001 /* RenderContext.java -- 002 Copyright (C) 2002 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package java.awt.image.renderable; 040 041 import java.awt.RenderingHints; 042 import java.awt.Shape; 043 import java.awt.geom.AffineTransform; 044 045 public class RenderContext implements Cloneable 046 { 047 private AffineTransform xform; 048 private Shape aoi; 049 private RenderingHints hints; 050 051 public RenderContext(AffineTransform xform, Shape aoi, RenderingHints hints) 052 { 053 this.xform = xform; 054 this.aoi = aoi; 055 this.hints = hints; 056 } 057 058 public RenderContext(AffineTransform xform) 059 { 060 this(xform, null, null); 061 } 062 063 public RenderContext(AffineTransform xform, RenderingHints hints) 064 { 065 this(xform, null, hints); 066 } 067 068 public RenderContext(AffineTransform xform, Shape aoi) 069 { 070 this(xform, aoi, null); 071 } 072 073 public RenderingHints getRenderingHints() 074 { 075 return hints; 076 } 077 078 public void setRenderingHints(RenderingHints hints) 079 { 080 this.hints = hints; 081 } 082 083 public void setTransform(AffineTransform xform) 084 { 085 this.xform = xform; 086 } 087 088 public void preConcatenateTransform(AffineTransform pre) 089 { 090 preConcetenateTransform (pre); 091 } 092 093 /** @deprecated */ 094 public void preConcetenateTransform(AffineTransform pre) 095 { 096 xform.preConcatenate (pre); 097 } 098 099 public void concatenateTransform(AffineTransform post) 100 { 101 concetenateTransform (post); 102 } 103 104 /** @deprecated */ 105 public void concetenateTransform(AffineTransform post) 106 { 107 xform.concatenate (post); 108 } 109 110 public AffineTransform getTransform() 111 { 112 return xform; 113 } 114 115 public void setAreaOfInterest(Shape aoi) 116 { 117 this.aoi = aoi; 118 } 119 120 public Shape getAreaOfInterest() 121 { 122 return aoi; 123 } 124 125 public Object clone() 126 { 127 try 128 { 129 RenderContext copy = (RenderContext) super.clone(); 130 if (xform != null) 131 copy.xform = (AffineTransform) xform.clone(); 132 if (hints != null) 133 copy.hints = (RenderingHints) hints.clone(); 134 return copy; 135 } 136 catch (CloneNotSupportedException e) 137 { 138 throw (Error) new InternalError().initCause(e); // impossible 139 } 140 } 141 } // class RenderContext