/* * 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 SkBigPicture_DEFINED #define SkBigPicture_DEFINED #include "include/core/SkPicture.h" #include "include/core/SkRect.h" #include "include/private/SkNoncopyable.h" #include "include/private/SkOnce.h" #include "include/private/SkTemplates.h" class SkBBoxHierarchy; class SkMatrix; class SkRecord; // An implementation of SkPicture supporting an arbitrary number of drawing commands. class SkBigPicture final : public SkPicture { public: // An array of refcounted const SkPicture pointers. class SnapshotArray : ::SkNoncopyable { public: SnapshotArray(const SkPicture* pics[], int count) : fPics(pics), fCount(count) {} ~SnapshotArray() { for (int i = 0; i < fCount; i++) { fPics[i]->unref(); } } const SkPicture* const* begin() const { return fPics; } int count() const { return fCount; } private: SkAutoTMalloc fPics; int fCount; }; SkBigPicture(const SkRect& cull, SkRecord*, // We take ownership of the caller's ref. SnapshotArray*, // We take exclusive ownership. SkBBoxHierarchy*, // We take ownership of the caller's ref. size_t approxBytesUsedBySubPictures); // SkPicture overrides void playback(SkCanvas*, AbortCallback*) const override; SkRect cullRect() const override; int approximateOpCount() const override; size_t approximateBytesUsed() const override; const SkBigPicture* asSkBigPicture() const override { return this; } // Used by GrLayerHoister void partialPlayback(SkCanvas*, int start, int stop, const SkMatrix& initialCTM) const; // Used by GrRecordReplaceDraw const SkBBoxHierarchy* bbh() const { return fBBH.get(); } const SkRecord* record() const { return fRecord.get(); } private: int drawableCount() const; SkPicture const* const* drawablePicts() const; const SkRect fCullRect; const size_t fApproxBytesUsedBySubPictures; sk_sp fRecord; std::unique_ptr fDrawablePicts; sk_sp fBBH; }; #endif//SkBigPicture_DEFINED