lib/gui/epixmap.cpp

   1 #include <lib/gui/epixmap.h>
   2 #include <lib/gdi/epng.h>
   3 #include <lib/gui/ewidgetdesktop.h>
   4
   5 ePixmap::ePixmap(eWidget *parent)
   6         :eWidget(parent), m_alphatest(false)
   7 {
   8 }
   9
  10 void ePixmap::setAlphatest(bool alphatest)
  11 {
  12         m_alphatest = alphatest;
  13         setTransparent(alphatest);
  14 }
  15
  16 void ePixmap::setPixmap(gPixmap *pixmap)
  17 {
  18         m_pixmap = pixmap;
  19         event(evtChangedPixmap);
  20 }
  21
  22 void ePixmap::setPixmap(ePtr<gPixmap> &pixmap)
  23 {
  24         m_pixmap = pixmap;
  25         event(evtChangedPixmap);
  26 }
  27
  28 void ePixmap::setPixmapFromFile(const char *filename)
  29 {
  30         loadPNG(m_pixmap, filename);
  31
  32         if (!m_pixmap)
  33         {
  34                 eDebug("ePixmap::setPixmapFromFile: loadPNG failed");
  35                 return;
  36         }
  37
  38                 // TODO: This only works for desktop 0
  39         getDesktop(0)->makeCompatiblePixmap(*m_pixmap);
  40         event(evtChangedPixmap);
  41 }
  42
  43 int ePixmap::event(int event, void *data, void *data2)
  44 {
  45         switch (event)
  46         {
  47         case evtPaint:
  48         {
  49                 ePtr<eWindowStyle> style;
  50
  51                 getStyle(style);
  52
  53 //              eWidget::event(event, data, data2);
  54
  55                 gPainter &painter = *(gPainter*)data2;
  56                 if (m_pixmap)
  57                         painter.blit(m_pixmap, ePoint(0, 0), eRect(), m_alphatest?gPainter::BT_ALPHATEST:0);
  58
  59                 return 0;
  60         }
  61         case evtChangedPixmap:
  62                 invalidate();
  63                 return 0;
  64         default:
  65                 return eWidget::event(event, data, data2);
  66         }
  67 }