Adding upstream version 2.10.36.upstream/2.10.36

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

1 files changed, 464 insertions, 0 deletions

diff --git a/app/widgets/gimpbrusheditor.c b/app/widgets/gimpbrusheditor.c
new file mode 100644
index 0000000..c664e38
--- /dev/null
+++ b/app/widgets/gimpbrusheditor.c
@@ -0,0 +1,464 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpbrusheditor.c
+ * Copyright 1998 Jay Cox <jaycox@earthlink.net>
+ *
+ * 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 <string.h>
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpmath/gimpmath.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimp.h"
+#include "core/gimpbrushgenerated.h"
+#include "core/gimpcontext.h"
+
+#include "gimpbrusheditor.h"
+#include "gimpdocked.h"
+#include "gimpspinscale.h"
+#include "gimpview.h"
+#include "gimpviewrenderer.h"
+
+#include "gimp-intl.h"
+
+
+#define BRUSH_VIEW_SIZE 96
+
+
+/*  local function prototypes  */
+
+static void   gimp_brush_editor_docked_iface_init (GimpDockedInterface *face);
+
+static void   gimp_brush_editor_constructed    (GObject            *object);
+
+static void   gimp_brush_editor_set_data       (GimpDataEditor     *editor,
+                                                GimpData           *data);
+
+static void   gimp_brush_editor_set_context    (GimpDocked         *docked,
+                                                GimpContext        *context);
+
+static void   gimp_brush_editor_update_brush   (GtkAdjustment      *adjustment,
+                                                GimpBrushEditor    *editor);
+static void   gimp_brush_editor_update_shape   (GtkWidget          *widget,
+                                                GimpBrushEditor    *editor);
+static void   gimp_brush_editor_notify_brush   (GimpBrushGenerated *brush,
+                                                GParamSpec         *pspec,
+                                                GimpBrushEditor    *editor);
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpBrushEditor, gimp_brush_editor,
+                         GIMP_TYPE_DATA_EDITOR,
+                         G_IMPLEMENT_INTERFACE (GIMP_TYPE_DOCKED,
+                                                gimp_brush_editor_docked_iface_init))
+
+#define parent_class gimp_brush_editor_parent_class
+
+static GimpDockedInterface *parent_docked_iface = NULL;
+
+
+static void
+gimp_brush_editor_class_init (GimpBrushEditorClass *klass)
+{
+  GObjectClass        *object_class = G_OBJECT_CLASS (klass);
+  GimpDataEditorClass *editor_class = GIMP_DATA_EDITOR_CLASS (klass);
+
+  object_class->constructed = gimp_brush_editor_constructed;
+
+  editor_class->set_data    = gimp_brush_editor_set_data;
+  editor_class->title       = _("Brush Editor");
+}
+
+static void
+gimp_brush_editor_docked_iface_init (GimpDockedInterface *iface)
+{
+  parent_docked_iface = g_type_interface_peek_parent (iface);
+
+  if (! parent_docked_iface)
+    parent_docked_iface = g_type_default_interface_peek (GIMP_TYPE_DOCKED);
+
+  iface->set_context = gimp_brush_editor_set_context;
+}
+
+static void
+gimp_brush_editor_init (GimpBrushEditor *editor)
+{
+  GimpDataEditor *data_editor = GIMP_DATA_EDITOR (editor);
+  GtkWidget      *frame;
+  GtkWidget      *hbox;
+  GtkWidget      *label;
+  GtkWidget      *box;
+  GtkWidget      *scale;
+
+  frame = gtk_frame_new (NULL);
+  gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
+  gtk_box_pack_start (GTK_BOX (editor), frame, TRUE, TRUE, 0);
+  gtk_widget_show (frame);
+
+  data_editor->view = gimp_view_new_full_by_types (NULL,
+                                                   GIMP_TYPE_VIEW,
+                                                   GIMP_TYPE_BRUSH,
+                                                   BRUSH_VIEW_SIZE,
+                                                   BRUSH_VIEW_SIZE, 0,
+                                                   FALSE, FALSE, TRUE);
+  gtk_widget_set_size_request (data_editor->view, -1, BRUSH_VIEW_SIZE);
+  gimp_view_set_expand (GIMP_VIEW (data_editor->view), TRUE);
+  gtk_container_add (GTK_CONTAINER (frame), data_editor->view);
