OLD | NEW |
---|---|
(Empty) | |
1 // Copyright 2014 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 #include <string> | |
6 #include <vector> | |
7 | |
8 #include "base/base64.h" | |
9 #include "base/basictypes.h" | |
10 #include "base/callback.h" | |
11 #include "base/memory/scoped_ptr.h" | |
12 #include "chrome/common/extensions/api/document_scan.h" | |
13 #include "extensions/browser/api/async_api_function.h" | |
14 | |
15 #ifndef CHROME_BROWSER_EXTENSIONS_API_DOCUMENT_SCAN_DOCUMENT_SCAN_API_H_ | |
16 #define CHROME_BROWSER_EXTENSIONS_API_DOCUMENT_SCAN_DOCUMENT_SCAN_API_H_ | |
17 | |
18 namespace base { | |
19 class ListValue; | |
20 } | |
21 | |
22 namespace extensions { | |
23 | |
24 namespace api { | |
25 | |
26 // Per-platform back-end implementation for each of the functions below. | |
27 class DocumentScanInterface { | |
mef
2014/10/13 15:59:54
suggest: put this class into document_scan_interfa
Paul Stewart
2014/10/14 19:28:31
Done.
| |
28 public: | |
29 struct ScannerDescription { | |
30 std::string name; | |
31 std::string manufacturer; | |
32 std::string model; | |
33 std::string scanner_type; | |
34 std::string image_mime_type; | |
35 }; | |
36 | |
37 enum ScanMode { | |
38 kScanModeColor, | |
39 kScanModeGray, | |
40 kScanModeLineart | |
41 }; | |
42 | |
43 typedef base::Callback<void( | |
44 const std::vector<ScannerDescription>& scanner_descriptions, | |
45 const std::string& error)> ListScannersResultsCallback; | |
46 | |
47 // Ownership of |results| is passed to the callback. | |
48 typedef base::Callback<void( | |
49 scoped_ptr<base::ListValue> results, | |
50 const std::string& error)> ScanResultsCallback; | |
51 | |
52 DocumentScanInterface() {} | |
53 virtual ~DocumentScanInterface() {} | |
54 | |
55 virtual void Scan(const std::string& scanner_name, | |
56 ScanMode mode, | |
57 int resolution_dpi, | |
58 const ScanResultsCallback& callback) = 0; | |
59 virtual void ListScanners(const ListScannersResultsCallback& callback) = 0; | |
60 }; | |
61 | |
62 class DocumentScanScanFunction : public AsyncApiFunction { | |
mef
2014/10/13 15:59:54
suggest: put this class into document_scan_[scan_]
Paul Stewart
2014/10/14 19:28:31
Because of how the API references are generated, I
| |
63 public: | |
64 DECLARE_EXTENSION_FUNCTION("documentScan.scan", | |
65 DOCUMENT_SCAN_SCAN) | |
66 DocumentScanScanFunction(); | |
mef
2014/10/13 15:59:54
Any particular reason to call it 'ScanScan'?
Paul Stewart
2014/10/14 19:28:31
It is a little unfortunate but "DocumentScan" refe
| |
67 | |
68 protected: | |
69 ~DocumentScanScanFunction(); | |
70 | |
71 // AsyncApiFunction: | |
72 virtual bool Prepare() OVERRIDE; | |
73 virtual void AsyncWorkStart() OVERRIDE; | |
74 virtual bool Respond() OVERRIDE; | |
75 | |
76 private: | |
77 void OnScannerListReceived( | |
78 const std::vector<DocumentScanInterface::ScannerDescription>& | |
79 scanner_descriptions, | |
80 const std::string& error); | |
81 void OnResultsReceived(scoped_ptr<base::ListValue> results, | |
82 const std::string &error); | |
83 | |
84 scoped_ptr<document_scan::Scan::Params> params_; | |
85 scoped_ptr<DocumentScanInterface> document_scan_interface_; | |
86 | |
87 DISALLOW_COPY_AND_ASSIGN(DocumentScanScanFunction); | |
88 }; | |
89 | |
90 } // namespace api | |
91 | |
92 } // namespace extensions | |
93 | |
94 #endif // CHROME_BROWSER_EXTENSIONS_API_DOCUMENT_SCAN_DOCUMENT_SCAN_API_H_ | |
OLD | NEW |