private void FormMain_MouseMove(object sender, MouseEventArgs e)
{
if (drawing)
{
myTree.Delta(myTree.selectNode, myTree.selectNode.x - e.X, myTree.selectNode.y - e.Y);
}
else
{
myTree.DeSelect(myTree.top);
myTree.selectNode = myTree.FindNode(myTree.top, e.X, e.Y);
if (myTree.selectNode != null)
{
myTree.selectNode.visit = true;
}
}
MyDraw();
}
