public void DrawLine(
IElement element,
IFrameContext context,
PxPoint point1,
PxPoint point2,
Stroke strokeStyle
)
{
if (strokeStyle.Width <= 0)
{
return;
}
var strokeBrush = CreateBrush(element, context, strokeStyle.Brush, strokeStyle.Opacity);
if (strokeBrush == null)
{
return;
}
var dx = Math.Abs(point1.X - point2.X);
var dy = Math.Abs(point1.Y - point2.Y);
if (MathEx.IsZero((float)Math.Sqrt((dx * dx) + (dy * dy))))
{
return;
}
Target.DrawLine(
point1.ToDx(),
point2.ToDx(),
strokeBrush,
strokeStyle.Width,
GetStrokeStyle(strokeStyle)
);
}
public void BeginPath(D2D1.GeometrySink state, PxPoint point0, bool bFilled)
{
state.BeginFigure(
point0.ToDx(),
D2D1.FigureBegin.Filled
);
}
public void CreateQuadSegment(D2D1.GeometrySink state, PxPoint point0, PxPoint point1, PxPoint point2)
{
state.AddQuadraticBezier(new D2D1.QuadraticBezierSegment()
{
Point1 = point1.ToDx(),
Point2 = point2.ToDx()
});
}
public void CreateBezierSegment(D2D1.GeometrySink state, PxPoint point0, PxPoint point1, PxPoint point2, PxPoint point3)
{
state.AddBezier(new D2D1.BezierSegment()
{
Point1 = point1.ToDx(),
Point2 = point2.ToDx(),
Point3 = point3.ToDx()
});
}
public void CreateArcSegment(D2D1.GeometrySink state, PxPoint point0, PxPoint point1, bool isLargeArc, float axisRotation, float radiusX, float radiusY, bool sweepClockwise)
{
state.AddArc(new D2D1.ArcSegment()
{
ArcSize = isLargeArc ? D2D1.ArcSize.Large : D2D1.ArcSize.Small,
Point = point1.ToDx(),
RotationAngle = axisRotation,
Size = new DX.Size2F(radiusX, radiusY),
SweepDirection = sweepClockwise
? D2D1.SweepDirection.Clockwise
: D2D1.SweepDirection.CounterClockwise
});
}
public void CreateLineSegment(D2D1.GeometrySink state, PxPoint point0, PxPoint point1)
{
state.AddLine(point1.ToDx());
}