Adding upstream version 2.10.22.upstream/2.10.22upstream

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

1 files changed, 496 insertions, 0 deletions

diff --git a/app/widgets/gimpdynamicsoutputeditor.c b/app/widgets/gimpdynamicsoutputeditor.c
new file mode 100644
index 0000000..7dacf23
--- /dev/null
+++ b/app/widgets/gimpdynamicsoutputeditor.c
@@ -0,0 +1,496 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-1999 Spencer Kimball and Peter Mattis
+ *
+ * gimpdynamicsoutputeditor.c
+ * Copyright (C) 2010 Alexia Death
+ *
+ * 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 "libgimpcolor/gimpcolor.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimpcurve.h"
+#include "core/gimpdynamicsoutput.h"
+
+#include "gimpcurveview.h"
+#include "gimpdynamicsoutputeditor.h"
+
+#include "gimp-intl.h"
+
+
+#define CURVE_SIZE   185
+#define CURVE_BORDER   4
+
+
+enum
+{
+  PROP_0,
+  PROP_OUTPUT
+};
+
+enum
+{
+  INPUT_COLUMN_INDEX,
+  INPUT_COLUMN_USE_INPUT,
+  INPUT_COLUMN_NAME,
+  INPUT_COLUMN_COLOR,
+  INPUT_N_COLUMNS
+};
+
+
+struct
+{
+  const gchar   *use_property;
+  const gchar   *curve_property;
+  const gchar   *label;
+  const GimpRGB  color;
+}
+inputs[] =
+{
+  { "use-pressure",  "pressure-curve",  N_("Pressure"),         { 1.0, 0.0, 0.0, 1.0 } },
+  { "use-velocity",  "velocity-curve",  N_("Velocity"),         { 0.0, 1.0, 0.0, 1.0 } },
+  { "use-direction", "direction-curve", N_("Direction"),        { 0.0, 0.0, 1.0, 1.0 } },
+  { "use-tilt",      "tilt-curve",      N_("Tilt"),             { 1.0, 0.5, 0.0, 1.0 } },
+  { "use-wheel",     "wheel-curve",     N_("Wheel / Rotation"), { 1.0, 0.0, 1.0, 1.0 } },
+  { "use-random",    "random-curve",    N_("Random"),           { 0.0, 1.0, 1.0, 1.0 } },
+  { "use-fade",      "fade-curve",      N_("Fade"),             { 0.5, 0.5, 0.5, 0.0 } }
+};
+
+#define INPUT_COLOR(i) (inputs[(i)].color.a ? &inputs[(i)].color : NULL)
+
+
+typedef struct _GimpDynamicsOutputEditorPrivate GimpDynamicsOutputEditorPrivate;
+
+struct _GimpDynamicsOutputEditorPrivate
+{
+  GimpDynamicsOutput *output;
+
+  GtkListStore       *input_list;
+  GtkTreeIter         input_iters[G_N_ELEMENTS (inputs)];
+
+  GtkWidget          *curve_view;
+  GtkWidget          *input_view;
+
+  GimpCurve          *active_curve;
+};
+
+#define GET_PRIVATE(editor) \
+        ((GimpDynamicsOutputEditorPrivate *) gimp_dynamics_output_editor_get_instance_private ((GimpDynamicsOutputEditor *) (editor)))
+
+
+static void   gimp_dynamics_output_editor_constructed    (GObject                  *object);
+static void   gimp_dynamics_output_editor_finalize       (GObject                  *object);
+static void   gimp_dynamics_output_editor_set_property   (GObject                  *object,
+                                                          guint                     property_id,
+                                                          const GValue             *value,
+                                                          GParamSpec               *pspec);
+static void   gimp_dynamics_output_editor_get_property   (GObject                  *object,
+                                                          guint                     property_id,
+                                                          GValue                   *value,
+                                                          GParamSpec               *pspec);
+
+static void   gimp_dynamics_output_editor_curve_reset    (GtkWidget                *button,
+                                                          GimpDynamicsOutputEditor *editor);
+
+static void   gimp_dynamics_output_editor_input_selected (GtkTreeSelection         *selection,
+                                                          GimpDynamicsOutputEditor *editor);
+
+static void   gimp_dynamics_output_editor_input_toggled  (GtkCellRenderer          *cell,
+                                                          gchar                    *path,
+                                                          GimpDynamicsOutputEditor *editor);
+
+static void   gimp_dynamics_output_editor_activate_input (GimpDynamicsOutputEditor *editor,
+                                                          gint                      input);
+
+static void   gimp_dynamics_output_editor_notify_output  (GimpDynamicsOutput       *output,
