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;
}
QSize Board::sizeHint() const
{
int dpi = QPaintDeviceMetrics(this).logicalDpiX();
if (dpi < 75)
dpi = 75;
return QSize(9*dpi,7*dpi);
}
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;
}
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
}
