public static PointF GetWorldPointF(this IConvertWorldView t, PointF viewLocation)
{
Matrix matrix = t.GetWorldToViewMatrix();
matrix.Invert();
return(matrix.TransformPoint(viewLocation));
}
public static Rectangle GetViewRect(this IConvertWorldView t, RectangleF worldRect)
{
PointF pt = worldRect.Location;
PointF ptRB = new PointF(worldRect.Right, worldRect.Bottom);
PointF[] pts = new PointF[] { pt, ptRB };
Matrix matrix = t.GetWorldToViewMatrix();
matrix.TransformPoints(pts);
return(Rectangle.FromLTRB((int)pts[0].X, (int)pts[0].Y, (int)pts[1].X, (int)pts[1].Y).NormalizeRect());
}
public static PointF GetViewPointF(this IConvertWorldView t, PointF worldLocation)
{
Matrix matrix = t.GetWorldToViewMatrix();
return(matrix.TransformPoint(worldLocation));
}
