Fix for broken text when the font is reloaded.

include/SFML/Graphics/Text.hpp

@@ -393,6 +393,7 @@ private:
     mutable VertexArray m_outlineVertices;    ///< Vertex array containing the outline geometry
     mutable FloatRect   m_bounds;             ///< Bounding rectangle of the text (in local coordinates)
     mutable bool        m_geometryNeedUpdate; ///< Does the geometry need to be recomputed?
+    mutable Uint64      m_fontTextureId;      ///< The font texture id
 };
 
 } // namespace sf

include/SFML/Graphics/Texture.hpp

@@ -35,10 +35,11 @@
 
 namespace sf
 {
-class Window;
+class InputStream;
 class RenderTarget;
 class RenderTexture;
-class InputStream;
+class Text;
+class Window;
 
 ////////////////////////////////////////////////////////////
 /// \brief Image living on the graphics card that can be used for drawing
@@ -584,6 +585,7 @@ public:
 
 private:
 
+    friend class Text;
     friend class RenderTexture;
     friend class RenderTarget;