private static ColorBgra GetBasisColor(RecolorToolChanges changes, IRenderer <ColorBgra> sampleSource)
{
PointInt32 pt = PointDouble.Truncate(changes.InputPoints.First <BrushInputPoint>().Location);
if (sampleSource.Bounds <ColorBgra>().Contains(pt))
{
return(sampleSource.GetPointSlow(pt));
}
return(ColorBgra.TransparentBlack);
}
private static void SnapMouseCanvasPoints(ShapeSnappingOption snappingOption, PointDouble startPoint, PointDouble endPoint, out PointDouble snappedStartPoint, out PointDouble snappedEndPoint)
{
switch (snappingOption)
{
case ShapeSnappingOption.None:
snappedStartPoint = startPoint;
snappedEndPoint = endPoint;
return;
case ShapeSnappingOption.RectangleCorners:
SnapMouseCanvasCoordinatesToRectangleCorners(startPoint, endPoint, out snappedStartPoint, out snappedEndPoint);
return;
case ShapeSnappingOption.PixelCenters:
snappedStartPoint = PointDouble.Truncate(startPoint) + new VectorDouble(0.5, 0.5);
snappedEndPoint = PointDouble.Truncate(endPoint) + new VectorDouble(0.5, 0.5);
return;
}
throw ExceptionUtil.InvalidEnumArgumentException <ShapeSnappingOption>(snappingOption, "snappingOption");
}
protected override CloneStampToolChanges CreateChanges(IEnumerable <KeyValuePair <string, object> > drawingSettingsValues, IEnumerable <BrushInputPoint> inputPoints, MouseButtonState rightButtonState)
{
WhichUserColor whichUserColor = (rightButtonState == MouseButtonState.Pressed) ? WhichUserColor.Secondary : WhichUserColor.Primary;
int anchorLayerIndex = this.GetAnchorLayerIndex();
PointDouble pt = (PointDouble) - this.GetStaticData().anchorOffset;
return(new CloneStampToolChanges(drawingSettingsValues, whichUserColor, inputPoints, anchorLayerIndex, PointDouble.Truncate(pt)));
}
private PointDouble RoundMouseCanvasPoint(PointDouble pt) => PointDouble.Truncate(pt);
protected PointDouble SnapPoint(PointDouble canvasPoint) => PointDouble.Truncate(canvasPoint);