static double Point_cb(IntPtr item, double x, double y, int cx, int cy, out IntPtr actual_item_handle)
{
CanvasItem obj = GLib.Object.GetObject(item, false) as CanvasItem;
CanvasItem actual_item;
double result = obj.Point(x, y, cx, cy, out actual_item);
actual_item_handle = actual_item != null ? actual_item.Handle : IntPtr.Zero;
return(result);
}
static bool canvasevent_cb(IntPtr item, IntPtr evnt)
{
try {
CanvasItem item_managed = GLib.Object.GetObject(item, false) as CanvasItem;
return(item_managed.OnCanvasEvent(Gdk.Event.GetEvent(evnt)));
} catch (Exception e) {
GLib.ExceptionManager.RaiseUnhandledException(e, true);
// NOTREACHED: above call doesn't return
throw e;
}
}
static void Update_cb(IntPtr item, IntPtr affine_ptr, IntPtr clip_path_handle, int flags)
{
CanvasItem obj = GLib.Object.GetObject(item, false) as CanvasItem;
double[] affine = new double [6];
Marshal.Copy(affine_ptr, affine, 0, 6);
Art.SVP clip_path;
if (clip_path_handle == IntPtr.Zero)
{
clip_path = Art.SVP.Zero;
}
else
{
clip_path = (Art.SVP)Marshal.PtrToStructure(clip_path_handle, typeof(Art.SVP));
}
obj.Update(affine, ref clip_path, flags);
}
static void Render_cb(IntPtr handle, ref CanvasBuf buf)
{
CanvasItem obj = GLib.Object.GetObject(handle, false) as CanvasItem;
obj.Render(ref buf);
}
static void Realize_cb(IntPtr item)
{
CanvasItem obj = GLib.Object.GetObject(item, false) as CanvasItem;
obj.Realize();
}