public void DrawPath <TPixel>(TestImageProvider <TPixel> provider, string colorName, byte alpha, float thickness)
where TPixel : unmanaged, IPixel <TPixel>
{
var linearSegment = new LinearLineSegment(
new Vector2(10, 10),
new Vector2(200, 150),
new Vector2(50, 300));
var bezierSegment = new CubicBezierLineSegment(
new Vector2(50, 300),
new Vector2(500, 500),
new Vector2(60, 10),
new Vector2(10, 400));
var ellipticArcSegment1 = new EllipticalArcLineSegment(80, 425, (float)Math.Sqrt(5525), 40, (float)(Math.Atan2(25, 70) * 180 / Math.PI), -90, -180, Matrix3x2.Identity);
var ellipticArcSegment2 = new EllipticalArcLineSegment(150, 520, 140, 70, 0, 180, 360, Matrix3x2.Identity);
var path = new Path(linearSegment, bezierSegment, ellipticArcSegment1, ellipticArcSegment2);
Rgba32 rgba = TestUtils.GetColorByName(colorName);
rgba.A = alpha;
Color color = rgba;
FormattableString testDetails = $"{colorName}_A{alpha}_T{thickness}";
provider.RunValidatingProcessorTest(
x => x.Draw(color, thickness, path),
testDetails,
appendPixelTypeToFileName: false,
appendSourceFileOrDescription: false);
}
public void ContainsStartAndEnd()
{
var segment = new EllipticalArcLineSegment(10, 10, 10, 20, 0, 0, 90, Matrix3x2.Identity);
IReadOnlyList <PointF> points = segment.Flatten().ToArray();
Assert.Equal(10, points[0].X, 5);
Assert.Equal(30, points[0].Y, 5);
Assert.Equal(20, segment.EndPoint.X, 5);
Assert.Equal(10, segment.EndPoint.Y, 5);
}
public void CheckZeroRadii()
{
IReadOnlyCollection <PointF> xRadiusZero = new EllipticalArcLineSegment(20, 10, 0, 20, 0, 0, 360, Matrix3x2.Identity).Flatten().ToArray();
IReadOnlyCollection <PointF> yRadiusZero = new EllipticalArcLineSegment(20, 10, 30, 0, 0, 0, 360, Matrix3x2.Identity).Flatten().ToArray();
IReadOnlyCollection <PointF> bothRadiiZero = new EllipticalArcLineSegment(20, 10, 0, 0, 0, 0, 360, Matrix3x2.Identity).Flatten().ToArray();
foreach (PointF point in xRadiusZero)
{
Assert.Equal(20, point.X);
}
foreach (PointF point in yRadiusZero)
{
Assert.Equal(10, point.Y);
}
foreach (PointF point in bothRadiiZero)
{
Assert.Equal(20, point.X);
Assert.Equal(10, point.Y);
}
}
