jdk/src/share/native/sun/font/layout/SinglePositioningSubtables.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/SinglePositioningSubtables.cpp	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,94 @@
+/*
+ * 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. 1998-2005 - All Rights Reserved
+ *
+ */
+
+#include "LETypes.h"
+#include "LEFontInstance.h"
+#include "OpenTypeTables.h"
+#include "GlyphPositioningTables.h"
+#include "SinglePositioningSubtables.h"
+#include "ValueRecords.h"
+#include "GlyphIterator.h"
+#include "LESwaps.h"
+
+le_uint32 SinglePositioningSubtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const
+{
+    switch(SWAPW(subtableFormat))
+    {
+    case 0:
+        return 0;
+
+    case 1:
+    {
+        const SinglePositioningFormat1Subtable *subtable = (const SinglePositioningFormat1Subtable *) this;
+
+        return subtable->process(glyphIterator, fontInstance);
+    }
+
+    case 2:
+    {
+        const SinglePositioningFormat2Subtable *subtable = (const SinglePositioningFormat2Subtable *) this;
+
+        return subtable->process(glyphIterator, fontInstance);
+    }
+
+    default:
+        return 0;
+    }
+}
+
+le_uint32 SinglePositioningFormat1Subtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const
+{
+    LEGlyphID glyph = glyphIterator->getCurrGlyphID();
+    le_int32 coverageIndex = getGlyphCoverage(glyph);
+
+    if (coverageIndex >= 0) {
+        valueRecord.adjustPosition(SWAPW(valueFormat), (const char *) this, *glyphIterator, fontInstance);
+
+        return 1;
+    }
+
+    return 0;
+}
+
+le_uint32 SinglePositioningFormat2Subtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const
+{
+    LEGlyphID glyph = glyphIterator->getCurrGlyphID();
+    le_int16 coverageIndex = (le_int16) getGlyphCoverage(glyph);
+
+    if (coverageIndex >= 0) {
+        valueRecordArray[0].adjustPosition(coverageIndex, SWAPW(valueFormat), (const char *) this,
+            *glyphIterator, fontInstance);
+
+        return 1;
+    }
+
+    return 0;
+}