private void tracePath(int from, int to, List <VectorLine> lines, List <VectorPath> vp, VectorPath start, List <int> startl)
{
if (from == to)
{
// On the final line
VectorPath ep = new VectorPath(start);
ep.addPoint(lines[to].B);
vp.Add(ep);
return;
}
// Check for intersections
for (int i = 0; i < lines.Count; i++)
{
if ((i != from) && (startl.IndexOf(i) < 0))
{
Vector ip = Vector.Zero;
if (VectorLine.intersect(lines[from], lines[i], ref ip))
{
// Lines intersect!
bool isavalidline = true;
if (isavalidline && (startl.Count > 1) && _VA.nonZero && _VA.inside(ip))
{
isavalidline = false;
}
if (isavalidline && _VB.nonZero && _VB.inside(ip))
{
isavalidline = false;
}
VectorLine nl = new VectorLine(start.list.Last(), ip, VectorLine.LineType.AB);
if (isavalidline && (startl.Count > 1) && _VA.nonZero && _VA.Intersects(nl))
{
isavalidline = false;
}
if (isavalidline && _VB.nonZero && _VB.Intersects(nl))
{
isavalidline = false;
}
if (isavalidline)
{
VectorPath ep = new VectorPath(start);
List <int> startlx = new List <int>(startl);
startlx.Add(i);
ep.addPoint(ip);
tracePath(i, to, lines, vp, ep, startlx);
}
}
}
}
}
public bool inside(VectorRect vr)
{
if ((list == null) || (list.Count < 1))
{
return(false);
}
foreach (Vector v in list)
{
if (!vr.inside(v))
{
return(false);
}
}
return(true);
}
public void selectOnHit(Vector hv, APSelection sel)
{
if (_isNamed)
{
bool selected = false;
foreach (RTIO io in connectedIOs)
{
if (!selected)
{
Vector pstart, pstop, textpos, textdir;
getNamedPoints(io, out pstart, out pstop, out textpos, out textdir);
Vector vv = textpos +
Vector.V(textdir.y, -textdir.x) * owner.Font.Height * owner.scale;
VectorRect vx = VectorRect.containingThreePoints(pstart, pstop, vv);
if (vx.inside(owner.toScreen(hv)))
{
selected = true;
}
}
}
if (selected)
{
foreach (ProcessingConnection pc in connections)
{
pc.selected = true;
}
sel.select(this);
}
}
else
{
updateConnections();
Vector ps = owner.toScreen(hv);
for (int i = 0; i < connections.Count; i++)
{
if (connections[i].bc.linedist(ps) < 10)
{
sel.select(this, i);
}
}
}
}
public void selectOnContained(VectorRect vr, APSelection sel)
{
VectorRect rf;
SystemPanel p = owner;
if (p == null)
{
return;
}
if (_shrinked)
{
Vector dimS = Vector.V(_shrinkSize.Width, _shrinkSize.Height);
rf = VectorRect.FromCenterSize(center, dimS);
}
else
{
rf = VectorRect.FromCenterSize(center, dim);
}
if (vr.inside(rf))
{
sel.select(this);
}
}
protected override void OnMouseWheel(MouseEventArgs e)
{
base.OnMouseWheel(e);
GraphicsUtil.TextPosition titlePos = new GraphicsUtil.TextPosition();
GraphicsUtil.TextPosition valuePos = new GraphicsUtil.TextPosition();
VectorRect bar = new VectorRect();
VectorRect handle = new VectorRect();
Vector vlow = Vector.Zero;
Vector vhigh = Vector.Zero;
getPositions(ref titlePos, ref valuePos, ref bar, ref handle, ref vlow, ref vhigh);
VectorRect vr = VectorRect.containingRects(bar, handle);
if (vr.inside(e.X, e.Y))
{
((HandledMouseEventArgs)e).Handled = true;
if (_logScale)
{
if ((_minVal <= 0) || (_maxVal <= 0) || (_maxVal == _minVal))
{
return;
}
if (_val <= 0)
{
return;
}
double v = Math.Log(_val) + (double)e.Delta / 2000 * (Math.Log(_maxVal) - Math.Log(_minVal));
if (v < Math.Log(_minVal))
{
v = Math.Log(_minVal);
}
if (v > Math.Log(_maxVal))
{
v = Math.Log(_maxVal);
}
_val = Math.Exp(v);
Invalidate();
newValue();
}
else
{
if (_minVal >= _maxVal)
{
return;
}
double v = _val + (double)e.Delta / 2000 * (_maxVal - _minVal);
if (v < _minVal)
{
v = _minVal;
}
if (v > _maxVal)
{
v = _maxVal;
}
_val = v;
Invalidate();
newValue();
}
}
else
{
forwardOnMouseWheel(e);
}
}
// private static double sqr(double s) { return s * s; }
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (e.Button != MouseButtons.Left)
{
return;
}
double scl = scale;
if ((e.X < 0) || (e.X >= Width) || (e.Y < 0) || (e.Y >= Height))
{
return;
}
if (_showValue && e.Y >= Height - 1 - valueFont.Height * scale)
{
// Hit in Value
// Show Value Selector Window
NumericInputWin dw = new NumericInputWin(this,
((_title != null) && (_title.Length > 0)) ? _title : null,
((_unit != null) && (_unit.Length > 0)) ? _unit : null,
getFormat(), true, _minVal, _val, _maxVal, _logScale);
dw.StartPosition = FormStartPosition.Manual;
dw.Location = PointToScreen(e.Location);
dw.ShowDialog();
_val = dw.value;
newValue();
Invalidate();
return;
}
GraphicsUtil.TextPosition titlePos = new GraphicsUtil.TextPosition();
GraphicsUtil.TextPosition valuePos = new GraphicsUtil.TextPosition();
VectorRect bar = new VectorRect();
VectorRect handle = new VectorRect();
Vector vlow = Vector.Zero;
Vector vhigh = Vector.Zero;
getPositions(ref titlePos, ref valuePos, ref bar, ref handle, ref vlow, ref vhigh);
VectorRect vr = VectorRect.containingRects(bar, handle);
if (vr.inside(e.X, e.Y))
{
// Hit in Dial Region
double n = 0;
if (_slideDirection == SlideDirection.Horizontal)
{
n = (e.X - vlow.x) / (vhigh.x - vlow.x);
}
else
{
n = (e.Y - vlow.y) / (vhigh.y - vlow.y);
}
if (n < 0)
{
n = 0;
}
if (n > 1.0)
{
n = 1;
}
if (logScale)
{
if ((_minVal <= 0) || (_maxVal <= 0) || (_minVal == _maxVal))
{
_val = _minVal;
}
else
{
_val = Math.Exp(n * (Math.Log(_maxVal) - Math.Log(_minVal)) + Math.Log(_minVal));
}
}
else
{
_val = n * (_maxVal - _minVal) + _minVal;
}
newValue();
Invalidate();
dragMode = DragMode.Dial;
dragStart = e.Location;
}
else
{
forwardOnMouseDown(e);
}
}