/// <summary>
/// Initializes a new instance of <c>BrushPainterEditorDialog</c> using an empty <c>BrushPainter</c>
/// and positioned beneath the specified control.
/// </summary>
/// <param name="c">Control beneath which the dialog should be placed.</param>
public BrushPainterEditorDialog(Control c) : this(BrushPainter.Empty(), c)
{
}
/// <summary>
/// Initializes a new instance of <c>BrushPainterEditorDialog</c> using an empty <c>BrushPainter</c>
/// at the default window position.
/// </summary>
public BrushPainterEditorDialog() : this(BrushPainter.Empty())
{
}