From 3970352ea907cbea63e342f370bb0bbb9cc7335a Mon Sep 17 00:00:00 2001
From: Tom Ouyang <ouyang@google.com>
Date: Mon, 15 Apr 2013 18:25:50 -0700
Subject: [PATCH] Make digraph lookups case insensitive
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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Example: Be able to gesture dictionary words that start with an upper-case
German umlaut (e.g., Übermensch).

Bug: 8493920
Change-Id: I3253bcd236d34c0af60116e5b41e359f2715bf97
---
 native/jni/src/digraph_utils.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/native/jni/src/digraph_utils.cpp b/native/jni/src/digraph_utils.cpp
index 6a1ab0271..083442669 100644
--- a/native/jni/src/digraph_utils.cpp
+++ b/native/jni/src/digraph_utils.cpp
@@ -14,6 +14,7 @@
  * limitations under the License.
  */
 
+#include "char_utils.h"
 #include "binary_format.h"
 #include "defines.h"
 #include "digraph_utils.h"
@@ -120,10 +121,11 @@ const DigraphUtils::DigraphType DigraphUtils::USED_DIGRAPH_TYPES[] =
 /* static */ const DigraphUtils::digraph_t *DigraphUtils::getDigraphForDigraphTypeAndCodePoint(
         const DigraphUtils::DigraphType digraphType, const int compositeGlyphCodePoint) {
     const DigraphUtils::digraph_t *digraphs = 0;
+    const int compositeGlyphLowerCodePoint = toLowerCase(compositeGlyphCodePoint);
     const int digraphsSize =
             DigraphUtils::getAllDigraphsForDictionaryAndReturnSize(digraphType, &digraphs);
     for (int i = 0; i < digraphsSize; i++) {
-        if (digraphs[i].compositeGlyph == compositeGlyphCodePoint) {
+        if (digraphs[i].compositeGlyph == compositeGlyphLowerCodePoint) {
             return &digraphs[i];
         }
     }