Add GPU support for color bitmap fonts

src/gpu/GrTextStrike.h

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 
@@ skipping 90 matching lines @@
 #ifdef SK_DEBUG
     void validate() const;
 #else
     void validate() const {}
 #endif
 
 #ifdef SK_DEVELOPER
     void dump() const;
 #endif
 
+    enum AtlasType {
+        kA8_AtlasType,   //!< 1-byte per pixel
+        k565_AtlasType,  //!< 2-bytes per pixel
+        k8888_AtlasType, //!< 4-bytes per pixel
+
+        kLast_AtlasType = k8888_AtlasType
+    };
+    static const int kAtlasCount = kLast_AtlasType + 1;
+
 private:
     friend class GrFontPurgeListener;
 
     class Key;
     GrTHashTable<GrTextStrike, Key, 8> fCache;
     // for LRU
     GrTextStrike* fHead;
     GrTextStrike* fTail;
 
     GrGpu*      fGpu;
-    GrAtlasMgr* fAtlasMgr[kMaskFormatCount];
+    GrAtlasMgr* fAtlasMgr[kAtlasCount];
 
     GrTextStrike* generateStrike(GrFontScaler*, const Key&);
     inline void detachStrikeFromList(GrTextStrike*);
     void purgeStrike(GrTextStrike* strike);
 };
 
 #endif