public void DrawPolygon(SvgPolygon svgPolygon, bool ignoreDisplay)
{
if (!CanDraw(svgPolygon, ignoreDisplay))
{
return;
}
_skCanvas.Save();
var skMatrix = SkiaUtil.GetSKMatrix(svgPolygon.Transforms);
SetTransform(skMatrix);
SetClipPath(svgPolygon, _disposable);
var skPaintOpacity = SetOpacity(svgPolygon, _disposable);
var skPaintFilter = SetFilter(svgPolygon, _disposable);
var skPath = SkiaUtil.ToSKPath(svgPolygon.Points, svgPolygon.FillRule, true, _disposable);
if (skPath != null && !skPath.IsEmpty)
{
var skBounds = skPath.Bounds;
if (SkiaUtil.IsValidFill(svgPolygon))
{
var skPaint = SkiaUtil.GetFillSKPaint(svgPolygon, _skSize, skBounds, _disposable);
_skCanvas.DrawPath(skPath, skPaint);
}
if (SkiaUtil.IsValidStroke(svgPolygon))
{
var skPaint = SkiaUtil.GetStrokeSKPaint(svgPolygon, _skSize, skBounds, _disposable);
_skCanvas.DrawPath(skPath, skPaint);
}
DrawMarkers(svgPolygon, skPath);
}
if (skPaintFilter != null)
{
_skCanvas.Restore();
}
if (skPaintOpacity != null)
{
_skCanvas.Restore();
}
_skCanvas.Restore();
}
void DrawGraph(SKCanvas canvas, SKPaint paint, DGraph2 graph, Func <Vector2d, SKPoint> mapF)
{
Colorf color = Colorf.Red;
if (Colors.ContainsKey(graph))
{
color = Colors[graph];
}
paint.Color = SkiaUtil.Color(color);
SKPath path = SkiaUtil.ToSKPath(graph, mapF);
paint.StrokeWidth = 2;
canvas.DrawPath(path, paint);
paint.StrokeWidth = 1;
//paint.Color = SKColors.Black;
foreach (Vector2d v in graph.Vertices())
{
SKPoint c = mapF(v);
canvas.DrawCircle(c.X, c.Y, 3.0f, paint);
}
}
void DrawPolygon(SKCanvas canvas, SKPaint paint, GeneralPolygon2d poly, Func <Vector2d, SKPoint> mapF)
{
Colorf color = Colorf.Red;
if (Colors.ContainsKey(poly))
{
color = Colors[poly];
}
paint.Color = SkiaUtil.Color(color);
SKPath path = SkiaUtil.ToSKPath(poly, mapF);
paint.StrokeWidth = 2;
canvas.DrawPath(path, paint);
//paint.Color = SKColors.Orange;
paint.StrokeWidth = 1;
foreach (Vector2d v in poly.AllVerticesItr())
{
SKPoint c = mapF(v);
canvas.DrawCircle(c.X, c.Y, 3.0f, paint);
}
}
