public override IBrush GetBrush(byte alpha)
{
if (_canvasRadialGradientBrush is not null)
{
return(_canvasRadialGradientBrush);
}
var startPoint = new Vector((float)_x0, (float)_y0);
var endPoint = new Vector((float)_x1, (float)_y1);
startPoint = LocalMatrix.Transform(startPoint);
endPoint = LocalMatrix.Transform(endPoint);
var x0 = startPoint.X;
var y0 = startPoint.Y;
var x1 = endPoint.X;
var y1 = endPoint.Y;
var r = Math.Sqrt(Math.Pow(x1 - x0, 2) + Math.Pow(y1 - y0, 2));
var ang = Math.Atan2(x1 - x0, y1 - y0);
var percent = _hl;
percent = percent switch
{
public override IBrush GetBrush(byte alpha)
{
if (_canvasRadialGradientBrush == null)
{
var center = new Vector2(_x0, _y0);
center = LocalMatrix.Transform(center);
//
// var properties = new RadialGradientBrushProperties
// {
// RadiusX = _r,
// RadiusY = _r,
// Center = center
// };
//
// var collection = new GradientStopCollection(renderTarget, _canvasGradientStopCollection, Gamma.Linear, ExtendMode.Clamp);
// //TODO: OID: property missed, Same for Linear
//
_canvasRadialGradientBrush = new RadialGradientBrush
{
Radius = _r,
Center = new RelativePoint(center.X, center.Y, RelativeUnit.Relative),
GradientStops = _canvasGradientStopCollection
};
}
_canvasRadialGradientBrush.Opacity = alpha / 255f;
return(_canvasRadialGradientBrush.ToImmutable());
}
public override ICanvasBrush GetBrush(CanvasDevice device, byte alpha)
{
var startPoint = new Vector2(_x0, _y0);
var endPoint = new Vector2(_x1, _y1);
startPoint = LocalMatrix.Transform(startPoint);
endPoint = LocalMatrix.Transform(endPoint);
var canvasLinearGradientBrush = new CanvasLinearGradientBrush(device,
_canvasGradientStopCollection, CanvasEdgeBehavior.Clamp, CanvasAlphaMode.Straight)
{
StartPoint = startPoint,
EndPoint = endPoint,
Opacity = alpha / 255f
};
return(canvasLinearGradientBrush);
}
public override ICanvasBrush GetBrush(CanvasDevice device, byte alpha)
{
var center = new Vector2(_x0, _y0);
center = LocalMatrix.Transform(center);
var canvasRadialGradientBrush = new CanvasRadialGradientBrush(device,
_canvasGradientStopCollection,
CanvasEdgeBehavior.Clamp, CanvasAlphaMode.Straight)
{
Center = center,
Opacity = alpha / 255f,
RadiusX = _r,
RadiusY = _r
};
return(canvasRadialGradientBrush);
}
public override IBrush GetBrush(byte alpha)
{
if (_canvasLinearGradientBrush == null)
{
var startPoint = new Vector((float)_x0, (float)_y0);
var endPoint = new Vector((float)_x1, (float)_y1);
startPoint = LocalMatrix.Transform(startPoint);
endPoint = LocalMatrix.Transform(endPoint);
_canvasLinearGradientBrush = new ImmutableLinearGradientBrush(_canvasGradientStopCollection,
alpha / 255f,
startPoint: new RelativePoint(startPoint.X, startPoint.Y, RelativeUnit.Relative),
endPoint: new RelativePoint(endPoint.X, endPoint.Y, RelativeUnit.Relative));
}
return(_canvasLinearGradientBrush);
}
public override Brush GetBrush(RenderTarget renderTarget, byte alpha)
{
if (_canvasLinearGradientBrush == null || _canvasLinearGradientBrush.IsDisposed)
{
var startPoint = new Vector2(_x0, _y0);
var endPoint = new Vector2(_x1, _y1);
startPoint = LocalMatrix.Transform(startPoint);
endPoint = LocalMatrix.Transform(endPoint);
_canvasLinearGradientBrush = new LinearGradientBrush(renderTarget, new LinearGradientBrushProperties
{
StartPoint = startPoint.ToRaw(),
EndPoint = endPoint.ToRaw(),
}
, new GradientStopCollection(renderTarget, _canvasGradientStopCollection, Gamma.Linear, ExtendMode.Clamp));
}
_canvasLinearGradientBrush.Opacity = alpha / 255f;
return(_canvasLinearGradientBrush);
}
public override IBrush GetBrush(byte alpha)
{
if (_canvasLinearGradientBrush == null)
{
var startPoint = new Vector2(_x0, _y0);
var endPoint = new Vector2(_x1, _y1);
startPoint = LocalMatrix.Transform(startPoint);
endPoint = LocalMatrix.Transform(endPoint);
_canvasLinearGradientBrush = new LinearGradientBrush
{
StartPoint = new RelativePoint(startPoint.X, startPoint.Y, RelativeUnit.Relative),
EndPoint = new RelativePoint(endPoint.X, endPoint.Y, RelativeUnit.Relative),
GradientStops = _canvasGradientStopCollection
};
}
_canvasLinearGradientBrush.Opacity = alpha / 255f;
return(_canvasLinearGradientBrush.ToImmutable());
}
public override Brush GetBrush(RenderTarget renderTarget, byte alpha)
{
if (_canvasRadialGradientBrush == null || _canvasRadialGradientBrush.IsDisposed)
{
var center = new Vector2(_x0, _y0);
center = LocalMatrix.Transform(center);
var properties = new RadialGradientBrushProperties
{
RadiusX = _r,
RadiusY = _r,
Center = center
};
var collection = new GradientStopCollection(renderTarget, _canvasGradientStopCollection, Gamma.Linear, ExtendMode.Clamp);
//TODO: OID: property missed, Same for Linear
_canvasRadialGradientBrush = new RadialGradientBrush(renderTarget, properties, collection);
}
_canvasRadialGradientBrush.Opacity = alpha / 255f;
return(_canvasRadialGradientBrush);
}
