[SCM] WebKit Debian packaging branch, debian/experimental, updated. upstream/1.3.3-9427-gc2be6fc

eric at webkit.org eric at webkit.org
Wed Dec 22 11:49:54 UTC 2010


The following commit has been merged in the debian/experimental branch:
commit 4052e828d44cce02a1e96f11903bef131a77825b
Author: eric at webkit.org <eric at webkit.org@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Date:   Mon Aug 9 07:53:33 2010 +0000

    2010-08-09  François Sausset  <sausset at gmail.com>
    
            Reviewed by Kenneth Rohde Christiansen.
    
            Add a test for the mfenced MathML element and update tests with stretched parenthesis/brackets/operators
            https://bugs.webkit.org/show_bug.cgi?id=42472
    
            * mathml/presentation/fenced.xhtml: Added.
            * mathml/presentation/row.xhtml:
            * platform/mac/mathml/presentation/fenced-expected.checksum: Added.
            * platform/mac/mathml/presentation/fenced-expected.png: Added.
            * platform/mac/mathml/presentation/fenced-expected.txt: Added.
            * platform/mac/mathml/presentation/mo-expected.checksum:
            * platform/mac/mathml/presentation/mo-expected.png:
            * platform/mac/mathml/presentation/mo-expected.txt:
            * platform/mac/mathml/presentation/over-expected.checksum:
            * platform/mac/mathml/presentation/over-expected.png:
            * platform/mac/mathml/presentation/over-expected.txt:
            * platform/mac/mathml/presentation/row-alignment-expected.checksum:
            * platform/mac/mathml/presentation/row-alignment-expected.png:
            * platform/mac/mathml/presentation/row-alignment-expected.txt:
            * platform/mac/mathml/presentation/row-expected.checksum:
            * platform/mac/mathml/presentation/row-expected.png:
            * platform/mac/mathml/presentation/row-expected.txt:
            * platform/mac/mathml/presentation/tables-expected.checksum:
            * platform/mac/mathml/presentation/tables-expected.png:
    2010-08-09  François Sausset  <sausset at gmail.com>
    
            Reviewed by Kenneth Rohde Christiansen.
    
            Implement mfenced MathML element
            Update stretchy operator code to take into account new brackets and to tune layout parameters
            https://bugs.webkit.org/show_bug.cgi?id=42472
    
            Test: mathml/presentation/fenced.xhtml
    
            * WebCore.xcodeproj/project.pbxproj:
            * mathml/MathMLInlineContainerElement.cpp:
            (WebCore::MathMLInlineContainerElement::MathMLInlineContainerElement):
            (WebCore::MathMLInlineContainerElement::createRenderer):
            * mathml/RenderMathMLFenced.cpp: Added.
            (WebCore::RenderMathMLFenced::RenderMathMLFenced):
            (WebCore::RenderMathMLFenced::updateFromElement):
            (WebCore::RenderMathMLFenced::makeOperatorStyle):
            (WebCore::RenderMathMLFenced::makeFences):
            (WebCore::RenderMathMLFenced::addChild):
            (WebCore::RenderMathMLFenced::layout):
            * mathml/RenderMathMLFenced.h: Added.
            * mathml/RenderMathMLOperator.cpp:
            (WebCore::RenderMathMLOperator::RenderMathMLOperator):
            (WebCore::RenderMathMLOperator::stretchToHeight):
            (WebCore::):
            (WebCore::RenderMathMLOperator::updateFromElement):
            (WebCore::RenderMathMLOperator::createStackableStyle):
            (WebCore::RenderMathMLOperator::createGlyph):
    
    git-svn-id: http://svn.webkit.org/repository/webkit/trunk@64967 268f45cc-cd09-0410-ab3c-d52691b4dbfc

diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
index bdab453..33dd472 100644
--- a/LayoutTests/ChangeLog
+++ b/LayoutTests/ChangeLog
@@ -1,3 +1,30 @@
+2010-08-09  François Sausset  <sausset at gmail.com>
+
+        Reviewed by Kenneth Rohde Christiansen.
+
+        Add a test for the mfenced MathML element and update tests with stretched parenthesis/brackets/operators
+        https://bugs.webkit.org/show_bug.cgi?id=42472
+
+        * mathml/presentation/fenced.xhtml: Added.
+        * mathml/presentation/row.xhtml:
+        * platform/mac/mathml/presentation/fenced-expected.checksum: Added.
+        * platform/mac/mathml/presentation/fenced-expected.png: Added.
+        * platform/mac/mathml/presentation/fenced-expected.txt: Added.
+        * platform/mac/mathml/presentation/mo-expected.checksum:
+        * platform/mac/mathml/presentation/mo-expected.png:
+        * platform/mac/mathml/presentation/mo-expected.txt:
+        * platform/mac/mathml/presentation/over-expected.checksum:
+        * platform/mac/mathml/presentation/over-expected.png:
+        * platform/mac/mathml/presentation/over-expected.txt:
+        * platform/mac/mathml/presentation/row-alignment-expected.checksum:
+        * platform/mac/mathml/presentation/row-alignment-expected.png:
+        * platform/mac/mathml/presentation/row-alignment-expected.txt:
+        * platform/mac/mathml/presentation/row-expected.checksum:
+        * platform/mac/mathml/presentation/row-expected.png:
+        * platform/mac/mathml/presentation/row-expected.txt:
+        * platform/mac/mathml/presentation/tables-expected.checksum:
+        * platform/mac/mathml/presentation/tables-expected.png:
+
 2010-08-04  MORITA Hajime  <morrita at google.com>
 
