public bool addTool(bool execute, Tool tool)
{
bool done = execute ? tool.doTool() : true;
if (done)
{
if (undoList.Count == 0)
{
undoList.Add(tool);
}
else
{
Tool last = undoList[undoList.Count - 1];
if (last.getTimeStamp() < tool.getTimeStamp() - 1500 || !last.combine(tool))
{
undoList.Add(tool);
}
}
redoList.Clear();
if (notifyController)
{
Controller.getInstance().dataModified();
}
if (!tool.canUndo())
{
undoList.Clear();
}
}
return(done);
}
public bool redoTool()
{
if (redoList.Count > 0)
{
Tool temp = redoList[redoList.Count - 1];
redoList.RemoveAt(redoList.Count - 1);
bool done = temp.redoTool();
if (done)
{
undoList.Add(temp);
if (!temp.canUndo())
{
undoList.Clear();
}
}
return(done);
}
return(false);
}