[lasem] mathml_itex: use the display attribute for the inline/block mode.

[Emmanuel Pacaud <emmanuel src gnome org>]

commit 9f25a29403a91100617b1c96f6356689307fb77f
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Wed Dec 1 22:13:02 2010 +0100

    mathml_itex: use the display attribute for the inline/block mode.

 src/lsmmathmlitexelement.c      |   12 +++++++++++-
 tests/data/mathml/misc/itex.mml |   18 +++++++++---------
 2 files changed, 20 insertions(+), 10 deletions(-)
---
diff --git a/src/lsmmathmlitexelement.c b/src/lsmmathmlitexelement.c
index b4f5f55..74e6dd3 100644
--- a/src/lsmmathmlitexelement.c
+++ b/src/lsmmathmlitexelement.c
@@ -48,15 +48,25 @@ _update (LsmMathmlElement *self, LsmMathmlStyle *style)
 {
 	LsmMathmlItexElement *itex_element = LSM_MATHML_ITEX_ELEMENT (self);
 	LsmDomNode *node;
-	GString *string = g_string_new ("");
+	GString *string;
 	gboolean need_conversion;
 
+	if (style->display == LSM_MATHML_DISPLAY_INLINE)
+		string = g_string_new ("$");
+	else
+		string = g_string_new ("$$");
+
 	for (node = LSM_DOM_NODE (self)->first_child; node != NULL; node = node->next_sibling) {
 		if (LSM_IS_DOM_TEXT (node)) {
 			g_string_append (string, lsm_dom_node_get_node_value (node));
 		}
 	}
 
+	if (style->display == LSM_MATHML_DISPLAY_INLINE)
+		g_string_append (string, "$");
+	else
+		g_string_append (string, "$$");
+
 	need_conversion = g_strcmp0 (itex_element->itex, string->str) != 0;
 
 	lsm_debug ("update", "[MathmlItex::update] itex = '%s'", itex_element->itex);
diff --git a/tests/data/mathml/misc/itex.mml b/tests/data/mathml/misc/itex.mml
index 784a047..91f308d 100644
--- a/tests/data/mathml/misc/itex.mml
+++ b/tests/data/mathml/misc/itex.mml
@@ -1,12 +1,12 @@
 <math xmlns="http://www.w3.org/1998/Math/MathML"; xmlns:lasem="lasem.dtd">
-<mstyle mathsize="20pt">
-	<mfrac>
-	<lasem:itex> $f(x)=\sqrt{\frac{x-1}{x+1}}$ </lasem:itex>
-	<mrow>
-	<mi>a</mi>
-	<mo>+</mo>
-	<lasem:itex>$$\sqrt{2}$$</lasem:itex>
-	</mrow>
-	</mfrac>
+	<mstyle mathsize="20pt">
+		<mfrac>
+			<mstyle displaystyle="false"><lasem:itex>f(x)=\sqrt{\frac{x-1}{x+1}}</lasem:itex></mstyle>
+			<mrow>
+				<mi>a</mi>
+				<mo>+</mo>
+				<mstyle displaystyle="true"><lasem:itex>\int^\infinity_0{x dx}</lasem:itex></mstyle>
+			</mrow>
+		</mfrac>
 	</mstyle>
 </math>