public static System.Windows.Point fromMyPointToSystemPoint(Point point)
{
return(new System.Windows.Point(point.X, point.Y));
}
protected override void ProcessContext(Canvas canvas, List <Point> points)
{
if (points.Count < 3)
{
return;
}
var options = new ConstraintOptions();
options.ConformingDelaunay = true;
var quality = new QualityOptions();
quality.MinimumAngle = MinAngel;
quality.MaximumArea = MaxSquare;
var polygon = new TriangleNet.Geometry.Polygon();
points.ForEach(p => polygon.Add(new Vertex(p.X, p.Y)));
for (int i = 0; i < points.Count - 1; i++)
{
polygon.Add(new Segment(new Vertex(points[i].X, points[i].Y), new Vertex(points[i + 1].X, points[i + 1].Y)));
}
Point last = points.LastOrDefault();
Point first = points.FirstOrDefault();
polygon.Add(new Segment(new Vertex(last.X, last.Y), new Vertex(first.X, first.Y)));
var mesh = polygon.Triangulate(options, quality);
this.mesh = mesh;
if (mesh != null)
{
mesh.Refine(quality, true);
}
this.mesh.Renumber();
foreach (ITriangle triangle in mesh.Triangles)
{
Point p1 = new Point
{
X = (triangle.GetVertex(0).X + 1) * 100,
Y = (triangle.GetVertex(0).Y + 1) * 100,
ID = triangle.GetVertex(0).ID
};
Point p2 = new Point
{
X = (triangle.GetVertex(1).X + 1) * 100,
Y = (triangle.GetVertex(1).Y + 1) * 100,
ID = triangle.GetVertex(1).ID
};
Point p3 = new Point
{
X = (triangle.GetVertex(2).X + 1) * 100,
Y = (triangle.GetVertex(2).Y + 1) * 100,
ID = triangle.GetVertex(2).ID
};
Triangle myTriangle = new Triangle
{
Points = new List <Point> {
p1, p2, p3
},
SegmentId = triangle.ID
};
myTriangle.Stroke = Brushes.Black;
myTriangle.MouseEnter += (sender, e) => { MouseEnterAction(sender, e); };
myTriangle.MouseLeave += (sender, e) => { MouseLeaveAction(sender, e); };
myTriangle.MouseDown += (sender, e) => { MouseUp(sender, e); };
if (canvas != null)
{
canvas.Children.Add(myTriangle);
}
}
}