         Reviewed by Tony Chang.
diff --git a/LayoutTests/mathml/presentation/fenced.xhtml b/LayoutTests/mathml/presentation/fenced.xhtml
new file mode 100644
index 0000000..2d91561
--- /dev/null
+++ b/LayoutTests/mathml/presentation/fenced.xhtml
@@ -0,0 +1,17 @@
+<html xmlns='http://www.w3.org/1999/xhtml'>
+<head>
+<title>Rows and Operators</title>
+<style type="text/css">
+mo {
+   background-color: rgb(200,200,200);
+}
+</style>
+</head>
+<body>
+<p id='t1'>
+<math xmlns='http://www.w3.org/1998/Math/MathML'>
+<mfenced><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; vertical-align: middle;height: 48px; width: 48px; background-color: rgb(0,255,0)'/><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; vertical-align: middle;height: 48px; width: 48px; background-color: rgb(0,255,0)'/><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; vertical-align: middle;height: 48px; width: 48px; background-color: rgb(0,255,0)'/></mfenced>
+</math>
+</p>
+</body>
+</html>
diff --git a/LayoutTests/mathml/presentation/row.xhtml b/LayoutTests/mathml/presentation/row.xhtml
index 9a6bca3..0ea8eae 100644
--- a/LayoutTests/mathml/presentation/row.xhtml
+++ b/LayoutTests/mathml/presentation/row.xhtml
@@ -86,19 +86,19 @@ mo {
 <p id='t1'>
 120px:
 <math xmlns='http://www.w3.org/1998/Math/MathML'>
-<mrow><mo>{</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 120px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>}</mo></mrow>
+<mrow><mo>{</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 48px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>}</mo></mrow>
 </math>
 <math xmlns='http://www.w3.org/1998/Math/MathML'>
-<mrow><mo>[</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 120px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>]</mo></mrow>
+<mrow><mo>[</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 48px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>]</mo></mrow>
 </math>
 <math xmlns='http://www.w3.org/1998/Math/MathML'>
-<mrow><mo>(</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 120px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>)</mo></mrow>
+<mrow><mo>(</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 48px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>)</mo></mrow>
 </math>
 <math xmlns='http://www.w3.org/1998/Math/MathML'>
-<mrow><mo>|</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 120px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>|</mo></mrow>
+<mrow><mo>|</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 48px; vertical-align: -33%; background-color: rgb(0,255,0)'/><mo>|</mo></mrow>
 </math>
 <math xmlns='http://www.w3.org/1998/Math/MathML'>
-<mrow><mo>&#x222b;</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 120px; vertical-align: -33%; background-color: rgb(0,255,0)'/></mrow>
+<mrow><mo>&#x222b;</mo><mi>x</mi><div xmlns='http://www.w3.org/1999/xhtml' style='display: inline-block; height: 120px; width: 48px; vertical-align: -33%; background-color: rgb(0,255,0)'/></mrow>
 </math>
 </p>
 <p id='t5'>
diff --git a/LayoutTests/platform/mac/mathml/presentation/fenced-expected.checksum b/LayoutTests/platform/mac/mathml/presentation/fenced-expected.checksum
new file mode 100644
index 0000000..51ab991
--- /dev/null
+++ b/LayoutTests/platform/mac/mathml/presentation/fenced-expected.checksum
@@ -0,0 +1 @@
+c6232b94d2a6525182a6442f1e4d4c06
\ No newline at end of file
diff --git a/LayoutTests/platform/mac/mathml/presentation/fenced-expected.png b/LayoutTests/platform/mac/mathml/presentation/fenced-expected.png
new file mode 100644
index 0000000..6550b50
Binary files /dev/null and b/LayoutTests/platform/mac/mathml/presentation/fenced-expected.png differ
diff --git a/LayoutTests/platform/mac/mathml/presentation/fenced-expected.txt b/LayoutTests/platform/mac/mathml/presentation/fenced-expected.txt
new file mode 100644
index 0000000..5c42413
--- /dev/null
+++ b/LayoutTests/platform/mac/mathml/presentation/fenced-expected.txt
@@ -0,0 +1,78 @@
+layer at (0,0) size 800x600
+  RenderView at (0,0) size 800x600
+layer at (0,0) size 800x94
+  RenderBlock {html} at (0,0) size 800x94
+    RenderBody {body} at (8,16) size 784x62
+      RenderBlock {p} at (0,0) size 784x62
+        RenderBlock {math} at (0,0) size 167x62
+          RenderBlock {mfenced} at (1,0) size 165x62
+            RenderBlock {mfenced} at (1,4) size 5x58
+            RenderBlock {div} at (6,9) size 48x48 [bgcolor=#00FF00]
+            RenderBlock {mfenced} at (54,15) size 4x36
+              RenderBlock {mfenced} at (0,0) size 4x36
+                RenderText {mfenced} at (0,20) size 4x16
+                  text run at (0,20) width 4: ","
+            RenderBlock {div} at (58,9) size 48x48 [bgcolor=#00FF00]
+            RenderBlock {mfenced} at (106,15) size 4x36
+              RenderBlock {mfenced} at (0,0) size 4x36
+                RenderText {mfenced} at (0,20) size 4x16
+                  text run at (0,20) width 4: ","
+            RenderBlock {div} at (110,9) size 48x48 [bgcolor=#00FF00]
+            RenderBlock {mfenced} at (158,4) size 5x58
+        RenderText {#text} at (0,0) size 0x0
+layer at (10,20) size 5x10 scrollHeight 15
+  RenderBlock {mfenced} at (0,0) size 5x10
+layer at (10,30) size 5x10 scrollHeight 14
+  RenderBlock {mfenced} at (0,10) size 5x10
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239C}"
+layer at (10,40) size 5x10 scrollHeight 14
+  RenderBlock {mfenced} at (0,20) size 5x10
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239C}"
+layer at (10,50) size 5x10 scrollHeight 14
+  RenderBlock {mfenced} at (0,30) size 5x10
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239C}"
+layer at (10,60) size 5x7 scrollHeight 14
+  RenderBlock {mfenced} at (0,40) size 5x7
