| /* |
| * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. |
| * 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.font; |
| |
| import java.awt.geom.GeneralPath; |
| import java.awt.geom.Point2D; |
| import java.awt.Rectangle; |
| import java.awt.geom.Rectangle2D; |
| |
| /* Returned instead of a NativeStrike. |
| * It can intercept any request it wants, but mostly |
| * passes them on to its delegate strike. It is important that |
| * it override all the inherited FontStrike methods to delegate them |
| * appropriately. |
| */ |
| |
| class DelegateStrike extends NativeStrike { |
| |
| private FontStrike delegateStrike; |
| |
| DelegateStrike(NativeFont nativeFont, FontStrikeDesc desc, |
| FontStrike delegate) { |
| super(nativeFont, desc); |
| this.delegateStrike = delegate; |
| } |
| |
| /* We want the native font to be responsible for reporting the |
| * font metrics, even if it often delegates to another font. |
| * The code here isn't yet implementing exactly that. If the glyph |
| * transform was something native couldn't handle, there's no native |
| * context from which to obtain metrics. Need to revise this to obtain |
| * the metrics and transform them. But currently in such a case it |
| * gets the metrics from a different font - its glyph delegate font. |
| */ |
| StrikeMetrics getFontMetrics() { |
| if (strikeMetrics == null) { |
| if (pScalerContext != 0) { |
| strikeMetrics = super.getFontMetrics(); |
| } |
| if (strikeMetrics == null) { |
| strikeMetrics = delegateStrike.getFontMetrics(); |
| } |
| } |
| return strikeMetrics; |
| } |
| |
| void getGlyphImagePtrs(int[] glyphCodes, long[] images,int len) { |
| delegateStrike.getGlyphImagePtrs(glyphCodes, images, len); |
| } |
| |
| long getGlyphImagePtr(int glyphCode) { |
| return delegateStrike.getGlyphImagePtr(glyphCode); |
| } |
| |
| void getGlyphImageBounds(int glyphCode, |
| Point2D.Float pt, Rectangle result) { |
| delegateStrike.getGlyphImageBounds(glyphCode, pt, result); |
| } |
| |
| Point2D.Float getGlyphMetrics(int glyphCode) { |
| return delegateStrike.getGlyphMetrics(glyphCode); |
| } |
| |
| float getGlyphAdvance(int glyphCode) { |
| return delegateStrike.getGlyphAdvance(glyphCode); |
| } |
| |
| Point2D.Float getCharMetrics(char ch) { |
| return delegateStrike.getCharMetrics(ch); |
| } |
| |
| float getCodePointAdvance(int cp) { |
| if (cp < 0 || cp >= 0x10000) { |
| cp = 0xffff; |
| } |
| return delegateStrike.getGlyphAdvance(cp); |
| } |
| |
| Rectangle2D.Float getGlyphOutlineBounds(int glyphCode) { |
| return delegateStrike.getGlyphOutlineBounds(glyphCode); |
| } |
| |
| GeneralPath getGlyphOutline(int glyphCode, float x, float y) { |
| return delegateStrike.getGlyphOutline(glyphCode, x, y); |
| } |
| |
| GeneralPath getGlyphVectorOutline(int[] glyphs, float x, float y) { |
| return delegateStrike.getGlyphVectorOutline(glyphs, x, y); |
| } |
| |
| } |