/// <summary>
/// In this class the second parameter is the number of paths
/// </summary>
/// <param name="pathdata"></param>
/// <param name="increment"></param>
/// <returns></returns>
public ShapeCollection CreatePaths(PathData pathdata, double increment)
{
ShapeCollection pc = new ShapeCollection();
pc.PatternName = pathdata.Name;
if (pathdata.PathType == PatternType.barrel)
{
Barrel b = pathdata as Barrel;
RadialOffsetPath path = b.OutlineAsOffsets((int)(1 / increment));
Polygon poly = CreatePolygonFrom(path, b.ToolPosition);
(poly.RenderTransform as CompositeTransform).Rotation = b.Phase;
pc.AddShape(poly);
}
return(pc);
}
/// <summary>
///
/// </summary>
/// <param name="path"></param>
/// <param name="x"></param> X coordinate of starting point
/// <param name="y"></param> Y coordinate of starting point
/// <returns></returns>
public Polygon CreatePolygonFrom(RadialOffsetPath path, double rstart = 0)
{
Polygon p = new Polygon();
CompositeTransform ct = new CompositeTransform();
p.Stroke = new SolidColorBrush(Color.FromArgb(255, 255, 0, 0));
p.RenderTransform = ct;
double lastR = rstart;
for (int i = 0; i < path.NumPoints; i++)
{
double angle = i * path.Increment * 2 * Math.PI;
double r = lastR + path[i];
double x = Math.Round(r * Math.Cos(angle),3);
double y = Math.Round(r * Math.Sin(angle), 3);
Point nxtPoint = new Point(x,y );
p.Points.Add(nxtPoint);
lastR = r;
}
return p;
}
/// <summary>
///
/// </summary>
/// <param name="path"></param>
/// <param name="x"></param> X coordinate of starting point
/// <param name="y"></param> Y coordinate of starting point
/// <returns></returns>
public Polygon CreatePolygonFrom(RadialOffsetPath path, double rstart = 0)
{
Polygon p = new Polygon();
CompositeTransform ct = new CompositeTransform();
p.Stroke = new SolidColorBrush(Color.FromArgb(255, 255, 0, 0));
p.RenderTransform = ct;
double lastR = rstart;
for (int i = 0; i < path.NumPoints; i++)
{
double angle = i * path.Increment * 2 * Math.PI;
double r = lastR + path[i];
double x = Math.Round(r * Math.Cos(angle), 3);
double y = Math.Round(r * Math.Sin(angle), 3);
Point nxtPoint = new Point(x, y);
p.Points.Add(nxtPoint);
lastR = r;
}
return(p);
}
public RadialOffsetPath OutlineAsOffsets(int nsteps)
{
RadialOffsetPath outline = new RadialOffsetPath();
outline.NumPoints = nsteps;
double inc = 1.0 / (nsteps - 1);
outline.Increment = inc;
double r = OffsetAt(0);
double lastR = r;
outline.Add(r);
for (int i = 1; i < nsteps; i++)
{
r = OffsetAt(i * inc);
outline.Add(r - lastR);
lastR = r;
}
return outline;
}
