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;
}
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;
}
static HCURSOR qt_createPixmapCursor( const QCursor &cursor, const QPixmap &pixmap, const QPoint &hotspot )
{
QSize size;
/* calculate size of cursor */
QPoint pt = hotspot - cursor.hotSpot();
QPoint pixmap_point( 0, 0 );
QPoint cursor_point( 0, 0 );
if ( qWinVersion() <= Qt::WV_95 ) {
/* Win95 can only fixed size */
size.setWidth( GetSystemMetrics ( SM_CXCURSOR ) );
size.setHeight ( GetSystemMetrics ( SM_CYCURSOR ) );
} else {
/* calculate size (enlarge if needed) */
const QBitmap *tmp = cursor.bitmap();
/* Only bitmap cursors allowed... */
if ( tmp ) {
QPoint point;
// curent size
size = pixmap.size();
// calc position of lower right cursor pos
point.setX( pt.x() + tmp->size().width() );
point.setY( pt.y() + tmp->size().height() );
// resize when cursor to large
if ( point.x() > pixmap.width() )
size.setWidth( point.x() );
if ( point.y() > pixmap.height() )
size.setHeight( point.y() );
// calc upper left corner where both pixmaps have to be drawn
if ( pt.x() >= 0 ) {
cursor_point.setX( pt.x() );
} else {
pixmap_point.setX( -pt.x() );
// negative position -> resize
size.setWidth( size.width() - pt.x() );
}
if ( pt.y() >= 0 ) {
cursor_point.setX( pt.x() );
} else {
pixmap_point.setY( -pt.y() );
// negative position -> resize
size.setHeight( size.height() - pt.y() );
}
}
}
/* Mask */
QBitmap andMask( size );
BitBlt( andMask.handle(), 0, 0, size.width(), size.height(), NULL, 0, 0, WHITENESS );
if ( pixmap.mask() )
BitBlt( andMask.handle(), pixmap_point.x(), pixmap_point.y(), pixmap.width(), pixmap.height(), pixmap.mask() ->handle(), 0, 0, SRCAND );
else
BitBlt( andMask.handle(), pixmap_point.x(), pixmap_point.y(), pixmap.width(), pixmap.height(), NULL, 0, 0, BLACKNESS );
const QBitmap *curMsk = cursor.mask();
if ( curMsk )
BitBlt( andMask.handle(), cursor_point.x(), cursor_point.y(), curMsk->width(), curMsk->height(), curMsk->handle(), 0, 0, SRCAND );
/* create Pixmap */
QPixmap xorMask( size );
xorMask.fill ( Qt::color1 );
QPainter paint2( &xorMask );
paint2.drawPixmap( pixmap_point, pixmap );
QPixmap pm;
pm.convertFromImage( cursor.bitmap() ->convertToImage().convertDepth( 8 ) );
pm.setMask( *cursor.mask() );
paint2.drawPixmap ( cursor_point, pm );
paint2.end();
#ifdef DEBUG_QDND_SRC
andMask.save ( "pand.png", "PNG" );
xorMask.save ( "pxor.png", "PNG" );
#endif
HCURSOR cur = qt_createPixmapCursor ( qt_display_dc(), xorMask, andMask, hotspot, size );
if ( !cur ) {
qWarning( "Error creating cursor: %d", GetLastError() );
}
return cur;
}
