pixmapviewer.h

   1 #ifndef PIXMAPVIEVWER_H_
   2 #define PIXMAPVIEVWER_H_
   3
   4 #include <QtGui>
   5
   6 class PixmapViewer : public QWidget
   7 {
   8     Q_OBJECT;
   9     QPixmap m_p;
  10     bool m_scaling;
  11 public:
  12     PixmapViewer(QWidget* parent = 0, bool scaling=true) : QWidget(parent) {
  13         setMinimumWidth(150);
  14         setMinimumHeight(150);
  15         m_scaling = scaling;
  16     }
  17     void setPixmap(const QPixmap& p) {
  18         if (m_scaling) {
  19             m_p = p.scaled(qMin(p.width(), 400),qMin(p.height(),400),Qt::KeepAspectRatio);
  20         } else {
  21             m_p = p;
  22         }
  23         update();
  24     }
  25     QPixmap pixmap() const { return m_p; }
  26     void paintEvent(QPaintEvent* );
  27 signals:
  28     void changed();
  29 protected:
  30 //    void keyPressEvent(QKeyEvent*);
  31     void mousePressEvent(QMouseEvent* e);
  32 };
  33
  34
  35
  36
  37 #endif