void MyDragLine()
{
if (startLineNode != null) {
if (bDragingInputLine) {
Vector2 lineEnd = startLineNode.getInputPortRect(startLinePort).center;
drawBezier(Event.current.mousePosition, lineEnd, new Color(0.8f, 0.8f, 0.8f), true);
}
else if (bDragingOutputLine) {
Vector2 lineStart = startLineNode.getOutputPortRect().center;
drawBezier(lineStart, Event.current.mousePosition, new Color(0.8f, 0.8f, 0.8f), true);
}
}
foreach(var n in nodeContainers){
for (int i = 0; i < n.getInputNum(); i++) {
var inputNode = n.node.inputs[i];
if (inputNode != null) {
var endPos = n.getInputPortRect(i).center;
var startPos = inputNode.container.getOutputPortRect().center;
drawBezier(startPos, endPos, new Color(0.8f, 0.8f, 0.8f), true);
}
}
}
if (Event.current.type == EventType.MouseDrag) {
if (bDragingInputLine) {
}
}
if (Event.current.type == EventType.MouseDown) {
if (Event.current.button == 0) {
foreach(var n in nodeContainers){
for (int i = 0; i < n.getInputNum(); i++) {
if (n.getInputPortRect(i).Contains(Event.current.mousePosition)) {
if (n.node.inputs[i] != null) {
bDragingOutputLine = true;
startLineNode = n.node.inputs[i].container;
n.node.inputs[i] = null;
}
else {
bDragingInputLine = true;
startLineNode = n;
startLinePort = i;
}
}
}
if (n.hasOutput()) {
if (n.getOutputPortRect().Contains(Event.current.mousePosition)) {
bDragingOutputLine = true;
startLineNode = n;
}
}
}
}
}
if (Event.current.type == EventType.MouseUp) {
if (Event.current.button == 0) {
if (bDragingInputLine) {
foreach(var n in nodeContainers){
if (n != startLineNode) {
if (n.hasOutput() && n.getOutputPortRect().Contains(Event.current.mousePosition)) {
startLineNode.node.inputs[startLinePort] = n.node;
}
}
}
}
else if (bDragingOutputLine) {
foreach(var n in nodeContainers){
if (n != startLineNode) {
for (int i = 0; i < n.getInputNum(); i++) {
if (n.getInputPortRect(i).Contains(Event.current.mousePosition)) {
n.node.inputs[i] = startLineNode.node;
}
}
}
}
}
bDragingInputLine = false;
bDragingOutputLine = false;
this.Repaint();
EditorSceneManager.MarkSceneDirty(EditorSceneManager.GetActiveScene());
}
}
}