class IGPMustansiriyaMadrasa extends IGPHexagon{

  ArrayList <PVector> vectorsOnInterlockingTriangles;
  PVector[][] cornerPieces;
  PVector[][] sidePieces;
  ArrayList <PVector> middleHexagon;
  IGPMustansiriyaMadrasa(float x, float y, float d){
    super(x, y, d);
    setVectorsOnInterlockingTriangles();
    setVectorsOnInnerHexagon();
    setCornerPieces();
    setSidePieces();
    setMiddleHexagon();
  }

  void setVectorsOnInnerHexagon(){
    vectorsOnInnerHexagon = new ArrayList <PVector> (24);
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(0));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(4), vectorsOnInterlockingTriangles.get(0), baseVectorsOnInnerHexagon.get(0).x, false));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(1));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(1), vectorsOnInterlockingTriangles.get(3), vectorsOnInterlockingTriangles.get(0).x, false));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(2));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(5), vectorsOnInterlockingTriangles.get(1), mid.y+(radius*5/6), true));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(3));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(4), vectorsOnInterlockingTriangles.get(2), mid.y+(radius*5/6), true));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(4));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(0), vectorsOnInterlockingTriangles.get(2), vectorsOnInterlockingTriangles.get(3).x, false));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(5));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(5), vectorsOnInterlockingTriangles.get(3), baseVectorsOnInnerHexagon.get(6).x, false));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(6));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(1), vectorsOnInterlockingTriangles.get(3), baseVectorsOnInnerHexagon.get(6).x, false));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(7));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(0), vectorsOnInterlockingTriangles.get(4), vectorsOnInterlockingTriangles.get(3).x, false));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(8));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(2), vectorsOnInterlockingTriangles.get(4), mid.y-(radius*5/6), true));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(9));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(1), vectorsOnInterlockingTriangles.get(5), mid.y-(radius*5/6), true));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(10));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(3), vectorsOnInterlockingTriangles.get(5), vectorsOnInterlockingTriangles.get(0).x, false));
    vectorsOnInnerHexagon.add(baseVectorsOnInnerHexagon.get(11));
    vectorsOnInnerHexagon.add(getVectorOnExtendedLine(vectorsOnInterlockingTriangles.get(0), vectorsOnInterlockingTriangles.get(2), baseVectorsOnInnerHexagon.get(0).x, false));
  }

  void setVectorsOnInterlockingTriangles(){
    vectorsOnInterlockingTriangles = new ArrayList <PVector> (6);
    vectorsOnInterlockingTriangles.add(getLineIntersection(baseVectorsOnInnerHexagon.get(1), baseVectorsOnInnerHexagon.get(9), baseVectorsOnInnerHexagon.get(11), baseVectorsOnInnerHexagon.get(3)));
    vectorsOnInterlockingTriangles.add(getLineIntersection(baseVectorsOnInnerHexagon.get(1), baseVectorsOnInnerHexagon.get(5), baseVectorsOnInnerHexagon.get(11), baseVectorsOnInnerHexagon.get(3)));
    vectorsOnInterlockingTriangles.add(getLineIntersection(baseVectorsOnInnerHexagon.get(1), baseVectorsOnInnerHexagon.get(5), baseVectorsOnInnerHexagon.get(3), baseVectorsOnInnerHexagon.get(7)));
    vectorsOnInterlockingTriangles.add(getLineIntersection(baseVectorsOnInnerHexagon.get(0), baseVectorsOnInnerHexagon.get(6), baseVectorsOnInnerHexagon.get(3), baseVectorsOnInnerHexagon.get(7)));
    vectorsOnInterlockingTriangles.add(getLineIntersection(baseVectorsOnInnerHexagon.get(2), baseVectorsOnInnerHexagon.get(8), baseVectorsOnInnerHexagon.get(11), baseVectorsOnInnerHexagon.get(7)));
    vectorsOnInterlockingTriangles.add(getLineIntersection(baseVectorsOnInnerHexagon.get(1), baseVectorsOnInnerHexagon.get(9), baseVectorsOnInnerHexagon.get(11), baseVectorsOnInnerHexagon.get(7)));
  }

