public void Draw(CustomTreeNode node, bool isSelected)
{
double nodeSizeHalf = settings.NodeSize / 2.0f;
double segmentHeightHalf = settings.SegmentHeight / 2.0f;
double x, y;
GetXY(node, out x, out y);
// has at least one child
if (node.ChildrenCount > 0)
{
// has at least one children draw half of vertical line above
actualDrawer.DrawLine(x,
x,
y - segmentHeightHalf,
y);
// more children
if (node.ChildrenCount > 1)
{
// horizonatal line
actualDrawer.DrawLine(x,
x + settings.SegmentWidth * node.ChildrenWidth,
y - segmentHeightHalf,
y - segmentHeightHalf);
}
}
// not root draw half of vertical line bellow
if (node.TopPadding > 0)
{
actualDrawer.DrawLine(x,
x,
y + settings.NodeSize,
y + settings.NodeSize + segmentHeightHalf + (settings.SegmentHeight + settings.NodeSize) * (node.Id - node.ParentId - 1));
}
if (isSelected)
{
actualDrawer.DrawWholeLineSelected(y - segmentHeightHalf, settings.SegmentHeight + settings.NodeSize);
}
actualDrawer.DrawNode(x - nodeSizeHalf,
y,
settings.NodeSize,
false, node.Info);
}
