launcher/raptorscrollhandler.cpp

   1 #include "raptorscrollhandler.h"
   2 #include <QPainter>
   3 #include "raptorscrollhandler.moc"
   4
   5 class RaptorScrollHandler::Private
   6 {
   7     public:
   8         Private(){}
   9         ~Private(){}
  10         int height;
  11         int width;
  12         Plasma::Svg * m_theme;
  13         QString comment;
  14         QString tooltip;
  15         MouseState state;
  16         ThemeNames ids;
  17         QSize size;
  18         QSize elementSize;
  19         Qt::Orientations orientation;
  20         ArrowState arrow;
  21 };
  22
  23
  24 RaptorScrollHandler::RaptorScrollHandler(QGraphicsItem * parent) : QGraphicsItem(parent),d(new Private)
  25 {
  26 //TODO
  27 setAcceptsHoverEvents(true);
  28     //read from config
  29 d->height = 240;
  30 d->width = 340;
  31 d->m_theme = new Plasma::Svg( "menu/raptorslide",this);
  32 d->m_theme->resize(d->height,d->width);
  33 //TODO don't do this!
  34 setExpandingDirections(Qt::Vertical);
  35 d->state = REGULAR;
  36 d->size = d->m_theme->size();
  37 //d->size  = QSize(d->size.width()/10,d->size.height()/10);
  38 d->elementSize = d->m_theme->elementSize("arrowUp");
  39 d->arrow = UP;
  40 d->orientation = Qt::Vertical;
  41 }
  42
  43 void RaptorScrollHandler::setArrowState(RaptorScrollHandler::ArrowState state)
  44 {
  45     if (state == UP) {
  46          d->ids[REGULAR] = "arrowUp";
  47          d->ids[OVER] = "arrowUp";
  48          d->ids[PRESSED] = "arrowUp";
  49     } else if ( state == DOWN) {
  50          d->ids[REGULAR] = "arrowDown";
  51          d->ids[OVER] = "arrowDown";
  52          d->ids[PRESSED] = "arrowDown";
  53     } else if ( state == LEFT) {
  54          d->ids[REGULAR] = "arrowLeft";
  55          d->ids[OVER] = "arrowLeft";
  56          d->ids[PRESSED] = "arrowLeft";
  57          d->elementSize = d->m_theme->elementSize("arrowLeft");
  58     } else if ( state == RIGHT) {
  59          d->ids[REGULAR] = "arrowRight";
  60          d->ids[OVER] = "arrowRight";
  61          d->ids[PRESSED] = "arrowRight";
  62          d->elementSize = d->m_theme->elementSize("arrowRight");
  63     }
  64     d->arrow = state;
  65 }
  66
  67
  68 RaptorScrollHandler::~RaptorScrollHandler()
  69 {
  70 delete d->m_theme;
  71 delete d;
  72 }
  73
  74 void RaptorScrollHandler::setExpandingDirections(Qt::Orientations ori)
  75 {
  76  /*
  77     d->orientation = ori;
  78     if (d->orientation == Qt::Vertical) {
  79         d->ids[REGULAR] = "arrowUp";
  80         d->ids[OVER] = "arrowUp";
  81         d->ids[PRESSED] = "arrowUp";
  82
  83     } else {
  84         d->ids[REGULAR] = "arrowBot";
  85         d->ids[OVER] = "arrowBot";
  86         d->ids[PRESSED] = "arrowDown";
  87
  88     }
  89     */
  90 }
  91
  92 void RaptorScrollHandler::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget )
  93 {
  94     d->m_theme->resize(d->height,d->width);
  95     painter->setRenderHint(QPainter::SmoothPixmapTransform);
  96     QRectF source = boundingRect();//(x(), y(), d->width , d->height );
  97     d->m_theme->paint(painter, x(),y(), d->ids[d->state]);
  98     //painter->drawRect(boundingRect());
  99 }
 100
 101 QString RaptorScrollHandler::loadSvg(MouseState state)
 102 {
 103         return d->ids[state];
 104 }
 105
 106 QSize RaptorScrollHandler::sizeHint() const
 107 {
 108 return QSize(d->width,d->height);
 109 }
 110
 111 QRectF RaptorScrollHandler::boundingRect() const
 112 {
 113     //kDebug() << QRectF (x(),y(),d->elementSize.width(),d->elementSize.height());
 114     return QRectF (x(),y(),d->elementSize.width(),d->elementSize.height());
 115 }
 116
 117 /*
 118 QRect RaptorScrollHandler::geometry () const
 119 {
 120     return QRect (x(),y(),d->width,d->height);
 121 }
 122
 123 */
 124 //Events
 125
 126 void RaptorScrollHandler::hoverEnterEvent ( QGraphicsSceneHoverEvent * event )
 127 {
 128         d->state = OVER;
 129         emit activated();
 130         update();
 131 }
 132
 133 void RaptorScrollHandler::hoverMoveEvent ( QGraphicsSceneHoverEvent * event )
 134 {
 135
 136        d->m_theme->resize(d->width,d->height);
 137         d->state = OVER;
 138         update();
 139 }
 140
 141 void RaptorScrollHandler::hoverLeaveEvent ( QGraphicsSceneHoverEvent * event )
 142 {
 143         d->state = REGULAR;
 144         update();
 145 }
 146
 147 void RaptorScrollHandler::mousePressEvent ( QGraphicsSceneMouseEvent * event )
 148 {
 149     d->state = OVER;
 150          emit activated();
 151        update();
 152
 153 }