  void setCornerPieces(){
    cornerPieces = new PVector[6][4];
    PVector[] cornerPiece = new PVector[4];
    cornerPiece[0] = vectorsOnInnerHexagon.get(1);
    cornerPiece[1] = vectorsOnInnerHexagon.get(2);
    cornerPiece[2] = vectorsOnInnerHexagon.get(3);
    cornerPiece[3] = getLineIntersection(vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7), vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21));
    cornerPieces[0] = cornerPiece;
    cornerPiece = new PVector[4];
    cornerPiece[0] = vectorsOnInnerHexagon.get(5);
    cornerPiece[1] = vectorsOnInnerHexagon.get(6);
    cornerPiece[2] = vectorsOnInnerHexagon.get(7);
    cornerPiece[3] = getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7));
    cornerPieces[1] = cornerPiece;
    cornerPiece = new PVector[4];
    cornerPiece[0] = vectorsOnInnerHexagon.get(9);
    cornerPiece[1] = vectorsOnInnerHexagon.get(10);
    cornerPiece[2] = vectorsOnInnerHexagon.get(11);
    cornerPiece[3] = getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15));
    cornerPieces[2] = cornerPiece;
    cornerPiece = new PVector[4];
    cornerPiece[0] = getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15));
    cornerPiece[1] = vectorsOnInnerHexagon.get(13);
    cornerPiece[2] = vectorsOnInnerHexagon.get(14);
    cornerPiece[3] = vectorsOnInnerHexagon.get(15);
    cornerPieces[3] = cornerPiece;
    cornerPiece = new PVector[4];
    cornerPiece[0] = vectorsOnInnerHexagon.get(19);
    cornerPiece[1] = getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23));
    cornerPiece[2] = vectorsOnInnerHexagon.get(17);
    cornerPiece[3] = vectorsOnInnerHexagon.get(18);
    cornerPieces[4] = cornerPiece;
    cornerPiece = new PVector[4];
    cornerPiece[0] = vectorsOnInnerHexagon.get(22);
    cornerPiece[1] = vectorsOnInnerHexagon.get(23);
    cornerPiece[2] = getLineIntersection(vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23));
    cornerPiece[3] = vectorsOnInnerHexagon.get(21);
    cornerPieces[5] = cornerPiece;
  }

  void setSidePieces(){
    sidePieces = new PVector[6][4];
    PVector[] sidePiece = new PVector[4];
    sidePiece[0] = vectorsOnInnerHexagon.get(3);
    sidePiece[1] = vectorsOnInnerHexagon.get(5);
    sidePiece[2] = getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7));
    sidePiece[3] = getLineIntersection(vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7), vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21));
    sidePieces[0] = sidePiece;
    sidePiece = new PVector[4];
    sidePiece[0] = getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7));
    sidePiece[1] = vectorsOnInnerHexagon.get(7);
    sidePiece[2] = vectorsOnInnerHexagon.get(9);
    sidePiece[3] = getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15));
    sidePieces[1] = sidePiece;
    sidePiece = new PVector[4];
    sidePiece[0] = getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15));
    sidePiece[1] = vectorsOnInnerHexagon.get(11);
    sidePiece[2] = vectorsOnInnerHexagon.get(13);
    sidePiece[3] = getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15));
    sidePieces[2] = sidePiece;
    sidePiece = new PVector[4];
    sidePiece[0] = getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23));
    sidePiece[1] = getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15));
    sidePiece[2] = vectorsOnInnerHexagon.get(15);
    sidePiece[3] = vectorsOnInnerHexagon.get(17);
    sidePieces[3] = sidePiece;
    sidePiece = new PVector[4];
    sidePiece[0] = vectorsOnInnerHexagon.get(21);
    sidePiece[1] = getLineIntersection(vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23));
    sidePiece[2] = getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23));
    sidePiece[3] = vectorsOnInnerHexagon.get(19);
    sidePieces[4] = sidePiece;
    sidePiece = new PVector[4];
    sidePiece[0] = vectorsOnInnerHexagon.get(23);
    sidePiece[1] = vectorsOnInnerHexagon.get(1);
    sidePiece[2] = getLineIntersection(vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7), vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21));
    sidePiece[3] = getLineIntersection(vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23));
    sidePieces[5] = sidePiece;
  }

