private void ReadContentAttributes(ContentVObject vObject, SvgVoContent svg)
{
ReadRectangleAttributes(vObject, svg);
vObject.MaskColor = svg.MaskColor;
}
private void WriteContentAttributes(SvgVoContent svg, ContentVObject vObject)
{
WriteRectangleAttributes(svg, vObject);
svg.MaskColor = vObject.MaskColor;
}