public void OnDraw(Graphics2D graphics2D) { var widgetsSubImage = ImageHelper.CreateChildImage(graphics2D.DestImage, graphics2D.GetClippingRect()); graphics2D.UseSubPixelRendering = false; IPixelBlender NormalBlender = new PixelBlenderBGRA(); IPixelBlender GammaBlender = new PixelBlenderGammaBGRA(this.GammaValue); var rasterGamma = new ChildImage(widgetsSubImage, GammaBlender); ClipProxyImage clippingProxyNormal = new ClipProxyImage(widgetsSubImage); ClipProxyImage clippingProxyGamma = new ClipProxyImage(rasterGamma); clippingProxyNormal.Clear(ColorRGBA.White); var rasterizer = graphics2D.ScanlineRasterizer; ScanlineUnpacked8 sl = new ScanlineUnpacked8(); int size_mul = (int)this.PixelSize; CustomScanlineRasToBmp_EnlargedV3 ren_en = new CustomScanlineRasToBmp_EnlargedV3(size_mul, graphics2D.DestActualImage); rasterizer.Reset(); rasterizer.MoveTo(m_x[0] / size_mul, m_y[0] / size_mul); rasterizer.LineTo(m_x[1] / size_mul, m_y[1] / size_mul); rasterizer.LineTo(m_x[2] / size_mul, m_y[2] / size_mul); ren_en.RenderWithColor(clippingProxyGamma, rasterizer, sl, ColorRGBA.Black); //---------------------------------------- ScanlineRasToDestBitmapRenderer sclineRasToBmp = graphics2D.ScanlineRasToDestBitmap; graphics2D.UseSubPixelRendering = true; sclineRasToBmp.RenderWithColor(clippingProxyGamma, rasterizer, sl, ColorRGBA.Black); rasterizer.ResetGamma(new GammaNone()); graphics2D.UseSubPixelRendering = false; //---------------------------------------- PathWriter ps = new PathWriter(); ps.Clear(); ps.MoveTo(m_x[0], m_y[0]); ps.LineTo(m_x[1], m_y[1]); ps.LineTo(m_x[2], m_y[2]); ps.LineTo(m_x[0], m_y[0]); //---------------------------------------- //Stroke stroke = new Stroke(ps); //stroke.Width = 2; //rasterizer.AddPath(stroke.MakeVxs(ps.MakeVxs())); rasterizer.AddPath(StrokeHelp.MakeVxs(ps.Vxs, 2)); //---------------------------------------- sclineRasToBmp.RenderWithColor(clippingProxyNormal, rasterizer, sl, new ColorRGBA(0, 150, 160, 200)); }
public override void Draw(CanvasPainter p) { //specific for agg if (p is PixelFarm.Agg.AggCanvasPainter) { var p2 = (PixelFarm.Agg.AggCanvasPainter)p; Graphics2D gx = p2.Graphics; var widgetsSubImage = ImageHelper.CreateChildImage(gx.DestImage, gx.GetClippingRect()); gx.UseSubPixelRendering = false; IPixelBlender NormalBlender = new PixelBlenderBGRA(); IPixelBlender GammaBlender = new PixelBlenderGammaBGRA(this.GammaValue); var rasterGamma = new ChildImage(widgetsSubImage, GammaBlender); ClipProxyImage clippingProxyNormal = new ClipProxyImage(widgetsSubImage); ClipProxyImage clippingProxyGamma = new ClipProxyImage(rasterGamma); clippingProxyNormal.Clear(Color.White); var rasterizer = gx.ScanlineRasterizer; ScanlineUnpacked8 sl = new ScanlineUnpacked8(); int size_mul = (int)this.PixelSize; CustomScanlineRasToBmp_EnlargedSubPixelRendering ren_en = new CustomScanlineRasToBmp_EnlargedSubPixelRendering(size_mul, gx.DestActualImage); rasterizer.Reset(); rasterizer.MoveTo(m_x[0] / size_mul, m_y[0] / size_mul); rasterizer.LineTo(m_x[1] / size_mul, m_y[1] / size_mul); rasterizer.LineTo(m_x[2] / size_mul, m_y[2] / size_mul); ren_en.RenderWithColor(clippingProxyGamma, rasterizer, sl, Color.Black); //---------------------------------------- ScanlineRasToDestBitmapRenderer sclineRasToBmp = gx.ScanlineRasToDestBitmap; gx.UseSubPixelRendering = true; sclineRasToBmp.RenderWithColor(clippingProxyGamma, rasterizer, sl, Color.Black); rasterizer.ResetGamma(new GammaNone()); gx.UseSubPixelRendering = false; //---------------------------------------- PathWriter ps = new PathWriter(); ps.Clear(); ps.MoveTo(m_x[0], m_y[0]); ps.LineTo(m_x[1], m_y[1]); ps.LineTo(m_x[2], m_y[2]); ps.LineTo(m_x[0], m_y[0]); //---------------------------------------- //Stroke stroke = new Stroke(ps); //stroke.Width = 2; //rasterizer.AddPath(stroke.MakeVxs(ps.MakeVxs())); var v1 = GetFreeVxs(); rasterizer.AddPath(stroke.MakeVxs(ps.Vxs, v1)); ReleaseVxs(ref v1); //---------------------------------------- sclineRasToBmp.RenderWithColor(clippingProxyNormal, rasterizer, sl, new Color(200, 0, 150, 160)); } }