show (label);
+
+      gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
+
+      gtk_size_group_add_widget (size_group, label);
+
+      private->text_layers_button = button =
+        gtk_check_button_new_with_mnemonic (_("Resize _text layers"));
+      gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
+                                    private->resize_text_layers);
+      gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+      gtk_widget_show (button);
+
+      g_signal_connect (button, "toggled",
+                        G_CALLBACK (gimp_toggle_button_update),
+                        &private->resize_text_layers);
+
+      gimp_help_set_help_data (button,
+                               _("Resizing text layers will make them uneditable"),
+                               NULL);
+
+      g_object_unref (size_group);
+    }
+
+  return dialog;
+}
+
+
+/*  private functions  */
+
+static void
+resize_dialog_free (ResizeDialog *private)
+{
+  g_slice_free (ResizeDialog, private);
+}
+
+static void
+resize_dialog_response (GtkWidget    *dialog,
+                        gint          response_id,
+                        ResizeDialog *private)
+{
+  GimpSizeEntry *entry = GIMP_SIZE_ENTRY (private->offset);
+  GimpUnit       unit;
+  gint           width;
+  gint           height;
+
+  switch (response_id)
+    {
+    case RESPONSE_RESET:
+      resize_dialog_reset (private);
+      break;
+
+    case GTK_RESPONSE_OK:
+      g_object_get (private->box,
+                    "width",  &width,
+                    "height", &height,
+                    "unit",   &unit,
+                    NULL);
+
+      private->callback (dialog,
+                         private->viewable,
+                         private->context,
+                         width,
+                         height,
+                         unit,
+                         gimp_size_entry_get_refval (entry, 0),
+                         gimp_size_entry_get_refval (entry, 1),
+                         private->fill_type,
+                         private->layer_set,
+                         private->resize_text_layers,
+                         private->user_data);
+      break;
+
+    default:
+      gtk_widget_destroy (dialog);
+      break;
+    }
+}
+
+static void
+resize_dialog_reset (ResizeDialog *private)
+{
+  g_object_set (private->box,
+                "keep-aspect", FALSE,
+                NULL);
+
+  g_object_set (private->box,
+                "width",       private->old_width,
+                "height",      private->old_height,
+                "unit",        private->old_unit,
+                NULL);
+
+  if (private->layer_set_combo)
+    gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (private->layer_set_combo),
+                                   private->old_layer_set);
+
+  gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (private->fill_type_combo),
+                                 private->old_fill_type);
+
+  if (private->text_layers_button)
+    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (private->text_layers_button),
+                                  private->old_resize_text_layers);
+}
+
+static void
+size_notify (GimpSizeBox  *box,
+             GParamSpec   *pspec,
+             ResizeDialog *private)
+{
+  gint  diff_x = box->width  - private->old_width;
+  gint  diff_y = box->height - private->old_height;
+
+  gimp_offset_area_set_size (GIMP_OFFSET_AREA (private->area),
+                             box->width, box->height);
+
+  gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (private->offset), 0,
+                                         MIN (0, diff_x), MAX (0, diff_x));
+  gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (private->offset), 1,
+                                         MIN (0, diff_y), MAX (0, diff_y));
+}
+
+static gint
+resize_bound_off_x (ResizeDialog *private,
+                    gint          offset_x)
+{
+  GimpSizeBox *box = GIMP_SIZE_BOX (private->box);
+
+  if (private->old_width <= box->width)
+    return CLAMP (offset_x, 0, (box->width - private->old_width));
+  else
+    return CLAMP (offset_x, (box->width - private->old_width), 0);
+}
+
+static gint
+resize_bound_off_y (ResizeDialog *private,
+                    gint          off_y)
+{
+  GimpSizeBox *box = GIMP_SIZE_BOX (private->box);
+
+  if (private->old_height <= box->height)
+    return CLAMP (off_y, 0, (box->height - private->old_height));
+  else
+    return CLAMP (off_y, (box->height - private->old_height), 0);
+}
+
+static void
+offset_update (GtkWidget    *widget,
+               ResizeDialog *private)
+{
+  GimpSizeEntry *entry = GIMP_SIZE_ENTRY (private->offset);
+  gint           off_x;
+  gint           off_y;
+
+  off_x = resize_bound_off_x (private,
+                              RINT (gimp_size_entry_get_refval (entry, 0)));
+  off_y = resize_bound_off_y (private,
+                              RINT (gimp_size_entry_get_refval (entry, 1)));
+
+  gimp_offset_area_set_offsets (GIMP_OFFSET_AREA (private->area), off_x, off_y);
+}
+
+static void
+offsets_changed (GtkWidget    *area,
+                 gint          off_x,
+                 gint          off_y,
+                 ResizeDialog *private)
+{
+  gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (private->offset), 0, off_x);
+  gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (private->offset), 1, off_y);
+}
+
+static void
+offset_center_clicked (GtkWidget    *widget,
+                       ResizeDialog *private)
+{
+  GimpSizeBox *box = GIMP_SIZE_BOX (private->box);
+  gint         off_x;
+  gint         off_y;
+
+  off_x = resize_bound_off_x (private, (box->width  - private->old_width)  / 2);
+  off_y = resize_bound_off_y (private, (box->height - private->old_height) / 2);
+
+  gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (private->offset), 0, off_x);
+  gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (private->offset), 1, off_y);
+
+  g_signal_emit_by_name (private->offset, "value-changed", 0);
+}