public abstract string CanvasGeometryCombine(CanvasGeometryCombine value);
/*
* Set this path to the result of applying the Op to the two specified paths. The resulting path will be constructed from non-overlapping contours. The curve order is reduced where possible so that cubics may be turned into quadratics, and quadratics maybe turned into lines.
* Path1: The first operand (for difference, the minuend)
* Path2: The second operand (for difference, the subtrahend)
*/
public void Op(Path path1, Path path2, CanvasGeometryCombine op)
{
// TODO
}
public CanvasGeometry CombineWith(CanvasGeometry other, Matrix3x2 matrix, CanvasGeometryCombine combineMode)
=> new Combination(this, other)
{
Matrix = matrix,
CombineMode = combineMode,
};
public CanvasGeometry CombineWith(CanvasGeometry otherGeometry, Matrix3x2 otherGeometryTransform, CanvasGeometryCombine combine) => null;
static List <Data.Path> Op(IEnumerable <Data.Path> paths, IEnumerable <Data.Path> otherPaths, CanvasGeometryCombine operation)
{
using CanvasGeometry geom1 = MakeGeometry(paths),
geom2 = MakeGeometry(otherPaths);
using var result = geom1.CombineWith(geom2, Matrix3x2.Identity, operation, float.Epsilon);
var recv = new GeometrySink();
result.SendPathTo(recv);
return(recv.Paths);
}
/*
* Set this path to the result of applying the Op to the two specified paths. The resulting path will be constructed from non-overlapping contours. The curve order is reduced where possible so that cubics may be turned into quadratics, and quadratics maybe turned into lines.
* Path1: The first operand (for difference, the minuend)
* Path2: The second operand (for difference, the subtrahend)
*/
public void Op(Path path1, Path path2, CanvasGeometryCombine op)
{
Contours.Add(new OpContour(path1, path2, op));
}
public OpContour(Path path1, Path path2, CanvasGeometryCombine op)
{
_path1 = path1;
_path2 = path2;
_op = op;
}