diff --git a/lib/kwineffects.cpp b/lib/kwineffects.cpp
index 9497b4773c..444c106f5a 100644
--- a/lib/kwineffects.cpp
+++ b/lib/kwineffects.cpp
@@ -925,19 +925,19 @@ double TimeLine::valueForTime(const int msec) const
 void TimeLine::addTime(const int msec)
     {
     m_Time = qMin(m_Duration, m_Time + msec);
-    m_Progress = m_Time / m_Duration;
+    m_Progress = (double)m_Time / m_Duration;
     }
 
 void TimeLine::removeTime(const int msec)
     {
     m_Time = qMax(0, m_Time - msec);
-    m_Progress = m_Time / m_Duration;
+    m_Progress = (double)m_Time / m_Duration;
     }
 
 void TimeLine::setProgress(const double progress)
     {
     m_Progress = progress;
-    m_Time = (int)(m_Duration * progress);
+    m_Time = qRound(m_Duration * progress);
     }
 
 double TimeLine::progress() const
@@ -945,6 +945,11 @@ double TimeLine::progress() const
     return m_Progress;
     }
 
+int TimeLine::time() const
+    {
+    return m_Time;
+    }
+
 void TimeLine::addProgress(const double progress)
     {
     m_Progress += progress;
diff --git a/lib/kwineffects.h b/lib/kwineffects.h
index 8ffb1cf679..737111e80e 100644
--- a/lib/kwineffects.h
+++ b/lib/kwineffects.h
@@ -1084,6 +1084,11 @@ class KWIN_EXPORT TimeLine
          * and related methods, the y value of the current state x.
          */
         double valueForTime(const int msec) const;
+        /**
+         * Returns the current time of the TimeLine, between 0 and duration()
+         * The value returned is equivalent to the x-axis on a curve.
+         */
+        int time() const;
         /**
          * Returns the progress of the TimeLine, between 0.0 and 1.0.
          * The value returned is equivalent to the y-axis on a curve.