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239C}"
+layer at (10,67) size 5x11 scrollHeight 14
+  RenderBlock {mfenced} at (0,47) size 5x11
+layer at (167,20) size 5x10 scrollHeight 15
+  RenderBlock {mfenced} at (0,0) size 5x10
+layer at (167,30) size 5x10 scrollHeight 14
+  RenderBlock {mfenced} at (0,10) size 5x10
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239F}"
+layer at (167,40) size 5x10 scrollHeight 14
+  RenderBlock {mfenced} at (0,20) size 5x10
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239F}"
+layer at (167,50) size 5x10 scrollHeight 14
+  RenderBlock {mfenced} at (0,30) size 5x10
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239F}"
+layer at (167,60) size 5x7 scrollHeight 14
+  RenderBlock {mfenced} at (0,40) size 5x7
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239F}"
+layer at (167,67) size 5x11 scrollHeight 14
+  RenderBlock {mfenced} at (0,47) size 5x11
+layer at (10,21) size 5x14 backgroundClip at (10,20) size 5x10 clip at (10,20) size 5x10 outlineClip at (10,20) size 5x10
+  RenderBlock (relative positioned) {mfenced} at (0,0) size 5x11
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239B}"
+layer at (10,64) size 5x14 backgroundClip at (10,67) size 5x11 clip at (10,67) size 5x11 outlineClip at (10,67) size 5x11
+  RenderBlock (relative positioned) {mfenced} at (0,0) size 5x11
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239D}"
+layer at (167,21) size 5x14 backgroundClip at (167,20) size 5x10 clip at (167,20) size 5x10 outlineClip at (167,20) size 5x10
+  RenderBlock (relative positioned) {mfenced} at (0,0) size 5x11
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{239E}"
+layer at (167,64) size 5x14 backgroundClip at (167,67) size 5x11 clip at (167,67) size 5x11 outlineClip at (167,67) size 5x11
+  RenderBlock (relative positioned) {mfenced} at (0,0) size 5x11
+    RenderText {mfenced} at (0,-3) size 5x17
+      text run at (0,-3) width 5: "\x{23A0}"
diff --git a/LayoutTests/platform/mac/mathml/presentation/mo-expected.checksum b/LayoutTests/platform/mac/mathml/presentation/mo-expected.checksum
index 8fbc610..5980c32 100644
--- a/LayoutTests/platform/mac/mathml/presentation/mo-expected.checksum
+++ b/LayoutTests/platform/mac/mathml/presentation/mo-expected.checksum
@@ -1 +1 @@
-806cd9174cf394fe2b6e07073a382756
\ No newline at end of file
+fc8e995b641f01562145b5272d953479
\ No newline at end of file
diff --git a/LayoutTests/platform/mac/mathml/presentation/mo-expected.png b/LayoutTests/platform/mac/mathml/presentation/mo-expected.png
index b30820f..1e4d653 100644
Binary files a/LayoutTests/platform/mac/mathml/presentation/mo-expected.png and b/LayoutTests/platform/mac/mathml/presentation/mo-expected.png differ
diff --git a/LayoutTests/platform/mac/mathml/presentation/mo-expected.txt b/LayoutTests/platform/mac/mathml/presentation/mo-expected.txt
index 432d0e8..c3a4c09 100644
--- a/LayoutTests/platform/mac/mathml/presentation/mo-expected.txt
+++ b/LayoutTests/platform/mac/mathml/presentation/mo-expected.txt
@@ -1,8 +1,8 @@
 layer at (0,0) size 800x600
   RenderView at (0,0) size 800x600
-layer at (0,0) size 800x260
-  RenderBlock {html} at (0,0) size 800x260
-    RenderBody {body} at (8,16) size 784x228
+layer at (0,0) size 800x259
+  RenderBlock {html} at (0,0) size 800x259
+    RenderBody {body} at (8,16) size 784x227
       RenderBlock {p} at (0,0) size 784x22
         RenderText {#text} at (0,0) size 60x18
           text run at (0,0) width 60: "operator: "
@@ -83,199 +83,211 @@ layer at (0,0) size 800x260
               RenderText {mo} at (0,7) size 16x24
                 text run at (0,7) width 16: "B"
         RenderText {#text} at (0,0) size 0x0
-      RenderBlock {p} at (0,164) size 784x64
+      RenderBlock {p} at (0,164) size 784x63
         RenderText {#text} at (0,22) size 60x18
           text run at (0,22) width 60: "operator: "
-        RenderBlock {math} at (60,0) size 100x64
-          RenderBlock {mo} at (1,0) size 8x64
-          RenderBlock {mo} at (9,0) size 10x64
-          RenderBlock {mo} at (19,0) size 7x64
-          RenderBlock {mo} at (26,0) size 5x64
+        RenderBlock {math} at (60,0) size 100x63
+          RenderBlock {mo} at (1,0) size 8x63
+          RenderBlock {mo} at (9,0) size 10x63
+          RenderBlock {mo} at (19,0) size 7x63
+          RenderBlock {mo} at (26,0) size 5x63
           RenderBlock {div} at (33,1) size 52x52 [border: (1px solid #000000)]
-          RenderBlock {mo} at (87,0) size 5x64
-          RenderBlock {mo} at (92,0) size 7x64
+          RenderBlock {mo} at (87,0) size 5x63
+          RenderBlock {mo} at (92,0) size 7x63
         RenderText {#text} at (0,0) size 0x0
 layer at (69,180) size 8x10 scrollHeight 15
   RenderBlock {mo} at (0,0) size 8x10
-    RenderText {mo} at (0,-2) size 8x17
-      text run at (0,-2) width 8: "\x{23D0}"
-layer at (69,190) size 8x10 scrollHeight 15
+layer at (69,190) size 8x10 scrollHeight 14
   RenderBlock {mo} at (0,10) size 8x10
-    RenderText {mo} at (0,-2) size 8x17
-      text run at (0,-2) width 8: "\x{23D0}"
-layer at (69,200) size 8x10 scrollHeight 15
+    RenderText {mo} at (0,-3) size 8x17
+      text run at (0,-3) width 8: "\x{23D0}"
+layer at (69,200) size 8x10 scrollHeight 14
   RenderBlock {mo} at (0,20) size 8x10
-    RenderText {mo} at (0,-2) size 8x17
-      text run at (0,-2) width 8: "\x{23D0}"
-layer at (69,210) size 8x10 scrollHeight 15
+    RenderText {mo} at (0,-3) size 8x17
+      text run at (0,-3) width 8: "\x{23D0}"
+layer at (69,210) size 8x10 scrollHeight 14
   RenderBlock {mo} at (0,30) size 8x10
-    RenderText {mo} at (0,-2) size 8x17
-      text run at (0,-2) width 8: "\x{23D0}"
-layer at (69,220) size 8x10 scrollHeight 15
+    RenderText {mo} at (0,-3) size 8x17
+      text run at (0,-3) width 8: "\x{23D0}"
