public virtual void OnRangeChanging(RangeEventArgs e)
{
if (RangeChanging != null)
RangeChanging(this, e);
}
protected override void OnMouseMove(MouseEventArgs e)
{
if (this.Enabled)
{
base.OnMouseMove(e);
RangeEventArgs eEventArgs = new RangeEventArgs();
if (thumbRectL.Contains(e.X, e.Y) || thumbRectR.Contains(e.X, e.Y))
{
if (this.Orientation == Orientation.Horizontal)
this.Cursor = Cursors.Hand;
else
this.Cursor = Cursors.Hand;
}
else if (elapsedRect.Contains(e.X, e.Y))
{
if (this.Orientation == Orientation.Horizontal)
this.Cursor = Cursors.Hand;
else
this.Cursor = Cursors.Hand;
}
else
{
this.Cursor = Cursors.Arrow;
}
if (e.Button == MouseButtons.Left)
{
if (MoveLMark)
{
if (_orientation == Orientation.Horizontal)
PosL = e.X;
else
PosL = e.Y;
if (PosL < XPosMin)
PosL = XPosMin;
if (PosL > XPosMax)
PosL = XPosMax;
if (PosR < PosL)
PosR = PosL;
Pos2Range();
Invalidate(true);
}
else if (MoveRMark)
{
if (_orientation == Orientation.Horizontal)
PosR = e.X;
else
PosR = e.Y;
if (PosR > XPosMax)
PosR = XPosMax;
if (PosR < XPosMin)
PosR = XPosMin;
if (PosL > PosR)
PosL = PosR;
Pos2Range();
Invalidate(true);
}
else if (MoveMMark)
{
if (_dynamicMove)
{
if (_orientation == Orientation.Horizontal)
PosMd = e.X;
else
PosMd = e.Y;
if (PosMd - XPosMin_PosM < XPosMin)
{
PosMd = XPosMin + XPosMin_PosM;
PosL = XPosMin;
PosR = XPosMin + XPosMin_PosM;
}
if (PosMd + PosM_XPosMax > XPosMax)
{
PosMd = XPosMax - PosM_XPosMax;
PosR = XPosMax;
PosL = XPosMax - PosM_XPosMax;
}
Pos2Range();
Invalidate(true);
}
}
eEventArgs.ValueMin = _valueMin;
eEventArgs.ValueMax = _valueMax;
OnRangeChanging(eEventArgs);
}
}
}
protected override void OnMouseUp(MouseEventArgs e)
{
if (this.Enabled)
{
base.OnMouseUp(e);
RangeEventArgs eEventArgs = new RangeEventArgs();
this.Capture = false;
MoveLMark = false;
MoveRMark = false;
MoveMMark = false;
Invalidate();
eEventArgs.ValueMin = _valueMin;
eEventArgs.ValueMax = _valueMax;
OnRangeChanged(eEventArgs);
}
}
