Hide fields in SkImageInfo

include/core/SkBitmap.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.
  */
 
 #ifndef SkBitmap_DEFINED
 #define SkBitmap_DEFINED
 
@@ skipping 60 matching lines @@
     SkBitmap& operator=(const SkBitmap& src);
     /** Swap the fields of the two bitmaps. This routine is guaranteed to never fail or throw.
     */
     //  This method is not exported to java.
     void swap(SkBitmap& other);
 
     ///////////////////////////////////////////////////////////////////////////
 
     const SkImageInfo& info() const { return fInfo; }
 
-    int width() const { return fInfo.fWidth; }
-    int height() const { return fInfo.fHeight; }
-    SkColorType colorType() const { return fInfo.fColorType; }
-    SkAlphaType alphaType() const { return fInfo.fAlphaType; }
+    int width() const { return fInfo.width(); }
+    int height() const { return fInfo.height(); }
+    SkColorType colorType() const { return fInfo.colorType(); }
+    SkAlphaType alphaType() const { return fInfo.alphaType(); }
 
     /**
      *  Return the number of bytes per pixel based on the colortype. If the colortype is
      *  kUnknown_SkColorType, then 0 is returned.
      */
     int bytesPerPixel() const { return fInfo.bytesPerPixel(); }
 
     /**
      *  Return the rowbytes expressed as a number of pixels (like width and height).
      *  If the colortype is kUnknown_SkColorType, then 0 is returned.
@@ skipping 40 matching lines @@
     bool setAlphaType(SkAlphaType);
 
     /** Return the address of the pixels for this SkBitmap.
     */
     void* getPixels() const { return fPixels; }
 
     /** Return the byte size of the pixels, based on the height and rowBytes.
         Note this truncates the result to 32bits. Call getSize64() to detect
         if the real size exceeds 32bits.
     */
-    size_t getSize() const { return fInfo.fHeight * fRowBytes; }
+    size_t getSize() const { return fInfo.height() * fRowBytes; }
 
     /** Return the number of bytes from the pointer returned by getPixels()
         to the end of the allocated space in the buffer. Required in
         cases where extractSubset has been called.
     */
     size_t getSafeSize() const { return fInfo.getSafeSize(fRowBytes); }
 
     /**
      *  Return the full size of the bitmap, in bytes.
      */
     int64_t computeSize64() const {
-        return sk_64_mul(fInfo.fHeight, fRowBytes);
+        return sk_64_mul(fInfo.height(), fRowBytes);
     }
 
     /**
      *  Return the number of bytes from the pointer returned by getPixels()
      *  to the end of the allocated space in the buffer. This may be smaller
      *  than computeSize64() if there is any rowbytes padding beyond the width.
      */
     int64_t computeSafeSize64() const {
         return fInfo.getSafeSize64(fRowBytes);
     }
@@ skipping 89 matching lines @@
 
     bool SK_WARN_UNUSED_RESULT tryAllocPixels(const SkImageInfo& info) {
         return this->tryAllocPixels(info, info.minRowBytes());
     }
 
     SK_ALLOCPIXELS_RETURN_TYPE allocPixels(const SkImageInfo& info) {
         return this->allocPixels(info, info.minRowBytes());
     }
 
     bool SK_WARN_UNUSED_RESULT tryAllocN32Pixels(int width, int height, bool isOpaque = false) {
-        SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
-        if (isOpaque) {
-            info.fAlphaType = kOpaque_SkAlphaType;
-        }
+        SkImageInfo info = SkImageInfo::MakeN32(width, height,
+                                            isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType);
         return this->tryAllocPixels(info);
     }
     
     SK_ALLOCPIXELS_RETURN_TYPE allocN32Pixels(int width, int height, bool isOpaque = false) {
-        SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
-        if (isOpaque) {
-            info.fAlphaType = kOpaque_SkAlphaType;
-        }
+        SkImageInfo info = SkImageInfo::MakeN32(width, height,
+                                            isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType);
         return this->allocPixels(info);
     }
     
     /**
      *  Install a pixelref that wraps the specified pixels and rowBytes, and
      *  optional ReleaseProc and context. When the pixels are no longer
      *  referenced, if releaseProc is not null, it will be called with the
      *  pixels and context as parameters.
      *  On failure, the bitmap will be set to empty and return false.
      */
@@ skipping 589 matching lines @@
 
 inline SkPMColor SkBitmap::getIndex8Color(int x, int y) const {
     SkASSERT(fPixels);
     SkASSERT(kIndex_8_SkColorType == this->colorType());
     SkASSERT((unsigned)x < (unsigned)this->width() && (unsigned)y < (unsigned)this->height());
     SkASSERT(fColorTable);
     return (*fColorTable)[*((const uint8_t*)fPixels + y * fRowBytes + x)];
 }
 
 #endif