Avoid style clobbering in setCompositionFromExistingText. (2nd land)

Source/core/editing/markers/DocumentMarker.h

 /*
  * This file is part of the DOM implementation for WebCore.
  *
  * Copyright (C) 2006 Apple Computer, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef DocumentMarker_h
 #define DocumentMarker_h
 
 #include "core/CoreExport.h"
+#include "platform/graphics/Color.h"
 #include "platform/heap/Handle.h"
 #include "wtf/VectorTraits.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class DocumentMarkerDetails;
 
 // A range of a node within a document that is "marked", such as the range of a misspelled word.
 // It optionally includes a description that could be displayed in the user interface.
 // It also optionally includes a flag specifying whether the match is active, which is ignored
 // for all types other than type TextMatch.
 class CORE_EXPORT DocumentMarker : public NoBaseWillBeGarbageCollected<DocumentMarker> {
 public:
     enum MarkerTypeIndex {
         SpellingMarkerIndex = 0,
         GramarMarkerIndex,
         TextMatchMarkerIndex,
         InvisibleSpellcheckMarkerIndex,
+        CompositionMarkerIndex,
         MarkerTypeIndexesCount
     };
 
     enum MarkerType {
         Spelling = 1 << SpellingMarkerIndex,
         Grammar = 1 << GramarMarkerIndex,
         TextMatch = 1 << TextMatchMarkerIndex,
-        InvisibleSpellcheck = 1 << InvisibleSpellcheckMarkerIndex
+        InvisibleSpellcheck = 1 << InvisibleSpellcheckMarkerIndex,
+        Composition = 1 << CompositionMarkerIndex,
     };
 
     class MarkerTypes {
     public:
         // The constructor is intentionally implicit to allow conversion from the bit-wise sum of above types
         MarkerTypes(unsigned mask) : m_mask(mask) { }
 
         bool contains(MarkerType type) const { return m_mask & type; }
         bool intersects(const MarkerTypes& types) const { return (m_mask & types.m_mask); }
         bool operator==(const MarkerTypes& other) const { return m_mask == other.m_mask; }
 
         void add(const MarkerTypes& types) { m_mask |= types.m_mask; }
         void remove(const MarkerTypes& types) { m_mask &= ~types.m_mask; }
 
     private:
         unsigned m_mask;
     };
 
     class AllMarkers : public MarkerTypes {
     public:
         AllMarkers()
-            : MarkerTypes(Spelling | Grammar | TextMatch | InvisibleSpellcheck)
+            : MarkerTypes(Spelling | Grammar | TextMatch | InvisibleSpellcheck | Composition)
         {
         }
     };
 
     class MisspellingMarkers : public MarkerTypes {
     public:
         MisspellingMarkers()
             : MarkerTypes(Spelling | Grammar)
         {
         }
     };
 
     class SpellCheckClientMarkers : public MarkerTypes {
     public:
         SpellCheckClientMarkers()
             : MarkerTypes(Spelling | Grammar | InvisibleSpellcheck)
         {
         }
     };
 
     DocumentMarker(MarkerType, unsigned startOffset, unsigned endOffset, const String& description, uint32_t hash);
     DocumentMarker(unsigned startOffset, unsigned endOffset, bool activeMatch);
+    DocumentMarker(unsigned startOffset, unsigned endOffset, Color underlineColor, bool thick, Color backgroundColor);
+
     DocumentMarker(const DocumentMarker&);
 
     MarkerType type() const { return m_type; }
     unsigned startOffset() const { return m_startOffset; }
     unsigned endOffset() const { return m_endOffset; }
     uint32_t hash() const { return m_hash; }
 
     const String& description() const;
     bool activeMatch() const;
+    Color underlineColor() const;
+    bool thick() const;
+    Color backgroundColor() const;
     DocumentMarkerDetails* details() const;
 
     void setActiveMatch(bool);
     void clearDetails() { m_details.clear(); }
 
     // Offset modifications are done by DocumentMarkerController.
     // Other classes should not call following setters.
     void setStartOffset(unsigned offset) { m_startOffset = offset; }
     void setEndOffset(unsigned offset) { m_endOffset = offset; }
     void shiftOffsets(int delta);
@@ skipping 24 matching lines @@
 {
     return m_details.get();
 }
 
 class DocumentMarkerDetails : public RefCountedWillBeGarbageCollectedFinalized<DocumentMarkerDetails> {
 public:
     DocumentMarkerDetails() { }
     virtual ~DocumentMarkerDetails();
     virtual bool isDescription() const { return false; }
     virtual bool isTextMatch() const { return false; }
+    virtual bool isComposition() const { return false; }
 
     DEFINE_INLINE_VIRTUAL_TRACE() { }
 };
 
 } // namespace blink
 
 #endif // DocumentMarker_h