Introduce GenericFontFamilySettings.

Source/core/page/Settings.h

 /*
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  *           (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 12 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef Settings_h
 #define Settings_h
 
 #include "SettingsMacros.h"
 #include "core/editing/EditingBehaviorTypes.h"
 #include "platform/Timer.h"
+#include "platform/fonts/GenericFontFamilySettings.h"
 #include "platform/geometry/IntSize.h"
 #include "platform/weborigin/KURL.h"
-#include "wtf/HashMap.h"
-#include "wtf/text/AtomicString.h"
-#include "wtf/text/AtomicStringHash.h"
 
 namespace WebCore {
 
 class Page;
 
 enum EditableLinkBehavior {
     EditableLinkDefaultBehavior,
     EditableLinkAlwaysLive,
     EditableLinkOnlyLiveWithShiftKey,
     EditableLinkLiveWhenNotFocused,
     EditableLinkNeverLive
 };
 
-// UScriptCode uses -1 and 0 for UScriptInvalidCode and UScriptCommon.
-// We need to use -2 and -3 for empty value and deleted value.
-struct UScriptCodeHashTraits : WTF::GenericHashTraits<int> {
-    static const bool emptyValueIsZero = false;
-    static int emptyValue() { return -2; }
-    static void constructDeletedValue(int& slot) { slot = -3; }
-    static bool isDeletedValue(int value) { return value == -3; }
-};
-
-typedef HashMap<int, AtomicString, DefaultHash<int>::Hash, UScriptCodeHashTraits> ScriptFontFamilyMap;
-
 class Settings {
     WTF_MAKE_NONCOPYABLE(Settings); WTF_MAKE_FAST_ALLOCATED;
 public:
     static PassOwnPtr<Settings> create(Page*);
 
-    void setStandardFontFamily(const AtomicString&, UScriptCode = USCRIPT_COMMON);
-    const AtomicString& standardFontFamily(UScriptCode = USCRIPT_COMMON) const;
-
-    void setFixedFontFamily(const AtomicString&, UScriptCode = USCRIPT_COMMON);
-    const AtomicString& fixedFontFamily(UScriptCode = USCRIPT_COMMON) const;
-
-    void setSerifFontFamily(const AtomicString&, UScriptCode = USCRIPT_COMMON);
-    const AtomicString& serifFontFamily(UScriptCode = USCRIPT_COMMON) const;
-
-    void setSansSerifFontFamily(const AtomicString&, UScriptCode = USCRIPT_COMMON);
-    const AtomicString& sansSerifFontFamily(UScriptCode = USCRIPT_COMMON) const;
-
-    void setCursiveFontFamily(const AtomicString&, UScriptCode = USCRIPT_COMMON);
-    const AtomicString& cursiveFontFamily(UScriptCode = USCRIPT_COMMON) const;
-
-    void setFantasyFontFamily(const AtomicString&, UScriptCode = USCRIPT_COMMON);
-    const AtomicString& fantasyFontFamily(UScriptCode = USCRIPT_COMMON) const;
-
-    void setPictographFontFamily(const AtomicString&, UScriptCode = USCRIPT_COMMON);
-    const AtomicString& pictographFontFamily(UScriptCode = USCRIPT_COMMON) const;
+    GenericFontFamilySettings& genericFontFamilySettings() { return m_genericFontFamilySettings; }
 
     void setTextAutosizingEnabled(bool);
     bool textAutosizingEnabled() const;
 
     // Font scale factor for accessibility, applied as part of text autosizing.
     void setAccessibilityFontScaleFactor(float);
     float accessibilityFontScaleFactor() const { return m_accessibilityFontScaleFactor; }
 
     // Compensates for poor text legibility on mobile devices. This value is
     // multiplied by the font scale factor when performing text autosizing of
     // websites that do not set an explicit viewport description.
     void setDeviceScaleAdjustment(float);
     float deviceScaleAdjustment() const;
 
     // Only set by Layout Tests, and only used if textAutosizingEnabled() returns true.
     void setTextAutosizingWindowSizeOverride(const IntSize&);
     const IntSize& textAutosizingWindowSizeOverride() const { return m_textAutosizingWindowSizeOverride; }
 
     void setUseWideViewport(bool);
     bool useWideViewport() const { return m_useWideViewport; }
 
     void setLoadWithOverviewMode(bool);
     bool loadWithOverviewMode() const { return m_loadWithOverviewMode; }
 
     // Only set by Layout Tests.
     void setMediaTypeOverride(const String&);
     const String& mediaTypeOverride() const { return m_mediaTypeOverride; }
 
-    // Only called by InternalSettings to clear font family maps.
-    void resetFontFamilies();
-
     // Unlike areImagesEnabled, this only suppresses the network load of
     // the image URL.  A cached image will still be rendered if requested.
     void setLoadsImagesAutomatically(bool);
     bool loadsImagesAutomatically() const { return m_loadsImagesAutomatically; }
 
     // Clients that execute script should call ScriptController::canExecuteScripts()
     // instead of this function. ScriptController::canExecuteScripts() checks the
     // HTML sandbox, plug-in sandboxing, and other important details.
     bool isScriptEnabled() const { return m_isScriptEnabled; }
     void setScriptEnabled(bool);
@@ skipping 41 matching lines @@
     // (crbug.com/261605)
     void setLayerSquashingEnabled(bool enabled) { m_layerSquashingEnabled = enabled; }
     bool isLayerSquashingEnabled() const { return m_layerSquashingEnabled; }
 
 private:
     explicit Settings(Page*);
 
     Page* m_page;
 
     String m_mediaTypeOverride;
-    ScriptFontFamilyMap m_standardFontFamilyMap;
-    ScriptFontFamilyMap m_serifFontFamilyMap;
-    ScriptFontFamilyMap m_fixedFontFamilyMap;
-    ScriptFontFamilyMap m_sansSerifFontFamilyMap;
-    ScriptFontFamilyMap m_cursiveFontFamilyMap;
-    ScriptFontFamilyMap m_fantasyFontFamilyMap;
-    ScriptFontFamilyMap m_pictographFontFamilyMap;
+    GenericFontFamilySettings m_genericFontFamilySettings;
     float m_accessibilityFontScaleFactor;
     float m_deviceScaleAdjustment;
     IntSize m_textAutosizingWindowSizeOverride;
     bool m_textAutosizingEnabled : 1;
     bool m_useWideViewport : 1;
     bool m_loadWithOverviewMode : 1;
 
     SETTINGS_MEMBER_VARIABLES
 
     bool m_isJavaEnabled : 1;
@@ skipping 16 matching lines @@
     bool m_layerSquashingEnabled : 1;
 
     Timer<Settings> m_setImageLoadingSettingsTimer;
     void imageLoadingSettingsTimerFired(Timer<Settings>*);
     void recalculateTextAutosizingMultipliers();
 };
 
 } // namespace WebCore
 
 #endif // Settings_h