Merge tomhudson and mtklein SkPaint shrinking approaches.

include/core/SkPaint.h

 
 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
@@ skipping 962 matching lines @@
         }
         return matrix;
     }
 
     SkMatrix* setTextMatrix(SkMatrix* matrix) const {
         return SetTextMatrix(matrix, fTextSize, fTextScaleX, fTextSkewX);
     }
 
     SkDEVCODE(void toString(SkString*) const;)
 
+    struct FlatteningTraits {
+        static void Flatten(SkWriteBuffer& buffer, const SkPaint& paint);
+        static void Unflatten(SkReadBuffer& buffer, SkPaint* paint);
+    };
+
 private:
     SkTypeface*     fTypeface;
     SkScalar        fTextSize;
     SkScalar        fTextScaleX;
     SkScalar        fTextSkewX;
 
     SkPathEffect*   fPathEffect;
     SkShader*       fShader;
     SkXfermode*     fXfermode;
     SkMaskFilter*   fMaskFilter;
     SkColorFilter*  fColorFilter;
     SkRasterizer*   fRasterizer;
     SkDrawLooper*   fLooper;
     SkImageFilter*  fImageFilter;
     SkAnnotation*   fAnnotation;
 
     SkColor         fColor;
     SkScalar        fWidth;
     SkScalar        fMiterLimit;
-    // all of these bitfields should add up to 32
-    unsigned        fFlags : 16;
-    unsigned        fTextAlign : 2;
-    unsigned        fCapType : 2;
-    unsigned        fJoinType : 2;
-    unsigned        fStyle : 2;
-    unsigned        fTextEncoding : 2;  // 3 values
-    unsigned        fHinting : 2;
-    //unsigned      fFreeBits : 4;
+
+    union {
+        struct {
+            // all of these bitfields should add up to 32
+            unsigned        fFlags : 16;
+            unsigned        fTextAlign : 2;
+            unsigned        fCapType : 2;
+            unsigned        fJoinType : 2;
+            unsigned        fStyle : 2;
+            unsigned        fTextEncoding : 2;  // 3 values
+            unsigned        fHinting : 2;
+            //unsigned      fFreeBits : 4;
+        };
+        uint32_t fBitfields;
+    };
+    uint32_t getBitfields() const { return fBitfields; }
+    void setBitfields(uint32_t bitfields);
+
+    uint32_t fDirtyBits;
 
 
     SkDrawCacheProc    getDrawCacheProc() const;
     SkMeasureCacheProc getMeasureCacheProc(TextBufferDirection dir,
                                            bool needFullMetrics) const;
 
     SkScalar measure_text(SkGlyphCache*, const char* text, size_t length,
                           int* count, SkRect* bounds) const;
 
     SkGlyphCache* detachCache(const SkDeviceProperties* deviceProperties, const SkMatrix*) const;
@@ skipping 58 matching lines @@
 #ifdef SK_BUILD_FOR_ANDROID
     SkPaintOptionsAndroid fPaintOptionsAndroid;
 
     // In order for the == operator to work properly this must be the last field
     // in the struct so that we can do a memcmp to this field's offset.
     uint32_t        fGenerationID;
 #endif
 };
 
 #endif