vcs.maemo.org Git - ghostsoverboard/blob - orientationcontrolledgraphicspixmapobject.cpp

   1 #include "orientationcontrolledgraphicspixmapobject.h"
   2 #include <QDebug>
   3 #include <QGraphicsScene>
   4
   5 //OrientationControlledGraphicsPixmapObject::OrientationControlledGraphicsPixmapObject (QGraphicsItem *parent) :
   6 //    QObject(), QGraphicsPixmapItem (parent)
   7 //{
   8
   9 //}
  10
  11 OrientationControlledGraphicsPixmapObject::OrientationControlledGraphicsPixmapObject(QPixmap pixmap, QGraphicsItem *parent) :
  12     QObject(), QGraphicsPixmapItem (pixmap, parent)
  13 {
  14
  15     connect(&rotationSensor_,SIGNAL(readingChanged()),this,SLOT(readRotationSensor()));
  16
  17
  18
  19 }
  20
  21 void OrientationControlledGraphicsPixmapObject::startMoving()
  22 {
  23     rotationSensor_.start();
  24     qDebug() << "started the sensor";
  25     qDebug() << rotationSensor_.isActive();
  26 }
  27
  28
  29 void OrientationControlledGraphicsPixmapObject::stopMoving()
  30 {
  31     rotationSensor_.stop();
  32     qDebug () << "trying to stop the sensor";
  33 }
  34
  35 void OrientationControlledGraphicsPixmapObject::readRotationSensor()
  36 {
  37     if (!scene()) //no movement if this item does not belong to a scene
  38         return;
  39
  40     QRect sceneRectangle = scene()->sceneRect().toRect();
  41
  42
  43     QRotationReading* pSensorData = rotationSensor_.reading();
  44
  45     int deltay = pSensorData->x(); //yes, you need the "x" value from the sensor for "y" direction in the scene...
  46     int deltax = pSensorData->y(); //...and vice versa
  47
  48
  49  //   qDebug() << deltax << " " << deltay;
  50
  51     int newx = x() + deltax/15;
  52     int newy = y() + deltay/15;
  53
  54
  55 //    qDebug() << sceneRectangle.left() << sceneRectangle.right();
  56
  57
  58     setX(qBound(sceneRectangle.left(),newx,sceneRectangle.right()-pixmap().width()));
  59     setY(qBound(sceneRectangle.top(),newy,sceneRectangle.bottom()-pixmap().height()));
  60
  61 }
  62
  63
  64 void OrientationControlledGraphicsPixmapObject::setBoundaries(QRectF boundaryrect)
  65 {
  66     boundaryrect_ = boundaryrect;
  67
  68 }
  69
  70
  71