src/gui/widgets/BasicBlockWidget.hxx

   1 #ifndef INCLUDE__BasicBlockWidget_hxx
   2 #define INCLUDE__BasicBlockWidget_hxx
   3
   4 #include "gui/qt.hxx"
   5 #include "disassembler/BasicBlock.hxx"
   6 #include <vector>
   7 #include <cassert>
   8 #include <tuple>
   9
  10 class BasicBlockWidget : public QGraphicsItem
  11 {
  12 public:
  13     BasicBlockWidget(const QString& name, BasicBlock * block);
  14
  15         void addItem(uint8_t* bytes, size_t num_bytes, const QString& line);
  16
  17     QRectF boundingRect() const  {
  18         qreal penWidth = 1;
  19                 QRectF result(- penWidth / 2, - penWidth / 2,
  20                       width + penWidth, height + penWidth);
  21         return result;
  22     }
  23
  24         void mouseMoveEvent(QGraphicsSceneMouseEvent * event) {
  25                 QGraphicsItem::mouseMoveEvent(event);
  26         scene()->update();
  27         }
  28
  29         QPointF getEntry() const {
  30                 return mapToScene(QPointF(width/2, 0));
  31         }
  32
  33     std::array<QPointF, 3> getExits() const {
  34         return { {  mapToScene(QPointF(  width/3, height)),
  35                                         mapToScene(QPointF(  width/2, height)),
  36                                         mapToScene(QPointF(2*width/3, height)) } };
  37     }
  38
  39     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
  40                QWidget *widget) {
  41         painter->fillRect(0, 0, width, height, QColor(0xcc, 0xcc, 0xff, 0xff));
  42         painter->setPen(QColor(0x00, 0x00, 0xff, 0xff));
  43         painter->drawRect(0, 0, width, height);
  44         painter->drawText(5, 15, name);
  45                 if (_widget.rowCount() != 0)
  46                         _widget.render(painter, QPoint(5, 20));
  47     }
  48
  49         void addPrevious(BasicBlockWidget * widget) {
  50                 previous.push_back(widget);
  51         }
  52
  53         void addNext(BasicBlockWidget * left, BasicBlockWidget * right) {
  54                 next[0] = left;
  55                 next[1] = right;
  56         }
  57
  58     BasicBlockWidget ** getNext() {
  59         return next;
  60     }
  61
  62 private:
  63     uint32_t width, height;
  64     QTableWidget _widget;
  65         QString name;
  66         BasicBlock * block;
  67         std::vector<BasicBlockWidget*> previous;
  68         BasicBlockWidget* next[2];
  69 };
  70
  71 #endif