git.defcon.no Git - rctxduino/blob - tools/jstt/jstt.cpp

   1 #include "jstt.h"
   2 #include "ui_jstt.h"
   3
   4 jstt::jstt(QWidget *parent) :
   5     QMainWindow(parent),
   6     ui(new Ui::jstt)
   7 {
   8     ui->setupUi(this);
   9
  10     this->joystick = NULL;
  11     this->init();
  12 }
  13
  14 jstt::~jstt()
  15 {
  16     delete ui;
  17
  18     if( jsIsOpen() ) jsClose();
  19
  20     SDL_Quit();
  21 }
  22
  23 void jstt::init()
  24 {
  25     QStringList jsNames;
  26
  27     if( SDL_Init(SDL_INIT_JOYSTICK) == 0 ) {
  28
  29         for(int i = 0; i < SDL_NumJoysticks(); i++) {
  30             jsNames.append(SDL_JoystickName(i));
  31         }
  32         connect(&jsPullTimer, SIGNAL(timeout()), this, SLOT(processJs()));
  33
  34         ui->Joysticks->addItems(jsNames);
  35         ui->Joysticks->setCurrentIndex(0);          // This will trigger on_Joysticks_currentIndexChanged(int)
  36     }
  37 }
  38
  39 void jstt::jsOpen(int js)
  40 {
  41     if( jsIsOpen() ) jsClose();
  42
  43     joystick = SDL_JoystickOpen(js);
  44     if( joystick ) {
  45         jsPullTimer.start(eventTimeout);
  46         /*
  47
  48         TODO:
  49
  50         numAxes = SDL_JoystickNumAxes(joystick);
  51         numButtons = SDL_JoystickNumButtons(joystick);
  52         numHats = SDL_JoystickNumHats(joystick);
  53         numTrackballs = SDL_JoystickNumBalls(joystick);
  54         JoystickTimer.start(eventTimeout);
  55
  56         When we have found out how many axes, buttons etc, we can expand the GUI further
  57         */
  58         return;
  59     } else {
  60         /*
  61           One should make sure the program will react on this situation instead of just
  62           returning.
  63           */
  64         return;
  65     }
  66 }
  67
  68 void jstt::jsClose()
  69 {
  70     this->jsPullTimer.stop();
  71     if( joystick ) SDL_JoystickClose(joystick);
  72     joystick = NULL;
  73 }
  74
  75 void jstt::processJs()
  76 {
  77     ui->Chan_1_bar->setValue(30);
  78 }
  79
  80 void jstt::on_Joysticks_currentIndexChanged(int index)
  81 {
  82     this->jsOpen(index);
  83 }