| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_SHAPE_DETECTION_TEXT_DETECTION_IMPL_WIN_H_ |
| #define SERVICES_SHAPE_DETECTION_TEXT_DETECTION_IMPL_WIN_H_ |
| |
| #include <windows.graphics.imaging.h> |
| #include <windows.media.ocr.h> |
| #include <wrl/client.h> |
| #include <memory> |
| #include <utility> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "mojo/public/cpp/bindings/strong_binding.h" |
| #include "services/shape_detection/detection_utils_win.h" |
| #include "services/shape_detection/public/mojom/textdetection.mojom.h" |
| |
| class SkBitmap; |
| |
| namespace shape_detection { |
| |
| using ABI::Windows::Graphics::Imaging::ISoftwareBitmapStatics; |
| using ABI::Windows::Media::Ocr::IOcrEngine; |
| using ABI::Windows::Media::Ocr::IOcrResult; |
| using ABI::Windows::Media::Ocr::OcrResult; |
| |
| class TextDetectionImplWin : public mojom::TextDetection { |
| public: |
| TextDetectionImplWin( |
| Microsoft::WRL::ComPtr<IOcrEngine> ocr_engine, |
| Microsoft::WRL::ComPtr<ISoftwareBitmapStatics> bitmap_factory); |
| ~TextDetectionImplWin() override; |
| |
| // mojom::TextDetection implementation. |
| void Detect(const SkBitmap& bitmap, |
| mojom::TextDetection::DetectCallback callback) override; |
| |
| void SetBinding(mojo::StrongBindingPtr<mojom::TextDetection> binding) { |
| binding_ = std::move(binding); |
| } |
| |
| private: |
| Microsoft::WRL::ComPtr<IOcrEngine> ocr_engine_; |
| Microsoft::WRL::ComPtr<ISoftwareBitmapStatics> bitmap_factory_; |
| DetectCallback recognize_text_callback_; |
| mojo::StrongBindingPtr<mojom::TextDetection> binding_; |
| |
| HRESULT BeginDetect(const SkBitmap& bitmap); |
| std::vector<mojom::TextDetectionResultPtr> BuildTextDetectionResult( |
| AsyncOperation<OcrResult>::IAsyncOperationPtr async_op); |
| void OnTextDetected(Microsoft::WRL::ComPtr<ISoftwareBitmap> win_bitmap, |
| AsyncOperation<OcrResult>::IAsyncOperationPtr async_op); |
| |
| base::WeakPtrFactory<TextDetectionImplWin> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TextDetectionImplWin); |
| }; |
| |
| } // namespace shape_detection |
| |
| #endif // SERVICES_SHAPE_DETECTION_TEXT_DETECTION_IMPL_WIN_H_ |