jdk/src/share/native/sun/font/layout/SegmentSingleProcessor.cpp
changeset 2 90ce3da70b43
child 3935 afcdb712a9c5
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/native/sun/font/layout/SegmentSingleProcessor.cpp	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,73 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+/*
+ *
+ * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
+ *
+ */
+
+#include "LETypes.h"
+#include "MorphTables.h"
+#include "SubtableProcessor.h"
+#include "NonContextualGlyphSubst.h"
+#include "NonContextualGlyphSubstProc.h"
+#include "SegmentSingleProcessor.h"
+#include "LEGlyphStorage.h"
+#include "LESwaps.h"
+
+SegmentSingleProcessor::SegmentSingleProcessor()
+{
+}
+
+SegmentSingleProcessor::SegmentSingleProcessor(const MorphSubtableHeader *morphSubtableHeader)
+  : NonContextualGlyphSubstitutionProcessor(morphSubtableHeader)
+{
+    const NonContextualGlyphSubstitutionHeader *header = (const NonContextualGlyphSubstitutionHeader *) morphSubtableHeader;
+
+    segmentSingleLookupTable = (const SegmentSingleLookupTable *) &header->table;
+}
+
+SegmentSingleProcessor::~SegmentSingleProcessor()
+{
+}
+
+void SegmentSingleProcessor::process(LEGlyphStorage &glyphStorage)
+{
+    const LookupSegment *segments = segmentSingleLookupTable->segments;
+    le_int32 glyphCount = glyphStorage.getGlyphCount();
+    le_int32 glyph;
+
+    for (glyph = 0; glyph < glyphCount; glyph += 1) {
+        LEGlyphID thisGlyph = glyphStorage[glyph];
+        const LookupSegment *lookupSegment = segmentSingleLookupTable->lookupSegment(segments, thisGlyph);
+
+        if (lookupSegment != NULL) {
+            TTGlyphID   newGlyph  = (TTGlyphID) LE_GET_GLYPH(thisGlyph) + SWAPW(lookupSegment->value);
+
+            glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);
+        }
+    }
+}