1 files changed, 94 insertions, 0 deletions
diff --git a/app/tools/gimppaintbrushtool.c b/app/tools/gimppaintbrushtool.c
new file mode 100644
index 0000000..a8aefe8
--- /dev/null
+++ b/app/tools/gimppaintbrushtool.c
@@ -0,0 +1,94 @@
+/* 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 "libgimpwidgets/gimpwidgets.h"
+
+#include "tools-types.h"
+
+#include "operations/layer-modes/gimp-layer-modes.h"
+
+#include "paint/gimppaintoptions.h"
+
+#include "widgets/gimphelp-ids.h"
+
+#include "gimppaintbrushtool.h"
+#include "gimppaintoptions-gui.h"
+#include "gimptoolcontrol.h"
+
+#include "gimp-intl.h"
+
+
+static gboolean   gimp_paintbrush_tool_is_alpha_only (GimpPaintTool *paint_tool,
+                                                      GimpDrawable  *drawable);
+
+
+G_DEFINE_TYPE (GimpPaintbrushTool, gimp_paintbrush_tool, GIMP_TYPE_BRUSH_TOOL)
+
+
+void
+gimp_paintbrush_tool_register (GimpToolRegisterCallback  callback,
+                               gpointer                  data)
+{
+  (* callback) (GIMP_TYPE_PAINTBRUSH_TOOL,
+                GIMP_TYPE_PAINT_OPTIONS,
+                gimp_paint_options_gui,
+                GIMP_PAINT_OPTIONS_CONTEXT_MASK |
+                GIMP_CONTEXT_PROP_MASK_GRADIENT,
+                "gimp-paintbrush-tool",
+                _("Paintbrush"),
+                _("Paintbrush Tool: Paint smooth strokes using a brush"),
+                N_("_Paintbrush"), "P",
+                NULL, GIMP_HELP_TOOL_PAINTBRUSH,
+                GIMP_ICON_TOOL_PAINTBRUSH,
+                data);
+}
+
+static void
+gimp_paintbrush_tool_class_init (GimpPaintbrushToolClass *klass)
+{
+  GimpPaintToolClass *paint_tool_class = GIMP_PAINT_TOOL_CLASS (klass);
+
+  paint_tool_class->is_alpha_only = gimp_paintbrush_tool_is_alpha_only;
+}
+
+static void
+gimp_paintbrush_tool_init (GimpPaintbrushTool *paintbrush)
+{
+  GimpTool *tool = GIMP_TOOL (paintbrush);
+
+  gimp_tool_control_set_tool_cursor (tool->control,
+                                     GIMP_TOOL_CURSOR_PAINTBRUSH);
+
+  gimp_paint_tool_enable_color_picker (GIMP_PAINT_TOOL (paintbrush),
+                                       GIMP_COLOR_PICK_TARGET_FOREGROUND);
+}
+
+static gboolean
+gimp_paintbrush_tool_is_alpha_only (GimpPaintTool *paint_tool,
+                                    GimpDrawable  *drawable)
+{
+  GimpPaintOptions *paint_options = GIMP_PAINT_TOOL_GET_OPTIONS (paint_tool);
+  GimpContext      *context       = GIMP_CONTEXT (paint_options);
+  GimpLayerMode     paint_mode    = gimp_context_get_paint_mode (context);
+
+  return gimp_layer_mode_is_alpha_only (paint_mode);
+}