gfx/skia/trunk/include/effects/SkLerpXfermode.h@129ffea94266
gfx/skia/trunk/include/effects/SkLerpXfermode.h
Sat, 03 Jan 2015 20:18:00 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Sat, 03 Jan 2015 20:18:00 +0100
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
- permissions
- -rw-r--r--
Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.
1 /*
2 * Copyright 2013 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
8 #ifndef SkLerpXfermode_DEFINED
9 #define SkLerpXfermode_DEFINED
11 #include "SkXfermode.h"
13 class SK_API SkLerpXfermode : public SkXfermode {
14 public:
15 /**
16 * result = scale * src + (1 - scale) * dst
17 *
18 * When scale == 1, this is the same as kSrc_Mode
19 * When scale == 0, this is the same as kDst_Mode
20 */
21 static SkXfermode* Create(SkScalar scale);
23 // overrides from SkXfermode
24 virtual void xfer32(SkPMColor dst[], const SkPMColor src[], int count,
25 const SkAlpha aa[]) const SK_OVERRIDE;
26 virtual void xfer16(uint16_t dst[], const SkPMColor src[], int count,
27 const SkAlpha aa[]) const SK_OVERRIDE;
28 virtual void xferA8(SkAlpha dst[], const SkPMColor src[], int count,
29 const SkAlpha aa[]) const SK_OVERRIDE;
31 SK_TO_STRING_OVERRIDE()
32 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkLerpXfermode)
34 protected:
35 SkLerpXfermode(SkReadBuffer&);
36 virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
38 private:
39 SkLerpXfermode(unsigned scale256);
41 unsigned fScale256; // 0..256
43 typedef SkXfermode INHERITED;
44 };
46 #endif
