skia2/include/utils/SkNullCanvas.h
Mike Reed 5df4934b3e Revert[2] "Change SkCanvas to *not* inherit from SkRefCnt"
Changes over original:
- conditionalize ownership in SkPictureRecorder
- conditionalize ownership in SkCanvasStateUtils

This reverts commit b613c266df.

BUG=skia:

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4742

Change-Id: Ib25514d6f546c69b6650b5c957403b04f7380dc2
Reviewed-on: https://skia-review.googlesource.com/4742
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
2016-11-13 18:31:13 +00:00

27 lines
533 B
C++

/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkNullCanvas_DEFINED
#define SkNullCanvas_DEFINED
#include "SkBitmap.h"
class SkCanvas;
/**
* Creates a canvas that draws nothing. This is useful for performance testing.
*/
SK_API std::unique_ptr<SkCanvas> SkMakeNullCanvas();
#ifdef SK_SUPPORT_LEGACY_CANVAS_IS_REFCNT
static inline SkCanvas* SkCreateNullCanvas() {
return SkMakeNullCanvas().release();
}
#endif
#endif