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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 CONTENT_CHILD_BROWSER_FONT_RESOURCE_TRUSTED_H_ | 5 #ifndef CONTENT_CHILD_BROWSER_FONT_RESOURCE_TRUSTED_H_ |
6 #define CONTENT_CHILD_BROWSER_FONT_RESOURCE_TRUSTED_H_ | 6 #define CONTENT_CHILD_BROWSER_FONT_RESOURCE_TRUSTED_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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33 PP_Instance instance, | 33 PP_Instance instance, |
34 const PP_BrowserFont_Trusted_Description& desc, | 34 const PP_BrowserFont_Trusted_Description& desc, |
35 const ppapi::Preferences& prefs); | 35 const ppapi::Preferences& prefs); |
36 | 36 |
37 // Validates the parameters in thee description. Can be called on any thread. | 37 // Validates the parameters in thee description. Can be called on any thread. |
38 static bool IsPPFontDescriptionValid( | 38 static bool IsPPFontDescriptionValid( |
39 const PP_BrowserFont_Trusted_Description& desc); | 39 const PP_BrowserFont_Trusted_Description& desc); |
40 | 40 |
41 // Resource override. | 41 // Resource override. |
42 virtual ::ppapi::thunk::PPB_BrowserFont_Trusted_API* | 42 virtual ::ppapi::thunk::PPB_BrowserFont_Trusted_API* |
43 AsPPB_BrowserFont_Trusted_API() OVERRIDE; | 43 AsPPB_BrowserFont_Trusted_API() override; |
44 | 44 |
45 // PPB_BrowserFont_Trusted_API implementation. | 45 // PPB_BrowserFont_Trusted_API implementation. |
46 virtual PP_Bool Describe(PP_BrowserFont_Trusted_Description* description, | 46 virtual PP_Bool Describe(PP_BrowserFont_Trusted_Description* description, |
47 PP_BrowserFont_Trusted_Metrics* metrics) OVERRIDE; | 47 PP_BrowserFont_Trusted_Metrics* metrics) override; |
48 virtual PP_Bool DrawTextAt(PP_Resource image_data, | 48 virtual PP_Bool DrawTextAt(PP_Resource image_data, |
49 const PP_BrowserFont_Trusted_TextRun* text, | 49 const PP_BrowserFont_Trusted_TextRun* text, |
50 const PP_Point* position, | 50 const PP_Point* position, |
51 uint32_t color, | 51 uint32_t color, |
52 const PP_Rect* clip, | 52 const PP_Rect* clip, |
53 PP_Bool image_data_is_opaque) OVERRIDE; | 53 PP_Bool image_data_is_opaque) override; |
54 virtual int32_t MeasureText( | 54 virtual int32_t MeasureText( |
55 const PP_BrowserFont_Trusted_TextRun* text) OVERRIDE; | 55 const PP_BrowserFont_Trusted_TextRun* text) override; |
56 virtual uint32_t CharacterOffsetForPixel( | 56 virtual uint32_t CharacterOffsetForPixel( |
57 const PP_BrowserFont_Trusted_TextRun* text, | 57 const PP_BrowserFont_Trusted_TextRun* text, |
58 int32_t pixel_position) OVERRIDE; | 58 int32_t pixel_position) override; |
59 virtual int32_t PixelOffsetForCharacter( | 59 virtual int32_t PixelOffsetForCharacter( |
60 const PP_BrowserFont_Trusted_TextRun* text, | 60 const PP_BrowserFont_Trusted_TextRun* text, |
61 uint32_t char_offset) OVERRIDE; | 61 uint32_t char_offset) override; |
62 | 62 |
63 private: | 63 private: |
64 virtual ~BrowserFontResource_Trusted(); | 64 virtual ~BrowserFontResource_Trusted(); |
65 | 65 |
66 // Internal version of DrawTextAt that takes a mapped PlatformCanvas. | 66 // Internal version of DrawTextAt that takes a mapped PlatformCanvas. |
67 void DrawTextToCanvas(SkCanvas* destination, | 67 void DrawTextToCanvas(SkCanvas* destination, |
68 const PP_BrowserFont_Trusted_TextRun& text, | 68 const PP_BrowserFont_Trusted_TextRun& text, |
69 const PP_Point* position, | 69 const PP_Point* position, |
70 uint32_t color, | 70 uint32_t color, |
71 const PP_Rect* clip, | 71 const PP_Rect* clip, |
72 PP_Bool image_data_is_opaque); | 72 PP_Bool image_data_is_opaque); |
73 | 73 |
74 private: | 74 private: |
75 scoped_ptr<blink::WebFont> font_; | 75 scoped_ptr<blink::WebFont> font_; |
76 | 76 |
77 DISALLOW_COPY_AND_ASSIGN(BrowserFontResource_Trusted); | 77 DISALLOW_COPY_AND_ASSIGN(BrowserFontResource_Trusted); |
78 }; | 78 }; |
79 | 79 |
80 } // namespace content | 80 } // namespace content |
81 | 81 |
82 #endif // CONTENT_CHILD_BROWSER_FONT_RESOURCE_TRUSTED_H_ | 82 #endif // CONTENT_CHILD_BROWSER_FONT_RESOURCE_TRUSTED_H_ |
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