Bug 97299: Store font names in lowercase. r=pavlov, sr=attinasi

content/html/style/src/nsRuleNode.cpp

@@ -1598,6 +1598,7 @@ nsRuleNode::ComputeFontData(nsStyleStruct* aStartStruct, const nsCSSStruct& aDat
     if (dc) {
       nsAutoString  familyList;
       fontData.mFamily.GetStringValue(familyList);
+      familyList.ToLowerCase();
       font->mFont.name = familyList;
       nsAutoString  face;
 
@@ -1639,7 +1640,7 @@ nsRuleNode::ComputeFontData(nsStyleStruct* aStartStruct, const nsCSSStruct& aDat
 
       // find the correct font if we are usingDocumentFonts OR we are overriding for XUL
       // MJA: bug 31816
-      PRBool isMozFixed = font->mFont.name.EqualsIgnoreCase("-moz-fixed");
+      PRBool isMozFixed = font->mFont.name.EqualsWithConversion("-moz-fixed");
       if (chromeOverride || useDocumentFonts) {
         font->mFont.name += nsAutoString(NS_LITERAL_STRING(",")) + defaultFont.name;
         font->mFixedFont.name += nsAutoString(NS_LITERAL_STRING(",")) + defaultFixedFont.name;

content/shared/src/nsStyleStruct.cpp

@@ -222,7 +222,7 @@ PRInt32 nsStyleFont::CalcFontDifference(const nsFont& aFont1, const nsFont& aFon
       (aFont1.style == aFont2.style) &&
       (aFont1.variant == aFont2.variant) &&
       (aFont1.weight == aFont2.weight) &&
-      (aFont1.name == aFont2.name)) {
+      (aFont1.name.Equals(aFont2.name))) {
     if ((aFont1.decorations == aFont2.decorations)) {
       return NS_STYLE_HINT_NONE;
     }

gfx/public/nsFont.h

@@ -34,8 +34,9 @@
 typedef PRBool (*nsFontFamilyEnumFunc)(const nsString& aFamily, PRBool aGeneric, void *aData);
 
 // Font structure.
-struct NS_GFX nsFont {
-  // The family name of the font
+class nsFont {
+public:
+  // The family name of the font -- MUST be in lowercase!
   nsString name;
 
   // The style of font (normal, italic, oblique)
@@ -65,7 +66,12 @@ struct NS_GFX nsFont {
   // Make a copy of the given font
   nsFont(const nsFont& aFont);
 
+#ifdef DEBUG
+// so we can set breakpoints on creation/deletion
+  nsFont();
+
   ~nsFont();
+#endif
 
   PRBool operator==(const nsFont& aOther) const {
     return Equals(aOther);

gfx/src/gtk/nsDeviceContextGTK.cpp

@@ -615,6 +615,7 @@ nsDeviceContextGTK::GetSystemFontInfo( GdkFont* iFont, nsSystemAttrID anID, nsFo
     {
       fontName = XGetAtomName( fontPrivate->xdisplay, pr );
       aFont->name.AssignWithConversion( fontName );
+      aFont->name.ToLowerCase();
       ::XFree( fontName );
     }
   

gfx/src/nsFont.cpp

@@ -27,6 +27,7 @@ nsFont::nsFont(const char* aName, PRUint8 aStyle, PRUint8 aVariant,
                PRUint16 aWeight, PRUint8 aDecoration, nscoord aSize)
 {
   name.AssignWithConversion(aName);
+  name.ToLowerCase();
   style = aStyle;
   variant = aVariant;
   weight = aWeight;
@@ -38,6 +39,7 @@ nsFont::nsFont(const nsString& aName, PRUint8 aStyle, PRUint8 aVariant,
                PRUint16 aWeight, PRUint8 aDecoration, nscoord aSize)
   : name(aName)
 {
+  name.ToLowerCase();
   style = aStyle;
   variant = aVariant;
   weight = aWeight;
@@ -48,6 +50,11 @@ nsFont::nsFont(const nsString& aName, PRUint8 aStyle, PRUint8 aVariant,
 nsFont::nsFont(const nsFont& aOther)
   : name(aOther.name)
 {
+  // name should be lowercase already
+#ifdef DEBUG
+  name.ToLowerCase();
+  NS_ASSERTION(name.Equals(aOther.name),"nsFont name wasn't lowercase");
+#endif
   style = aOther.style;
   variant = aOther.variant;
   weight = aOther.weight;
@@ -55,9 +62,16 @@ nsFont::nsFont(const nsFont& aOther)
   size = aOther.size;
 }
 
+#ifdef DEBUG
+// so we can set breakpoints on creation/deletion
+nsFont::nsFont()
+{
+}
+
 nsFont::~nsFont()
 {
 }
+#endif
 
