void DrawSingleNode(LogicNode node)
{
Rect frameRect = node.frameRect;
//注意这里不能用Button函数， 因为会导致Event.current检测不到事件，应该是因为这个函数判断鼠标在Button上面的时候会调用Event.use()
Color guiColor = GUI.color;
GUI.color = node == curSelectedNode ? Color.yellow : guiColor;
GUI.Box(node.frameRect, "", GUI.skin.FindStyle("button"));
GUI.color = guiColor;
Rect typeRect = new Rect(frameRect.x, frameRect.y + 10, frameRect.width, 30);
GUI.Label(typeRect, node.GetType().Name);
int width = 20;
GUI.Box(node.inputRect, LogicTreeUIUtility.DotIcon);
GUI.Box(node.outPutRect, LogicTreeUIUtility.DotIcon);
if (node.linkNodes.Count > 0)
{
Vector2 startPos = node.OutputPos;
for (int i = 0; i < node.linkNodes.Count; i++)
{
LogicNode linkNode = node.linkNodes[i];
Vector2 endPos = linkNode.InputPos;
LogicTreeUIUtility.DrawBezierBy2Points(startPos, endPos);
}
}
}
void DrawCreatedNodes()
{
for (int i = 0; i < CurLogicTree.nodeList.Count; i++)
{
LogicNode node = CurLogicTree.nodeList[i];
DrawSingleNode(node);
}
if (dragFlag == DragFlag.InputNode || dragFlag == DragFlag.OutputNode)
{
Vector2 start = dragFlag == DragFlag.InputNode
? curDragControlNode.InputPos
: curDragControlNode.OutputPos;
LogicTreeUIUtility.DrawBezierBy2Points(start, Event.current.mousePosition);
Repaint();
}
}