public TPolygon(TPoint LeftTopCorner, SizeF Size)
{
this.Dots = new TPoint[4];
this[0] = new Zones.TPoint(LeftTopCorner.X, LeftTopCorner.Y);
this[1] = new Zones.TPoint(LeftTopCorner.X + Size.Width, LeftTopCorner.Y);
this[2] = new Zones.TPoint(LeftTopCorner.X + Size.Width, LeftTopCorner.Y + Size.Height);
this[3] = new Zones.TPoint(LeftTopCorner.X, LeftTopCorner.Y + Size.Height);
}
private void Form1_Load(object sender, EventArgs e)
{
FormPoly = new Zones.TPolygon();
FormPoly.Dots = new Zones.TPoint[4];
FormPoly[0] = new Zones.TPoint(0, 0);
FormPoly[1] = new Zones.TPoint(170, 0);
FormPoly[2] = new Zones.TPoint(170, 170);
FormPoly[3] = new Zones.TPoint(0, 170);
}
private Zones.TPolygon GetPlitka90(PointF StartX, SizeF Plitka)
{
double x2 = StartX.X + Plitka.Width;
double y2 = StartX.Y + Plitka.Height;
Zones.TPolygon plb = new Zones.TPolygon(4);
plb[0] = new Zones.TPoint(StartX.X, StartX.Y);
plb[1] = new Zones.TPoint(x2, StartX.Y);
plb[2] = new Zones.TPoint(x2, y2);
plb[3] = new Zones.TPoint(StartX.X, y2);
return(plb);
}
private Zones.TPolygon[] CalcOutOfBoundsPoly(Zones.TPolygon Tile, Zones.TPolygon BoxRect, ClipperLib.ClipType clipType)
{
List <List <ClipperLib.IntPoint> > subj = new List <List <ClipperLib.IntPoint> >();
subj.Add(new List <ClipperLib.IntPoint>());
for (int i = 0; i < Tile.Dots.Length; i++)
{
subj[0].Add(new ClipperLib.IntPoint((long)Tile[i].X, (long)Tile[i].Y));
}
List <List <ClipperLib.IntPoint> > clip = new List <List <ClipperLib.IntPoint> >();
clip.Add(new List <ClipperLib.IntPoint>(4));
for (int i = 0; i < BoxRect.Dots.Length; i++)
{
clip[0].Add(new ClipperLib.IntPoint((long)BoxRect[i].X, (long)BoxRect[i].Y));
}
List <ClipperLib.ExPolygon> solution = new List <ClipperLib.ExPolygon>();
ClipperLib.Clipper c = new ClipperLib.Clipper();
c.AddPolygons(clip, ClipperLib.PolyType.ptSubject);
c.AddPolygons(subj, ClipperLib.PolyType.ptClip);
bool res = (c.Execute(clipType, solution)); // , ClipperLib.PolyFillType.pftEvenOdd, ClipperLib.PolyFillType.pftEvenOdd
if (res)
{
if (solution.Count > 0)
{
List <Zones.TPolygon> pols = new List <Zones.TPolygon>();
for (int s = 0; s < solution.Count; s++)
{
Zones.TPolygon poly = new Zones.TPolygon((ushort)solution[s].outer.Count);
for (int i = 0; i < poly.Dots.Length; i++)
{
poly[i] = new Zones.TPoint((double)solution[s].outer[i].X, (double)solution[s].outer[i].Y);
}
pols.Add(poly);
}
;
return(pols.ToArray());
}
}
;
return(null);
}
private Zones.TPolygon GetPlitka45(PointF StartPoint, SizeF Plitka)
{
double r2 = Math.Sqrt(2);
double x1 = StartPoint.X;
double x2 = (double)(StartPoint.X + Plitka.Width * r2 / 2.0);
double x3 = (double)(StartPoint.X + Plitka.Width * r2);
double y1 = StartPoint.Y;
double y2 = (double)(StartPoint.Y - Plitka.Height * r2 / 2.0);
double y4 = (double)(StartPoint.Y + Plitka.Height * r2 / 2.0);
Zones.TPolygon plb = new Zones.TPolygon(4);
plb[0] = new Zones.TPoint(x1, y1);
plb[1] = new Zones.TPoint(x2, y2);
plb[2] = new Zones.TPoint(x3, y1);
plb[3] = new Zones.TPoint(x2, y4);
return(plb);
}