+  gtk_widget_show (data_editor->view);
+
+  editor->shape_group = NULL;
+
+  editor->options_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+  gtk_box_pack_start (GTK_BOX (editor), editor->options_box, FALSE, FALSE, 0);
+  gtk_widget_show (editor->options_box);
+
+  /* Stock Box for the brush shape */
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
+  gtk_box_pack_start (GTK_BOX (editor->options_box), hbox, FALSE, FALSE, 0);
+  gtk_widget_show (hbox);
+
+  label = gtk_label_new (_("Shape:"));
+  gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+
+  box = gimp_enum_icon_box_new (GIMP_TYPE_BRUSH_GENERATED_SHAPE,
+                                "gimp-shape",
+                                GTK_ICON_SIZE_MENU,
+                                G_CALLBACK (gimp_brush_editor_update_shape),
+                                editor,
+                                &editor->shape_group);
+  gtk_box_pack_start (GTK_BOX (hbox), box, FALSE, FALSE, 0);
+  gtk_widget_show (box);
+
+  /*  brush radius scale  */
+  editor->radius_data =
+    GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.1, 1000.0, 1.0, 10.0, 0.0));
+  scale = gimp_spin_scale_new (editor->radius_data, _("Radius"), 1);
+  gtk_box_pack_start (GTK_BOX (editor->options_box), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  g_signal_connect (editor->radius_data, "value-changed",
+                    G_CALLBACK (gimp_brush_editor_update_brush),
+                    editor);
+
+  /*  number of spikes  */
+  editor->spikes_data =
+    GTK_ADJUSTMENT (gtk_adjustment_new (2.0, 2.0, 20.0, 1.0, 1.0, 0.0));
+  scale = gimp_spin_scale_new (editor->spikes_data, _("Spikes"), 0);
+  gtk_box_pack_start (GTK_BOX (editor->options_box), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  g_signal_connect (editor->spikes_data, "value-changed",
+                    G_CALLBACK (gimp_brush_editor_update_brush),
+                    editor);
+
+  /*  brush hardness scale  */
+  editor->hardness_data =
+    GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 1.0, 0.01, 0.1, 0.0));
+  scale = gimp_spin_scale_new (editor->hardness_data, _("Hardness"), 2);
+  gtk_box_pack_start (GTK_BOX (editor->options_box), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  g_signal_connect (editor->hardness_data, "value-changed",
+                    G_CALLBACK (gimp_brush_editor_update_brush),
+                    editor);
+
+  /*  brush aspect ratio scale  */
+  editor->aspect_ratio_data =
+    GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 1.0, 20.0, 0.1, 1.0, 0.0));
+  scale = gimp_spin_scale_new (editor->aspect_ratio_data, _("Aspect ratio"), 1);
+  gtk_box_pack_start (GTK_BOX (editor->options_box), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  g_signal_connect (editor->aspect_ratio_data,"value-changed",
+                    G_CALLBACK (gimp_brush_editor_update_brush),
+                    editor);
+
+  /*  brush angle scale  */
+  editor->angle_data =
+    GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.0, 180.0, 0.1, 1.0, 0.0));
+  scale = gimp_spin_scale_new (editor->angle_data, _("Angle"), 1);
+  gtk_box_pack_start (GTK_BOX (editor->options_box), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  g_signal_connect (editor->angle_data, "value-changed",
+                    G_CALLBACK (gimp_brush_editor_update_brush),
+                    editor);
+
+  /*  brush spacing  */
+  editor->spacing_data =
+    GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 1.0, 5000.0, 1.0, 10.0, 0.0));
+  scale = gimp_spin_scale_new (editor->spacing_data, _("Spacing"), 1);
+  gimp_spin_scale_set_scale_limits (GIMP_SPIN_SCALE (scale), 1.0, 200.0);
+  gtk_box_pack_start (GTK_BOX (editor->options_box), scale, FALSE, FALSE, 0);
+  gtk_widget_show (scale);
+
+  gimp_help_set_help_data (scale, _("Percentage of width of brush"), NULL);
+
+  g_signal_connect (editor->spacing_data, "value-changed",
+                    G_CALLBACK (gimp_brush_editor_update_brush),
+                    editor);
+}
+
+static void
+gimp_brush_editor_constructed (GObject *object)
+{
+  G_OBJECT_CLASS (parent_class)->constructed (object);
+
