Showing the changes to java/pkg/sun/font/TextSource.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,88 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (c) 1998, 2003, 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 | * | ||
| 27 | * (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved | ||
| 28 | */ | ||
| 29 | |||
| 30 | package sun.font; | ||
| 31 | |||
| 32 | import java.awt.Font; | ||
| 33 | import java.awt.font.FontRenderContext; | ||
| 34 | import java.awt.font.LineMetrics; | ||
| 35 | |||
| 36 | /** | ||
| 37 | * A text source represents text for rendering, plus context information. | ||
| 38 | * All text in the source uses the same font, metrics, and render context, | ||
| 39 | * and is at the same bidi level. | ||
| 40 | */ | ||
| 41 | |||
| 42 | public abstract class TextSource { | ||
| 43 | /** Source character data. */ | ||
| 44 | public abstract char[] getChars(); | ||
| 45 | |||
| 46 | /** Start of source data in char array returned from getChars. */ | ||
| 47 | public abstract int getStart(); | ||
| 48 | |||
| 49 | /** Length of source data. */ | ||
| 50 | public abstract int getLength(); | ||
| 51 | |||
| 52 | /** Start of context data in char array returned from getChars. */ | ||
| 53 | public abstract int getContextStart(); | ||
| 54 | |||
| 55 | /** Length of context data. */ | ||
| 56 | public abstract int getContextLength(); | ||
| 57 | |||
| 58 | /** Return the layout flags */ | ||
| 59 | public abstract int getLayoutFlags(); | ||
| 60 | |||
| 61 | /** Bidi level of all the characters in context. */ | ||
| 62 | public abstract int getBidiLevel(); | ||
| 63 | |||
| 64 | /** Font for source data. */ | ||
| 65 | public abstract Font getFont(); | ||
| 66 | |||
| 67 | /** Font render context to use when measuring or rendering source data. */ | ||
| 68 | public abstract FontRenderContext getFRC(); | ||
| 69 | |||
| 70 | /** Line metrics for source data. */ | ||
| 71 | public abstract CoreMetrics getCoreMetrics(); | ||
| 72 | |||
| 73 | /** Get subrange of this TextSource. dir is one of the TextLineComponent constants */ | ||
| 74 | public abstract TextSource getSubSource(int start, int length, int dir); | ||
| 75 | |||
| 76 | /** Constant for toString(boolean). Indicates that toString should not return info | ||
| 77 | outside of the context of this instance. */ | ||
| 78 | public static final boolean WITHOUT_CONTEXT = false; | ||
| 79 | |||
| 80 | /** Constant for toString(boolean). Indicates that toString should return info | ||
| 81 | outside of the context of this instance. */ | ||
| 82 | public static final boolean WITH_CONTEXT = true; | ||
| 83 | |||
| 84 | /** Get debugging info about this TextSource instance. Default implementation just | ||
| 85 | returns toString. Subclasses should implement this to match the semantics of | ||
| 86 | the toString constants. */ | ||
| 87 | public abstract String toString(boolean withContext); | ||
| 88 | } | ||