public void shiftUp(float offsetY)
{
this.NodeLocation = new PointF(this.NodeLocation.X, this.NodeLocation.Y - offsetY);
if (this.OutConnector.EndNode == null || this is DecisionNode)
{
return;
}
if (this is HolderNode)
{
if (this.ParentNode is IfElseNode)
{
IfElseNode pNode = this.ParentNode as IfElseNode;
PointF preLocation = pNode.MiddleNode.NodeLocation;
pNode.balanceHolderNodes();
if (pNode.MiddleNode.NodeLocation.Y == preLocation.Y)
{
return;
}
}
else if (this.ParentNode is IfNode)
{
IfNode pNode = (this.ParentNode as IfNode);
pNode.MiddleNode.NodeLocation = new PointF(pNode.MiddleNode.connectedShape().Location.X, pNode.BackNode.NodeLocation.Y);
}
this.ParentNode.OutConnector.EndNode.shiftUp(offsetY);
}
else
{
this.OutConnector.EndNode.shiftUp(offsetY);
}
}
//used to shift nodes up offsetY is how much to shift up
public void shiftUp(float offsetY)
{
NodeLocation = new PointF(NodeLocation.X, NodeLocation.Y - offsetY);
if (OutConnector.EndNode == null || this is DecisionNode)
{
return;
}
if (this is HolderNode) //what about middleNode shift
{
//to decide shifting middle node or not
if (this.ParentNode is IfElseNode)
{
IfElseNode pNode = this.ParentNode as IfElseNode;
PointF preLocation = pNode.MiddleNode.NodeLocation;
pNode.balanceHolderNodes();
if (pNode.MiddleNode.NodeLocation.Y == preLocation.Y)
{
return; //thus don't shift the node after parent node
}
}
//shifting middle node
else if (this.ParentNode is IfNode)
{
IfNode pNode = (this.ParentNode as IfNode);
pNode.MiddleNode.NodeLocation = new PointF(pNode.MiddleNode.connectedShape().Location.X, pNode.BackNode.NodeLocation.Y);
}
this.ParentNode.OutConnector.EndNode.shiftUp(offsetY);
}
else
{
OutConnector.EndNode.shiftUp(offsetY);
}
}