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1 /* | 1 /* |
2 * Copyright (C) 2006, 2008 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2006, 2008 Apple Computer, Inc. All rights reserved. |
3 * Copyright (C) 2007-2008 Torch Mobile, Inc. | 3 * Copyright (C) 2007-2008 Torch Mobile, Inc. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * | 8 * |
9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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40 #include "wtf/HashMap.h" | 40 #include "wtf/HashMap.h" |
41 #include "wtf/PassRefPtr.h" | 41 #include "wtf/PassRefPtr.h" |
42 #include "wtf/RefPtr.h" | 42 #include "wtf/RefPtr.h" |
43 #include "wtf/text/CString.h" | 43 #include "wtf/text/CString.h" |
44 #include "wtf/text/Unicode.h" | 44 #include "wtf/text/Unicode.h" |
45 #include "wtf/text/WTFString.h" | 45 #include "wtf/text/WTFString.h" |
46 #include <limits.h> | 46 #include <limits.h> |
47 | 47 |
48 #if OS(WIN) | 48 #if OS(WIN) |
49 #include "SkFontMgr.h" | 49 #include "SkFontMgr.h" |
50 struct IDWriteFactory; | |
51 #endif | 50 #endif |
52 | 51 |
53 class SkTypeface; | 52 class SkTypeface; |
54 | 53 |
55 namespace blink { | 54 namespace blink { |
56 | 55 |
57 class FontCacheClient; | 56 class FontCacheClient; |
58 class FontFaceCreationParams; | 57 class FontFaceCreationParams; |
59 class FontPlatformData; | 58 class FontPlatformData; |
60 class FontDescription; | 59 class FontDescription; |
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107 | 106 |
108 unsigned short generation(); | 107 unsigned short generation(); |
109 void invalidate(); | 108 void invalidate(); |
110 | 109 |
111 #if OS(WIN) | 110 #if OS(WIN) |
112 bool useSubpixelPositioning() const { return s_useSubpixelPositioning; } | 111 bool useSubpixelPositioning() const { return s_useSubpixelPositioning; } |
113 SkFontMgr* fontManager() { return m_fontManager.get(); } | 112 SkFontMgr* fontManager() { return m_fontManager.get(); } |
114 static bool useDirectWrite() { return s_useDirectWrite; } | 113 static bool useDirectWrite() { return s_useDirectWrite; } |
115 static float deviceScaleFactor() { return s_deviceScaleFactor; } | 114 static float deviceScaleFactor() { return s_deviceScaleFactor; } |
116 static void setUseDirectWrite(bool useDirectWrite) { s_useDirectWrite = useD
irectWrite; } | 115 static void setUseDirectWrite(bool useDirectWrite) { s_useDirectWrite = useD
irectWrite; } |
117 static void setDirectWriteFactory(IDWriteFactory* factory) { s_directWriteFa
ctory = factory; } | 116 static void setFontManager(const RefPtr<SkFontMgr>&); |
118 static void setDeviceScaleFactor(float deviceScaleFactor) { s_deviceScaleFac
tor = deviceScaleFactor; } | 117 static void setDeviceScaleFactor(float deviceScaleFactor) { s_deviceScaleFac
tor = deviceScaleFactor; } |
119 static void setUseSubpixelPositioning(bool useSubpixelPositioning) { s_useSu
bpixelPositioning = useSubpixelPositioning; } | 118 static void setUseSubpixelPositioning(bool useSubpixelPositioning) { s_useSu
bpixelPositioning = useSubpixelPositioning; } |
120 static void addSideloadedFontForTesting(SkTypeface*); | 119 static void addSideloadedFontForTesting(SkTypeface*); |
121 // Functions to cache and retrieve the system font metrics. | 120 // Functions to cache and retrieve the system font metrics. |
122 static void setMenuFontMetrics(const wchar_t* familyName, int32_t fontHeight
); | 121 static void setMenuFontMetrics(const wchar_t* familyName, int32_t fontHeight
); |
123 static void setSmallCaptionFontMetrics(const wchar_t* familyName, int32_t fo
ntHeight); | 122 static void setSmallCaptionFontMetrics(const wchar_t* familyName, int32_t fo
ntHeight); |
124 static void setStatusFontMetrics(const wchar_t* familyName, int32_t fontHeig
