mitk::OperationEvent* mitk::LimitedLinearUndo::GetLastOfType(OperationActor* destination, OperationType opType) { // When/where is this function needed? In CoordinateSupplier... for ( UndoContainerRevIter iter = m_UndoList.rbegin(); iter != m_UndoList.rend(); ++iter ) { OperationEvent* opEvent = dynamic_cast<OperationEvent*>(*iter); if (!opEvent) continue; if ( opEvent->GetOperation() != NULL && opEvent->GetOperation()->GetOperationType() == opType && opEvent->IsValid() && opEvent->GetDestination() == destination ) return opEvent; } return NULL; }
bool mitk::CoordinateSupplier::ExecuteAction(Action* action, mitk::StateEvent const* stateEvent) { bool ok = false; const PositionEvent* posEvent = dynamic_cast<const PositionEvent*>(stateEvent->GetEvent()); PointOperation* doOp=NULL; if(posEvent!=NULL) { ScalarType timeInMS = 0; if(stateEvent->GetEvent()->GetSender()!=NULL) { timeInMS = stateEvent->GetEvent()->GetSender()->GetTime(); } else { itkWarningMacro(<<"StateEvent::GetSender()==NULL - setting timeInMS to 0"); } switch (action->GetActionId()) { case AcNEWPOINT: { if (m_Destination == NULL) return false; m_OldPoint = posEvent->GetWorldPosition(); doOp = new mitk::PointOperation(OpADD, timeInMS, m_OldPoint, 0); //Undo if (m_UndoEnabled) { PointOperation* undoOp = new PointOperation(OpDELETE, m_OldPoint, 0); OperationEvent *operationEvent = new OperationEvent( m_Destination, doOp, undoOp ); m_UndoController->SetOperationEvent(operationEvent); } //execute the Operation m_Destination->ExecuteOperation(doOp); if (!m_UndoEnabled) delete doOp; ok = true; break; } case AcINITMOVEMENT: { if (m_Destination == NULL) return false; //move the point to the coordinate //not used, cause same to MovePoint... check xml-file mitk::Point3D movePoint = posEvent->GetWorldPosition(); mitk::PointOperation doPointOp(OpMOVE, timeInMS, movePoint, 0); //execute the Operation m_Destination->ExecuteOperation(&doPointOp); ok = true; break; } case AcMOVEPOINT: case AcMOVE: { mitk::Point3D movePoint = posEvent->GetWorldPosition(); m_CurrentPoint = movePoint; if (m_Destination == NULL) return false; mitk::PointOperation doPointOp(OpMOVE, timeInMS, movePoint, 0); //execute the Operation m_Destination->ExecuteOperation(&doPointOp); ok = true; break; } case AcFINISHMOVEMENT: { if (m_Destination == NULL) return false; /*finishes a Movement from the coordinate supplier: gets the lastpoint from the undolist and writes an undo-operation so that the movement of the coordinatesupplier is undoable.*/ mitk::Point3D movePoint = posEvent->GetWorldPosition(); mitk::Point3D oldMovePoint; oldMovePoint.Fill(0); doOp = new mitk::PointOperation(OpMOVE, timeInMS, movePoint, 0); PointOperation finishOp(OpTERMINATE, movePoint, 0); if (m_UndoEnabled ) { //get the last Position from the UndoList OperationEvent *lastOperationEvent = m_UndoController->GetLastOfType(m_Destination, OpMOVE); if (lastOperationEvent != NULL) { PointOperation* lastOp = dynamic_cast<PointOperation *>(lastOperationEvent->GetOperation()); if (lastOp != NULL) { oldMovePoint = lastOp->GetPoint(); } } PointOperation* undoOp = new PointOperation(OpMOVE, timeInMS, oldMovePoint, 0, "Move slices"); OperationEvent *operationEvent = new OperationEvent(m_Destination, doOp, undoOp, "Move slices"); m_UndoController->SetOperationEvent(operationEvent); } //execute the Operation m_Destination->ExecuteOperation(doOp); if (!m_UndoEnabled) delete doOp; m_Destination->ExecuteOperation(&finishOp); ok = true; break; } default: ok = false; break; } return ok; }