| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef BisectSlide_DEFINED |
| #define BisectSlide_DEFINED |
| |
| #include "include/core/SkMatrix.h" |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkPath.h" |
| #include "include/core/SkRect.h" |
| #include "include/core/SkRefCnt.h" |
| #include "include/core/SkSize.h" |
| #include "include/core/SkString.h" |
| #include "include/core/SkTypes.h" |
| #include "include/private/base/SkTArray.h" |
| #include "tools/viewer/Slide.h" |
| |
| #include <stack> |
| #include <utility> |
| |
| class SkCanvas; |
| |
| /** |
| * This is a simple utility designed to extract the paths from an SKP file and then isolate a single |
| * one of them via bisect. Use the 'x' and 'X' keys to guide a binary search: |
| * |
| * 'x': Throw out half the paths. |
| * 'X': Toggle which half gets tossed and which half is kept. |
| * 'Z': Back up one level. |
| * 'D': Dump the path. |
| */ |
| class BisectSlide : public Slide { |
| public: |
| static sk_sp<BisectSlide> Create(const char filepath[]); |
| |
| // Slide overrides. |
| SkISize getDimensions() const override { return fDrawBounds.size(); } |
| bool onChar(SkUnichar c) override; |
| void draw(SkCanvas* canvas) override; |
| |
| private: |
| BisectSlide(const char filepath[]); |
| |
| struct FoundPath { |
| SkPath fPath; |
| SkPaint fPaint; |
| SkMatrix fViewMatrix; |
| }; |
| |
| SkString fFilePath; |
| SkIRect fDrawBounds = SkIRect::MakeEmpty(); |
| skia_private::TArray<FoundPath> fFoundPaths; |
| skia_private::TArray<FoundPath> fTossedPaths; |
| skia_private::TArray<char> fTrail; |
| std::stack<std::pair<skia_private::TArray<FoundPath>, skia_private::TArray<FoundPath>>> |
| fPathHistory; |
| }; |
| |
| #endif |