void redo() {
if (_redoStack.empty()) {
rMessage() << "Redo: no redo available" << std::endl;
}
else {
Operation* operation = _redoStack.back();
rMessage() << "Redo: " << operation->_command << std::endl;
startUndo();
trackersRedo();
operation->_snapshot.restore();
finishUndo(operation->_command);
_redoStack.pop_back();
for (Observers::iterator i = _observers.begin(); i != _observers.end(); /* in-loop */) {
Observer* observer = *(i++);
observer->postRedo();
}
// Trigger the onPostUndo event on all scene nodes
PostRedoWalker walker;
GlobalSceneGraph().root()->traverse(walker);
GlobalSceneGraph().sceneChanged();
}
}
// greebo: This finishes the current operation and
// removes it instantly from the stack
void cancel() {
// Try to add the last operation as "temp"
if (finishUndo("$TEMPORARY")) {
// Instantly remove the added operation
_undoStack.pop_back();
}
}
void redo(){
if ( m_redo_stack.empty() ) {
globalOutputStream() << "Redo: no redo available\n";
}
else
{
Operation* operation = m_redo_stack.back();
globalOutputStream() << "Redo: " << operation->m_command.c_str() << "\n";
startUndo();
trackersRedo();
operation->m_snapshot.restore();
finishUndo( operation->m_command.c_str() );
m_redo_stack.pop_back();
}
}
void finish(const std::string& command) {
if (finishUndo(command)) {
rMessage() << command << std::endl;
}
}
void finish( const char* command ){
if ( finishUndo( command ) ) {
globalOutputStream() << command << '\n';
}
}
