Add drawBitmapLattice() API

src/core/SkPictureRecord.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
+#include "SkCanvasPriv.h"
 #include "SkPictureRecord.h"
 #include "SkImage_Base.h"
 #include "SkPatchUtils.h"
 #include "SkPixelRef.h"
 #include "SkRRect.h"
 #include "SkRSXform.h"
 #include "SkTextBlob.h"
 #include "SkTSearch.h"
 
 #define HEAP_BLOCK_SIZE 4096
@@ skipping 516 matching lines @@
     // op + paint index + bitmap id + center + dst rect
     size_t size = 3 * kUInt32Size + sizeof(center) + sizeof(dst);
     size_t initialOffset = this->addDraw(DRAW_BITMAP_NINE, &size);
     this->addPaintPtr(paint);
     this->addBitmap(bitmap);
     this->addIRect(center);
     this->addRect(dst);
     this->validate(initialOffset, size);
 }
 
+void SkPictureRecord::onDrawBitmapNine(const SkBitmap& bitmap, const NinePatchDivs& divs,
+                                       const SkRect& dst, const SkPaint* paint) {
+    // dataLen + xCount + yCount + xDivs + yDivs
+    // It is unnecesary to store the dataLen (it can be determined from xCount and yCount),
+    // but it is convenient to use the read/write data helpers.
+    size_t divsSize = (1 + 1 + 1 + divs.fXCount + divs.fYCount) * kUInt32Size;
+
+    // op + paint index + bitmap id + divs + dst rect
+    size_t size = 3 * kUInt32Size + divsSize + sizeof(dst);
+    size_t initialOffset = this->addDraw(DRAW_BITMAP_NINE_DIVS, &size);
+    this->addPaintPtr(paint);
+    this->addBitmap(bitmap);
+    fWriter.writeData(((const SkNinePatchDivs&) divs).asData().get());
+    this->addRect(dst);
+    this->validate(initialOffset, size);
+}
+
 void SkPictureRecord::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y,
                                  const SkPaint& paint) {
     // op + paint index + length + 'length' worth of chars + x + y
     size_t size = 3 * kUInt32Size + SkAlign4(byteLength) + 2 * sizeof(SkScalar);
 
     DrawType op = DRAW_TEXT;
     size_t initialOffset = this->addDraw(op, &size);
     this->addPaint(paint);
     this->addText(text, byteLength);
     this->addScalar(x);
@@ skipping 466 matching lines @@
 
 void SkPictureRecord::addTextBlob(const SkTextBlob *blob) {
     int index = fTextBlobRefs.count();
     *fTextBlobRefs.append() = blob;
     blob->ref();
     // follow the convention of recording a 1-based index
     this->addInt(index + 1);
 }
 
 ///////////////////////////////////////////////////////////////////////////////