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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef COMPONENTS_PRINTING_BROWSER_PRINT_COMPOSITE_CLIENT_H_ |
| 6 #define COMPONENTS_PRINTING_BROWSER_PRINT_COMPOSITE_CLIENT_H_ |
| 7 |
| 8 #include "base/memory/ref_counted_memory.h" |
| 9 #include "base/memory/shared_memory.h" |
| 10 #include "base/memory/shared_memory_handle.h" |
| 11 #include "base/sequenced_task_runner.h" |
| 12 #include "components/printing/service/public/cpp/pdf_compositor_client.h" |
| 13 #include "content/public/browser/web_contents_observer.h" |
| 14 #include "content/public/browser/web_contents_user_data.h" |
| 15 |
| 16 namespace printing { |
| 17 |
| 18 class PrintCompositeClient |
| 19 : public PdfCompositorClient, |
| 20 public content::WebContentsObserver, |
| 21 public content::WebContentsUserData<PrintCompositeClient> { |
| 22 public: |
| 23 explicit PrintCompositeClient(content::WebContents* web_contents); |
| 24 ~PrintCompositeClient() override; |
| 25 |
| 26 void CreateConnectorRequest(); |
| 27 void DoComposite( |
| 28 base::SharedMemoryHandle handle, |
| 29 uint32_t data_size, |
| 30 mojom::PdfCompositor::CompositePdfCallback callback, |
| 31 scoped_refptr<base::SequencedTaskRunner> callback_task_runner); |
| 32 |
| 33 // Utility functions. |
| 34 static std::unique_ptr<base::SharedMemory> GetShmFromMojoHandle( |
| 35 mojo::ScopedSharedBufferHandle handle); |
| 36 static scoped_refptr<base::RefCountedBytes> GetDataFromMojoHandle( |
| 37 mojo::ScopedSharedBufferHandle handle); |
| 38 |
| 39 private: |
| 40 service_manager::mojom::ConnectorRequest connector_request_; |
| 41 std::unique_ptr<service_manager::Connector> connector_; |
| 42 base::WeakPtrFactory<PrintCompositeClient> weak_factory_; |
| 43 |
| 44 DISALLOW_COPY_AND_ASSIGN(PrintCompositeClient); |
| 45 }; |
| 46 |
| 47 } // namespace printing |
| 48 |
| 49 #endif // COMPONENTS_PRINTING_BROWSER_PRINT_COMPOSITE_CLIENT_H_ |
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