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1 /* | 1 /* |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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34 #include "../WebCommon.h" | 34 #include "../WebCommon.h" |
35 #include "../WebString.h" | 35 #include "../WebString.h" |
36 #include "WebFallbackFont.h" | 36 #include "WebFallbackFont.h" |
37 | 37 |
38 namespace blink { | 38 namespace blink { |
39 | 39 |
40 struct WebFontRenderStyle; | 40 struct WebFontRenderStyle; |
41 | 41 |
42 // Put methods here that are required due to sandbox restrictions. | 42 // Put methods here that are required due to sandbox restrictions. |
43 // These are currently only implemented only on Linux: | 43 // These are currently only implemented only on Linux: |
44 // https://code.google.com/p/chromium/wiki/LinuxSandboxIPC | 44 // https://chromium.googlesource.com/chromium/src/+/master/docs/linux_sandbox_ip
c.md |
45 class WebSandboxSupport { | 45 class WebSandboxSupport { |
46 public: | 46 public: |
47 // Get information to instantiate a font which contains glyphs for the given
Unicode code-point. | 47 // Get information to instantiate a font which contains glyphs for the given
Unicode code-point. |
48 // character: a UTF-32 codepoint | 48 // character: a UTF-32 codepoint |
49 // preferredLocale: preferred locale identifier for the |characters| | 49 // preferredLocale: preferred locale identifier for the |characters| |
50 // (e.g. "en", "ja", "zh-CN") | 50 // (e.g. "en", "ja", "zh-CN") |
51 // | 51 // |
52 // Returns a WebFallbackFont instance with the font name and filename. | 52 // Returns a WebFallbackFont instance with the font name and filename. |
53 // The instance has empty font name if the request cannot be satisfied. | 53 // The instance has empty font name if the request cannot be satisfied. |
54 virtual void getFallbackFontForCharacter(WebUChar32, const char* preferredLo
cale, WebFallbackFont*) = 0; | 54 virtual void getFallbackFontForCharacter(WebUChar32, const char* preferredLo
cale, WebFallbackFont*) = 0; |
55 | 55 |
56 // Fill out the given WebFontRenderStyle with the user's preferences for | 56 // Fill out the given WebFontRenderStyle with the user's preferences for |
57 // rendering the given font at the given size (in pixels). | 57 // rendering the given font at the given size (in pixels). |
58 // family: i.e. "Times New Roman" | 58 // family: i.e. "Times New Roman" |
59 // sizeAndStyle: | 59 // sizeAndStyle: |
60 // 3322222222221111111111 | 60 // 3322222222221111111111 |
61 // 10987654321098765432109876543210 | 61 // 10987654321098765432109876543210 |
62 // +--------------------------------+ | 62 // +--------------------------------+ |
63 // |..............Size............IB| | 63 // |..............Size............IB| |
64 // +--------------------------------+ | 64 // +--------------------------------+ |
65 // I: italic flag | 65 // I: italic flag |
66 // B: bold flag | 66 // B: bold flag |
67 // TODO(derat): Use separate parameters for the size and the style. | 67 // TODO(derat): Use separate parameters for the size and the style. |
68 virtual void getRenderStyleForStrike(const char* family, int sizeAndStyle, W
ebFontRenderStyle*) = 0; | 68 virtual void getRenderStyleForStrike(const char* family, int sizeAndStyle, W
ebFontRenderStyle*) = 0; |
69 }; | 69 }; |
70 | 70 |
71 } // namespace blink | 71 } // namespace blink |
72 | 72 |
73 #endif | 73 #endif |
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