Added pre-render callback to Adaptor

[platform/core/uifw/dali-adaptor.git] / dali / internal / adaptor / common / combined-update-render-controller.cpp

diff --git a/dali/internal/adaptor/common/combined-update-render-controller.cpp b/dali/internal/adaptor/common/combined-update-render-controller.cpp
index 72aa9da..60ce74c 100644 (file)
--- a/dali/internal/adaptor/common/combined-update-render-controller.cpp
+++ b/dali/internal/adaptor/common/combined-update-render-controller.cpp
@@ -96,6 +96,7 @@ CombinedUpdateRenderController::CombinedUpdateRenderController( AdaptorInternalS
   mEnvironmentOptions( environmentOptions ),
   mNotificationTrigger( adaptorInterfaces.GetProcessCoreEventsTrigger() ),
   mSleepTrigger( NULL ),
+  mPreRenderCallback( NULL ),
   mUpdateRenderThread( NULL ),
   mDefaultFrameDelta( 0.0f ),
   mDefaultFrameDurationMilliseconds( 0u ),
@@ -137,6 +138,7 @@ CombinedUpdateRenderController::~CombinedUpdateRenderController()
 
   Stop();
 
+  delete mPreRenderCallback;
   delete mSleepTrigger;
 }
 
@@ -314,6 +316,19 @@ void CombinedUpdateRenderController::SetRenderRefreshRate( unsigned int numberOf
   LOG_EVENT( "mDefaultFrameDelta(%.6f), mDefaultFrameDurationMilliseconds(%lld), mDefaultFrameDurationNanoseconds(%lld)", mDefaultFrameDelta, mDefaultFrameDurationMilliseconds, mDefaultFrameDurationNanoseconds );
 }
 
+void CombinedUpdateRenderController::SetPreRenderCallback( CallbackBase* callback )
+{
+  LOG_EVENT_TRACE;
+  LOG_EVENT( "Set PreRender Callback" );
+
+  ConditionalWait::ScopedLock updateLock( mUpdateRenderThreadWaitCondition );
+  if( mPreRenderCallback )
+  {
+    delete mPreRenderCallback;
+  }
+  mPreRenderCallback = callback;
+}
+
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 // EVENT THREAD
 ///////////////////////////////////////////////////////////////////////////////////////////////////
@@ -502,6 +517,15 @@ void CombinedUpdateRenderController::UpdateRenderThread()
     //////////////////////////////
 
     mRenderHelper.ConsumeEvents();
+    if( mPreRenderCallback != NULL )
+    {
+      bool keepCallback = CallbackBase::ExecuteReturn<bool>(*mPreRenderCallback);
+      if( ! keepCallback )
+      {
+        delete mPreRenderCallback;
+        mPreRenderCallback = NULL;
+      }
+    }
     mRenderHelper.PreRender();
 
     Integration::RenderStatus renderStatus;