1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98
|
/******************************************************************************
*
* Copyright (C) 2002 Hugo PEREIRA <mailto: hugo.pereira@free.fr>
*
* This is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) any later
* version.
*
* This software is distributed in the hope that it will be useful, but WITHOUT
* Any WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*
*******************************************************************************/
#include "BaseFileIconProvider.h"
#include "BaseIconNames.h"
#include "CustomPixmap.h"
#include "DefaultFolders.h"
#include "IconEngine.h"
#include "Util.h"
//__________________________________________________________________________
BaseFileIconProvider::BaseFileIconProvider( QObject* parent ):
QObject( parent ),
Counter( "BaseFileIconProvider" )
{
// initialize default folders
DefaultFolders::get().initializeFolderNames();
DefaultFolders::get().initializeIconNames();
}
//__________________________________________________________________________
const QIcon& BaseFileIconProvider::icon( const BaseFileInfo& fileInfo, int type )
{
// get type
if( !( type&BaseFileInfo::Folder ) ) return invalid_;
// check whether current map contains key
IconCache::const_iterator iter( icons_.find( Key( fileInfo.file(), type ) ) );
if( iter != icons_.end() ) return iter.value();
// insert new entry in map
const DefaultFolders::Type folderType( DefaultFolders::get().type( fileInfo.file() ) );
if( folderType == DefaultFolders::Unknown ) return invalid_;
// get icon name
const QString iconName( DefaultFolders::get().iconName( folderType ) );
if( iconName.isEmpty() ) return invalid_;
// get corresponding icon from icon engine
const QIcon& base( IconEngine::get( iconName ) );
if( base.isNull() ) return invalid_;
// insert in map and return
return icons_.insert( Key( fileInfo.file(), type ), base ).value();
}
//____________________________________________________
QPixmap BaseFileIconProvider::linked( const CustomPixmap& source )
{
if( source.isNull() ) return source;
QIcon linkOverlay( IconEngine::get( IconNames::SymbolicLink ) );
if( linkOverlay.isNull() ) return source;
// get source size
const QSize size( source.size()/source.devicePixelRatio() );
// decide overlay size
QSize overlaySize;
if( size.width() <= 16 ) overlaySize = QSize( 10, 10 );
else if( size.width() <= 22 ) overlaySize = QSize( 12, 12 );
else if( size.width() <= 32 ) overlaySize = QSize( 16, 16 );
else if( size.width() <= 48 ) overlaySize = QSize( 16, 16 );
else if( size.width() <= 64 ) overlaySize = QSize( 22, 22 );
else if( size.width() <= 128 ) overlaySize = QSize( 48, 48 );
else overlaySize = QSize( 64, 64 );
const CustomPixmap overlayPixmap( linkOverlay.pixmap( overlaySize ) );
return source.merge( overlayPixmap.scaled( overlaySize*overlayPixmap.devicePixelRatio(), Qt::KeepAspectRatio, Qt::SmoothTransformation ), CustomPixmap::BOTTOM_RIGHT );
}
//____________________________________________________
QPixmap BaseFileIconProvider::hidden( const CustomPixmap& source )
{ return source.transparent( 0.6 ); }
//____________________________________________________
QPixmap BaseFileIconProvider::clipped( const CustomPixmap& source )
{ return source.desaturate().transparent( 0.6 ); }
|