Make it possible for animation driver to specify the advance time delta

1 files changed, 10 insertions, 5 deletions

diff --git a/src/corelib/animation/qabstractanimation.h b/src/corelib/animation/qabstractanimation.h
index a0cb0f93d0..91282066a6 100644
--- a/src/corelib/animation/qabstractanimation.h
+++ b/src/corelib/animation/qabstractanimation.h
@@ -143,24 +143,29 @@ public:
     QAnimationDriver(QObject *parent = 0);
     ~QAnimationDriver();
 
-    void advance();
+    virtual void advance();
 
     void install();
     void uninstall();
 
     bool isRunning() const;
 
+    qint64 elapsed() const;
+
+Q_SIGNALS:
+    void started();
+    void stopped();
+
 protected:
-    virtual void started() {};
-    virtual void stopped() {};
+    void advanceAnimation(qint64 timeStep = -1);
+    virtual void start();
+    virtual void stop();
 
     QAnimationDriver(QAnimationDriverPrivate &dd, QObject *parent = 0);
 
 private:
     friend class QUnifiedTimer;
 
-    void start();
-    void stop();
 };