ht); | 123 static void setStatusFontMetrics(const wchar_t* familyName, int32_t fontHeig
ht); |
125 static int32_t menuFontHeight() { return s_menuFontHeight; } | 124 static int32_t menuFontHeight() { return s_menuFontHeight; } |
126 static const AtomicString& menuFontFamily() { return *s_smallCaptionFontFami
lyName; } | 125 static const AtomicString& menuFontFamily() { return *s_smallCaptionFontFami
lyName; } |
127 static int32_t smallCaptionFontHeight() { return s_smallCaptionFontHeight; } | 126 static int32_t smallCaptionFontHeight() { return s_smallCaptionFontHeight; } |
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183 | 182 |
184 template <FontFallbackPriority fallbackPriority> | 183 template <FontFallbackPriority fallbackPriority> |
185 const Vector<AtomicString>* initAndGetFontListForFallbackPriority(const Font
Description&); | 184 const Vector<AtomicString>* initAndGetFontListForFallbackPriority(const Font
Description&); |
186 | 185 |
187 const Vector<AtomicString> platformFontListForFallbackPriority(FontFallbackP
riority) const; | 186 const Vector<AtomicString> platformFontListForFallbackPriority(FontFallbackP
riority) const; |
188 | 187 |
189 // Don't purge if this count is > 0; | 188 // Don't purge if this count is > 0; |
190 int m_purgePreventCount; | 189 int m_purgePreventCount; |
191 | 190 |
192 #if OS(WIN) | 191 #if OS(WIN) |
193 OwnPtr<SkFontMgr> m_fontManager; | 192 RefPtr<SkFontMgr> m_fontManager; |
194 static bool s_useDirectWrite; | 193 static bool s_useDirectWrite; |
195 static IDWriteFactory* s_directWriteFactory; | 194 static SkFontMgr* s_fontManager; |
196 static float s_deviceScaleFactor; | 195 static float s_deviceScaleFactor; |
197 static bool s_useSubpixelPositioning; | 196 static bool s_useSubpixelPositioning; |
198 static HashMap<String, RefPtr<SkTypeface>>* s_sideloadedFonts; | 197 static HashMap<String, RefPtr<SkTypeface>>* s_sideloadedFonts; |
199 // The system font metrics cache. | 198 // The system font metrics cache. |
200 static AtomicString* s_menuFontFamilyName; | 199 static AtomicString* s_menuFontFamilyName; |
201 static int32_t s_menuFontHeight; | 200 static int32_t s_menuFontHeight; |
202 static AtomicString* s_smallCaptionFontFamilyName; | 201 static AtomicString* s_smallCaptionFontFamilyName; |
203 static int32_t s_smallCaptionFontHeight; | 202 static int32_t s_smallCaptionFontHeight; |
204 static AtomicString* s_statusFontFamilyName; | 203 static AtomicString* s_statusFontFamilyName; |
205 static int32_t s_statusFontHeight; | 204 static int32_t s_statusFontHeight; |
206 #endif | 205 #endif |
207 | 206 |
208 friend class SimpleFontData; // For fontDataFromFontPlatformData | 207 friend class SimpleFontData; // For fontDataFromFontPlatformData |
209 friend class FontFallbackList; | 208 friend class FontFallbackList; |
210 }; | 209 }; |
211 | 210 |
212 class PLATFORM_EXPORT FontCachePurgePreventer { | 211 class PLATFORM_EXPORT FontCachePurgePreventer { |
213 USING_FAST_MALLOC(FontCachePurgePreventer); | 212 USING_FAST_MALLOC(FontCachePurgePreventer); |
214 WTF_MAKE_NONCOPYABLE(FontCachePurgePreventer); | 213 WTF_MAKE_NONCOPYABLE(FontCachePurgePreventer); |
215 public: | 214 public: |
216 FontCachePurgePreventer() { FontCache::fontCache()->disablePurging(); } | 215 FontCachePurgePreventer() { FontCache::fontCache()->disablePurging(); } |
217 ~FontCachePurgePreventer() { FontCache::fontCache()->enablePurging(); } | 216 ~FontCachePurgePreventer() { FontCache::fontCache()->enablePurging(); } |
218 }; | 217 }; |
219 | 218 |
220 } // namespace blink | 219 } // namespace blink |
221 | 220 |
222 #endif | 221 #endif |
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