public void CreatePatch(Point location, Color color)
{
if (ColorGrid.GetColorPatchAt(location) != null)
{
throw new Exception("There already is a colorpatch there.");
}
var list = ColorGrid.ColorPatches;
var gridLocation = ColorGrid.GetGridLocationAt(location);
list.Add(new ColorPatch(color, gridLocation));
SaveAndRefreshPalette();
}