+layer at (69,220) size 8x10 scrollHeight 14
   RenderBlock {mo} at (0,40) size 8x10
-    RenderText {mo} at (0,-2) size 8x17
-      text run at (0,-2) width 8: "\x{23D0}"
-layer at (69,230) size 8x2 scrollHeight 15
+    RenderText {mo} at (0,-3) size 8x17
+      text run at (0,-3) width 8: "\x{23D0}"
+layer at (69,230) size 8x2 scrollHeight 14
   RenderBlock {mo} at (0,50) size 8x2
-    RenderText {mo} at (0,-2) size 8x17
-      text run at (0,-2) width 8: "\x{23D0}"
-layer at (69,232) size 8x12 scrollHeight 15
-  RenderBlock {mo} at (0,52) size 8x12
+    RenderText {mo} at (0,-3) size 8x17
+      text run at (0,-3) width 8: "\x{23D0}"
+layer at (69,232) size 8x11 scrollHeight 14
+  RenderBlock {mo} at (0,52) size 8x11
 layer at (77,180) size 10x10 scrollHeight 15
   RenderBlock {mo} at (0,0) size 10x10
-    RenderText {mo} at (0,-2) size 10x17
-      text run at (0,-2) width 10: "\x{2320}"
-layer at (77,190) size 10x10 scrollHeight 15
+layer at (77,190) size 10x10 scrollHeight 14
   RenderBlock {mo} at (0,10) size 10x10
-    RenderText {mo} at (0,-2) size 10x17
-      text run at (0,-2) width 10: "\x{23AE}"
-layer at (77,200) size 10x10 scrollHeight 15
+    RenderText {mo} at (0,-3) size 10x17
+      text run at (0,-3) width 10: "\x{23AE}"
+layer at (77,200) size 10x10 scrollHeight 14
   RenderBlock {mo} at (0,20) size 10x10
-    RenderText {mo} at (0,-2) size 10x17
-      text run at (0,-2) width 10: "\x{23AE}"
-layer at (77,210) size 10x10 scrollHeight 15
+    RenderText {mo} at (0,-3) size 10x17
+      text run at (0,-3) width 10: "\x{23AE}"
+layer at (77,210) size 10x10 scrollHeight 14
   RenderBlock {mo} at (0,30) size 10x10
-    RenderText {mo} at (0,-2) size 10x17
-      text run at (0,-2) width 10: "\x{23AE}"
-layer at (77,220) size 10x10 scrollHeight 15
+    RenderText {mo} at (0,-3) size 10x17
+      text run at (0,-3) width 10: "\x{23AE}"
+layer at (77,220) size 10x10 scrollHeight 14
   RenderBlock {mo} at (0,40) size 10x10
-    RenderText {mo} at (0,-2) size 10x17
-      text run at (0,-2) width 10: "\x{23AE}"
-layer at (77,230) size 10x2 scrollHeight 15
+    RenderText {mo} at (0,-3) size 10x17
+      text run at (0,-3) width 10: "\x{23AE}"
+layer at (77,230) size 10x2 scrollHeight 14
   RenderBlock {mo} at (0,50) size 10x2
-    RenderText {mo} at (0,-2) size 10x17
-      text run at (0,-2) width 10: "\x{23AE}"
-layer at (77,232) size 10x12 scrollHeight 15
-  RenderBlock {mo} at (0,52) size 10x12
+    RenderText {mo} at (0,-3) size 10x17
+      text run at (0,-3) width 10: "\x{23AE}"
+layer at (77,232) size 10x11 scrollHeight 14
+  RenderBlock {mo} at (0,52) size 10x11
 layer at (87,180) size 7x10 scrollHeight 15
   RenderBlock {mo} at (0,0) size 7x10
-    RenderText {mo} at (0,-2) size 7x17
-      text run at (0,-2) width 7: "\x{23A7}"
-layer at (87,190) size 7x10 scrollHeight 15
+layer at (87,190) size 7x10 scrollHeight 14
   RenderBlock {mo} at (0,10) size 7x10
-    RenderText {mo} at (0,-2) size 7x17
-      text run at (0,-2) width 7: "\x{23AA}"
-layer at (87,200) size 7x6 scrollHeight 15
+    RenderText {mo} at (0,-3) size 7x17
+      text run at (0,-3) width 7: "\x{23AA}"
+layer at (87,200) size 7x6 scrollHeight 14
   RenderBlock {mo} at (0,20) size 7x6
-    RenderText {mo} at (0,-2) size 7x17
-      text run at (0,-2) width 7: "\x{23AA}"
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diff --git a/LayoutTests/platform/mac/mathml/presentation/tables-expected.checksum b/LayoutTests/platform/mac/mathml/presentation/tables-expected.checksum
index ca8664b..47d3c60 100644
--- a/LayoutTests/platform/mac/mathml/presentation/tables-expected.checksum
+++ b/LayoutTests/platform/mac/mathml/presentation/tables-expected.checksum
@@ -1 +1 @@
-496b2a81d83a5acf28694c0a381d752b
\ No newline at end of file
+4bb76a66be1fb135f74d3f495ee5dd85
\ No newline at end of file
diff --git a/LayoutTests/platform/mac/mathml/presentation/tables-expected.png b/LayoutTests/platform/mac/mathml/presentation/tables-expected.png
index c15823e..00d01c3 100644
Binary files a/LayoutTests/platform/mac/mathml/presentation/tables-expected.png and b/LayoutTests/platform/mac/mathml/presentation/tables-expected.png differ
diff --git a/WebCore/ChangeLog b/WebCore/ChangeLog
index f2760e4..7531c65 100644
--- a/WebCore/ChangeLog
+++ b/WebCore/ChangeLog
@@ -1,3 +1,33 @@
+2010-08-09  François Sausset  <sausset at gmail.com>
+
+        Reviewed by Kenneth Rohde Christiansen.
+
+        Implement mfenced MathML element
+        Update stretchy operator code to take into account new brackets and to tune layout parameters
+        https://bugs.webkit.org/show_bug.cgi?id=42472
+
+        Test: mathml/presentation/fenced.xhtml
+
+        * WebCore.xcodeproj/project.pbxproj:
+        * mathml/MathMLInlineContainerElement.cpp:
+        (WebCore::MathMLInlineContainerElement::MathMLInlineContainerElement):
+        (WebCore::MathMLInlineContainerElement::createRenderer):
+        * mathml/RenderMathMLFenced.cpp: Added.
+        (WebCore::RenderMathMLFenced::RenderMathMLFenced):
+        (WebCore::RenderMathMLFenced::updateFromElement):
+        (WebCore::RenderMathMLFenced::makeOperatorStyle):
+        (WebCore::RenderMathMLFenced::makeFences):
+        (WebCore::RenderMathMLFenced::addChild):
+        (WebCore::RenderMathMLFenced::layout):
+        * mathml/RenderMathMLFenced.h: Added.
+        * mathml/RenderMathMLOperator.cpp:
+        (WebCore::RenderMathMLOperator::RenderMathMLOperator):
+        (WebCore::RenderMathMLOperator::stretchToHeight):
+        (WebCore::):
+        (WebCore::RenderMathMLOperator::updateFromElement):
+        (WebCore::RenderMathMLOperator::createStackableStyle):
+        (WebCore::RenderMathMLOperator::createGlyph):
+
 2010-08-08  ryuan choi  <ryuan.choi at samsung.com>
 
