1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.font;
  27 
  28 public final class CCompositeGlyphMapper extends CompositeGlyphMapper {
  29 
  30     private CompositeFont font;
  31     private CharToGlyphMapper slotMappers[];
  32 
  33     public CCompositeGlyphMapper(CompositeFont compFont) {
  34         super(compFont);
  35         font = compFont;
  36         slotMappers = new CharToGlyphMapper[font.numSlots];
  37         missingGlyph = 0;
  38     }
  39 
  40     private CharToGlyphMapper getSlotMapper(int slot) {
  41         CharToGlyphMapper mapper = slotMappers[slot];
  42         if (mapper == null) {
  43             mapper = font.getSlotFont(slot).getMapper();
  44             slotMappers[slot] = mapper;
  45         }
  46         return mapper;
  47     }
  48 
  49     public boolean canDisplay(char ch) {
  50         int glyph = charToGlyph(ch);
  51         return glyph != missingGlyph;

   1 /*
   2  * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.font;
  27 
  28 public final class CCompositeGlyphMapper extends CompositeGlyphMapper {
  29 
  30     private CompositeFont font;
  31     private CharToGlyphMapper[] slotMappers;
  32 
  33     public CCompositeGlyphMapper(CompositeFont compFont) {
  34         super(compFont);
  35         font = compFont;
  36         slotMappers = new CharToGlyphMapper[font.numSlots];
  37         missingGlyph = 0;
  38     }
  39 
  40     private CharToGlyphMapper getSlotMapper(int slot) {
  41         CharToGlyphMapper mapper = slotMappers[slot];
  42         if (mapper == null) {
  43             mapper = font.getSlotFont(slot).getMapper();
  44             slotMappers[slot] = mapper;
  45         }
  46         return mapper;
  47     }
  48 
  49     public boolean canDisplay(char ch) {
  50         int glyph = charToGlyph(ch);
  51         return glyph != missingGlyph;