138         LayoutEngine e = (LayoutEngine)cache.get(key);
 139         if (e == null) {
 140             LayoutEngineKey copy = key.copy();
 141             e = new SunLayoutEngine(copy);
 142             cache.put(copy, e);
 143         }
 144         return e;
 145     }
 146     private SoftReference cacheref = new SoftReference(null);
 147 
 148     private SunLayoutEngine(LayoutEngineKey key) {
 149         this.key = key;
 150     }
 151 
 152     public void layout(FontStrikeDesc desc, float[] mat, int gmask,
 153                        int baseIndex, TextRecord tr, int typo_flags,
 154                        Point2D.Float pt, GVData data) {
 155         Font2D font = key.font();
 156         FontStrike strike = font.getStrike(desc);
 157         long layoutTables = font.getLayoutTableCache();





 158         nativeLayout(font, strike, mat, gmask, baseIndex,
 159              tr.text, tr.start, tr.limit, tr.min, tr.max,
 160              key.script(), key.lang(), typo_flags, pt, data,
 161              font.getUnitsPerEm(), layoutTables);
 162     }
 163 
 164     private static native void
 165         nativeLayout(Font2D font, FontStrike strike, float[] mat, int gmask,
 166              int baseIndex, char[] chars, int offset, int limit,
 167              int min, int max, int script, int lang, int typo_flags,
 168              Point2D.Float pt, GVData data, long upem, long layoutTables);
 169 }

 138         LayoutEngine e = (LayoutEngine)cache.get(key);
 139         if (e == null) {
 140             LayoutEngineKey copy = key.copy();
 141             e = new SunLayoutEngine(copy);
 142             cache.put(copy, e);
 143         }
 144         return e;
 145     }
 146     private SoftReference cacheref = new SoftReference(null);
 147 
 148     private SunLayoutEngine(LayoutEngineKey key) {
 149         this.key = key;
 150     }
 151 
 152     public void layout(FontStrikeDesc desc, float[] mat, int gmask,
 153                        int baseIndex, TextRecord tr, int typo_flags,
 154                        Point2D.Float pt, GVData data) {
 155         Font2D font = key.font();
 156         FontStrike strike = font.getStrike(desc);
 157         long layoutTables = font.getLayoutTableCache();
 158         if (font instanceof CFont && (typo_flags & 0x80000000) != 0) {
 159             // Ignore layout tables for RTL AAT fonts
 160             // due to lack of support in ICU
 161             layoutTables = 0;
 162         }
 163         nativeLayout(font, strike, mat, gmask, baseIndex,
 164              tr.text, tr.start, tr.limit, tr.min, tr.max,
 165              key.script(), key.lang(), typo_flags, pt, data,
 166              font.getUnitsPerEm(), layoutTables);
 167     }
 168 
 169     private static native void
 170         nativeLayout(Font2D font, FontStrike strike, float[] mat, int gmask,
 171              int baseIndex, char[] chars, int offset, int limit,
 172              int min, int max, int script, int lang, int typo_flags,
 173              Point2D.Float pt, GVData data, long upem, long layoutTables);
 174 }