- restructing a bit the skin data storage, in preparation for cache

  improvements

2 files changed, 41 insertions, 27 deletions

diff --git a/noncore/multimedia/opieplayer2/skin.cpp b/noncore/multimedia/opieplayer2/skin.cpp
index cef3259..9ad5f3f 100644
--- a/noncore/multimedia/opieplayer2/skin.cpp
+++ b/noncore/multimedia/opieplayer2/skin.cpp
@@ -6,131 +6,148 @@
 
    This program 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 program 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; see the file COPYING.  If not, write to
    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.
 */
 
 #include "skin.h"
 
 #include <qpe/resource.h>
 #include <qpe/config.h>
 
 #include <assert.h>
 
+struct SkinData
+{
+    typedef QMap<QString, QImage> ButtonMaskImageMap;
+
+    QImage backgroundImage;
+    QImage buttonUpImage;
+    QImage buttonDownImage;
+    QImage buttonMask;
+    ButtonMaskImageMap buttonMasks;
+};
+
 Skin::Skin( const QString &name, const QString &fileNameInfix )
     : m_fileNameInfix( fileNameInfix )
 {
     init( name );
 }
 
 Skin::Skin( const QString &fileNameInfix )
     : m_fileNameInfix( fileNameInfix )
 {
     init( defaultSkinName() );
 }
 
+Skin::~Skin()
+{
+    delete d;
+}
+
 void Skin::init( const QString &name )
 {
     m_skinPath = "opieplayer2/skins/" + name;
+    d = new SkinData;
 }
 
 void Skin::preload( const MediaWidget::SkinButtonInfo *skinButtonInfo, uint buttonCount )
 {
     backgroundImage();
     buttonUpImage();
     buttonDownImage();
     ( void )buttonMask( skinButtonInfo, buttonCount );
 }
 
 QImage Skin::backgroundImage() const
 {
-    if ( m_backgroundImage.isNull() )
-        m_backgroundImage = SkinCache::self().loadImage( QString( "%1/background" ).arg( m_skinPath ) );
-    return m_backgroundImage;
+    if ( d->backgroundImage.isNull() )
+        d->backgroundImage = SkinCache::self().loadImage( QString( "%1/background" ).arg( m_skinPath ) );
+    return d->backgroundImage;
 }
 
 QImage Skin::buttonUpImage() const
 {
-    if ( m_buttonUpImage.isNull() )
-        m_buttonUpImage = SkinCache::self().loadImage( QString( "%1/skin%2_up" ).arg( m_skinPath ).arg( m_fileNameInfix ) );
-    return m_buttonUpImage;
+    if ( d->buttonUpImage.isNull() )
+        d->buttonUpImage = SkinCache::self().loadImage( QString( "%1/skin%2_up" ).arg( m_skinPath ).arg( m_fileNameInfix ) );
+    return d->buttonUpImage;
 }
 
 QImage Skin::buttonDownImage() const
 {
-    if ( m_buttonDownImage.isNull() )
-        m_buttonDownImage = SkinCache::self().loadImage( QString( "%1/skin%2_down" ).arg( m_skinPath ).arg( m_fileNameInfix ) );
-    return m_buttonDownImage;
+    if ( d->buttonDownImage.isNull() )
+        d->buttonDownImage = SkinCache::self().loadImage( QString( "%1/skin%2_down" ).arg( m_skinPath ).arg( m_fileNameInfix ) );
+    return d->buttonDownImage;
 }
 
 QImage Skin::buttonMask( const MediaWidget::SkinButtonInfo *skinButtonInfo, uint buttonCount ) const
 {
-    if ( !m_buttonMask.isNull() )
-        return m_buttonMask;
+    if ( !d->buttonMask.isNull() )
+        return d->buttonMask;
 
     QSize buttonAreaSize = buttonUpImage().size();
 
-    m_buttonMask = QImage( buttonAreaSize, 8, 255 );
-    m_buttonMask.fill( 0 );
+    d->buttonMask = QImage( buttonAreaSize, 8, 255 );
+    d->buttonMask.fill( 0 );
 
     for ( uint i = 0; i < buttonCount; ++i )
         addButtonToMask( skinButtonInfo[ i ].command + 1, buttonMaskImage( skinButtonInfo[ i ].fileName ) );
 
-    return m_buttonMask;
+    return d->buttonMask;
 }
 
 void Skin::addButtonToMask( int tag, const QImage &maskImage ) const
 {
     if ( maskImage.isNull() )
         return;
 
