private void CalcLinkSize()
{
if (!needCalcLinkSize)
{
return;
}
Size sizeTmp = Size.Empty;
if (lines.Length > 1)
{
Point[] points = new Point[lines.Length * 2];
int i = 0;
foreach (LineElement ln in lines)
{
points[i] = ln.Point1;
points[i + 1] = ln.Point2;
i += 2;
}
Point upper = DiagramUtil.GetUpperPoint(points);
Point lower = DiagramUtil.GetLowerPoint(points);
sizeTmp = new Size(lower.X - upper.X, lower.Y - upper.Y);
}
size = sizeTmp;
needCalcLinkSize = false;
}
internal CardinalDirection GetDirection()
{
Rectangle rec = new Rectangle(parentElement.Location, parentElement.Size);
Point refPoint = new Point(this.location.X - parentElement.Location.X + (this.size.Width / 2),
this.location.Y - parentElement.Location.Y + (this.size.Height / 2));
return(DiagramUtil.GetDirection(rec, refPoint));
}
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 Size MeasureTextSize()
{
string text = labelTextBox.Text;
Size sizeTmp = Size.Empty;
if (direction == LabelEditDirection.UpDown)
{
sizeTmp = DiagramUtil.MeasureString(text, labelElement.Font, labelTextBox.Size.Width, labelElement.Format);
}
else if (direction == LabelEditDirection.Both)
{
sizeTmp = DiagramUtil.MeasureString(text, labelElement.Font);
}
sizeTmp.Height += 30;
return(sizeTmp);
}
public static void SetTextBoxLocation(BaseElement el, TextBox tb)
{
if (!(el is ILabelElement))
{
return;
}
LabelElement lab = ((ILabelElement)el).Label;
el.Invalidate();
lab.Invalidate();
if (lab.Text.Length > 0)
{
tb.Location = lab.Location;
tb.Size = lab.Size;
}
else
{
string tmpText = "XXXXXXX";
Size sizeTmp = DiagramUtil.MeasureString(tmpText, lab.Font, lab.Size.Width, lab.Format);
if (el is BaseLinkElement)
{
tb.Size = sizeTmp;
tb.Location = new Point(el.Location.X + (el.Size.Width / 2) - (sizeTmp.Width / 2),
el.Location.Y + (el.Size.Height / 2) - (sizeTmp.Height / 2));
}
else
{
sizeTmp.Width = el.Size.Width;
tb.Size = sizeTmp;
tb.Location = new Point(el.Location.X,
el.Location.Y + (el.Size.Height / 2) - (sizeTmp.Height / 2));
}
}
SetTextBoxBorder(tb);
}
private void CalcLinkLocation()
{
//CalcLink();
if (!needCalcLinkLocation)
{
return;
}
Point[] points = new Point[lines.Length * 2];
int i = 0;
foreach (LineElement ln in lines)
{
points[i] = ln.Point1;
points[i + 1] = ln.Point2;
i += 2;
}
location = DiagramUtil.GetUpperPoint(points);
needCalcLinkLocation = false;
}