  void setMiddleHexagon(){
    middleHexagon = new ArrayList <PVector> (6);
    middleHexagon.add(getLineIntersection(vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7), vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21)));
    middleHexagon.add(getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7)));
    middleHexagon.add(getLineIntersection(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15)));
    middleHexagon.add(getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15)));
    middleHexagon.add(getLineIntersection(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23)));
    middleHexagon.add(getLineIntersection(vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21), vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23)));
  }

  void createInnerInterlockingTriangles(){
    useStrokeColor();
    useFillColor();
    createLine(vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(15));
    createLine(vectorsOnInnerHexagon.get(7), vectorsOnInnerHexagon.get(17));
    createLine(vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(23));
    createLine(vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(13));
    createLine(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(19));
    createLine(vectorsOnInnerHexagon.get(11), vectorsOnInnerHexagon.get(21));
  }

  void createParallelBorderLines(){
    useStrokeColor();
    useFillColor();
    createLine(vectorsOnInnerHexagon.get(1), vectorsOnInnerHexagon.get(7));
    createLine(vectorsOnInnerHexagon.get(3), vectorsOnInnerHexagon.get(21));
    createLine(vectorsOnInnerHexagon.get(5), vectorsOnInnerHexagon.get(11));
    createLine(vectorsOnInnerHexagon.get(9), vectorsOnInnerHexagon.get(15));
    createLine(vectorsOnInnerHexagon.get(13), vectorsOnInnerHexagon.get(19));
    createLine(vectorsOnInnerHexagon.get(17), vectorsOnInnerHexagon.get(23));
  }

  void createInterlockingTriangles(){
    useStrokeColor();
    useFillColor();
    createInnerTriangle();
    createInnerTriangleTilted(60);
  }

  void createCornerPieces(){
    useStrokeColor();
    useFillColor();
    for(int i=0; i<cornerPieces.length; i++){
      if(cornerPieces[i].length>0){
        beginShape();
        for(int j=0; j<cornerPieces[i].length; j++){
          vertex(cornerPieces[i][j].x, cornerPieces[i][j].y);
        }
        endShape();
      }
    }
  }

  void createSidePieces(){
    useStrokeColor();
    useFillColor();
    for(int i=0; i<sidePieces.length; i++){
      if(sidePieces[i].length>0){
        beginShape();
        for(int j=0; j<sidePieces[i].length; j++){
          vertex(sidePieces[i][j].x, sidePieces[i][j].y);
        }
        endShape();
      }
    }
  }

  void createMiddleHexagon(){
    useStrokeColor();
    useFillColor();
    beginShape();
    for (PVector vector: middleHexagon) {
      vertex(vector.x, vector.y);
    }
    endShape();
  }

  void display(){
    setStrokeColor(new Float[] {0.0, 0.0, 0.0, 0.0});
    setFillColor(new Float[] {1.0, 1.0, 1.0, 1.0});
    createCornerPieces();
    setStrokeColor(new Float[] {0.66, 0.66, 0.8, 0.0});
    setFillColor(new Float[] {0.0, 1.0, 0.0, 1.0});
    createSidePieces();
    setStrokeColor(new Float[] {0.0, 0.0, 0.0, 0.0});
    setFillColor(new Float[] {0.0, 0.0, 1.0, 1.0});
    createMiddleHexagon();
  }

  void displayConstructionLines(){
    super.displayConstructionLines();
    setStrokeColor(new Float[] {0.4, 0.4, 0.8, 1.0});
    createInterlockingTriangles();
    createInnerInterlockingTriangles();
    createParallelBorderLines();
    setStrokeColor(new Float[] {0.8, 0.0, 0.0, 1.0});
    setFillColor(new Float[] {0.8, 0.8, 0.8, 1.0});
    createVectorIndicatorOnInnerHexagon(4);
    setStrokeColor(new Float[] {0.4, 0.4, 0.8, 1.0});
    setFillColor(new Float[] {0.0, 0.0, 0.0, 0.0});
  }

}