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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkCanvasPriv_DEFINED
#define SkCanvasPriv_DEFINED
#include "SkCanvas.h"
class SkReadBuffer;
class SkWriteBuffer;
class SkAutoCanvasMatrixPaint : SkNoncopyable {
public:
SkAutoCanvasMatrixPaint(SkCanvas*, const SkMatrix*, const SkPaint*, const SkRect& bounds);
~SkAutoCanvasMatrixPaint();
private:
SkCanvas* fCanvas;
int fSaveCount;
};
class SkCanvasPriv {
public:
enum {
kDontClipToLayer_SaveLayerFlag = SkCanvas::kDontClipToLayer_PrivateSaveLayerFlag,
};
// The lattice has pointers directly into the readbuffer
static bool ReadLattice(SkReadBuffer&, SkCanvas::Lattice*);
static void WriteLattice(SkWriteBuffer&, const SkCanvas::Lattice&);
// return the byte-size of the lattice, even if the buffer is null
// storage must be 4-byte aligned
static size_t WriteLattice(void* storage, const SkCanvas::Lattice&);
static SkCanvas::SaveLayerFlags LegacySaveFlagsToSaveLayerFlags(uint32_t legacySaveFlags);
};
#endif
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