private GraphicsPath ToGraphicsPath(CodeCell.AgileMap.Core.Feature feature, ICanvas canvas)
{
CodeCell.AgileMap.Core.ShapePolyline ply = feature.Geometry as CodeCell.AgileMap.Core.ShapePolyline;
GeoDo.RSS.Core.DrawEngine.ICoordinateTransform tran = canvas.CoordTransform;
double prjX, prjY;
int screenX, screenY;
GraphicsPath path = new GraphicsPath();
foreach (CodeCell.AgileMap.Core.ShapeLineString line in ply.Parts)
{
PointF[] pts = new PointF[line.Points.Length];
for (int i = 0; i < pts.Length; i++)
{
if (!feature.Projected)
{
tran.Geo2Prj(line.Points[i].X, line.Points[i].Y, out prjX, out prjY);
}
else
{
prjX = line.Points[i].X;
prjY = line.Points[i].Y;
}
tran.Prj2Screen(prjX, prjY, out screenX, out screenY);
pts[i].X = screenX;
pts[i].Y = screenY;
}
path.AddCurve(pts.ToArray());
//path.AddLines();
path.StartFigure();
}
return(path);
}
private GraphicsPath ToGraphicsPath(Feature feature, ICanvas canvas)
{
if (feature == null)
{
return(null);
}
ShapePolygon ply = feature.Geometry as ShapePolygon;
if (ply == null || ply.Rings == null || ply.Rings.Length == 0)
{
return(null);
}
GeoDo.RSS.Core.DrawEngine.ICoordinateTransform tran = canvas.CoordTransform;
double prjX, prjY;
int screenX, screenY;
GraphicsPath path = new GraphicsPath();
foreach (ShapeRing ring in ply.Rings)
{
PointF[] pts = new PointF[ring.Points.Length];
if (pts == null || pts.Length == 0)
{
continue;
}
for (int i = 0; i < pts.Length; i++)
{
if (!feature.Projected)
{
tran.Geo2Prj(ring.Points[i].X, ring.Points[i].Y, out prjX, out prjY);
}
else
{
prjX = ring.Points[i].X;
prjY = ring.Points[i].Y;
}
tran.Prj2Screen(prjX, prjY, out screenX, out screenY);
pts[i].X = screenX;
pts[i].Y = screenY;
}
path.AddPolygon(pts.ToArray());
}
return(path);
}
