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- /*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #ifndef SkXfermodeInterpretation_DEFINED
- #define SkXfermodeInterpretation_DEFINED
- class SkPaint;
- /**
- * By analyzing the paint, we may decide we can take special
- * action. This enum lists our possible actions.
- */
- enum SkXfermodeInterpretation {
- kNormal_SkXfermodeInterpretation, //< draw normally
- kSrcOver_SkXfermodeInterpretation, //< draw as if in srcover mode
- kSkipDrawing_SkXfermodeInterpretation //< draw nothing
- };
- /**
- * Given a paint, determine whether the paint's transfer mode can be
- * replaced with kSrcOver_Mode or not drawn at all. This is used by
- * SkBlitter and SkPDFDevice.
- */
- SkXfermodeInterpretation SkInterpretXfermode(const SkPaint&, bool dstIsOpaque);
- #endif // SkXfermodeInterpretation_DEFINED
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