X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Frendering%2Fatlas%2Fatlas-glyph-manager.h;h=6096612cc4e6794984811101ab0939ce51bbe065;hp=0f8468dc9e24bdeb375c572bf6946e58d073720b;hb=d15b9def82b922ae3013ea250e4f6fe260417a79;hpb=b26250b0bc810ebeada606481882102b62cdb3e4

diff --git a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h
index 0f8468d..6096612 100644
--- a/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h
+++ b/dali-toolkit/internal/text/rendering/atlas/atlas-glyph-manager.h
@@ -43,6 +43,13 @@ public:
    */
   struct Metrics
   {
+    Metrics()
+    : mGlyphCount( 0u )
+    {}
+
+    ~Metrics()
+    {}
+
     uint32_t mGlyphCount;                   // number of glyphs being managed
     AtlasManager::Metrics mAtlasMetrics;    // metrics from the Atlas Manager
   };
@@ -105,8 +112,10 @@ public:
    * @param[in] fontId The font that this glyph comes from
    * @param[in] index The GlyphIndex of this glyph
    * @param[out] slot container holding information about the glyph( mImage = 0 indicates not being cached )
+   *
+   * @return Whether glyph is cached or not ?
    */
-  void Cached( Text::FontId fontId,
+  bool Cached( Text::FontId fontId,
                Text::GlyphIndex index,
                AtlasManager::AtlasSlot& slot );
 
@@ -130,13 +139,6 @@ public:
   void SetNewAtlasSize( uint32_t width, uint32_t height, uint32_t blockWidth, uint32_t blockHeight );
 
   /**
-   * @brief Unreference an image from the atlas and remove from cache if no longer needed
-   *
-   * @param[in] imageId ID of the image
-   */
-  void Remove( uint32_t imageId );
-
-  /**
    * @brief Get the Pixel Format used by an atlas
    *
    * @param[in] atlasId Id of atlas to check
@@ -171,6 +173,15 @@ public:
   const Metrics& GetMetrics();
 
   /**
+   * @brief Adjust the reference count for an imageId and remove cache entry if it becomes free
+   *
+   * @param[in] fontId the font this image came from
+   * @param[in] imageId The imageId
+   * @param[in] delta adjustment to make to reference count
+   */
+  void AdjustReferenceCount( Text::FontId fontId, uint32_t imageId, int32_t delta );
+
+  /**
    * @brief Get Shader used for rendering glyph effect buffers
    *
    * @return Handle of shader needed