Adding upstream version 2.10.22.upstream/2.10.22upstream

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

1 files changed, 414 insertions, 0 deletions

diff --git a/app/tools/gimpgradientoptions.c b/app/tools/gimpgradientoptions.c
new file mode 100644
index 0000000..86fdd25
--- /dev/null
+++ b/app/tools/gimpgradientoptions.c
@@ -0,0 +1,414 @@
+/* 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 "libgimpconfig/gimpconfig.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "tools-types.h"
+
+#include "core/gimpdata.h"
+#include "core/gimpdatafactory.h"
+#include "core/gimp-gradients.h"
+
+#include "widgets/gimppropwidgets.h"
+#include "widgets/gimpviewablebox.h"
+#include "widgets/gimpwidgets-utils.h"
+
+#include "gimpgradientoptions.h"
+#include "gimppaintoptions-gui.h"
+
+#include "gimp-intl.h"
+
+
+enum
+{
+  PROP_0,
+  PROP_OFFSET,
+  PROP_GRADIENT_TYPE,
+  PROP_DISTANCE_METRIC,
+  PROP_SUPERSAMPLE,
+  PROP_SUPERSAMPLE_DEPTH,
+  PROP_SUPERSAMPLE_THRESHOLD,
+  PROP_DITHER,
+  PROP_INSTANT,
+  PROP_MODIFY_ACTIVE
+};
+
+
+static void   gimp_gradient_options_set_property           (GObject             *object,
+                                                            guint                property_id,
+                                                            const GValue        *value,
+                                                            GParamSpec          *pspec);
+static void   gimp_gradient_options_get_property           (GObject             *object,
+                                                            guint                property_id,
+                                                            GValue              *value,
+                                                            GParamSpec          *pspec);
+
+static void   gradient_options_repeat_gradient_type_notify (GimpGradientOptions *options,
+                                                            GParamSpec          *pspec,
+                                                            GtkWidget           *repeat_combo);
+static void   gradient_options_metric_gradient_type_notify (GimpGradientOptions *options,
+                                                            GParamSpec          *pspec,
+                                                            GtkWidget           *repeat_combo);
+
+
+G_DEFINE_TYPE (GimpGradientOptions, gimp_gradient_options,
+               GIMP_TYPE_PAINT_OPTIONS)
+
+
+static void
+gimp_gradient_options_class_init (GimpGradientOptionsClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->set_property = gimp_gradient_options_set_property;
+  object_class->get_property = gimp_gradient_options_get_property;
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_OFFSET,
+                           "offset",
+                           _("Offset"),
+                           NULL,
+                           0.0, 100.0, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS);
+  GIMP_CONFIG_PROP_ENUM (object_class, PROP_GRADIENT_TYPE,
+                         "gradient-type",
+                         _("Shape"),
+                         NULL,
+                         GIMP_TYPE_GRADIENT_TYPE,
+                         GIMP_GRADIENT_LINEAR,
+                         GIMP_PARAM_STATIC_STRINGS);
+  GIMP_CONFIG_PROP_ENUM (object_class, PROP_DISTANCE_METRIC,
+                         "distance-metric",
+                         _("Metric"),
+                         _("Metric to use for the distance calculation"),
+                         GEGL_TYPE_DISTANCE_METRIC,
+                         GEGL_DISTANCE_METRIC_EUCLIDEAN,
+                         GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_SUPERSAMPLE,
+                            "supersample",
+                            _("Adaptive Supersampling"),
+                            NULL,
+                            FALSE,
+                            GIMP_PARAM_STATIC_STRINGS);
+  GIMP_CONFIG_PROP_INT (object_class, PROP_SUPERSAMPLE_DEPTH,
+                        "supersample-depth",
+                        _("Max depth"),
+                        NULL,
+                        1, 9, 3,
+                        GIMP_PARAM_STATIC_STRINGS);
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_SUPERSAMPLE_THRESHOLD,
+                           "supersample-threshold",
+                           _("Threshold"),
+                           NULL,
+                           0.0, 4.0, 0.2,
+                           GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_DITHER,
+                            "dither",
+                            _("Dithering"),
+                            NULL,
+                            TRUE,
+                            GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_INSTANT,
+                            "instant",
+                            _("Instant mode"),
+                            _("Commit gradient instantly"),
+                            FALSE,
