reduced the need of image calculations

1 files changed, 5 insertions, 4 deletions

diff --git a/libopie2/opiemm/oimagescrollview.cpp b/libopie2/opiemm/oimagescrollview.cpp
index 3f2699a..72248c1 100644
--- a/libopie2/opiemm/oimagescrollview.cpp
+++ b/libopie2/opiemm/oimagescrollview.cpp
@@ -41,17 +41,17 @@ OImageScrollView::OImageScrollView (const QImage&img, QWidget * parent, const ch
     _zoomer = 0;
     m_states[AUTO_SCALE]=always_scale;
     m_states[AUTO_ROTATE]=rfit;
     m_states[FIRST_RESIZE_DONE]=false;
     m_states[IMAGE_IS_JPEG]=false;
     m_states[IMAGE_SCALED_LOADED]=false;
     m_states[SHOW_ZOOMER]=true;
     _original_data.convertDepth(QPixmap::defaultDepth());
-    //_original_data.setAlphaBuffer(false);
+    _original_data.setAlphaBuffer(false);
     init();
 }
 
 OImageScrollView::OImageScrollView (const QString&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
     :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(),m_states(SCROLLVIEW_BITSET_SIZE),m_lastName("")
 {
     _zoomer = 0;
     m_states.resize(SCROLLVIEW_BITSET_SIZE);
@@ -65,17 +65,17 @@ OImageScrollView::OImageScrollView (const QString&img, QWidget * parent, const c
     setImage(img);
 }
 
 void OImageScrollView::setImage(const QImage&img)
 {
     _image_data = QImage();
     _original_data=img;
     _original_data.convertDepth(QPixmap::defaultDepth());
-    //_original_data.setAlphaBuffer(false);
+    _original_data.setAlphaBuffer(false);
     m_lastName = "";
     setImageIsJpeg(false);
     setImageScaledLoaded(false);
     if (FirstResizeDone()) {
         generateImage();
     }
 }
 
@@ -122,17 +122,17 @@ void OImageScrollView::setImage( const QString& path ) {
     odebug << "Image type = " << itype << oendl;
     if (itype == "JPEG") {
         setImageIsJpeg(true);
         loadJpeg();
     } else {
         setImageIsJpeg(false);
         _original_data.load(path);
         _original_data.convertDepth(QPixmap::defaultDepth());
-        //_original_data.setAlphaBuffer(false);
+        _original_data.setAlphaBuffer(false);
     }
     _image_data = QImage();
     if (FirstResizeDone()) {
         generateImage();
         if (isVisible()) viewport()->repaint(true);
     }
 }
 
@@ -396,18 +396,19 @@ void OImageScrollView::generateImage()
     _image_data=QImage();
     if (isVisible()) {
         updateContents(contentsX(),contentsY(),width(),height());
     }
 }
 
 void OImageScrollView::resizeEvent(QResizeEvent * e)
 {
-    odebug << "OImageScrollView resizeEvent" << oendl;
+    odebug << "OImageScrollView resizeEvent (" << e->size() << " - " << e->oldSize() << oendl;
     QScrollView::resizeEvent(e);
+    if (e->oldSize()==e->size()||!isUpdatesEnabled ()) return;
     generateImage();
     setFirstResizeDone(true);
     emit viewportSizeChanged( viewport()->size() );
 
 }
 
 void OImageScrollView::keyPressEvent(QKeyEvent * e)
 {