         Reviewed by Darin Adler.
diff --git a/WebCore/WebCore.xcodeproj/project.pbxproj b/WebCore/WebCore.xcodeproj/project.pbxproj
index 67c9d6b..3791dc9 100644
--- a/WebCore/WebCore.xcodeproj/project.pbxproj
+++ b/WebCore/WebCore.xcodeproj/project.pbxproj
@@ -233,6 +233,8 @@
 		0F580D000F12DE9B0051D689 /* RenderLayerBacking.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0F580CFC0F12DE9B0051D689 /* RenderLayerBacking.cpp */; };
 		0F5B7A5410F65D7A00376302 /* RenderEmbeddedObject.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0F5B7A5210F65D7A00376302 /* RenderEmbeddedObject.cpp */; };
 		0F5B7A5510F65D7A00376302 /* RenderEmbeddedObject.h in Headers */ = {isa = PBXBuildFile; fileRef = 0F5B7A5310F65D7A00376302 /* RenderEmbeddedObject.h */; settings = {ATTRIBUTES = (Private, ); }; };
+		0F69B9C9120FE1D6000E1FC7 /* RenderMathMLFenced.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0F69B9C7120FE1D6000E1FC7 /* RenderMathMLFenced.cpp */; };
+		0F69B9CA120FE1D6000E1FC7 /* RenderMathMLFenced.h in Headers */ = {isa = PBXBuildFile; fileRef = 0F69B9C8120FE1D6000E1FC7 /* RenderMathMLFenced.h */; };
 		0F6ECD450F252F3700BDE271 /* CSSPropertyLonghand.h in Headers */ = {isa = PBXBuildFile; fileRef = 0F6ECD430F252F3700BDE271 /* CSSPropertyLonghand.h */; };
 		0F6ECD460F252F3700BDE271 /* CSSPropertyLonghand.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 0F6ECD440F252F3700BDE271 /* CSSPropertyLonghand.cpp */; };
 		0FC705210EB1815600B90AD8 /* AtomicStringHash.h in Headers */ = {isa = PBXBuildFile; fileRef = 0FC705200EB1815600B90AD8 /* AtomicStringHash.h */; settings = {ATTRIBUTES = (Private, ); }; };
@@ -5935,6 +5937,8 @@
 		0F580CFC0F12DE9B0051D689 /* RenderLayerBacking.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RenderLayerBacking.cpp; sourceTree = "<group>"; };
 		0F5B7A5210F65D7A00376302 /* RenderEmbeddedObject.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RenderEmbeddedObject.cpp; sourceTree = "<group>"; };
 		0F5B7A5310F65D7A00376302 /* RenderEmbeddedObject.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RenderEmbeddedObject.h; sourceTree = "<group>"; };
+		0F69B9C7120FE1D6000E1FC7 /* RenderMathMLFenced.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = RenderMathMLFenced.cpp; sourceTree = "<group>"; };
+		0F69B9C8120FE1D6000E1FC7 /* RenderMathMLFenced.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = RenderMathMLFenced.h; sourceTree = "<group>"; };
 		0F6ECD430F252F3700BDE271 /* CSSPropertyLonghand.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CSSPropertyLonghand.h; sourceTree = "<group>"; };
 		0F6ECD440F252F3700BDE271 /* CSSPropertyLonghand.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = CSSPropertyLonghand.cpp; sourceTree = "<group>"; };
 		0FC705200EB1815600B90AD8 /* AtomicStringHash.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AtomicStringHash.h; sourceTree = "<group>"; };
@@ -17417,6 +17421,8 @@
 				FABE72F31059C1EB00D999DD /* mathtags.in */,
 				FA654A6D1108ABFF002615E0 /* RenderMathMLBlock.cpp */,
 				FA654A6E1108ABFF002615E0 /* RenderMathMLBlock.h */,
+				0F69B9C7120FE1D6000E1FC7 /* RenderMathMLFenced.cpp */,
+				0F69B9C8120FE1D6000E1FC7 /* RenderMathMLFenced.h */,
 				FAA1056E114C2DF700940A01 /* RenderMathMLFraction.cpp */,
 				FAA1056F114C2DF700940A01 /* RenderMathMLFraction.h */,
 				FA0B1F8211125CEE007F9839 /* RenderMathMLMath.cpp */,
@@ -20126,6 +20132,7 @@
 				E1BE512E0CF6C512002EA959 /* XSLTUnicodeSort.h in Headers */,
 				97DD4D870FDF4D6E00ECF9A4 /* XSSAuditor.h in Headers */,
 				CE172E011136E8CE0062A533 /* ZoomMode.h in Headers */,
+				0F69B9CA120FE1D6000E1FC7 /* RenderMathMLFenced.h in Headers */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -22548,6 +22555,7 @@
 				93F19B0508245E59001E9ABC /* XSLTProcessorLibxslt.cpp in Sources */,
 				E1BE512D0CF6C512002EA959 /* XSLTUnicodeSort.cpp in Sources */,
 				97DD4D860FDF4D6E00ECF9A4 /* XSSAuditor.cpp in Sources */,
+				0F69B9C9120FE1D6000E1FC7 /* RenderMathMLFenced.cpp in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/WebCore/mathml/MathMLInlineContainerElement.cpp b/WebCore/mathml/MathMLInlineContainerElement.cpp
index 5a557d0..8b3f43e 100644
--- a/WebCore/mathml/MathMLInlineContainerElement.cpp
+++ b/WebCore/mathml/MathMLInlineContainerElement.cpp
@@ -32,6 +32,7 @@
 
