internal int GetIndexforNewPoint(Point point)
{
int index = 0;
LineGeometry pathGeom;
for (int i = 0; i < path.Count - 1 && index == 0; i++)
{
pathGeom = new LineGeometry(path[i].ToPoint(), path[i + 1].ToPoint());
double tolerance = 2;
tolerance += getThickness();
if (pathGeom.FillContains(point, tolerance, ToleranceType.Absolute))
{
index = i + 1;
}
}
return(index);
}
public bool DotIsOnLine(Dot dot)
{
var ChekDot = new Point(dot.X, dot.Y);
for (int i = 0; i < WireDotList.Count - 1; i++)
{
var A = WireDotList.ElementAt(i);
var B = WireDotList.ElementAt(i + 1);
var start = new Point(A.X, A.Y);
var end = new Point(B.X, B.Y);
var line = new LineGeometry(start, end);
if (line.FillContains(ChekDot, 2, ToleranceType.Absolute))
{
return(true);
}
}
return(false);
}
private bool HitTestDrawing(GeometryDrawing drawing, Point pt)
{
Pen pen = drawing.Pen;
Brush brush = drawing.Brush;
if (pen != null)
{
if (drawing.Geometry.StrokeContains(pen, pt))
{
return(true);
}
Geometry geometry = drawing.Geometry;
LineGeometry line = null;
EllipseGeometry ellipse = null;
RectangleGeometry rectangle = null;
PathGeometry path = null;
if (TryCast.Cast(geometry, out path))
{
if (path.FillContains(pt, 1, ToleranceType.Absolute))
{
return(true);
}
//PathFigureCollection pathFigures = path.Figures;
//int itemCount = pathFigures.Count;
//if (itemCount == 1)
//{
// if (pathFigures[0].IsClosed && path.FillContains(pt))
// {
// return true;
// }
//}
//else
//{
// for (int f = 0; f < itemCount; f++)
// {
// PathFigure pathFigure = pathFigures[f];
// if (pathFigure.IsClosed)
// {
// PathFigureCollection testFigures = new PathFigureCollection();
// testFigures.Add(pathFigure);
// PathGeometry testPath = new PathGeometry();
// testPath.Figures = testFigures;
// if (testPath.FillContains(pt))
// {
// return true;
// }
// }
// }
//}
}
else if (TryCast.Cast(geometry, out line))
{
if (line.FillContains(pt))
{
return(true);
}
}
else if (TryCast.Cast(geometry, out ellipse))
{
if (ellipse.FillContains(pt))
{
return(true);
}
}
else if (TryCast.Cast(geometry, out rectangle))
{
if (rectangle.FillContains(pt))
{
return(true);
}
}
}
else if (brush != null && drawing.Geometry.FillContains(pt))
{
return(true);
}
else if (drawing.Geometry.FillContains(pt))
{
return(true);
}
return(false);
}
