THotPDF.Canvas
THotPDF
Gives access to the document canvas.
Delphi 语法:
property Canvas: TCanvas;
C++ 语法:
__property Graphics::TCanvas* Canvas;
说明
使用 Canvas 属性在 TCanvas drawing methods 期间绘制到 PDF 文档
var Bitmap: TBitmap; begin Bitmap := TBitmap.Create; try Bitmap.Width := 200; Bitmap.Height := 200; Bitmap.Canvas.Brush.Color := clRed; Bitmap.Canvas.FillRect( Rect( 0, 0, 200, 200 ) ); Bitmap.Canvas.Brush.Color := clBlue; Bitmap.Canvas.Ellipse( 50, 50, 150, 150 ); HPDF.Canvas := Bitmap.Canvas; // Assign Delphi Canvas to HotPDF HPDF.CurrentPage.ShowImage( 0, 100, 100, 200, 200 ); finally Bitmap.Free; end; end;