//---------------------------------------------------------------------
public OutlineRenderer(IImageByte destImage, LineProfileAnitAlias profile)
{
destImageSurface = destImage;
lineProfile = profile;
clippingRectangle = new RectangleInt(0, 0, 0, 0);
doClipping = false;
}
//---------------------------------------------------------------------
public void profile(LineProfileAnitAlias prof)
{
lineProfile = prof;
}
public override void OnDraw(Graphics2D graphics2D)
{
ImageBuffer widgetsSubImage = ImageBuffer.NewSubImageReference(graphics2D.DestImage, graphics2D.GetClippingRect());
int width = (int)widgetsSubImage.Width;
int height = (int)widgetsSubImage.Height;
ImageBuffer clippedSubImage = new ImageBuffer();
clippedSubImage.Attach(widgetsSubImage, new BlenderBGRA());
ImageClippingProxy imageClippingProxy = new ImageClippingProxy(clippedSubImage);
imageClippingProxy.clear(new RGBA_Floats(1, 1, 1));
Affine transform = Affine.NewIdentity();
transform *= Affine.NewTranslation(-lionShape.Center.x, -lionShape.Center.y);
transform *= Affine.NewScaling(lionScale, lionScale);
transform *= Affine.NewRotation(angle + Math.PI);
transform *= Affine.NewSkewing(skewX / 1000.0, skewY / 1000.0);
transform *= Affine.NewTranslation(width / 2, height / 2);
if (renderAsScanlineCheckBox.Checked)
{
rasterizer.SetVectorClipBox(0, 0, width, height);
Stroke stroke = new Stroke(lionShape.Path);
stroke.width(widthSlider.Value);
stroke.line_join(LineJoin.Round);
VertexSourceApplyTransform trans = new VertexSourceApplyTransform(stroke, transform);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolidAllPaths(imageClippingProxy, rasterizer, scanlineCache, trans, lionShape.Colors, lionShape.PathIndex, lionShape.NumPaths);
}
else
{
double w = widthSlider.Value * transform.GetScale();
LineProfileAnitAlias lineProfile = new LineProfileAnitAlias(w, new gamma_none());
OutlineRenderer outlineRenderer = new OutlineRenderer(imageClippingProxy, lineProfile);
rasterizer_outline_aa rasterizer = new rasterizer_outline_aa(outlineRenderer);
rasterizer.line_join(renderAccurateJoinsCheckBox.Checked ?
rasterizer_outline_aa.outline_aa_join_e.outline_miter_accurate_join
: rasterizer_outline_aa.outline_aa_join_e.outline_round_join);
rasterizer.round_cap(true);
VertexSourceApplyTransform trans = new VertexSourceApplyTransform(lionShape.Path, transform);
rasterizer.RenderAllPaths(trans, lionShape.Colors, lionShape.PathIndex, lionShape.NumPaths);
}
base.OnDraw(graphics2D);
}