From dcc8cf2e65d1aa555cce12431a16547e66b469ee Mon Sep 17 00:00:00 2001
From: Steve Block <steveblock@google.com>
Date: Tue, 27 Apr 2010 16:31:00 +0100
Subject: Merge webkit.org at r58033 : Initial merge by git

Change-Id: If006c38561af287c50cd578d251629b51e4d8cd1
---
 WebCore/rendering/RenderText.h | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

(limited to 'WebCore/rendering/RenderText.h')

diff --git a/WebCore/rendering/RenderText.h b/WebCore/rendering/RenderText.h
index d46bce9..92c82e1 100644
--- a/WebCore/rendering/RenderText.h
+++ b/WebCore/rendering/RenderText.h
@@ -50,7 +50,8 @@ public:
 
     virtual void destroy();
 
-    StringImpl* text() const { return m_text.get(); }
+    StringImpl* text() const { return m_text.impl(); }
+    String textWithoutTranscoding() const;
 
     InlineTextBox* createInlineTextBox();
     void dirtyLineBoxes(bool fullLayout);
@@ -63,12 +64,12 @@ public:
 
     virtual VisiblePosition positionForPoint(const IntPoint&);
 
-    const UChar* characters() const { return m_text->characters(); }
-    unsigned textLength() const { return m_text->length(); } // non virtual implementation of length()
+    const UChar* characters() const { return m_text.characters(); }
+    unsigned textLength() const { return m_text.length(); } // non virtual implementation of length()
     void positionLineBox(InlineBox*);
 
-    virtual unsigned width(unsigned from, unsigned len, const Font&, int xPos, HashSet<const SimpleFontData*>* fallbackFonts = 0) const;
-    virtual unsigned width(unsigned from, unsigned len, int xPos, bool firstLine = false, HashSet<const SimpleFontData*>* fallbackFonts = 0) const;
+    virtual unsigned width(unsigned from, unsigned len, const Font&, int xPos, HashSet<const SimpleFontData*>* fallbackFonts = 0, GlyphOverflow* = 0) const;
+    virtual unsigned width(unsigned from, unsigned len, int xPos, bool firstLine = false, HashSet<const SimpleFontData*>* fallbackFonts = 0, GlyphOverflow* = 0) const;
 
     virtual int lineHeight(bool firstLine, bool isRootLineBox = false) const;
 
@@ -128,12 +129,12 @@ protected:
     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
 
     virtual void setTextInternal(PassRefPtr<StringImpl>);
-    virtual UChar previousCharacter();
+    virtual UChar previousCharacter() const;
     
     virtual InlineTextBox* createTextBox(); // Subclassed by SVG.
 
 private:
-    void calcPrefWidths(int leadWidth, HashSet<const SimpleFontData*>& fallbackFonts);
+    void calcPrefWidths(int leadWidth, HashSet<const SimpleFontData*>& fallbackFonts, GlyphOverflow&);
 
     // Make length() private so that callers that have a RenderText*
     // will use the more efficient textLength() instead, while
@@ -146,12 +147,15 @@ private:
 
     void deleteTextBoxes();
     bool containsOnlyWhitespace(unsigned from, unsigned len) const;
-    int widthFromCache(const Font&, int start, int len, int xPos, HashSet<const SimpleFontData*>* fallbackFonts) const;
+    int widthFromCache(const Font&, int start, int len, int xPos, HashSet<const SimpleFontData*>* fallbackFonts, GlyphOverflow*) const;
     bool isAllASCII() const { return m_isAllASCII; }
+    void updateNeedsTranscoding();
+
+    inline void transformText(String&) const;
 
     int m_minWidth; // here to minimize padding in 64-bit.
 
-    RefPtr<StringImpl> m_text;
+    String m_text;
 
     InlineTextBox* m_firstTextBox;
     InlineTextBox* m_lastTextBox;
@@ -171,7 +175,8 @@ private:
                            // or removed).
     bool m_containsReversedText : 1;
     bool m_isAllASCII : 1;
-    mutable bool m_knownNotToUseFallbackFonts : 1;
+    mutable bool m_knownToHaveNoOverflowAndNoFallbackFonts : 1;
+    bool m_needsTranscoding : 1;
 };
 
 inline RenderText* toRenderText(RenderObject* object)
-- 
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