// Add a polygon. This is managed with a simplelayout object
public void AddPolygon(int ScreenOffsetX, int ScreenOffsetY, int InitialSides, int Radius)
{
if (MostRecentlySelectedHoleGroup == null)
{
return;
}
BoundaryPolygon oPolygon = new BoundaryPolygon();
oPolygon.PointList = new Point3D[InitialSides];
float Angle = 0;
float AngleDelta = (float)Math.PI * 2 / InitialSides;
for (int i = 0; i < InitialSides; i++)
{
Point3D p = new Point3D();
#if DOTNET
float x = (float)Math.Cos(Angle) * Radius;
float y = (float)Math.Sin(Angle) * Radius;
#else
float x = (float)Math.cos(Angle) * Radius;
float y = (float)Math.sin(Angle) * Radius;
#endif
p.X = x;
p.Y = y;
oPolygon.PointList[i] = p;
Angle += AngleDelta;
}
/*
* Create a hole and boundary polygon object
*/
PointF WorldOffset = this.S2W(ScreenOffsetX, ScreenOffsetY);
LayoutHole oHole = new LayoutHole();
oHole.HoleType = "poly";
oHole.HoleTypeIndex = BoundaryPolygonList.Count;
oHole.OffsetX = WorldOffset.X;
oHole.OffsetY = WorldOffset.Y;
AddHoleToHoleGroup(MostRecentlySelectedHoleGroup, oHole);
CurrentlySelectedHole = oHole;
MostRecentlySelectedHole = oHole;
BoundaryPolygonList.Add(oPolygon);
// trigger redraw
DrawShapes();
}
public void DuplicateCurrentHole()
{
if (MostRecentlySelectedHole == null)
{
return;
}
LayoutHole oHole = LayoutHole.CopyFrom(MostRecentlySelectedHole);
// Add at an offset so it will be easy to see
oHole.OffsetX += 10;
oHole.OffsetY += 10;
// Create a new version of the instance of the hole
int ndx = MostRecentlySelectedHole.HoleTypeIndex;
switch (MostRecentlySelectedHole.HoleType)
{
case "ell":
oHole.HoleTypeIndex = BoundaryEllipseList.Count;
BoundaryEllipse e = BoundaryEllipseList.GetFrom(ndx);
BoundaryEllipseList.Add(BoundaryEllipse.CopyFrom(e));
break;
case "rect":
oHole.HoleTypeIndex = BoundaryRectangleList.Count;
BoundaryRectangle r = BoundaryRectangleList.GetFrom(ndx);
BoundaryRectangleList.Add(BoundaryRectangle.CopyFrom(r));
break;
case "poly":
oHole.HoleTypeIndex = BoundaryPolygonList.Count;
BoundaryPolygon p = BoundaryPolygonList.GetFrom(ndx);
BoundaryPolygonList.Add(BoundaryPolygon.CopyFrom(p));
break;
}
// Add the new hole to the hole group
AddHoleToHoleGroup(MostRecentlySelectedHoleGroup, oHole);
// trigger a repaint
DrawShapes();
}