+                                                          const GParamSpec         *pspec,
+                                                          GimpDynamicsOutputEditor *editor);
+
+
+G_DEFINE_TYPE_WITH_PRIVATE (GimpDynamicsOutputEditor,
+                            gimp_dynamics_output_editor, GTK_TYPE_BOX)
+
+#define parent_class gimp_dynamics_output_editor_parent_class
+
+
+static void
+gimp_dynamics_output_editor_class_init (GimpDynamicsOutputEditorClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed  = gimp_dynamics_output_editor_constructed;
+  object_class->finalize     = gimp_dynamics_output_editor_finalize;
+  object_class->set_property = gimp_dynamics_output_editor_set_property;
+  object_class->get_property = gimp_dynamics_output_editor_get_property;
+
+  g_object_class_install_property (object_class, PROP_OUTPUT,
+                                   g_param_spec_object ("output",
+                                                        NULL, NULL,
+                                                        GIMP_TYPE_DYNAMICS_OUTPUT,
+                                                        GIMP_PARAM_READWRITE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+}
+
+static void
+gimp_dynamics_output_editor_init (GimpDynamicsOutputEditor *editor)
+{
+  gtk_orientable_set_orientation (GTK_ORIENTABLE (editor),
+                                  GTK_ORIENTATION_VERTICAL);
+
+  gtk_box_set_spacing (GTK_BOX (editor), 6);
+}
+
+static void
+gimp_dynamics_output_editor_constructed (GObject *object)
+{
+  GimpDynamicsOutputEditor        *editor;
+  GimpDynamicsOutputEditorPrivate *private;
+  GtkWidget                       *view;
+  GtkWidget                       *button;
+  GtkCellRenderer                 *cell;
+  GtkTreeSelection                *tree_sel;
+  gint                             i;
+  GimpDynamicsOutputType           output_type;
+  const gchar                     *type_desc;
+
+  editor  = GIMP_DYNAMICS_OUTPUT_EDITOR (object);
+  private = GET_PRIVATE (object);
+
+  G_OBJECT_CLASS (parent_class)->constructed (object);
+
+  gimp_assert (GIMP_IS_DYNAMICS_OUTPUT (private->output));
+
+  private->curve_view = gimp_curve_view_new ();
+  g_object_set (private->curve_view,
+                "border-width", CURVE_BORDER,
+                NULL);
+
+  g_object_get (private->output,
+               "type", &output_type,
+               NULL);
+
+  if (gimp_enum_get_value (GIMP_TYPE_DYNAMICS_OUTPUT_TYPE, output_type,
+                           NULL, NULL, &type_desc, NULL))
+    g_object_set (private->curve_view,
+                  "y-axis-label", type_desc,
+                  NULL);
+
+  gtk_widget_set_size_request (private->curve_view,
+                               CURVE_SIZE + CURVE_BORDER * 2,
+                               CURVE_SIZE + CURVE_BORDER * 2);
+  gtk_box_pack_start (GTK_BOX (editor), private->curve_view, TRUE, TRUE, 0);
+  gtk_widget_show (private->curve_view);
+
+  gimp_dynamics_output_editor_activate_input (editor, 0);
+
+  button = gtk_button_new_with_mnemonic (_("_Reset Curve"));
+  gtk_box_pack_start (GTK_BOX (editor), button, FALSE, FALSE, 0);
+  gtk_widget_show (button);
+
+  g_signal_connect (button, "clicked",
+                    G_CALLBACK (gimp_dynamics_output_editor_curve_reset),
+                    editor);
+
+  private->input_list = gtk_list_store_new (INPUT_N_COLUMNS,
+                                            G_TYPE_INT,
+                                            G_TYPE_BOOLEAN,
+                                            G_TYPE_STRING,
+                                            GIMP_TYPE_RGB);
+
+  for (i = 0; i < G_N_ELEMENTS (inputs); i++)
+    {
+      gboolean use_input;
+
+      g_object_get (private->output,
+                    inputs[i].use_property, &use_input,
+                    NULL);
+
+      gtk_list_store_insert_with_values (private->input_list,
+                                         &private->input_iters[i], -1,
+                                         INPUT_COLUMN_INDEX,     i,
+                                         INPUT_COLUMN_USE_INPUT, use_input,
+                                         INPUT_COLUMN_NAME,      gettext (inputs[i].label),
+                                         INPUT_COLUMN_COLOR,     &inputs[i].color,
