Beispiel #1
0
double qt_pointSize(double pixelSize, QPaintDevice *paintdevice, int scr)
{
    if (pixelSize < 0) return -1.;

    double result = pixelSize;
    if ( paintdevice && QPaintDeviceMetrics( paintdevice ).logicalDpiY() != 75)
	result *= 72. / QPaintDeviceMetrics( paintdevice ).logicalDpiY();
    else if (QPaintDevice::x11AppDpiY(scr) != 75)
	result *= 72. / QPaintDevice::x11AppDpiY( scr );

    return result;
}
Beispiel #2
0
QSize Board::sizeHint() const
{
	int dpi = QPaintDeviceMetrics(this).logicalDpiX();
	if (dpi < 75)
	   dpi = 75;
	return QSize(9*dpi,7*dpi);
}
Beispiel #3
0
double FLFontSize::pointSize( const QFontDef &fd, QPaintDevice *paintdevice )
{
      int dpi = GetDeviceCaps( qt_display_dc(), LOGPIXELSY );
      double pSize;
      if ( paintdevice ) {
        dpi = QPaintDeviceMetrics( paintdevice ).logicalDpiY();
      }
      if ( fd.pointSize < 0 ) {
        if ( paintdevice ) {
            pSize = fd.pixelSize * 72. / ( ( float ) dpi );
            dpi = QPaintDeviceMetrics( paintdevice ).logicalDpiY();
            pSize = pSize * 72. / ( ( float ) dpi );
          } else
            pSize = fd.pixelSize * 72. / ( ( float ) dpi );
      } else
          pSize = fd.pointSize;
      return pSize / 10;
}
Beispiel #4
0
double FLFontSize::pixelSize( const QFontDef &request, QPaintDevice *paintdevice )
{
      int dpi = GetDeviceCaps( qt_display_dc(), LOGPIXELSY );
      double pSize;
      if ( request.pointSize != -1 ) {
          if ( paintdevice ) {
            pSize = request.pointSize * dpi / 72.;
            dpi = QPaintDeviceMetrics( paintdevice ).logicalDpiY();
            pSize = pSize * dpi / 72.;
          } else
            pSize = request.pointSize * dpi / 72.;
      } else
          pSize = request.pixelSize;
      return pSize / 10;
}
QDBase::QDBase(QWidget * parent, const char * name) : QWidget(parent, name)
{
   DEBUG_MSG("QDBase::QDBase(): Initializing class...\n");
   DEBUG_MAKE_INDENT(3);

   being_destroyed=false;
   
   map_area_tip=0;
   cur_map_area=0;
   display_all_hlinks=false;
   image_size_known=0;
   toolbar=0;
   mode_tbar=0;
   rotate_tbar=0;
   toolbar_shown=0;
   toolbar_enabled=0;
   toolbar_asked=0;
   showing_toolbar=0;
   splitter=0;
   main_widget=0;
   thumb_widget=0;
   cmd_mode=cmd_mode_force=cmd_zoom=-1;
   zoom_src=SRC_DEFAULT;
   mode_src=SRC_DEFAULT;
   rotate_src=SRC_DEFAULT;
   in_hand_scroll=in_paint=in_layout=in_zoom_select=0;
   lastrect=0;
   acc_scroll_dh=acc_scroll_dv=0;
   left_butt_down=0;
   ignore_ant_mode_zoom=0;
   for(int i=0;i<MODE_SOURCE_MAX;i++) 
     mode_prio[i]=i;

   pane_mode=IDC_PANE;
   
   djvu_logo_bmp = GBitmap::create(*CINData::get("ppm_djvu_logo"));
   
   depth=QPaintDeviceMetrics(this).depth();

   new QDTBHider(this);
   
   // Get the display resolution
   QPaintDeviceMetrics m(QApplication::desktop());
   displ_dpi=(int) (m.width()*25.4/m.widthMM());
   displ_dpi=100;  // Override displ_dpi as Leon demands
   DEBUG_MSG("display dpi=" << displ_dpi << "\n");

      // Adjusting margin caches
   pm_cache.setMaxSize(prefs.mcacheSize*1024*1024);
   bm_cache.setMaxSize(prefs.mcacheSize*1024*1024);
   connect(&cache_timer, SIGNAL(timeout(void)), this, SLOT(slotCheckCache(void)));

   main_widget=new QWidget(this, "main_widget");
   main_widget->installEventFilter(this);
   
   pane=new QDPane(main_widget, "djvu_pane");
   pane->installEventFilter(this);
   pane->setFocusPolicy(QWidget::StrongFocus);
   pane->setMouseTracking(TRUE);

      // Creating main area and scroll bars
   hscroll=new QScrollBar(QScrollBar::Horizontal, main_widget, "hscroll");
   vscroll=new QScrollBar(QScrollBar::Vertical, main_widget, "vscroll");
   connect(hscroll, SIGNAL(valueChanged(int)),
           this, SLOT(slotSliderMoved(int)));
   connect(vscroll, SIGNAL(valueChanged(int)), 
           this, SLOT(slotSliderMoved(int)));
   connect(hscroll, SIGNAL(sliderPressed(void)), 
           this, SLOT(slotSliderPressed(void)));
   connect(vscroll, SIGNAL(sliderPressed(void)), 
           this, SLOT(slotSliderPressed(void)));
   connect(hscroll, SIGNAL(sliderReleased(void)), 
           this, SLOT(slotSliderReleased(void)));
   connect(vscroll, SIGNAL(sliderReleased(void)), 
           this, SLOT(slotSliderReleased(void)));
   
   hscroll->resize(hscroll->sizeHint());
   vscroll->resize(vscroll->sizeHint());

   createCursors();
   setBackgroundColor(0xffffff, false);	// Don't redraw
   
      // Setting desired video modes
   setMode(IDC_DISPLAY_COLOR, 0, SRC_DEFAULT);	// Don't redraw
   setZoom(prefs.nDefaultZoom, 0, SRC_DEFAULT);	// Don't relayout
   setRotate(IDC_ROTATE_0, 0, SRC_DEFAULT);	// Don't relayout

   layout(0);			// Disallow redraw
}