 PRBool nsFont::Equals(const nsFont& aOther) const
 {
@@ -66,7 +80,7 @@ PRBool nsFont::Equals(const nsFont& aOther) const
       (weight == aOther.weight) &&
       (decorations == aOther.decorations) &&
       (size == aOther.size) &&
-      name.EqualsIgnoreCase(aOther.name)) {
+      name.Equals(aOther.name)) {
     return PR_TRUE;
   }
   return PR_FALSE;
@@ -74,7 +88,12 @@ PRBool nsFont::Equals(const nsFont& aOther) const
 
 nsFont& nsFont::operator=(const nsFont& aOther)
 {
+  // name should be lowercase
   name = aOther.name;
+#ifdef DEBUG
+  name.ToLowerCase();
+  NS_ASSERTION(name.Equals(aOther.name),"nsFont name wasn't lowercase");
+#endif
   style = aOther.style;
   variant = aOther.variant;
   weight = aOther.weight;

gfx/src/nsPrintOptionsImpl.cpp

@@ -152,6 +152,7 @@ nsPrintOptions::SetFontNamePointSize(nsString& aFontName, PRInt32 aPointSize)
 {
   if (mDefaultFont != nsnull && aFontName.Length() > 0 && aPointSize > 0) {
     mDefaultFont->name = aFontName;
+    mDefaultFont->name.ToLowerCase();
     mDefaultFont->size = NSIntPointsToTwips(aPointSize);
   }
   return NS_OK;

gfx/src/xlib/nsDeviceContextXlib.cpp

@@ -331,6 +331,7 @@ NS_IMETHODIMP nsDeviceContextXlib::GetSystemAttribute(nsSystemAttrID anID, Syste
           {
             fontName = XGetAtomName(mDisplay, pr);
             aInfo->mFont->name.AssignWithConversion(fontName);
+            aInfo->mFont->name.ToLowerCase();
             ::XFree(fontName);
           }
   

layout/base/nsPresContext.cpp

@@ -212,6 +212,7 @@ nsPresContext::GetFontPreferences()
     mPrefs->CopyCharPref("font.default", &value);
     if (value) {
       mDefaultFont.name.AssignWithConversion(value);
+      mDefaultFont.name.ToLowerCase();
       nsMemory::Free(value);
       value = nsnull;
     }

layout/base/src/nsPresContext.cpp

@@ -212,6 +212,7 @@ nsPresContext::GetFontPreferences()
     mPrefs->CopyCharPref("font.default", &value);
     if (value) {
       mDefaultFont.name.AssignWithConversion(value);
+      mDefaultFont.name.ToLowerCase();
       nsMemory::Free(value);
       value = nsnull;
     }

layout/forms/nsFormControlHelper.cpp

@@ -628,13 +628,13 @@ nsFormControlHelper::GetFont(nsIFormControlFrame * aFormFrame,
         aFont.weight = NS_FONT_WEIGHT_NORMAL;  // always normal weight
         aFont.size = styleFont->mFont.size;    // normal font size
         if (0 == (styleFont->mFlags & NS_STYLE_FONT_FACE_EXPLICIT)) {
-          aFont.name = "Arial";  // XXX windows specific font
+          aFont.name = "arial";  // XXX windows specific font
         }
       } else {
         // use arial, scaled down one HTML size
         // italics, decoration & variant(?) get used
         aFont = styleFont->mFont;
-        aFont.name = "Arial";  // XXX windows specific font
+        aFont.name = "arial";  // XXX windows specific font
         aFont.weight = NS_FONT_WEIGHT_NORMAL; 
         const nsFont& normal = aPresContext->GetDefaultFontDeprecated();
         PRInt32 scaler;

layout/html/forms/src/nsFormControlHelper.cpp

@@ -628,13 +628,13 @@ nsFormControlHelper::GetFont(nsIFormControlFrame * aFormFrame,
         aFont.weight = NS_FONT_WEIGHT_NORMAL;  // always normal weight
         aFont.size = styleFont->mFont.size;    // normal font size
         if (0 == (styleFont->mFlags & NS_STYLE_FONT_FACE_EXPLICIT)) {
-          aFont.name = "Arial";  // XXX windows specific font
+          aFont.name = "arial";  // XXX windows specific font
         }
       } else {
         // use arial, scaled down one HTML size
         // italics, decoration & variant(?) get used
         aFont = styleFont->mFont;
-        aFont.name = "Arial";  // XXX windows specific font
+        aFont.name = "arial";  // XXX windows specific font
         aFont.weight = NS_FONT_WEIGHT_NORMAL; 
         const nsFont& normal = aPresContext->GetDefaultFontDeprecated();
         PRInt32 scaler;

layout/mathml/base/src/nsMathMLChar.cpp

@@ -1276,6 +1276,7 @@ SetFirstFamily(nsFont& aFont, const nsString& aFamily)
 {
   // overwrite the old value of font-family:
   aFont.name.Assign(aFamily);
+  aFont.name.ToLowerCase();
 }
 
 nsresult

layout/style/nsStyleStruct.cpp

@@ -222,7 +222,7 @@ PRInt32 nsStyleFont::CalcFontDifference(const nsFont& aFont1, const nsFont& aFon
       (aFont1.style == aFont2.style) &&
       (aFont1.variant == aFont2.variant) &&
       (aFont1.weight == aFont2.weight) &&
-      (aFont1.name == aFont2.name)) {
+      (aFont1.name.Equals(aFont2.name))) {
     if ((aFont1.decorations == aFont2.decorations)) {
       return NS_STYLE_HINT_NONE;
     }