comparison view/View.cpp @ 915:f6d9f28f37cb osx-retina

Experiment with querying paint rect separately from view rect

     m_followZoom(true),
     m_followPlay(PlaybackScrollPageWithCentre),
     m_followPlayIsDetached(false),
     m_playPointerFrame(0),
     m_showProgress(showProgress),
+    m_paintScale(1),
     m_cache(0),
     m_cacheCentreFrame(0),
     m_cacheZoomLevel(1024),
     m_selectionCached(false),
     m_deleting(false),

 View::setPaintFont(QPainter &paint)
 {
     QFont font(paint.font());
     font.setPointSize(Preferences::getInstance()->getViewFontSize());
     paint.setFont(font);
+}
+
+QRect
+View::getPaintRect() const
+{
+    QRect r(rect());
+    return QRect(r.x() * m_paintScale, r.y() * m_paintScale, 
+                 r.width() * m_paintScale, r.height() * m_paintScale);
 }
 
 void
 View::paintEvent(QPaintEvent *e)
 {

         QRect rectToPaint;
 
 	if (repaintCache) {
             paint.begin(m_cache);
             rectToPaint = scaledCacheRect;
+            m_paintScale = dpratio;
         } else {
             paint.begin(this);
             rectToPaint = cacheRect;
+            m_paintScale = 1;
         }
 
         setPaintFont(paint);
 	paint.setClipRect(rectToPaint);