73d8fd9065
Add a private API used by Android framework, which writes the clip into a stencil buffer. This is used by HWUI to clip the WebView. Bug: 31489986 Change-Id: I94515f1539acd9d069c8aceb3300577feed9c94f Reviewed-on: https://skia-review.googlesource.com/29521 Commit-Queue: Stan Iliev <stani@google.com> Reviewed-by: Derek Sollenberger <djsollen@google.com>
39 lines
928 B
C++
39 lines
928 B
C++
/*
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* Copyright 2017 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkAndroidFrameworkUtils_DEFINED
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#define SkAndroidFrameworkUtils_DEFINED
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#include "SkTypes.h"
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#ifdef SK_BUILD_FOR_ANDROID
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class SkCanvas;
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/**
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* SkAndroidFrameworkUtils expose private APIs used only by Android framework.
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*/
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class SkAndroidFrameworkUtils {
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public:
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#if SK_SUPPORT_GPU
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/**
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* clipWithStencil draws the current clip into a stencil buffer with reference value and mask
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* set to 0x1. This function works only on a GPU canvas.
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*
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* @param canvas A GPU canvas that has a non-empty clip.
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*
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* @return true on success or false if clip is empty or not a GPU canvas.
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*/
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static bool clipWithStencil(SkCanvas* canvas);
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#endif //SK_SUPPORT_GPU
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};
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#endif // SK_BUILD_FOR_ANDROID
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#endif // SkAndroidFrameworkUtils_DEFINED
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