[gimp] app: suppose arc slices

[Michael Natterer <mitch src gnome org>]

commit 1c550d462339902070890b2395446a91a022f00e
Author: Michael Natterer <mitch gimp org>
Date:   Fri Sep 24 01:32:57 2010 +0200

    app: suppose arc slices

 app/tools/gimpdrawtool.c |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)
---
diff --git a/app/tools/gimpdrawtool.c b/app/tools/gimpdrawtool.c
index 8123049..a1609eb 100644
--- a/app/tools/gimpdrawtool.c
+++ b/app/tools/gimpdrawtool.c
@@ -782,6 +782,26 @@ gimp_draw_tool_draw_arc_by_anchor (GimpDrawTool  *draw_tool,
 
   g_return_if_fail (GIMP_IS_DRAW_TOOL (draw_tool));
 
+  if (draw_tool->use_cairo)
+    {
+      GimpCanvasItem *item;
+      gdouble         a1, a2;
+
+      item = gimp_canvas_handle_new (filled ?
+                                     GIMP_HANDLE_FILLED_CIRCLE :
+                                     GIMP_HANDLE_CIRCLE,
+                                     anchor, x, y, width, height);
+
+      a1 = (gdouble) angle1 / 64.0 / 180.0 * G_PI;
+      a2 = (gdouble) angle2 / 64.0 / 180.0 * G_PI;
+
+      gimp_canvas_handle_set_angles (GIMP_CANVAS_HANDLE (item), a1, a2);
+
+      draw_tool->items = g_list_append (draw_tool->items, item);
+
+      return;
+    }
+
   shell = gimp_display_get_shell (draw_tool->display);
 
   gimp_display_shell_transform_xy_f (shell,