+                                         -1);
+    }
+
+  view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (private->input_list));
+  g_object_unref (private->input_list);
+
+  gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (view), FALSE);
+
+  cell = gtk_cell_renderer_toggle_new ();
+
+  g_object_set (cell,
+                "mode",        GTK_CELL_RENDERER_MODE_ACTIVATABLE,
+                "activatable", TRUE,
+                NULL);
+
+  g_signal_connect (G_OBJECT (cell), "toggled",
+                    G_CALLBACK (gimp_dynamics_output_editor_input_toggled),
+                    editor);
+
+  gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
+                                               -1, NULL,
+                                               gimp_cell_renderer_color_new (),
+                                               "color", INPUT_COLUMN_COLOR,
+                                               NULL);
+
+  gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
+                                               -1, NULL,
+                                               cell,
+                                               "active", INPUT_COLUMN_USE_INPUT,
+                                               NULL);
+
+  gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
+                                               -1, NULL,
+                                               gtk_cell_renderer_text_new (),
+                                               "text", INPUT_COLUMN_NAME,
+                                               NULL);
+
+  gtk_box_pack_start (GTK_BOX (editor), view, FALSE, FALSE, 0);
+  gtk_widget_show (view);
+
+  private->input_view = view;
+
+  tree_sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));
+  gtk_tree_selection_set_mode (tree_sel, GTK_SELECTION_BROWSE);
+
+  gtk_tree_selection_select_iter (tree_sel, &private->input_iters[0]);
+
+  g_signal_connect (G_OBJECT (tree_sel), "changed",
+                    G_CALLBACK (gimp_dynamics_output_editor_input_selected),
+                    editor);
+
+  g_signal_connect (private->output, "notify",
+                    G_CALLBACK (gimp_dynamics_output_editor_notify_output),
+                    editor);
+}
+
+static void
+gimp_dynamics_output_editor_finalize (GObject *object)
+{
+  GimpDynamicsOutputEditorPrivate *private = GET_PRIVATE (object);
+
+  g_clear_object (&private->output);
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_dynamics_output_editor_set_property (GObject      *object,
+                                          guint         property_id,
+                                          const GValue *value,
+                                          GParamSpec   *pspec)
+{
+  GimpDynamicsOutputEditorPrivate *private = GET_PRIVATE (object);
+
+  switch (property_id)
+    {
+    case PROP_OUTPUT:
+      private->output = g_value_dup_object (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_dynamics_output_editor_get_property (GObject    *object,
+                                          guint       property_id,
+                                          GValue     *value,
+                                          GParamSpec *pspec)
+{
+  GimpDynamicsOutputEditorPrivate *private = GET_PRIVATE (object);
+
+  switch (property_id)
+    {
+    case PROP_OUTPUT:
+      g_value_set_object (value, private->output);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+
+static void
+gimp_dynamics_output_editor_curve_reset (GtkWidget                *button,
+                                         GimpDynamicsOutputEditor *editor)
+{
+  GimpDynamicsOutputEditorPrivate *private = GET_PRIVATE (editor);
+
+  if (private->active_curve)
+    gimp_curve_reset (private->active_curve, TRUE);
+}
+
+static void
+gimp_dynamics_output_editor_input_selected (GtkTreeSelection         *selection,
+                                            GimpDynamicsOutputEditor *editor)
+{
+  GtkTreeModel *model;
+  GtkTreeIter   iter;
+
+  if (gtk_tree_selection_get_selected (selection, &model, &iter))
+    {
+      gint input;
+
+      gtk_tree_model_get (model, &iter,
+                          INPUT_COLUMN_INDEX, &input,
+                          -1);
+
+      gimp_dynamics_output_editor_activate_input (editor, input);
+    }
+}
+
+static void
