there is a vector grahic pdf file and i want to get the vector data(path,polygon,polyline),such as position,color,linewidth to show on my own canvascontrol . but i didnt find the api to get it . could u help me?...following code to detect and extract vector graphics. var doc =...= new Document(input); doc.Pages[1].TrySaveVectorGraphic(outputSvg);...