public static bool TryCreateVisual(IOpenXmlVisualContainer container, OpenXmlElement element, out IOpenXmlVisual visual)
{
switch (element)
{
case Shape shape:
visual = new OpenXmlShapeVisual(container, shape);
return(true);
case GraphicFrame graphicFrame:
return(TryCreateGraphicFrameVisual(container, graphicFrame, out visual));
case GroupShape groupShape:
visual = new OpenXmlGroupShapeVisual(container, groupShape);
return(true);
case Picture picture:
visual = new OpenXmlPictureVisual(container, picture);
return(true);
case ConnectionShape connectionShape:
visual = new OpenXmlConnectionVisual(container, connectionShape);
return(true);
default:
visual = null;
return(false);
}
}
private static bool TryCreateGraphicFrameVisual(IOpenXmlVisualContainer container, GraphicFrame graphicFrame, out IOpenXmlVisual visual)
{
string uri = graphicFrame.Graphic?.GraphicData?.Uri?.Value;
switch (uri)
{
case "http://schemas.openxmlformats.org/drawingml/2006/chart":
visual = new OpenXmlChartVisual(container, graphicFrame);
return(true);
case "http://schemas.openxmlformats.org/drawingml/2006/table":
visual = new OpenXmlTableVisual(container, graphicFrame);
return(true);
default:
visual = new OpenXmlGenericGraphicFrameVisual(container, graphicFrame);
return(true);
}
}