ClearBackground
function ClearBackground(): booleanDescription
Clears the slide master background.
Returns
booleanTry It
var oPresentation = Api.GetPresentation();
var oSlide = oPresentation.GetSlideByIndex(0);
var oMaster = oPresentation.GetMaster(0);
oMaster.ClearBackground();
oSlide.RemoveAllObjects();
var oFill = Api.CreateSolidFill(Api.CreateRGBColor(255, 111, 61));
var oStroke = Api.CreateStroke(0, Api.CreateNoFill());
var oShape = Api.CreateShape("flowChartMagneticTape", 300 * 36000, 130 * 36000, oFill, oStroke);
oShape.SetPosition(608400, 1267200);
oShape.SetSize(300 * 36000, 130 * 36000);
oMaster.AddObject(oShape);