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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_PEPPER_FONT_H_ | |
6 #define WEBKIT_GLUE_PLUGINS_PEPPER_FONT_H_ | |
7 | |
8 #include "base/scoped_ptr.h" | |
9 #include "ppapi/c/dev/ppb_font_dev.h" | |
10 #include "webkit/glue/plugins/pepper_resource.h" | |
11 | |
12 namespace WebKit { | |
13 class WebFont; | |
14 } | |
15 | |
16 namespace pepper { | |
17 | |
18 class PluginInstance; | |
19 | |
20 class Font : public Resource { | |
21 public: | |
22 Font(PluginModule* module, const PP_FontDescription_Dev& desc); | |
23 virtual ~Font(); | |
24 | |
25 // Returns a pointer to the interface implementing PPB_Font that is exposed to | |
26 // the plugin. | |
27 static const PPB_Font_Dev* GetInterface(); | |
28 | |
29 // Resource overrides. | |
30 virtual Font* AsFont(); | |
31 | |
32 // PPB_Font implementation. | |
33 bool Describe(PP_FontDescription_Dev* description, | |
34 PP_FontMetrics_Dev* metrics); | |
35 bool DrawTextAt(PP_Resource image_data, | |
36 const PP_TextRun_Dev* text, | |
37 const PP_Point* position, | |
38 uint32_t color, | |
39 const PP_Rect* clip, | |
40 bool image_data_is_opaque); | |
41 int32_t MeasureText(const PP_TextRun_Dev* text); | |
42 uint32_t CharacterOffsetForPixel(const PP_TextRun_Dev* text, | |
43 int32_t pixel_position); | |
44 int32_t PixelOffsetForCharacter(const PP_TextRun_Dev* text, | |
45 uint32_t char_offset); | |
46 | |
47 private: | |
48 scoped_ptr<WebKit::WebFont> font_; | |
49 }; | |
50 | |
51 } // namespace pepper | |
52 | |
53 #endif // WEBKIT_GLUE_PLUGINS_PEPPER_FONT_H_ | |
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