private static Color?GetColor(PdfPattern.Shading shading, float alpha)
{
var shadingDict = shading.GetShading();
var shadingConstructed = PdfShading.MakeShading(shadingDict);
switch (shadingConstructed)
{
case PdfShading.Axial axial:
var axialFunction = (PdfDictionary)axial.GetFunction();
GetFunctionDetails(axialFunction);
var coords = GetItemsFloat(axial.GetCoords());
var domain = GetItemsFloat(axial.GetDomain());
var extend = GetItemsBool(axial.GetExtend());
break;
case PdfShading.CoonsPatchMesh coonsPatchMesh:
break;
case PdfShading.FreeFormGouraudShadedTriangleMesh freeFormGouraudShadedTriangleMesh: break;
case PdfShading.FunctionBased functionBased: break;
case PdfShading.LatticeFormGouraudShadedTriangleMesh latticeFormGouraudShadedTriangleMesh:
break;
case PdfShading.Radial radial: break;
case PdfShading.TensorProductPatchMesh tensorProductPatchMesh: break;
}
return(null);
}
public virtual PdfShading GetShading(PdfName name)
{
PdfObject shading = GetResourceObject(PdfName.Shading, name);
return(shading is PdfDictionary?PdfShading.MakeShading((PdfDictionary)shading) : null);
}
