Поле ShapeProperties.fill
Поле предназначено для установки свойств заполнения фигуры Fill.
Пример
ShapeProperties shapeProperties = shape.getShapeProperties();
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shapeProperties.fill = new Fill();
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shapeProperties.fill = new Fill(new Color(new ColorRGBA(55, 146, 179, 200)));
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shapeProperties.fill = new Fill("https://fillpattern.url");
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shape.setShapeProperties(shapeProperties);