public string StrokeCap(CompositionStrokeCap value)
{
const string typeName = nameof(CompositionStrokeCap);
return value switch
{
CompositionStrokeCap.Flat => $"{typeName}{ScopeResolve}Flat",
CompositionStrokeCap.Square => $"{typeName}{ScopeResolve}Square",
CompositionStrokeCap.Round => $"{typeName}{ScopeResolve}Round",
CompositionStrokeCap.Triangle => $"{typeName}{ScopeResolve}Triangle",
_ => throw new InvalidOperationException(),
};
}
private void DrawShapeGeometry(CompositionGeometry geometry, IShape shape)
{
CompositionSpriteShape spriteShape = _compositor.CreateSpriteShape(geometry);
IBrush?fill = shape.Fill;
if (fill != null)
{
spriteShape.FillBrush = fill.ToCompositionBrush(_compositor);
}
IBrush?stroke = shape.Stroke;
if (stroke != null)
{
spriteShape.StrokeBrush = stroke.ToCompositionBrush(_compositor);
spriteShape.StrokeThickness = (float)shape.StrokeThickness;
CompositionStrokeCap strokeCap = shape.StrokeLineCap switch
{
PenLineCap.Flat => CompositionStrokeCap.Flat,
PenLineCap.Round => CompositionStrokeCap.Round,
PenLineCap.Square => CompositionStrokeCap.Square,
_ => throw new InvalidOperationException($"Unknown PenLineCap value {shape.StrokeLineCap}")
};
spriteShape.StrokeStartCap = strokeCap;
spriteShape.StrokeEndCap = strokeCap;
spriteShape.StrokeLineJoin = shape.StrokeLineJoin switch
{
PenLineJoin.Miter => CompositionStrokeLineJoin.Miter,
PenLineJoin.Bevel => CompositionStrokeLineJoin.Bevel,
PenLineJoin.Round => CompositionStrokeLineJoin.Round,
_ => throw new InvalidOperationException($"Unknown PenLineJoin value {shape.StrokeLineJoin}")
};
// TODO: Check that miter limit definition matches StandardUI (half thickness vs full thickness)
spriteShape.StrokeMiterLimit = (float)shape.StrokeMiterLimit;
// TODO: Handle dash pattern
}
if (_shapeVisual == null)
{
_shapeVisual = _compositor.CreateShapeVisual();
}
_shapeVisual.Shapes.Add(spriteShape);
}
public string StrokeCap(CompositionStrokeCap value)
{
const string typeName = nameof(CompositionStrokeCap);
switch (value)
{
case CompositionStrokeCap.Flat: return($"{typeName}{ScopeResolve}Flat");
case CompositionStrokeCap.Square: return($"{typeName}{ScopeResolve}Square");
case CompositionStrokeCap.Round: return($"{typeName}{ScopeResolve}Round");
case CompositionStrokeCap.Triangle: return($"{typeName}{ScopeResolve}Triangle");
default: throw new InvalidOperationException();
}
}
