usp10: Correct issues with LTR logclust indexing after Multiple substitution.

66736948 · Aric Stewart · Alexandre Julliard · eed756c8 · 66736948
Commit 66736948 authored Dec 05, 2011 by Aric Stewart Committed by Alexandre Julliard Dec 05, 2011
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Showing with 6 additions and 2 deletions

shape.c dlls/usp10/shape.c +6 -2

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--- a/dlls/usp10/shape.c
+++ b/dlls/usp10/shape.c
@@ -1360,9 +1360,13 @@ static void UpdateClusters(int nextIndex, int changeCount, int write_dir, int ch
        int replacing_glyph = -1;
        int changed = 0;

-
        if (changeCount > 0)
-            target_glyph = nextIndex - ((changeCount+1)*write_dir);
+        {
+            if (write_dir > 0)
+                target_glyph = nextIndex - changeCount;
+            else
+                target_glyph = nextIndex + (changeCount + 1);
+        }

        seeking_glyph = target_glyph;