print_destination_interface.h revision 5821806d5e7f356e8fa4b058a389a808ea183019 
1// Copyright (c) 2012 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 PRINTING_PRINT_DESTINATION_INTERFACE_H_
6#define PRINTING_PRINT_DESTINATION_INTERFACE_H_
7
8#include "base/memory/ref_counted.h"
9#include "printing/printing_export.h"
10
11namespace printing {
12
13class PrintDestinationInterface
14    : public base::RefCountedThreadSafe<PrintDestinationInterface> {
15 public:
16  // Sets the number of pages to print as soon as it is known.
17  virtual void SetPageCount(int page_count) = 0;
18
19  // Sets the metafile bits for a given page as soon as it is ready.
20  virtual void SetPageContent(int page_number,
21                              void* content,
22                              size_t content_size) = 0;
23 protected:
24  friend class base::RefCountedThreadSafe<PrintDestinationInterface>;
25  virtual ~PrintDestinationInterface() {}
26};
27
28PRINTING_EXPORT PrintDestinationInterface* CreatePrintDestination();
29
30}  // namespace printing
31
32#endif  // PRINTING_PRINT_DESTINATION_INTERFACE_H_
33