internal override void OnPaint(PaintEventArgs e)
{
if (m_parentNode == null || m_childNode == null)
{
return;
}
Graphics gc = e.Graphics;
Point parentPoint = m_treeViewer.GetRectangle(m_parentNode).GetChildPoint();
Point childPoint = m_treeViewer.GetRectangle(m_childNode).GetParentPoint();
if (m_treeViewer.IsObservingRuntimePack())
{
BTTreeRuntimePack.RuntimeState parentState = m_treeViewer.GetRuntimeState(m_parentNode);
BTTreeRuntimePack.RuntimeState childState = m_treeViewer.GetRuntimeState(m_childNode);
if (parentState != BTTreeRuntimePack.RuntimeState.Norun &&
childState != BTTreeRuntimePack.RuntimeState.Norun)
{
Pen pen = TrueDrawPen;
if (parentState == BTTreeRuntimePack.RuntimeState.False &&
childState == BTTreeRuntimePack.RuntimeState.False)
{
pen = FalseDrawPen;
}
gc.DrawLine(pen, m_treeViewer.GetDrawPosition(parentPoint),
m_treeViewer.GetDrawPosition(childPoint));
}
}
gc.DrawLine(Pens.Black, m_treeViewer.GetDrawPosition(parentPoint),
m_treeViewer.GetDrawPosition(childPoint));
}
/**
* @brief draw the debug trail of the rectangle
**/
protected void DrawDebugTrail(Graphics _gc, Rectangle _rect)
{
if (m_treeViewer.IsObservingRuntimePack())
{
BTTreeRuntimePack.RuntimeState state = m_treeViewer.GetRuntimeState(m_node);
Point location = new Point(_rect.Location.X - runStateBorderWidth,
_rect.Location.Y - runStateBorderWidth);
Size size = new Size(_rect.Size.Width + 2 * runStateBorderWidth,
_rect.Size.Height + 2 * runStateBorderWidth);
Rectangle rect = new Rectangle(location, size);
if (state == BTTreeRuntimePack.RuntimeState.True)
{
_gc.FillRectangle(TrueFillBrush, rect);
}
else if (state == BTTreeRuntimePack.RuntimeState.False)
{
_gc.FillRectangle(FalseFillBrush, rect);
}
}
}