| /* |
| * Copyright (c) 2003, 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.FontFormatException; |
| import java.awt.geom.GeneralPath; |
| import java.awt.geom.Point2D; |
| import java.awt.geom.Rectangle2D; |
| import java.io.FileInputStream; |
| import java.lang.ref.WeakReference; |
| import java.nio.ByteBuffer; |
| import java.nio.channels.FileChannel; |
| |
| public abstract class PhysicalFont extends Font2D { |
| |
| protected String platName; |
| // nativeNames is a String or a (possibly null) String[]. |
| protected Object nativeNames; |
| |
| public boolean equals(Object o) { |
| return (o != null && o.getClass() == this.getClass() && |
| ((Font2D)o).fullName.equals(this.fullName)); |
| } |
| |
| public int hashCode() { |
| return fullName.hashCode(); |
| } |
| |
| /** |
| * Opens the file (temporarily) and does basic verification. |
| * Initializes the CMAP |
| * @throws FontFormatException - if the font can't be opened |
| * or fails verification, or there's no usable cmap |
| */ |
| PhysicalFont(String platname, Object nativeNames) |
| throws FontFormatException { |
| |
| handle = new Font2DHandle(this); |
| this.platName = platname; |
| this.nativeNames = nativeNames; |
| } |
| |
| protected PhysicalFont() { |
| handle = new Font2DHandle(this); |
| } |
| |
| /* The following methods are delegated to the font by the strike |
| * for physical fonts as the PhysicalFont holds a shared reference |
| * to the native resource, so all invocations need to be directed |
| * through a synchronization point. Implementations of these methods |
| * will typically be "synchronized native" |
| */ |
| |
| Point2D.Float getGlyphPoint(long pScalerContext, |
| int glyphCode, int ptNumber) { |
| return new Point2D.Float(); |
| } |
| |
| /* These 3 metrics methods should be implemented to return |
| * values in user space. |
| */ |
| abstract StrikeMetrics getFontMetrics(long pScalerContext); |
| |
| abstract float getGlyphAdvance(long pScalerContext, int glyphCode); |
| |
| abstract void getGlyphMetrics(long pScalerContext, int glyphCode, |
| Point2D.Float metrics); |
| |
| abstract long getGlyphImage(long pScalerContext, int glyphCode); |
| |
| /* These 3 outline methods should be implemented to return |
| * values in device space. Callers need to be aware of this |
| * as typically Java client code will need to have them in user space. |
| */ |
| abstract Rectangle2D.Float getGlyphOutlineBounds(long pScalerContext, |
| int glyphCode); |
| |
| abstract GeneralPath getGlyphOutline(long pScalerContext, int glyphCode, |
| float x, float y); |
| |
| abstract GeneralPath getGlyphVectorOutline(long pScalerContext, |
| int[] glyphs, int numGlyphs, |
| float x, float y); |
| } |