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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef PRINTING_PRINTED_PAGE_H_ | 5 #ifndef PRINTING_PRINTED_PAGE_H_ |
6 #define PRINTING_PRINTED_PAGE_H_ | 6 #define PRINTING_PRINTED_PAGE_H_ |
7 | 7 |
8 #include "base/gfx/rect.h" | 8 #include "base/gfx/rect.h" |
9 #include "base/gfx/size.h" | 9 #include "base/gfx/size.h" |
10 #include "base/ref_counted.h" | 10 #include "base/ref_counted.h" |
11 #include "base/scoped_ptr.h" | 11 #include "base/scoped_ptr.h" |
12 #include "printing/native_metafile.h" | 12 #include "printing/native_metafile.h" |
13 | 13 |
14 namespace printing { | 14 namespace printing { |
15 | 15 |
16 // Contains the data to reproduce a printed page, either on screen or on | 16 // Contains the data to reproduce a printed page, either on screen or on |
17 // paper. Once created, this object is immutable. It has no reference to the | 17 // paper. Once created, this object is immutable. It has no reference to the |
18 // PrintedDocument containing this page. | 18 // PrintedDocument containing this page. |
19 // Note: May be accessed from many threads at the same time. This is an non | 19 // Note: May be accessed from many threads at the same time. This is an non |
20 // issue since this object is immutable. The reason is that a page may be | 20 // issue since this object is immutable. The reason is that a page may be |
21 // printed and be displayed at the same time. | 21 // printed and be displayed at the same time. |
22 class PrintedPage : public base::RefCountedThreadSafe<PrintedPage> { | 22 class PrintedPage : public base::RefCountedThreadSafe<PrintedPage> { |
23 public: | 23 public: |
24 PrintedPage(int page_number, | 24 PrintedPage(int page_number, |
25 NativeMetafile* native_metafile, | 25 NativeMetafile* native_metafile, |
26 const gfx::Size& page_size); | 26 const gfx::Size& page_size); |
27 ~PrintedPage(); | |
28 | 27 |
29 // Getters | 28 // Getters |
30 int page_number() const { return page_number_; } | 29 int page_number() const { return page_number_; } |
31 const NativeMetafile* native_metafile() const; | 30 const NativeMetafile* native_metafile() const; |
32 const gfx::Size& page_size() const { return page_size_; } | 31 const gfx::Size& page_size() const { return page_size_; } |
33 | 32 |
34 private: | 33 private: |
| 34 friend class base::RefCountedThreadSafe<PrintedPage>; |
| 35 |
| 36 ~PrintedPage(); |
| 37 |
35 // Page number inside the printed document. | 38 // Page number inside the printed document. |
36 const int page_number_; | 39 const int page_number_; |
37 | 40 |
38 // Actual paint data. | 41 // Actual paint data. |
39 const scoped_ptr<NativeMetafile> native_metafile_; | 42 const scoped_ptr<NativeMetafile> native_metafile_; |
40 | 43 |
41 // The physical page size. To support multiple page formats inside on print | 44 // The physical page size. To support multiple page formats inside on print |
42 // job. | 45 // job. |
43 const gfx::Size page_size_; | 46 const gfx::Size page_size_; |
44 | 47 |
45 DISALLOW_EVIL_CONSTRUCTORS(PrintedPage); | 48 DISALLOW_EVIL_CONSTRUCTORS(PrintedPage); |
46 }; | 49 }; |
47 | 50 |
48 } // namespace printing | 51 } // namespace printing |
49 | 52 |
50 #endif // PRINTING_PRINTED_PAGE_H_ | 53 #endif // PRINTING_PRINTED_PAGE_H_ |
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