 #include "MathMLNames.h"
 #include "RenderMathMLBlock.h"
+#include "RenderMathMLFenced.h"
 #include "RenderMathMLFraction.h"
 #include "RenderMathMLRoot.h"
 #include "RenderMathMLRow.h"
@@ -75,6 +76,8 @@ RenderObject* MathMLInlineContainerElement::createRenderer(RenderArena* arena, R
         return new (arena) RenderMathMLSquareRoot(this);
     else if (hasLocalName(MathMLNames::mrootTag))
         return new (arena) RenderMathMLRoot(this);
+    else if (hasLocalName(MathMLNames::mfencedTag))
+        return new (arena) RenderMathMLFenced(this);
     else
         return new (arena) RenderMathMLBlock(this);
 }
diff --git a/WebCore/mathml/RenderMathMLFenced.cpp b/WebCore/mathml/RenderMathMLFenced.cpp
new file mode 100644
index 0000000..6c0bb0b
--- /dev/null
+++ b/WebCore/mathml/RenderMathMLFenced.cpp
@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2009 Alex Milowski (alex at milowski.com). All rights reserved.
+ *
+ * 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
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#if ENABLE(MATHML)
+
+#include "RenderMathMLFenced.h"
+
+#include "FontSelector.h"
+#include "MathMLNames.h"
+#include "RenderInline.h"
+#include "RenderMathMLOperator.h"
+#include "RenderText.h"
+
+namespace WebCore {
+    
+using namespace MathMLNames;
+    
+enum Braces { OpeningBraceChar = 0x28, ClosingBraceChar = 0x29 };
+
+RenderMathMLFenced::RenderMathMLFenced(Node* fenced) 
+    : RenderMathMLRow(fenced)
+    , m_open(OpeningBraceChar)
+    , m_close(ClosingBraceChar)
+{
+}
+
+void RenderMathMLFenced::updateFromElement()
+{
+    Element* fenced = static_cast<Element*>(node());
+ 
+    // FIXME: Handle open/close values with more than one character (they should be treated like text).
+    AtomicString openValue = fenced->getAttribute(MathMLNames::openAttr);
+    if (openValue.length() > 0)
+        m_open = openValue[0];
+    AtomicString closeValue = fenced->getAttribute(MathMLNames::closeAttr);
+    if (closeValue.length() > 0)
+        m_close = closeValue[0];
+    
+    AtomicString separators = static_cast<Element*>(fenced)->getAttribute(MathMLNames::separatorsAttr);
+    if (!separators.isNull()) {
+        Vector<UChar> characters;
+        for (unsigned int i = 0; i < separators.length(); i++) {
+            if (!isSpaceOrNewline(separators[i]))
+                characters.append(separators[i]);
+        }
+        m_separators = !separators.length() ? 0 : StringImpl::create(characters.data() , characters.size());
+    } else {
+        // The separator defaults to a single comma.
+        m_separators = StringImpl::create(",");
+    }
+    
+    if (isEmpty())
+        makeFences();
+}
+
+RefPtr<RenderStyle> RenderMathMLFenced::makeOperatorStyle() 
+{
+    RefPtr<RenderStyle> newStyle = RenderStyle::create();
+    newStyle->inheritFrom(style());
+    newStyle->setDisplay(INLINE_BLOCK);
+    newStyle->setHeight(Length(100.0, Percent));
+    newStyle->setVerticalAlign(MIDDLE);
+    return newStyle;
+}
+
+void RenderMathMLFenced::makeFences()
+{
+    RenderObject* openFence = new (renderArena()) RenderMathMLOperator(node(), m_open);
+    openFence->setStyle(makeOperatorStyle().release());
+    RenderBlock::addChild(openFence, firstChild());
+    RenderObject* closeFence = new (renderArena()) RenderMathMLOperator(node(), m_close);
+    closeFence->setStyle(makeOperatorStyle().release());
+    RenderBlock::addChild(closeFence);
+}
+
+void RenderMathMLFenced::addChild(RenderObject* child, RenderObject*)
+{
+    // make the fences if the render object is empty
+    if (isEmpty())
+        updateFromElement();
+    
+    if (m_separators.get()) {
+        unsigned int count = 0;
+        for (Node* position = child->node(); position; position = position->previousSibling()) {
+            if (position->nodeType() == Node::ELEMENT_NODE)
+                count++;
+        }
+                
+        if (count > 1) {
+            UChar separator;
+            
+            // Use the last separator if we've run out of specified separators.
+            if ((count - 1) >= m_separators.get()->length())
+                separator = (*m_separators.get())[m_separators.get()->length() - 1];
+            else
+                separator = (*m_separators.get())[count - 1];
+                
+            RenderObject* separatorObj = new (renderArena()) RenderMathMLOperator(node(), separator);
+            separatorObj->setStyle(makeOperatorStyle().release());
+            RenderBlock::addChild(separatorObj, lastChild());
+        }
+    }
+    
+    // If we have a block, we'll wrap it in an inline-block.
+    if (child->isBlockFlow() && child->style()->display() != INLINE_BLOCK) {
+        // Block objects wrapper.
+
+        RenderBlock* block = new (renderArena()) RenderBlock(node());
+        RefPtr<RenderStyle> newStyle = RenderStyle::create();
+        newStyle->inheritFrom(style());
+        newStyle->setDisplay(INLINE_BLOCK);
+        block->setStyle(newStyle.release());
+        
+        RenderBlock::addChild(block, lastChild());
+        block->addChild(child);    
+    } else
+        RenderBlock::addChild(child, lastChild());
+}
+
+void RenderMathMLFenced::layout() 
+{
+    RenderMathMLRow::layout();
+    
+    int width = 0;
+    for (RenderObject* current = firstChild(); current; current = current->nextSibling()) {
+        if (current->isBoxModelObject()) {
+            RenderBoxModelObject* box = toRenderBoxModelObject(current);
+            width += box->offsetWidth();
+        }
+    }
+    width++;
+    style()->setWidth(Length(width, Fixed));
+
+    setNeedsLayoutAndPrefWidthsRecalc();
+    markContainingBlocksForLayout();
+    RenderBlock::layout();
+}
+}    
+
+#endif
diff --git a/WebCore/mathml/RenderMathMLFenced.h b/WebCore/mathml/RenderMathMLFenced.h
new file mode 100644
index 0000000..63cdaa8
--- /dev/null
+++ b/WebCore/mathml/RenderMathMLFenced.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2009 Alex Milowski (alex at milowski.com). All rights reserved.
+ *
+ * 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
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (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 RenderMathMLFenced_h
+#define RenderMathMLFenced_h
+
+#if ENABLE(MATHML)
+
+#include "RenderMathMLRow.h"
+
+namespace WebCore {
+    
+class RenderMathMLFenced : public RenderMathMLRow {
+public:
+    RenderMathMLFenced(Node *fraction);
+    virtual void addChild(RenderObject* child, RenderObject* beforeChild = 0);
+    virtual void updateFromElement();
+    
+protected:
+    virtual void layout();
+    
+private:
+    void makeFences();
+    RefPtr<RenderStyle> makeOperatorStyle();
+    UChar m_open;
+    UChar m_close;
+    RefPtr<StringImpl> m_separators;
+};
+    
+}
+
+#endif // ENABLE(MATHML)
+
+#endif // RenderMathMLFenced_h
diff --git a/WebCore/mathml/RenderMathMLOperator.cpp b/WebCore/mathml/RenderMathMLOperator.cpp
index a2f9f0a..f9ff630 100644
--- a/WebCore/mathml/RenderMathMLOperator.cpp
+++ b/WebCore/mathml/RenderMathMLOperator.cpp
@@ -38,19 +38,19 @@ namespace WebCore {
 using namespace MathMLNames;
 