+                            GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_MODIFY_ACTIVE,
+                            "modify-active",
+                            _("Modify active gradient"),
+                            _("Modify the active gradient in-place"),
+                            FALSE,
+                            GIMP_PARAM_STATIC_STRINGS);
+}
+
+static void
+gimp_gradient_options_init (GimpGradientOptions *options)
+{
+}
+
+static void
+gimp_gradient_options_set_property (GObject      *object,
+                                    guint         property_id,
+                                    const GValue *value,
+                                    GParamSpec   *pspec)
+{
+  GimpGradientOptions *options = GIMP_GRADIENT_OPTIONS (object);
+
+  switch (property_id)
+    {
+    case PROP_OFFSET:
+      options->offset = g_value_get_double (value);
+      break;
+    case PROP_GRADIENT_TYPE:
+      options->gradient_type = g_value_get_enum (value);
+      break;
+    case PROP_DISTANCE_METRIC:
+      options->distance_metric = g_value_get_enum (value);
+      break;
+
+    case PROP_SUPERSAMPLE:
+      options->supersample = g_value_get_boolean (value);
+      break;
+    case PROP_SUPERSAMPLE_DEPTH:
+      options->supersample_depth = g_value_get_int (value);
+      break;
+    case PROP_SUPERSAMPLE_THRESHOLD:
+      options->supersample_threshold = g_value_get_double (value);
+      break;
+
+    case PROP_DITHER:
+      options->dither = g_value_get_boolean (value);
+      break;
+
+    case PROP_INSTANT:
+      options->instant = g_value_get_boolean (value);
+      break;
+    case PROP_MODIFY_ACTIVE:
+      options->modify_active = g_value_get_boolean (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_gradient_options_get_property (GObject    *object,
+                                    guint       property_id,
+                                    GValue     *value,
+                                    GParamSpec *pspec)
+{
+  GimpGradientOptions *options = GIMP_GRADIENT_OPTIONS (object);
+
+  switch (property_id)
+    {
+    case PROP_OFFSET:
+      g_value_set_double (value, options->offset);
+      break;
+    case PROP_GRADIENT_TYPE:
+      g_value_set_enum (value, options->gradient_type);
+      break;
+    case PROP_DISTANCE_METRIC:
+      g_value_set_enum (value, options->distance_metric);
+      break;
+
+    case PROP_SUPERSAMPLE:
+      g_value_set_boolean (value, options->supersample);
+      break;
+    case PROP_SUPERSAMPLE_DEPTH:
+      g_value_set_int (value, options->supersample_depth);
+      break;
+    case PROP_SUPERSAMPLE_THRESHOLD:
+      g_value_set_double (value, options->supersample_threshold);
+      break;
+
+    case PROP_DITHER:
+      g_value_set_boolean (value, options->dither);
+      break;
+
+    case PROP_INSTANT:
+      g_value_set_boolean (value, options->instant);
+      break;
+    case PROP_MODIFY_ACTIVE:
+      g_value_set_boolean (value, options->modify_active);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+GtkWidget *
+gimp_gradient_options_gui (GimpToolOptions *tool_options)
+{
+  GObject             *config  = G_OBJECT (tool_options);
+  GimpContext         *context = GIMP_CONTEXT (tool_options);
+  GimpGradientOptions *options = GIMP_GRADIENT_OPTIONS (tool_options);
+  GtkWidget           *vbox    = gimp_paint_options_gui (tool_options);
+  GtkWidget           *vbox2;
+  GtkWidget           *frame;
+  GtkWidget           *scale;
+  GtkWidget           *combo;
+  GtkWidget           *button;
+  GtkWidget           *label;
+  gchar               *str;
+  GdkModifierType      extend_mask;
+  GimpGradient        *gradient;
+
+  extend_mask = gimp_get_extend_selection_mask ();
+
+  /*  the gradient  */
+  button = gimp_prop_gradient_box_new (NULL, GIMP_CONTEXT (tool_options),
+                                       _("Gradient"), 2,
+                                       "gradient-view-type",
+                                       "gradient-view-size",
+                                       "gradient-reverse",
+                                       "gradient-blend-color-space",
+                                       "gimp-gradient-editor",
+                                       _("Edit this gradient"));
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_widget_show (button);
+
+  /*  the blend color space  */
+  combo = gimp_prop_enum_combo_box_new (config, "gradient-blend-color-space",
+                                        0, 0);
+  gimp_int_combo_box_set_label (GIMP_INT_COMBO_BOX (combo),
+                                _("Blend Color Space"));
+  g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), combo, TRUE, TRUE, 0);
+  gtk_widget_show (combo);
+
+  /*  the gradient type menu  */
+  combo = gimp_prop_enum_combo_box_new (config, "gradient-type", 0, 0);
+  gimp_int_combo_box_set_label (GIMP_INT_COMBO_BOX (combo), _("Shape"));
+  g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+  gimp_enum_combo_box_set_icon_prefix (GIMP_ENUM_COMBO_BOX (combo),
