src/SUIT/SUIT_ViewModel.cxx

   1 // SUIT_ViewModel.cxx: implementation of the SUIT_ViewModel class.
   2 //
   3 //////////////////////////////////////////////////////////////////////
   4
   5 #include "SUIT_ViewModel.h"
   6
   7 SUIT_ViewModel::StatesMap SUIT_ViewModel::myStateMap;
   8 SUIT_ViewModel::ButtonsMap SUIT_ViewModel::myButtonMap;
   9
  10 static bool isInitialized = false;
  11
  12 /*!Constructor.*/
  13 SUIT_ViewModel::SUIT_ViewModel()
  14 {
  15   if (!isInitialized) {
  16     isInitialized = true;
  17
  18     SUIT_ViewModel::myStateMap[ZOOM]  = Qt::ControlButton;
  19     SUIT_ViewModel::myButtonMap[ZOOM] = Qt::LeftButton;
  20
  21     SUIT_ViewModel::myStateMap[PAN]   = Qt::ControlButton;
  22     SUIT_ViewModel::myButtonMap[PAN]  = Qt::MidButton;
  23
  24     SUIT_ViewModel::myStateMap[ROTATE]  = Qt::ControlButton;
  25     SUIT_ViewModel::myButtonMap[ROTATE] = Qt::RightButton;
  26
  27     SUIT_ViewModel::myStateMap[FIT_AREA]  = Qt::ControlButton;
  28     SUIT_ViewModel::myButtonMap[FIT_AREA] = Qt::RightButton;
  29   }
  30   myViewManager = 0;
  31 }
  32
  33 /*!Destructor..*/
  34 SUIT_ViewModel::~SUIT_ViewModel()
  35 {
  36 }
  37
  38 /*!Create new instance of view window on desktop \a theDesktop.
  39  *\retval SUIT_ViewWindow* - created view window pointer.
  40  */
  41 SUIT_ViewWindow* SUIT_ViewModel::createView(SUIT_Desktop* theDesktop)
  42 {
  43   return new SUIT_ViewWindow(theDesktop);
  44 }
  45
  46 /*! Sets hot button
  47  *\param theOper - hot operation
  48  *\param theState - adding state to state map operations.
  49  *\param theButton - adding state to button map operations.
  50  */
  51 void SUIT_ViewModel::setHotButton(HotOperation theOper, Qt::ButtonState theState,
  52                                   Qt::ButtonState theButton)
  53 {
  54   myStateMap[theOper]  = theState;
  55   myButtonMap[theOper] = theButton;
  56 }
  57
  58 /*! Gets hot button for operation \a theOper.
  59  *\param theOper - input hot operation
  60  *\param theState - output state from state map operations.
  61  *\param theButton - output state from button map operations.
  62 */
  63 void SUIT_ViewModel::getHotButton(HotOperation theOper, Qt::ButtonState& theState,
  64                                   Qt::ButtonState& theButton)
  65 {
  66   theState  = myStateMap[theOper];
  67   theButton = myButtonMap[theOper];
  68 }