/[projects]/infoscreen/pictureview.cpp
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Diff of /infoscreen/pictureview.cpp

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revision 639 by torben, Wed Apr 7 17:13:14 2010 UTC revision 707 by torben, Wed May 5 08:38:49 2010 UTC
# Line 10  PictureView::PictureView(QWidget* parent Line 10  PictureView::PictureView(QWidget* parent
10  {  {
11  }  }
12    
13    
14    // TODO: if the picture doesn't fill the screen, fill the canvas with black before drawing the picture and
15    // place the image mid-screen
16  void PictureView::paintEvent ( QPaintEvent* event)  void PictureView::paintEvent ( QPaintEvent* event)
17  {      {    
18      Q_UNUSED(event);      Q_UNUSED(event);
19    
20        QSize s = this->size();
21    
22        QBrush blackBrush(Qt::black);
23    
24      QPainter painter(this);      QPainter painter(this);
25      painter.drawPixmap(0,0,image);      painter.fillRect( QRect(0,0,s.width(), s.height()), blackBrush);
26    
27        int x = 0;
28        int y = 0;
29    
30        if (image.width() < s.width() )  {
31            x = (s.width() - image.width()) / 2;
32        }
33        if (image.height() < s.height() ) {
34            y = (s.height() - image.height()) / 2;
35        }
36    
37    
38        painter.drawPixmap(x,y,image);
39      painter.end();      painter.end();
40  }  }
41    
# Line 35  void PictureView::loadFromUrl(QString so Line 56  void PictureView::loadFromUrl(QString so
56              pixmap.loadFromData( data );              pixmap.loadFromData( data );
57          }          }
58    
59          QPixmap scaledImage = pixmap.scaledToHeight(size().height(), Qt::SmoothTransformation );          QPixmap scaledImage = pixmap.scaled(size(), Qt::KeepAspectRatio, Qt::SmoothTransformation);
60    
61          image = scaledImage;          image = scaledImage;
62          this->repaint();          this->repaint();
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