+ /**
+ * @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
+ */
+ Shader GetEffectBufferShader() const;
+
+ /**
+ * @brief Get Shader used rendering Glyph Shadows
+ *
+ * @return Handle of shader needed
+ */
+ Shader GetGlyphShadowShader() const;
+