QBitmap QPixmap::createHeuristicMask( bool clipTight ) const
{
QBitmap m;
m.convertFromImage( convertToImage().createHeuristicMask(clipTight) );
return m;
}
/*!
Returns a pixmap with size \a s and mode \a m, generating one if
needed. Generated pixmaps are cached.
*/
QPixmap QIconSet::pixmap( Size s, Mode m ) const
{
if ( !d ) {
QPixmap r;
return r;
}
QImage i;
QIconSetPrivate * p = ((QIconSet *)this)->d;
QPixmap * pm = 0;
if ( s == Large ) {
switch( m ) {
case Normal:
if ( !p->large.pm ) {
ASSERT( p->small.pm );
i = p->small.pm->convertToImage();
i = i.smoothScale( i.width() * 3 / 2, i.height() * 3 / 2 );
p->large.pm = new QPixmap;
p->large.generated = TRUE;
p->large.pm->convertFromImage( i );
if ( !p->large.pm->mask() ) {
i = i.createHeuristicMask();
QBitmap tmp;
tmp.convertFromImage( i, Qt::MonoOnly + Qt::ThresholdDither );
p->large.pm->setMask( tmp );
}
}
pm = p->large.pm;
break;
case Active:
if ( !p->largeActive.pm ) {
p->largeActive.pm = new QPixmap( pixmap( Large, Normal ) );
p->largeActive.generated = TRUE;
}
pm = p->largeActive.pm;
break;
case Disabled:
if ( !p->largeDisabled.pm ) {
#if defined(_WS_QWS_) && !defined(QT_NO_DEPTH_32)
p->largeDisabled.pm = newDisablePixmap(pixmap(Large,Normal));
#else
QBitmap tmp;
if ( p->large.generated && !p->smallDisabled.generated &&
p->smallDisabled.pm && !p->smallDisabled.pm->isNull() ) {
// if there's a hand-drawn disabled small image,
// but the normal big one is generated, use the
// hand-drawn one to generate this one.
i = p->smallDisabled.pm->convertToImage();
i = i.smoothScale( i.width() * 3 / 2, i.height() * 3 / 2 );
p->largeDisabled.pm = new QPixmap;
p->largeDisabled.pm->convertFromImage( i );
if ( !p->largeDisabled.pm->mask() ) {
i = i.createHeuristicMask();
tmp.convertFromImage( i, Qt::MonoOnly + Qt::ThresholdDither );
}
} else {
if (pixmap( Large, Normal).mask())
tmp = *pixmap( Large, Normal).mask();
else {
QPixmap conv = pixmap( Large, Normal );
if ( !conv.isNull() ) {
i = conv.convertToImage();
i = i.createHeuristicMask();
tmp.convertFromImage( i, Qt::MonoOnly + Qt::ThresholdDither );
}
}
p->largeDisabled.pm
= new QPixmap( p->large.pm->width()+1,
p->large.pm->height()+1);
QColorGroup dis( QApplication::palette().disabled() );
p->largeDisabled.pm->fill( dis.background() );
QPainter painter( p->largeDisabled.pm );
painter.setPen( dis.base() );
painter.drawPixmap( 1, 1, tmp );
painter.setPen( dis.foreground() );
painter.drawPixmap( 0, 0, tmp );
}
if ( !p->largeDisabled.pm->mask() ) {
if ( !tmp.mask() )
tmp.setMask( tmp );
QBitmap mask( d->largeDisabled.pm->size() );
mask.fill( Qt::color0 );
QPainter painter( &mask );
painter.drawPixmap( 0, 0, tmp );
painter.drawPixmap( 1, 1, tmp );
painter.end();
p->largeDisabled.pm->setMask( mask );
}
#endif
p->largeDisabled.generated = TRUE;
}
pm = p->largeDisabled.pm;
break;
}
} else {
switch( m ) {
case Normal:
if ( !p->small.pm ) {
ASSERT( p->large.pm );
i = p->large.pm->convertToImage();
i = i.smoothScale( i.width() * 2 / 3, i.height() * 2 / 3 );
p->small.pm = new QPixmap;
p->small.generated = TRUE;
p->small.pm->convertFromImage( i );
if ( !p->small.pm->mask() ) {
i = i.createHeuristicMask();
QBitmap tmp;
tmp.convertFromImage( i, Qt::MonoOnly + Qt::ThresholdDither );
p->small.pm->setMask( tmp );
}
}
pm = p->small.pm;
break;
case Active:
if ( !p->smallActive.pm ) {
p->smallActive.pm = new QPixmap( pixmap( Small, Normal ) );
p->smallActive.generated = TRUE;
}
pm = p->smallActive.pm;
break;
case Disabled:
if ( !p->smallDisabled.pm ) {
#if defined(_WS_QWS_) && !defined(QT_NO_DEPTH_32)
p->smallDisabled.pm = newDisablePixmap(pixmap(Small,Normal));
#else
QBitmap tmp;
if ( p->small.generated && !p->largeDisabled.generated &&
p->largeDisabled.pm && !p->largeDisabled.pm->isNull() ) {
// if there's a hand-drawn disabled large image,
// but the normal small one is generated, use the
// hand-drawn one to generate this one.
i = p->largeDisabled.pm->convertToImage();
i = i.smoothScale( i.width() * 3 / 2, i.height() * 3 / 2 );
p->smallDisabled.pm = new QPixmap;
p->smallDisabled.pm->convertFromImage( i );
if ( !p->smallDisabled.pm->mask() ) {
i = i.createHeuristicMask();
tmp.convertFromImage( i, Qt::MonoOnly + Qt::ThresholdDither );
}
} else {
if ( pixmap( Small, Normal).mask())
tmp = *pixmap( Small, Normal).mask();
else {
QPixmap conv = pixmap( Small, Normal );
if ( !conv.isNull() ) {
i = conv.convertToImage();
i = i.createHeuristicMask();
tmp.convertFromImage( i, Qt::MonoOnly + Qt::ThresholdDither );
}
}
p->smallDisabled.pm
= new QPixmap( p->small.pm->width()+1,
p->small.pm->height()+1);
QColorGroup dis( QApplication::palette().disabled() );
p->smallDisabled.pm->fill( dis.background() );
QPainter painter( p->smallDisabled.pm );
painter.setPen( dis.base() );
painter.drawPixmap( 1, 1, tmp );
painter.setPen( dis.foreground() );
painter.drawPixmap( 0, 0, tmp );
}
if ( !p->smallDisabled.pm->mask() ) {
if ( !tmp.mask() )
tmp.setMask( tmp );
QBitmap mask( d->smallDisabled.pm->size() );
mask.fill( Qt::color0 );
QPainter painter( &mask );
painter.drawPixmap( 0, 0, tmp );
painter.drawPixmap( 1, 1, tmp );
painter.end();
p->smallDisabled.pm->setMask( mask );
}
#endif
p->smallDisabled.generated = TRUE;
}
pm = p->smallDisabled.pm;
break;
}
}
ASSERT( pm );
return *pm;
}
