Add CURRENT_FRAME_NUMBER and TOTAL_FRAME_NUMBER properties to the AnimatedImageVisual

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / visuals / animated-image / rolling-image-cache.h

diff --git a/dali-toolkit/internal/visuals/animated-image/rolling-image-cache.h b/dali-toolkit/internal/visuals/animated-image/rolling-image-cache.h
index 47a5155..f33a7b3 100644 (file)
--- a/dali-toolkit/internal/visuals/animated-image/rolling-image-cache.h
+++ b/dali-toolkit/internal/visuals/animated-image/rolling-image-cache.h
@@ -57,7 +57,7 @@ public:
   /**
    * Destructor
    */
-  virtual ~RollingImageCache();
+  ~RollingImageCache() override;
 
   /**
    * Get the Nth frame. If it's not ready, this will trigger the
@@ -74,10 +74,25 @@ public:
   /**
    * Get the next frame. If it's not ready, this will trigger the
    * sending of FrameReady() when the image becomes ready.
-   * This will trigger the loading of the next batch.
    */
   TextureSet NextFrame() override;
 
+  /**
+   * Get the interval of Nth frame.
+   */
+  uint32_t GetFrameInterval( uint32_t frameIndex ) const override;
+
+  /**
+   * Get the current rendered frame index.
+   * If there isn't any loaded frame, returns -1.
+   */
+  int32_t GetCurrentFrameIndex() const override;
+
+  /**
+   * Get total frame count of the animated image file.
+   */
+  int32_t GetTotalFrameCount() const override;
+
 private:
   /**
    * @return true if the front frame is ready