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| 1 // Copyright (c) 2010 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 WEBKIT_GLUE_PLUGINS_WEBPLUGIN_PRINT_DELEGATE_H_ | |
| 6 #define WEBKIT_GLUE_PLUGINS_WEBPLUGIN_PRINT_DELEGATE_H_ | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "third_party/npapi/bindings/npapi_extensions.h" | |
| 10 #include "third_party/WebKit/WebKit/chromium/public/WebCanvas.h" | |
| 11 | |
| 12 namespace gfx { | |
| 13 class Rect; | |
| 14 } | |
| 15 | |
| 16 namespace webkit_glue { | |
| 17 | |
| 18 // Interface for the NPAPI print extension. This class implements "NOP" | |
| 19 // versions of all these functions so it can be used seamlessly by the | |
| 20 // "regular" plugin delegate while being overridden by the "pepper" one. | |
| 21 class WebPluginPrintDelegate { | |
| 22 public: | |
| 23 // If a plugin supports print extensions, then it gets to participate fully | |
| 24 // in the browser's print workflow by specifying the number of pages to be | |
| 25 // printed and providing a print output for specified pages. | |
| 26 virtual bool PrintSupportsPrintExtension(); | |
| 27 | |
| 28 // Note: printable_area is in points (a point is 1/72 of an inch). | |
| 29 virtual int PrintBegin(const gfx::Rect& printable_area, int printer_dpi); | |
| 30 | |
| 31 virtual bool PrintPage(int page_number, WebKit::WebCanvas* canvas); | |
| 32 | |
| 33 virtual void PrintEnd(); | |
| 34 | |
| 35 protected: | |
| 36 WebPluginPrintDelegate() {} | |
| 37 virtual ~WebPluginPrintDelegate() {} | |
| 38 }; | |
| 39 | |
| 40 } // namespace webkit_glue | |
| 41 | |
| 42 #endif // WEBKIT_GLUE_PLUGINS_WEBPLUGIN_PRINT_DELEGATE_H_ | |
| 43 | |
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