+gimp_dynamics_output_editor_input_toggled (GtkCellRenderer          *cell,
+                                           gchar                    *path,
+                                           GimpDynamicsOutputEditor *editor)
+{
+  GimpDynamicsOutputEditorPrivate *private = GET_PRIVATE (editor);
+  GtkTreeModel                    *model;
+  GtkTreeIter                      iter;
+
+  model = GTK_TREE_MODEL (private->input_list);
+
+  if (gtk_tree_model_get_iter_from_string (model, &iter, path))
+    {
+      gint     input;
+      gboolean use;
+
+      gtk_tree_model_get (model, &iter,
+                          INPUT_COLUMN_INDEX,     &input,
+                          INPUT_COLUMN_USE_INPUT, &use,
+                          -1);
+
+      g_object_set (private->output,
+                    inputs[input].use_property, ! use,
+                    NULL);
+    }
+}
+
+static void
+gimp_dynamics_output_editor_activate_input (GimpDynamicsOutputEditor *editor,
+                                            gint                      input)
+{
+  GimpDynamicsOutputEditorPrivate *private = GET_PRIVATE (editor);
+  gint                             i;
+
+  gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view), NULL, NULL);
+  gimp_curve_view_remove_all_backgrounds (GIMP_CURVE_VIEW (private->curve_view));
+
+  for (i = 0; i < G_N_ELEMENTS (inputs); i++)
+    {
+      gboolean   use_input;
+      GimpCurve *input_curve;
+
+      g_object_get (private->output,
+                    inputs[i].use_property,   &use_input,
+                    inputs[i].curve_property, &input_curve,
+                    NULL);
+
+      if (input == i)
+        {
+          gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
+                                     input_curve, INPUT_COLOR (i));
+          private->active_curve = input_curve;
+
+          gimp_curve_view_set_x_axis_label (GIMP_CURVE_VIEW (private->curve_view),
+                                            inputs[i].label);
+        }
+      else if (use_input)
+        {
+          gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
+                                          input_curve, INPUT_COLOR (i));
+        }
+
+      g_object_unref (input_curve);
+    }
+}
+
+static void
+gimp_dynamics_output_editor_notify_output (GimpDynamicsOutput       *output,
+                                           const GParamSpec         *pspec,
+                                           GimpDynamicsOutputEditor *editor)
+{
+  gint i;
+
+  for (i = 0; i < G_N_ELEMENTS (inputs); i++)
+    {
+      if (! strcmp (pspec->name, inputs[i].use_property))
+        {
+          GimpDynamicsOutputEditorPrivate *private = GET_PRIVATE (editor);
+          GtkTreeSelection                *sel;
+          gboolean                         use_input;
+          GimpCurve                       *input_curve;
+
+          sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (private->input_view));
+
+          g_object_get (output,
+                        pspec->name,              &use_input,
+                        inputs[i].curve_property, &input_curve,
+                        NULL);
+
+          gtk_list_store_set (private->input_list, &private->input_iters[i],
+                              INPUT_COLUMN_USE_INPUT, use_input,
+                              -1);
+
+          if (! gtk_tree_selection_iter_is_selected (sel,
+                                                     &private->input_iters[i]))
+            {
+              if (use_input)
+                {
+                  gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
+                                                  input_curve, INPUT_COLOR (i));
+                }
+              else
+                {
+                  gimp_curve_view_remove_background (GIMP_CURVE_VIEW (private->curve_view),
+                                                     input_curve);
+                }
+
+              g_object_unref (input_curve);
+            }
+
+          break;
+        }
+    }
+}
+
+
+/*  public functions  */
+
+GtkWidget *
+gimp_dynamics_output_editor_new (GimpDynamicsOutput *output)
+{
+  g_return_val_if_fail (GIMP_IS_DYNAMICS_OUTPUT (output), NULL);
+
+  return g_object_new (GIMP_TYPE_DYNAMICS_OUTPUT_EDITOR,
+                       "output", output,
+                       NULL);
+}