 RenderMathMLOperator::RenderMathMLOperator(Node* container)
-    : RenderMathMLBlock(container),
-      m_stretchHeight(0),
-      m_operator(0)
+    : RenderMathMLBlock(container)
+    , m_stretchHeight(0)
+    , m_operator(0)
 {
 }
-    
+
 RenderMathMLOperator::RenderMathMLOperator(Node* container, UChar operatorChar)
-    : RenderMathMLBlock(container),
-      m_stretchHeight(0),
-      m_operator(operatorChar)
+    : RenderMathMLBlock(container)
+    , m_stretchHeight(0)
+    , m_operator(operatorChar)
 {
 }
-    
+
 bool RenderMathMLOperator::isChildAllowed(RenderObject*, RenderStyle*) const
 {
     return false;
@@ -59,7 +59,7 @@ bool RenderMathMLOperator::isChildAllowed(RenderObject*, RenderStyle*) const
 static const float gOperatorSpacer = 0.1f;
 static const float gOperatorExpansion = 1.2f;
 
-void  RenderMathMLOperator::stretchToHeight(int height)
+void RenderMathMLOperator::stretchToHeight(int height)
 {
     if (height == m_stretchHeight)
         return;
@@ -87,15 +87,20 @@ static struct StretchyCharacter {
     UChar extensionGlyph;
     UChar bottomGlyph;
     UChar middleGlyph;
-} stretchyCharacters[9] = {
-{ 0x28  , 0x239b, 0x239c, 0x239d, 0x0    }, // left parenthesis
-{ 0x29  , 0x239e, 0x239f, 0x23a0, 0x0    }, // right parenthesis
-{ 0x5b  , 0x23a1, 0x23a2, 0x23a3, 0x0    }, // left square bracket
-{ 0x5d  , 0x23a4, 0x23a5, 0x23a6, 0x0    }, // right square bracket
-{ 0x7b  , 0x23a7, 0x23aa, 0x23a9, 0x23a8 }, // left curly bracket
-{ 0x7c  , 0x23d0, 0x23d0, 0x23d0, 0x0    }, // vertical bar
-{ 0x7d  , 0x23ab, 0x23aa, 0x23ad, 0x23ac }, // right curly bracket
-{ 0x222b, 0x2320, 0x23ae, 0x2321, 0x0    } // integral sign
+} stretchyCharacters[13] = {
+    { 0x28  , 0x239b, 0x239c, 0x239d, 0x0    }, // left parenthesis
+    { 0x29  , 0x239e, 0x239f, 0x23a0, 0x0    }, // right parenthesis
+    { 0x5b  , 0x23a1, 0x23a2, 0x23a3, 0x0    }, // left square bracket
+    { 0x2308, 0x23a1, 0x23a2, 0x23a2, 0x0    }, // left ceiling
+    { 0x230a, 0x23a2, 0x23a2, 0x23a3, 0x0    }, // left floor
+    { 0x5d  , 0x23a4, 0x23a5, 0x23a6, 0x0    }, // right square bracket
+    { 0x2309, 0x23a4, 0x23a5, 0x23a5, 0x0    }, // right ceiling
+    { 0x230b, 0x23a5, 0x23a5, 0x23a6, 0x0    }, // right floor
+    { 0x7b  , 0x23a7, 0x23aa, 0x23a9, 0x23a8 }, // left curly bracket
+    { 0x7c  , 0x23d0, 0x23d0, 0x23d0, 0x0    }, // vertical bar
+    { 0x2016, 0x2016, 0x2016, 0x2016, 0x0    }, // double vertical line
+    { 0x7d  , 0x23ab, 0x23aa, 0x23ad, 0x23ac }, // right curly bracket
+    { 0x222b, 0x2320, 0x23ae, 0x2321, 0x0    } // integral sign
 };
 
