private void CalcLinkSize()
{
if (!_needCalcLinkSize)
{
return;
}
var sizeTmp = Size.Empty;
if (LineElements.Length > 1)
{
var points = new Point[LineElements.Length * 2];
var i = 0;
foreach (var ln in LineElements)
{
points[i] = ln.Point1;
points[i + 1] = ln.Point2;
i += 2;
}
var upper = DiagramUtil.GetUpperPoint(points);
var lower = DiagramUtil.GetLowerPoint(points);
sizeTmp = new Size(lower.X - upper.X, lower.Y - upper.Y);
}
SizeValue = sizeTmp;
_needCalcLinkSize = false;
}
private void UpdateUpperSelectionPoint()
{
//Get upper selecion point
Point[] points = new Point[document.SelectedElements.Count];
int p = 0;
foreach (BaseElement el in document.SelectedElements)
{
points[p] = el.Location;
p++;
}
upperSelPoint = DiagramUtil.GetUpperPoint(points);
}
private void CalcLinkLocation()
{
//CalcLink();
if (!_needCalcLinkLocation)
{
return;
}
var points = new Point[LineElements.Length * 2];
var i = 0;
foreach (var ln in LineElements)
{
points[i] = ln.Point1;
points[i + 1] = ln.Point2;
i += 2;
}
LocationValue = DiagramUtil.GetUpperPoint(points);
_needCalcLinkLocation = false;
}