+  gimp_docked_set_show_button_bar (GIMP_DOCKED (object), FALSE);
+}
+
+static void
+gimp_brush_editor_set_data (GimpDataEditor *editor,
+                            GimpData       *data)
+{
+  GimpBrushEditor         *brush_editor = GIMP_BRUSH_EDITOR (editor);
+  GimpBrushGeneratedShape  shape        = GIMP_BRUSH_GENERATED_CIRCLE;
+  gdouble                  radius       = 0.0;
+  gint                     spikes       = 2;
+  gdouble                  hardness     = 0.0;
+  gdouble                  ratio        = 0.0;
+  gdouble                  angle        = 0.0;
+  gdouble                  spacing      = 0.0;
+
+  if (editor->data)
+    g_signal_handlers_disconnect_by_func (editor->data,
+                                          gimp_brush_editor_notify_brush,
+                                          editor);
+
+  GIMP_DATA_EDITOR_CLASS (parent_class)->set_data (editor, data);
+
+  if (editor->data)
+    g_signal_connect (editor->data, "notify",
+                      G_CALLBACK (gimp_brush_editor_notify_brush),
+                      editor);
+
+  gimp_view_set_viewable (GIMP_VIEW (editor->view), GIMP_VIEWABLE (data));
+
+  if (editor->data)
+    {
+      spacing = gimp_brush_get_spacing (GIMP_BRUSH (editor->data));
+
+      if (GIMP_IS_BRUSH_GENERATED (editor->data))
+        {
+          GimpBrushGenerated *brush = GIMP_BRUSH_GENERATED (editor->data);
+
+          shape    = gimp_brush_generated_get_shape        (brush);
+          radius   = gimp_brush_generated_get_radius       (brush);
+          spikes   = gimp_brush_generated_get_spikes       (brush);
+          hardness = gimp_brush_generated_get_hardness     (brush);
+          ratio    = gimp_brush_generated_get_aspect_ratio (brush);
+          angle    = gimp_brush_generated_get_angle        (brush);
+        }
+    }
+
+  gtk_widget_set_sensitive (brush_editor->options_box,
+                            editor->data_editable);
+
+  gimp_int_radio_group_set_active (GTK_RADIO_BUTTON (brush_editor->shape_group),
+                                   shape);
+
+  gtk_adjustment_set_value (brush_editor->radius_data,       radius);
+  gtk_adjustment_set_value (brush_editor->spikes_data,       spikes);
+  gtk_adjustment_set_value (brush_editor->hardness_data,     hardness);
+  gtk_adjustment_set_value (brush_editor->aspect_ratio_data, ratio);
+  gtk_adjustment_set_value (brush_editor->angle_data,        angle);
+  gtk_adjustment_set_value (brush_editor->spacing_data,      spacing);
+}
+
+static void
+gimp_brush_editor_set_context (GimpDocked  *docked,
+                               GimpContext *context)
+{
+  GimpDataEditor *data_editor = GIMP_DATA_EDITOR (docked);
+
+  parent_docked_iface->set_context (docked, context);
+
+  gimp_view_renderer_set_context (GIMP_VIEW (data_editor->view)->renderer,
+                                  context);
+}
+
+
+/*  public functions  */
+
+GtkWidget *
+gimp_brush_editor_new (GimpContext     *context,
+                       GimpMenuFactory *menu_factory)
+{
+  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+
+  return g_object_new (GIMP_TYPE_BRUSH_EDITOR,
+                       "menu-factory",    menu_factory,
+                       "menu-identifier", "<BrushEditor>",
+                       "ui-path",         "/brush-editor-popup",
+                       "data-factory",    context->gimp->brush_factory,
+                       "context",         context,
+                       "data",            gimp_context_get_brush (context),
+                       NULL);
+}
+
+
+/*  private functions  */
+
+static void
+gimp_brush_editor_update_brush (GtkAdjustment   *adjustment,
+                                GimpBrushEditor *editor)
+{
+  GimpBrushGenerated *brush;
+  gdouble             value;
+
+  if (! GIMP_IS_BRUSH_GENERATED (GIMP_DATA_EDITOR (editor)->data))
+    return;
+
+  brush = GIMP_BRUSH_GENERATED (GIMP_DATA_EDITOR (editor)->data);
+
+  g_signal_handlers_block_by_func (brush,
+                                   gimp_brush_editor_notify_brush,
+                                   editor);
+
+  value = gtk_adjustment_get_value (adjustment);
+