 // We stack glyphs using a 14px height with a displayed glyph height
@@ -107,12 +112,14 @@ static struct StretchyCharacter {
 //
 // All of these settings are represented in the constants below.
 
+// FIXME: use fractions of style()->fontSize() for proper zooming/resizing.
 static const int gGlyphFontSize = 14;
-static const int gGlyphLineHeight = 12;
+static const int gGlyphLineHeight = 11;
 static const int gMinimumStretchHeight = 24;
 static const int gGlyphHeight = 10;
-static const int gMiddleGlyphTopAdjust = -2;
-static const int gBottomGlyphTopAdjust = -4;
+static const int gTopGlyphTopAdjust = 1;
+static const int gMiddleGlyphTopAdjust = -1;
+static const int gBottomGlyphTopAdjust = -3;
 static const float gMinimumRatioForStretch = 0.10f;
 
 void RenderMathMLOperator::updateFromElement()
@@ -141,7 +148,7 @@ void RenderMathMLOperator::updateFromElement()
                 String opText = mo->textContent();
                 for (unsigned int i = 0; !firstChar && i < opText.length(); i++) {
                     if (!isSpaceOrNewline(opText[i]))
-                       firstChar = opText[i];
+                        firstChar = opText[i];
                 }
             }
         }
@@ -176,7 +183,7 @@ void RenderMathMLOperator::updateFromElement()
         RefPtr<RenderStyle> newStyle = RenderStyle::create();
         newStyle->inheritFrom(style());
         newStyle->setDisplay(INLINE_BLOCK);
-
+        
         // Check for a stretchable character that is under the minimum height and use the
         // font size to adjust the glyph size.
         int currentFontSize = style()->fontSize();
@@ -203,7 +210,7 @@ void RenderMathMLOperator::updateFromElement()
 
         container->setStyle(newStyle.release());
         addChild(container);
-
+        
         // Build the text of the operator.
         RenderText* text = 0;
         if (m_operator) 
@@ -227,12 +234,12 @@ void RenderMathMLOperator::updateFromElement()
             int half = (m_stretchHeight - gGlyphHeight) / 2;
             if (half <= gGlyphHeight) {
                 // We only have enough space for a single middle glyph.
-                createGlyph(stretchyCharacters[index].topGlyph, half);
+                createGlyph(stretchyCharacters[index].topGlyph, half, gTopGlyphTopAdjust);
                 createGlyph(stretchyCharacters[index].middleGlyph, gGlyphHeight, gMiddleGlyphTopAdjust);
                 createGlyph(stretchyCharacters[index].bottomGlyph, 0, gBottomGlyphTopAdjust);
             } else {
                 // We have to extend both the top and bottom to the middle.
-                createGlyph(stretchyCharacters[index].topGlyph, gGlyphHeight);
+                createGlyph(stretchyCharacters[index].topGlyph, gGlyphHeight, gTopGlyphTopAdjust);
                 int remaining = half - gGlyphHeight;
                 while (remaining > 0) {
                     if (remaining < gGlyphHeight) {
@@ -270,7 +277,7 @@ void RenderMathMLOperator::updateFromElement()
         } else {
             // We do not have a middle glyph and so we just extend from the top to the bottom glyph.
             int remaining = m_stretchHeight - 2 * gGlyphHeight;
-            createGlyph(stretchyCharacters[index].topGlyph, gGlyphHeight);
+            createGlyph(stretchyCharacters[index].topGlyph, gGlyphHeight, gTopGlyphTopAdjust);
             while (remaining > 0) {
                 if (remaining < gGlyphHeight) {
                     createGlyph(stretchyCharacters[index].extensionGlyph, remaining);
@@ -290,7 +297,7 @@ RefPtr<RenderStyle> RenderMathMLOperator::createStackableStyle(int size, int top
     RefPtr<RenderStyle> newStyle = RenderStyle::create();
     newStyle->inheritFrom(style());
     newStyle->setDisplay(BLOCK);
-
+    
     FontDescription desc;
     desc.setIsAbsoluteSize(true);
     desc.setSpecifiedSize(gGlyphFontSize);
@@ -302,7 +309,7 @@ RefPtr<RenderStyle> RenderMathMLOperator::createStackableStyle(int size, int top
 
     if (size > 0)
         newStyle->setMaxHeight(Length(size, Fixed));
-
+    
     newStyle->setOverflowY(OHIDDEN);
     newStyle->setOverflowX(OHIDDEN);
     if (topRelative) {
@@ -330,7 +337,7 @@ RenderBlock* RenderMathMLOperator::createGlyph(UChar glyph, int size, int charRe
         parent->addChild(charBlock);
         parent = charBlock;
     }
-     
+    
     RenderText* text = new (renderArena()) RenderText(node(), StringImpl::create(&glyph, 1));
     text->setStyle(container->style());
     parent->addChild(text);
@@ -345,7 +352,7 @@ int RenderMathMLOperator::baselinePosition(bool firstLine, bool isRootLineBox) c
         return firstChild()->baselinePosition(firstLine, isRootLineBox);
     return RenderBlock::baselinePosition(firstLine, isRootLineBox);
 }
-
+    
 }
 
 #endif

-- 
WebKit Debian packaging



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