public void RedoLast()
{
if (redoactions.Count >= 1)
{
MindNode action = redoactions.Last();
redoactions.Remove(action);
undoactions.Add(action);
if (redoactions.Count >= 1)
{
GlobalNodeHandler.masterNode = redoactions.Last();
}
GlobalNodeHandler.viewNode = GlobalNodeHandler.masterNode;
}
}
public void AddAction()
{
MindNode node = new MindNode(0, 0, 0, 0, 0, false);
String nodeString = "";
nodeString = GlobalNodeHandler.masterNode.GetRepresentationXString();
node.FromRepresentation(nodeString);
undoactions.Add(node);
if (undoactions.Count > limit)
{
undoactions.RemoveAt(0);
}
if (redoactions.Count > limit)
{
redoactions.RemoveAt(0);
}
}
private string CreateXmlText()
{
//创建根节点
TgvXml tgvXml = new TgvXml();
MindNode root = new MindNode("b2e32ca53b43", "1499742764", "For KM");
//这一句非常重要，把root节点设置为根节点
tgvXml.SetRootMindNode(root);
MindNode A = new MindNode("b2e32ca53b43", "1499742764", "A");
A.AddOrUpdate("expandState", "collapse");
A.AddOrUpdate("priority", "1");
root.AddChild(A);
MindNode A1 = new MindNode("b2e32ca53b43", "1499742764", "A.1");
A.AddChild(A1);
MindNode A11 = new MindNode("b2e32ca53b43", "1499742764", "A.1.1");
A1.AddChild(A11);
MindNode A12 = new MindNode("b2e32ca53b43", "1499742764", "A.1.2");
A1.AddChild(A12);
MindNode A13 = new MindNode("b2e32ca53b43", "1499742764", "A.1.3");
A1.AddChild(A13);
MindNode A2 = new MindNode("b2e32ca53b43", "1499742764", "");
A.AddChild(A2);
MindNode B = new MindNode("b2e32ca53b43", "1499742764", "B");
root.AddChild(B);
MindNode B1 = new MindNode("b2e32ca53b43", "1499742764", "B.1");
B.AddChild(B1);
MindNode B11 = new MindNode("b2e32ca53b43", "1499742764", "B.1.1");
B1.AddChild(B11);
MindNode B12 = new MindNode("b2e32ca53b43", "1499742764", "");
B1.AddChild(B12);
MindNode B2 = new MindNode("b2e32ca53b43", "1499742764", "B.2");
B.AddChild(B2);
MindNode B21 = new MindNode("b2e32ca53b43", "1499742764", "B.2.1");
B2.AddChild(B21);
MindNode B22 = new MindNode("b2e32ca53b43", "1499742764", "B.2.2");
B2.AddChild(B22);
MindNode B3 = new MindNode("b2e32ca53b43", "1499742764", "B.3");
B.AddChild(B3);
MindNode C = new MindNode("b2e32ca53b43", "1499742764", "C");
root.AddChild(C);
MindNode D = new MindNode("b2e32ca53b43", "1499742764", "D");
root.AddChild(D);
//string xmlText = tgvXml.GenerateXml();
tgvXml.Save(_mind_Xml_Path);
return(null);
}
public void UndoLast()
{
if (undoactions.Count >= 1)
{
MindNodeAction action = undoactions.Last();
undoactions.Remove(action);
switch (action.name)
{
case "CreateNode":
if (action.involvedNodes.Count >= 1)
{
MindNode createdNode = action.involvedNodes.Pop();
redoactions.Add(new MindNodeAction(1, "DeleteNode", createdNode));
createdNode.DeleteNode();
}
break;
case "DeleteNode":
if (action.involvedNodes.Count >= 1)
{
MindNode deletednode = action.involvedNodes.Pop();
redoactions.Add(new MindNodeAction(0, "CreateNode", deletednode));
if (deletednode.parent != null)
{
deletednode.parent.AddChildNoStyle(deletednode, false);
}
// Refresh Pivot Representation after reinstating node
deletednode.UpdatePivots();
}
break;
case "MoveNodes":
if (action.involvedNodes.Count >= 1)
{
