internal void UpdatePolygons(Size layoutSize)
{
// determine side count and orientation
int sides = (int)SidesUpDown.Value;
PolygonOrientation orientation = (OnEdgeToggle.IsChecked == true ?
PolygonOrientation.OnEdge : PolygonOrientation.OnVertex);
// compute side length based on layout size and side count
double layout = Math.Min(layoutSize.Width, layoutSize.Height);
double length = 2.5 * layout / sides;
StandardPolygon = new RegularPolygon(length, sides, orientation);
// determine inflation relative to standard polygon
int inflation = (int)InflationUpDown.Value;
InflatedPolygon = StandardPolygon.Inflate(inflation);
}
private void UpdatePolygons()
{
// determine side count and integral parameters
int sides = (SquareToggle.IsChecked == true ? 4 : 6);
PolygonOrientation orientation = (OnEdgeToggle.IsChecked == true ?
PolygonOrientation.OnEdge : PolygonOrientation.OnVertex);
bool vertexNeighbors = (sides <= 4 ? (VertexNeighborsToggle.IsChecked == true) : false);
// adjust side length based on side count
double length = (double)(160.0 / sides);
StandardPolygon = new RegularPolygon(length, sides, orientation, vertexNeighbors);
InsetPolygon = StandardPolygon.Inflate(-3.0);
// store inset vertices as stream geometry
InsetGeometry = new StreamGeometry();
using (StreamGeometryContext context = InsetGeometry.Open())
InsetPolygon.Draw(context, PointD.Empty, true);
InsetGeometry.Freeze();
// determine valid & default controls
EnableControls(sides, orientation);
}