+  if (adjustment == editor->radius_data)
+    {
+      if (value != gimp_brush_generated_get_radius (brush))
+        gimp_brush_generated_set_radius (brush, value);
+    }
+  else if (adjustment == editor->spikes_data)
+    {
+      if (ROUND (value) != gimp_brush_generated_get_spikes (brush))
+        gimp_brush_generated_set_spikes (brush, ROUND (value));
+    }
+  else if (adjustment == editor->hardness_data)
+    {
+      if (value != gimp_brush_generated_get_hardness (brush))
+        gimp_brush_generated_set_hardness (brush, value);
+    }
+  else if (adjustment == editor->aspect_ratio_data)
+    {
+      if (value != gimp_brush_generated_get_aspect_ratio (brush))
+        gimp_brush_generated_set_aspect_ratio (brush, value);
+    }
+  else if (adjustment == editor->angle_data)
+    {
+      if (value != gimp_brush_generated_get_angle (brush))
+        gimp_brush_generated_set_angle (brush, value);
+    }
+  else if (adjustment == editor->spacing_data)
+    {
+      if (value != gimp_brush_get_spacing (GIMP_BRUSH (brush)))
+        gimp_brush_set_spacing (GIMP_BRUSH (brush), value);
+    }
+
+  g_signal_handlers_unblock_by_func (brush,
+                                     gimp_brush_editor_notify_brush,
+                                     editor);
+}
+
+static void
+gimp_brush_editor_update_shape (GtkWidget       *widget,
+                                GimpBrushEditor *editor)
+{
+  GimpBrushGenerated *brush;
+
+  if (! GIMP_IS_BRUSH_GENERATED (GIMP_DATA_EDITOR (editor)->data))
+    return;
+
+  brush = GIMP_BRUSH_GENERATED (GIMP_DATA_EDITOR (editor)->data);
+
+  if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
+    {
+      GimpBrushGeneratedShape shape;
+
+      shape = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (widget),
+                                                  "gimp-item-data"));
+
+      if (gimp_brush_generated_get_shape (brush) != shape)
+        gimp_brush_generated_set_shape (brush, shape);
+    }
+}
+
+static void
+gimp_brush_editor_notify_brush (GimpBrushGenerated *brush,
+                                GParamSpec         *pspec,
+                                GimpBrushEditor    *editor)
+{
+  GtkAdjustment *adj   = NULL;
+  gdouble        value = 0.0;
+
+  if (! strcmp (pspec->name, "shape"))
+    {
+      g_signal_handlers_block_by_func (editor->shape_group,
+                                       gimp_brush_editor_update_shape,
+                                       editor);
+
+      gimp_int_radio_group_set_active (GTK_RADIO_BUTTON (editor->shape_group),
+                                       brush->shape);
+
+      g_signal_handlers_unblock_by_func (editor->shape_group,
+                                         gimp_brush_editor_update_shape,
+                                         editor);
+    }
+  else if (! strcmp (pspec->name, "radius"))
+    {
+      adj   = editor->radius_data;
+      value = gimp_brush_generated_get_radius (brush);
+    }
+  else if (! strcmp (pspec->name, "spikes"))
+    {
+      adj   = editor->spikes_data;
+      value = gimp_brush_generated_get_spikes (brush);
+    }
+  else if (! strcmp (pspec->name, "hardness"))
+    {
+      adj   = editor->hardness_data;
+      value = gimp_brush_generated_get_hardness (brush);
+    }
+  else if (! strcmp (pspec->name, "angle"))
+    {
+      adj   = editor->angle_data;
+      value = gimp_brush_generated_get_angle (brush);
+    }
+  else if (! strcmp (pspec->name, "aspect-ratio"))
+    {
+      adj   = editor->aspect_ratio_data;
+      value = gimp_brush_generated_get_aspect_ratio (brush);
+    }
+  else if (! strcmp (pspec->name, "spacing"))
+    {
+      adj   = editor->spacing_data;
+      value = gimp_brush_get_spacing (GIMP_BRUSH (brush));
+    }
+
+  if (adj)
+    {
+      g_signal_handlers_block_by_func (adj,
+                                       gimp_brush_editor_update_brush,
+                                       editor);
+
+      gtk_adjustment_set_value (adj, value);
+
+      g_signal_handlers_unblock_by_func (adj,
+                                         gimp_brush_editor_update_brush,
+                                         editor);
+    }
+}