-    uchar **dest = m_buttonMask.jumpTable();
-    for ( int y = 0; y < m_buttonMask.height(); y++ ) {
+    uchar **dest = d->buttonMask.jumpTable();
+    for ( int y = 0; y < d->buttonMask.height(); y++ ) {
         uchar *line = dest[y];
-        for ( int x = 0; x < m_buttonMask.width(); x++ )
+        for ( int x = 0; x < d->buttonMask.width(); x++ )
             if ( !qRed( maskImage.pixel( x, y ) ) )
                 line[x] = tag;
     }
 }
 
 QImage Skin::buttonMaskImage( const QString &fileName ) const
 {
-    ButtonMaskImageMap::Iterator it = m_buttonMasks.find( fileName );
-    if ( it == m_buttonMasks.end() ) {
+    SkinData::ButtonMaskImageMap::Iterator it = d->buttonMasks.find( fileName );
+    if ( it == d->buttonMasks.end() ) {
         QString prefix = m_skinPath + QString::fromLatin1( "/skin%1_mask_" ).arg( m_fileNameInfix );
         QString path = prefix + fileName + ".png";
-        it = m_buttonMasks.insert( fileName, SkinCache::self().loadImage( path ) );
+        it = d->buttonMasks.insert( fileName, SkinCache::self().loadImage( path ) );
     }
     return *it;
 }
 
 QString Skin::defaultSkinName()
 {
     Config cfg( "OpiePlayer" );
     cfg.setGroup( "Options" );
     return cfg.readEntry( "Skin", "default" );
 }
 
 SkinCache::SkinCache()
 {
     m_cache.setAutoDelete( true );
 }
 
 QImage SkinCache::loadImage( const QString &name )
 {
     ThreadUtil::AutoLock lock( m_cacheGuard );
 
     QImage *image = m_cache.find( name );
     if ( image ) {
         qDebug( "cache hit for %s", name.ascii() );
         return *image;
diff --git a/noncore/multimedia/opieplayer2/skin.h b/noncore/multimedia/opieplayer2/skin.h
index 9f7326e..5ab6574 100644
--- a/noncore/multimedia/opieplayer2/skin.h
+++ b/noncore/multimedia/opieplayer2/skin.h
@@ -11,81 +11,78 @@
 
    This program 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; see the file COPYING.  If not, write to
    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.
 */
 
 #ifndef SKIN_H
 #define SKIN_H
 
 #include <qstring.h>
 #include <qimage.h>
 #include <qmap.h>
 #include <qdict.h>
 
 #include "mediawidget.h"
 #include "threadutil.h"
 #include "singleton.h"
 
+struct SkinData;
+
 class Skin
 {
 public:
     Skin( const QString &name, const QString &fileNameInfix );
     Skin( const QString &fileNameInfix );
+    ~Skin();
 
     void preload( const MediaWidget::SkinButtonInfo *skinButtonInfo, uint buttonCount );
 
     QImage backgroundImage() const;
     QImage buttonUpImage() const;
     QImage buttonDownImage() const;
 
     QImage buttonMask( const MediaWidget::SkinButtonInfo *skinButtonInfo, uint buttonCount ) const;
 
     QImage buttonMaskImage( const QString &fileName ) const;
 
     static QString defaultSkinName();
 
 private:
     void init( const QString &name );
 
     void addButtonToMask( int tag, const QImage &maskImage ) const;
 
     QString m_fileNameInfix;
     QString m_skinPath;
 
-    typedef QMap<QString, QImage> ButtonMaskImageMap;
-
-    mutable QImage m_backgroundImage;
-    mutable QImage m_buttonUpImage;
-    mutable QImage m_buttonDownImage;
-    mutable QImage m_buttonMask;
-    mutable ButtonMaskImageMap m_buttonMasks;
+    SkinData *d;
 
     Skin( const Skin & );
     Skin &operator=( const Skin & );
 };
 
 class SkinCache : public Singleton<SkinCache>
 {
 public:
     SkinCache();
 
     QImage loadImage( const QString &name );
 
 private:
     typedef QDict<QImage> ImageCache;
 
     ImageCache m_cache;
 
     ThreadUtil::Mutex m_cacheGuard;
 };
 
 class SkinLoader : public ThreadUtil::Thread
 {
 public:
     SkinLoader();