Adding upstream version 2.10.36.upstream/2.10.36

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

1 files changed, 204 insertions, 0 deletions

diff --git a/app/dialogs/resolution-calibrate-dialog.c b/app/dialogs/resolution-calibrate-dialog.c
new file mode 100644
index 0000000..d4562aa
--- /dev/null
+++ b/app/dialogs/resolution-calibrate-dialog.c
@@ -0,0 +1,204 @@
+/* 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 "libgimpmath/gimpmath.h"
+#include "libgimpbase/gimpbase.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "resolution-calibrate-dialog.h"
+
+#include "gimp-intl.h"
+
+
+static GtkWidget *calibrate_entry = NULL;
+static gdouble    calibrate_xres  = 1.0;
+static gdouble    calibrate_yres  = 1.0;
+static gint       ruler_width     = 1;
+static gint       ruler_height    = 1;
+
+
+/**
+ * resolution_calibrate_dialog:
+ * @resolution_entry: a #GimpSizeEntry to connect the dialog to
+ * @icon_name:        an optional icon-name for the upper left corner
+ *
+ * Displays a dialog that allows the user to interactively determine
+ * her monitor resolution. This dialog runs it's own GTK main loop and
+ * is connected to a #GimpSizeEntry handling the resolution to be set.
+ **/
+void
+resolution_calibrate_dialog (GtkWidget   *resolution_entry,
+                             const gchar *icon_name)
+{
+  GtkWidget    *dialog;
+  GtkWidget    *table;
+  GtkWidget    *vbox;
+  GtkWidget    *hbox;
+  GtkWidget    *ruler;
+  GtkWidget    *label;
+  GdkScreen    *screen;
+  GdkRectangle  rect;
+  gint          monitor;
+
+  g_return_if_fail (GIMP_IS_SIZE_ENTRY (resolution_entry));
+  g_return_if_fail (gtk_widget_get_realized (resolution_entry));
+
+  /*  this dialog can only exist once  */
+  if (calibrate_entry)
+    return;
+
+  dialog = gimp_dialog_new (_("Calibrate Monitor Resolution"),
+                            "gimp-resolution-calibration",
+                            gtk_widget_get_toplevel (resolution_entry),
+                            GTK_DIALOG_DESTROY_WITH_PARENT,
+                            NULL, NULL,
+
+                            _("_Cancel"), GTK_RESPONSE_CANCEL,
+                            _("_OK"),     GTK_RESPONSE_OK,
+
+                            NULL);
+
+  gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
+                                           GTK_RESPONSE_OK,
+                                           GTK_RESPONSE_CANCEL,
+                                           -1);
+
+  screen = gtk_widget_get_screen (dialog);
+  monitor = gdk_screen_get_monitor_at_window (screen,
+                                              gtk_widget_get_window (resolution_entry));
+  gdk_screen_get_monitor_workarea (screen, monitor, &rect);
+
+  ruler_width  = rect.width  - 300 - (rect.width  % 100);
+  ruler_height = rect.height - 300 - (rect.height % 100);
+
+  table = gtk_table_new (4, 4, FALSE);
+  gtk_container_set_border_width (GTK_CONTAINER (table), 12);
+  gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+                      table, TRUE, TRUE, 0);
+  gtk_widget_show (table);
+
+  if (icon_name)
+    {
+      GtkWidget *image = gtk_image_new_from_icon_name (icon_name,
+                                                       GTK_ICON_SIZE_DIALOG);
+
+      gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 1,
+                        GTK_SHRINK, GTK_SHRINK, 4, 4);
+      gtk_widget_show (image);
+    }
+
+  ruler = gimp_ruler_new (GTK_ORIENTATION_HORIZONTAL);
+  gtk_widget_set_size_request (ruler, ruler_width, 32);
+  gimp_ruler_set_range (GIMP_RULER (ruler), 0, ruler_width, ruler_width);
+  gtk_table_attach (GTK_TABLE (table), ruler, 1, 3, 0, 1,
+                    GTK_SHRINK, GTK_SHRINK, 0, 0);
+  gtk_widget_show (ruler);
+
+  ruler = gimp_ruler_new (GTK_ORIENTATION_VERTICAL);
+  gtk_widget_set_size_request (ruler, 32, ruler_height);
+  gimp_ruler_set_range (GIMP_RULER (ruler), 0, ruler_height, ruler_height);
+  gtk_table_attach (GTK_TABLE (table), ruler, 0, 1, 1, 3,
+                    GTK_SHRINK, GTK_SHRINK, 0, 0);
+  gtk_widget_show (ruler);
+
+  vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+  gtk_table_attach (GTK_TABLE (table), vbox, 1, 2, 1, 2,
+                    GTK_SHRINK, GTK_SHRINK, 0, 0);
+  gtk_widget_show (vbox);
+
+  label =
+    gtk_label_new (_("Measure the rulers and enter their lengths:"));
+  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_LEFT);
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+  gimp_label_set_attributes (GTK_LABEL (label),
+                             PANGO_ATTR_SCALE,  PANGO_SCALE_LARGE,
+                             PANGO_ATTR_WEIGHT, PANGO_WEIGHT_BOLD,
+                             -1);
+  gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+  gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+  gtk_widget_show (hbox);
+
+  calibrate_xres =
+    gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (resolution_entry), 0);
+  calibrate_yres =
+    gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (resolution_entry), 1);
+
+  calibrate_entry =
+    gimp_coordinates_new  (GIMP_UNIT_INCH, "%p",
+                           FALSE, FALSE, 10,
+                           GIMP_SIZE_ENTRY_UPDATE_SIZE,
+                           FALSE,
+                           FALSE,
+                           _("_Horizontal:"),
+                           ruler_width,
+                           calibrate_xres,
+                           1, GIMP_MAX_IMAGE_SIZE,
+                           0, 0,
+                           _("_Vertical:"),
+                           ruler_height,
+                           calibrate_yres,
+                           1, GIMP_MAX_IMAGE_SIZE,
+                           0, 0);
+  gtk_widget_hide (GTK_WIDGET (GIMP_COORDINATES_CHAINBUTTON (calibrate_entry)));
+  g_signal_connect (dialog, "destroy",
+                    G_CALLBACK (gtk_widget_destroyed),
+                    &calibrate_entry);
+
+  gtk_box_pack_end (GTK_BOX (hbox), calibrate_entry, FALSE, FALSE, 0);
+  gtk_widget_show (calibrate_entry);
+
+  gtk_widget_show (dialog);
+
+  switch (gimp_dialog_run (GIMP_DIALOG (dialog)))
+    {
+    case GTK_RESPONSE_OK:
+      {
+        GtkWidget *chain_button;
+        gdouble    x, y;
+
+        x = gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (calibrate_entry), 0);
+        y = gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (calibrate_entry), 1);
+
+        calibrate_xres = (gdouble) ruler_width  * calibrate_xres / x;
+        calibrate_yres = (gdouble) ruler_height * calibrate_yres / y;
+
+        chain_button = GIMP_COORDINATES_CHAINBUTTON (resolution_entry);
+
+        if (ABS (x - y) > GIMP_MIN_RESOLUTION)
+          gimp_chain_button_set_active (GIMP_CHAIN_BUTTON (chain_button),
+                                        FALSE);
+
+        gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (resolution_entry),
+                                    0, calibrate_xres);
+        gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (resolution_entry),
+                                    1, calibrate_yres);
+      }
+
+    default:
+      break;
+    }
+
+  gtk_widget_destroy (dialog);
+}