MindNodeAction newaction = new MindNodeAction(2, "MoveNodes");
foreach (MindNode movedNode in action.involvedNodes)
{
newaction.involvedNodes.Push(movedNode);
newaction.startpoint.Push(new CalcPoint(movedNode.xpos, movedNode.ypos));
if (action.startpoint.Count > 0)
{
CalcPoint oldPos = action.startpoint.Pop();
movedNode.SetPosition(oldPos.X, oldPos.Y, false);
}
// Refresh Pivot Representation after moving node
movedNode.UpdatePivots();
}
redoactions.Add(newaction);
}
break;
case "ConnectNodes":
if (action.involvedNodes.Count >= 2)
{
MindNodeAction newAction = new MindNodeAction(3, "DeleteConnections");
for (int i = 0; i < action.involvedNodes.Count / 2; i++)
{
MindNode rightnode = action.involvedNodes.Pop();
MindNode leftnode = action.involvedNodes.Pop();
newAction.involvedNodes.Push(leftnode);
newAction.involvedNodes.Push(rightnode);
leftnode.DeleteConnection(rightnode);
}
redoactions.Add(newAction);
}
break;
case "DeleteConnections":
if (action.involvedNodes.Count >= 2)
{
MindNodeAction newAction = new MindNodeAction(3, "ConnectNodes");
for (int i = 0; i < action.involvedNodes.Count / 2; i++)
{
MindNode rightnode = action.involvedNodes.Pop();
MindNode leftnode = action.involvedNodes.Pop();
MindNode rightExistingNode = GlobalNodeHandler.masterNode.GetExistingNode(rightnode.id);
MindNode leftExistingNode = GlobalNodeHandler.masterNode.GetExistingNode(rightnode.id);
newAction.involvedNodes.Push(leftnode);
newAction.involvedNodes.Push(rightnode);
//leftnode.AddConnection(rightnode);
// Refresh Pivot Representation after reinstating connection
//leftnode.UpdatePivots();
}
redoactions.Add(newAction);
}
break;
case "ChangeText":
if (action.involvedNodes.Count >= 1)
{
MindNodeAction newaction = new MindNodeAction(4, "ChangeText");
MindNode changedNode = action.involvedNodes.Pop();
newaction.text = changedNode.text;
newaction.involvedNodes.Push(changedNode);
changedNode.SetText(action.text);
redoactions.Add(newaction);
}
else if (action.involvedLabel != null)
{
MindNodeAction newaction = new MindNodeAction(4, "ChangeText");
NodeLabel changedLabel = action.involvedLabel;
newaction.text = changedLabel.GetText();
newaction.involvedLabel = changedLabel;
changedLabel.SetText(action.text);
redoactions.Add(newaction);
}
break;
case "Transform":
if (action.involvedNodes.Count >= 1)
{
MindNodeAction newaction = new MindNodeAction(5, "Transform");
MindNode changedNode = action.involvedNodes.Pop();
newaction.sourceSize.X = changedNode.width;
newaction.sourceSize.Y = changedNode.height;
newaction.startpoint.Push(new CalcPoint(changedNode.xpos, changedNode.ypos));
newaction.involvedNodes.Push(changedNode);
if (action.sourceSize.X != -1)
{
changedNode.width = action.sourceSize.X;
changedNode.SetScaled(false);
}
if (action.sourceSize.Y != -1)
{
changedNode.height = action.sourceSize.Y;
changedNode.SetScaled(false);
}
CalcPoint oldPos = action.startpoint.Pop();
if (oldPos != null)
{
changedNode.SetPosition(oldPos.X, oldPos.Y, false);
}
// Refresh Pivot Representation after resetting transformation
changedNode.UpdatePivots();
changedNode.updateRepresentation();
redoactions.Add(newaction);
}
break;
}
}
}
