//
// Append subtraction to this current problem.
//
public static FigSynthProblem AppendAddition(FigSynthProblem that, FigSynthProblem toAppend)
{
BinarySynthOperation binaryAppend = toAppend as BinarySynthOperation;
if (binaryAppend == null)
{
return(null);
}
if (that is AdditionSynth)
{
// Verify that the external form of that matches with the LHS of toAppend.
Polygon testPoly = Polygon.MakePolygon(that.GetExteriorSegments());
if (!testPoly.StructurallyEquals((binaryAppend.leftProblem as UnarySynth).figure))
{
throw new ArgumentException("Exterior polygons do not match: " + (binaryAppend.leftProblem as UnarySynth).figure);
}
}
// Create the new synth object
AdditionSynth newSum = new AdditionSynth(that.Copy(), (binaryAppend.rightProblem as UnarySynth).figure);
// The open regions that may be modified consist of a union of regions.
List <AtomicRegion> newOpenRegions = new List <AtomicRegion>(that.openRegions);
newOpenRegions.AddRange(toAppend.openRegions);
newSum.SetOpenRegions(newOpenRegions);
return(newSum);
}
public override FigSynthProblem Copy()
{
AdditionSynth copy = new AdditionSynth(this.leftProblem.Copy(), this.rightProblem.Copy());
copy.SetOpenRegions(new List <AtomicRegion>(this.openRegions));
return(copy);
}
public override FigSynthProblem Copy()
{
AdditionSynth copy = new AdditionSynth(this.leftProblem.Copy(), this.rightProblem.Copy());
copy.SetOpenRegions(new List<AtomicRegion>(this.openRegions));
return copy;
}
//
// A symmetric scenario is one in which:
// 1) The inner shapes are congruent
// 2) The remaining atomic regions match 1-1.
//
public override bool IsSymmetricTo(FigSynthProblem that)
{
AdditionSynth addSynth = that as AdditionSynth;
if (addSynth == null)
{
return(false);
}
// The atomic regions have to match 1-1 and onto.
return(base.IsSymmetricTo(that));
}
//
// Used by Square and Rectangle
//
public static FigSynthProblem MakeAdditionProblem(Figure outerShape, Figure appended)
{
if (outerShape.Contains(appended) || appended.Contains(outerShape) || outerShape.Overlaps(appended))
{
return(null);
}
AdditionSynth addSynth = new AdditionSynth(outerShape, appended);
List <AtomicRegion> atoms = new List <AtomicRegion>();
atoms.Add(outerShape.GetFigureAsAtomicRegion());
atoms.Add(appended.GetFigureAsAtomicRegion());
addSynth.SetOpenRegions(atoms);
return(addSynth);
}
//
// Used by Square and Rectangle
//
public static FigSynthProblem MakeAdditionProblem(Figure outerShape, Figure appended)
{
if (outerShape.Contains(appended) || appended.Contains(outerShape) || outerShape.Overlaps(appended)) return null;
AdditionSynth addSynth = new AdditionSynth(outerShape, appended);
List<AtomicRegion> atoms = new List<AtomicRegion>();
atoms.Add(outerShape.GetFigureAsAtomicRegion());
atoms.Add(appended.GetFigureAsAtomicRegion());
addSynth.SetOpenRegions(atoms);
return addSynth;
}
//
// Append subtraction to this current problem.
//
public static FigSynthProblem AppendAddition(FigSynthProblem that, FigSynthProblem toAppend)
{
BinarySynthOperation binaryAppend = toAppend as BinarySynthOperation;
if (binaryAppend == null) return null;
if (that is AdditionSynth)
{
// Verify that the external form of that matches with the LHS of toAppend.
Polygon testPoly = Polygon.MakePolygon(that.GetExteriorSegments());
if (!testPoly.StructurallyEquals((binaryAppend.leftProblem as UnarySynth).figure))
{
throw new ArgumentException("Exterior polygons do not match: " + (binaryAppend.leftProblem as UnarySynth).figure);
}
}
// Create the new synth object
AdditionSynth newSum = new AdditionSynth(that.Copy(), (binaryAppend.rightProblem as UnarySynth).figure);
// The open regions that may be modified consist of a union of regions.
List<AtomicRegion> newOpenRegions = new List<AtomicRegion>(that.openRegions);
newOpenRegions.AddRange(toAppend.openRegions);
newSum.SetOpenRegions(newOpenRegions);
return newSum;
}