khtml: cleanup and fix alpha channel detection regression since 2f72cbbd

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>

khtml/css/cssproperties.c

@@ -190,9 +190,6 @@ hash_prop (register const char *str, register unsigned int len)
 
 #ifdef __GNUC__
 __inline
-#if defined __GNUC_STDC_INLINE__ || defined __GNUC_GNU_INLINE__
-__attribute__ ((__gnu_inline__))
-#endif
 #endif
 const struct css_prop *
 findProp (register const char *str, register unsigned int len)

khtml/css/cssvalues.c

@@ -175,9 +175,6 @@ hash_val (register const char *str, register unsigned int len)
 
 #ifdef __GNUC__
 __inline
-#if defined __GNUC_STDC_INLINE__ || defined __GNUC_GNU_INLINE__
-__attribute__ ((__gnu_inline__))
-#endif
 #endif
 const struct css_value *
 findValue (register const char *str, register unsigned int len)

khtml/imload/image.cpp

@@ -131,10 +131,9 @@ bool Image::processData(char* data, int length)
         }
     }
 
-    int stat = loader->processData(data, length);
-
+    const bool success = loader->processData(data, length);
     //If we just finished decoding...
-    if (stat == ImageLoader::Done)
+    if (success)
     {
         if (original && original->animProvider)
             original->animProvider->setShowAnimations(animationAdvice);
@@ -142,15 +141,11 @@ bool Image::processData(char* data, int length)
         fullyDecoded = true;
         owner->imageDone(this);
         return false;
+
     }
 
-    if (stat == ImageLoader::Error)
-    {
-        loadError();
-        return false;
-    }
-
-    return true; //Need more stuff
+    loadError();
+    return false;
 }
 
 void Image::notifyImageInfo(int _width, int _height)
@@ -406,13 +401,6 @@ QImage* Image::qimage() const
     return &static_cast<RawImagePlane*>(original->parent)->image;
 }
 
-bool Image::hasAlpha() const
-{
-    if (!original || !original->parent)
-        return false;
-    return original->parent->format.hasAlpha();
-}
-
 void Image::setShowAnimations(KHTMLSettings::KAnimationAdvice newAdvice)
 {
     if (animationAdvice != newAdvice)

khtml/imload/image.h

@@ -76,11 +76,6 @@ public:
     */
     bool complete() const;
 
-    /**
-     Returns true if the image may have an alpha channel
-    */
-    bool hasAlpha() const;
-
     /**
      Returns the image of basic content. Should be treated as READ ONLY.
      (but see CanvasImage)

khtml/imload/imageformat.h

@@ -90,11 +90,6 @@ struct ImageFormat
         return toRet;
     }
 
-    bool hasAlpha() const
-    {
-        return  (type == Image_ARGB_32 || type == Image_ARGB_32_DontPremult);
-    }
-
     mutable QVector<QRgb> palette;
 
     //A helper for setting up a format descriptor for 8-bit grayscale

khtml/imload/imageloader.h

@@ -118,18 +118,12 @@ public:
     
     virtual ~ImageLoader()
     {}
-    
-    enum Status
-    {
-        Done  = -2,
-        Error = -1
-    };
-    
+
     /**
-     Decodes a portion of the image, and returns the appropriate 
-     status, or the number of bytes read
+     Decodes the image, and returns the appropriate status,
+     or the number of bytes read
     */
-    virtual int processData(char* data, int length) = 0;
+    virtual bool processData(char* data, int length) = 0;
 };
 
 }

khtml/imload/imagemanager.cpp

@@ -96,7 +96,7 @@ public:
     {
     }
 
-    virtual int processData(char* data, int length)
+    virtual bool processData(char* data, int length)
     {
         buffer.setData(data, length);
         buffer.open(QIODevice::ReadOnly);
@@ -105,7 +105,7 @@ public:
         QImageReader reader(&buffer, qformat);
 
         if (!reader.canRead()) {
-            return Error;
+            return false;
         }
 
         QSize size = reader.size();
@@ -113,11 +113,11 @@ public:
             if (ImageManager::isAcceptableSize(size.width(), size.height()))
                 notifyImageInfo(size.width(), size.height());
             else
-                return Error;
+                return false;
         }
 
         if (!reader.read(&image)) {
-            return Error;
+            return false;
         }
 
         if (!size.isValid()) {
@@ -125,18 +125,18 @@ public:
             if (ImageManager::isAcceptableSize(image.width(), image.height()))
                 notifyImageInfo(image.width(), image.height());
             else
-                return Error;
+                return false;
         }
 
         ImageFormat format;
         if (!imageFormat(image, format)) {
-            return Error;
+            return false;
         }
         notifyAppendFrame(image.width(), image.height(), format);
 
         notifyQImage(1, &image);
 
-        return Done;
+        return true;
     }
     bool imageFormat(QImage &image, ImageFormat &format) {
         switch(image.format()) {

khtml/misc/loader.cpp

@@ -616,7 +616,7 @@ QPixmap CachedImage::pixmap( ) const
     int w = i->size().width();
     int h = i->size().height();
 
-    if (i->hasAlpha() && QApplication::desktop()->paintEngine() &&
+    if (i->qimage()->hasAlphaChannel() && QApplication::desktop()->paintEngine() &&
                         !QApplication::desktop()->paintEngine()->hasFeature(QPaintEngine::PorterDuff)) {
         QImage im(w, h, QImage::Format_ARGB32_Premultiplied);
         QPainter paint(&im);
@@ -627,7 +627,7 @@ QPixmap CachedImage::pixmap( ) const
         return QPixmap::fromImage( im, Qt::NoOpaqueDetection );
     } else {
         QPixmap pm(w, h);
-        if (i->hasAlpha())
+        if (i->qimage()->hasAlphaChannel())
             pm.fill(Qt::transparent);
         QPainter paint(&pm);
         paint.setCompositionMode(QPainter::CompositionMode_Source);