+                                       "gimp-gradient");
+  gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
+  gtk_widget_show (combo);
+
+  /*  the distance metric menu  */
+  combo = gimp_prop_enum_combo_box_new (config, "distance-metric", 0, 0);
+  gimp_int_combo_box_set_label (GIMP_INT_COMBO_BOX (combo), _("Metric"));
+  g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
+  gtk_widget_show (combo);
+
+  g_signal_connect (config, "notify::gradient-type",
+                    G_CALLBACK (gradient_options_metric_gradient_type_notify),
+                    combo);
+  gradient_options_metric_gradient_type_notify (options, NULL, combo);
+
+  /*  the repeat option  */
+  combo = gimp_prop_enum_combo_box_new (config, "gradient-repeat", 0, 0);
+  gimp_int_combo_box_set_label (GIMP_INT_COMBO_BOX (combo), _("Repeat"));
+  g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
+  gtk_widget_show (combo);
+
+  g_signal_connect (config, "notify::gradient-type",
+                    G_CALLBACK (gradient_options_repeat_gradient_type_notify),
+                    combo);
+  gradient_options_repeat_gradient_type_notify (options, NULL, combo);
+
+  /*  the offset scale  */
+  scale = gimp_prop_spin_scale_new (config, "offset", NULL,
+                                    1.0, 10.0, 1);
+  gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  /*  the dither toggle  */
+  button = gimp_prop_check_button_new (config, "dither", NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_widget_show (button);
+
+  /*  supersampling options  */
+  vbox2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+  frame = gimp_prop_expanding_frame_new (config, "supersample", NULL,
+                                         vbox2, NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
+  gtk_widget_show (frame);
+
+  /*  max depth scale  */
+  scale = gimp_prop_spin_scale_new (config, "supersample-depth", NULL,
+                                    1.0, 1.0, 0);
+  gtk_box_pack_start (GTK_BOX (vbox2), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  /*  threshold scale  */
+  scale = gimp_prop_spin_scale_new (config, "supersample-threshold", NULL,
+                                    0.01, 0.1, 2);
+  gtk_box_pack_start (GTK_BOX (vbox2), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  /* the instant toggle */
+  str = g_strdup_printf (_("Instant mode  (%s)"),
+                          gimp_get_mod_string (extend_mask));
+
+  button = gimp_prop_check_button_new (config, "instant", str);
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_widget_show (button);
+
+  g_free (str);
+
+  options->instant_toggle = button;
+
+  /*  the modify active toggle  */
+  vbox2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+  frame = gimp_prop_expanding_frame_new (config, "modify-active", NULL,
+                                         vbox2, NULL);
+  gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
+  gtk_widget_show (frame);
+
+  options->modify_active_frame = frame;
+
+  label = gtk_label_new (_("The active gradient is non-writable "
+                           "and cannot be edited directly. "
+                           "Uncheck this option "
+                           "to edit a copy of it."));
+  gtk_box_pack_start (GTK_BOX (vbox2), label, TRUE, TRUE, 0);
+  gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
+  gtk_label_set_width_chars (GTK_LABEL (label), 24);
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+  gimp_label_set_attributes (GTK_LABEL (label),
+                             PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
+                             -1);
+
+  options->modify_active_hint = label;
+
+  gradient = gimp_context_get_gradient (GIMP_CONTEXT (options));
+
+  gtk_widget_set_sensitive (options->modify_active_frame,
+                            gradient !=
+                            gimp_gradients_get_custom (context->gimp));
+  gtk_widget_set_visible (options->modify_active_hint,
+                          gradient &&
+                          ! gimp_data_is_writable (GIMP_DATA (gradient)));
+
+  return vbox;
+}
+
+static void
+gradient_options_repeat_gradient_type_notify (GimpGradientOptions *options,
+                                              GParamSpec       *pspec,
+                                              GtkWidget        *repeat_combo)
+{
+  gtk_widget_set_sensitive (repeat_combo,
+                            options->gradient_type < GIMP_GRADIENT_SHAPEBURST_ANGULAR);
+}
+
+static void
+gradient_options_metric_gradient_type_notify (GimpGradientOptions *options,
+                                              GParamSpec       *pspec,
+                                              GtkWidget        *repeat_combo)
+{
+  gtk_widget_set_sensitive (repeat_combo,
+                            options->gradient_type >= GIMP_GRADIENT_SHAPEBURST_ANGULAR &&
+                            options->gradient_type <= GIMP_GRADIENT_SHAPEBURST_DIMPLED);
+}