| 1 | /* RenderContext.java -- |
| 2 | Copyright (C) 2002 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GNU Classpath. |
| 5 | |
| 6 | GNU Classpath is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 2, or (at your option) |
| 9 | any later version. |
| 10 | |
| 11 | GNU Classpath is distributed in the hope that it will be useful, but |
| 12 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with GNU Classpath; see the file COPYING. If not, write to the |
| 18 | Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 19 | 02110-1301 USA. |
| 20 | |
| 21 | Linking this library statically or dynamically with other modules is |
| 22 | making a combined work based on this library. Thus, the terms and |
| 23 | conditions of the GNU General Public License cover the whole |
| 24 | combination. |
| 25 | |
| 26 | As a special exception, the copyright holders of this library give you |
| 27 | permission to link this library with independent modules to produce an |
| 28 | executable, regardless of the license terms of these independent |
| 29 | modules, and to copy and distribute the resulting executable under |
| 30 | terms of your choice, provided that you also meet, for each linked |
| 31 | independent module, the terms and conditions of the license of that |
| 32 | module. An independent module is a module which is not derived from |
| 33 | or based on this library. If you modify this library, you may extend |
| 34 | this exception to your version of the library, but you are not |
| 35 | obligated to do so. If you do not wish to do so, delete this |
| 36 | exception statement from your version. */ |
| 37 | |
| 38 | |
| 39 | package java.awt.image.renderable; |
| 40 | |
| 41 | import java.awt.RenderingHints; |
| 42 | import java.awt.Shape; |
| 43 | import java.awt.geom.AffineTransform; |
| 44 | |
| 45 | public class RenderContext implements Cloneable |
| 46 | { |
| 47 | private AffineTransform xform; |
| 48 | private Shape aoi; |
| 49 | private RenderingHints hints; |
| 50 | |
| 51 | public RenderContext(AffineTransform xform, Shape aoi, RenderingHints hints) |
| 52 | { |
| 53 | this.xform = xform; |
| 54 | this.aoi = aoi; |
| 55 | this.hints = hints; |
| 56 | } |
| 57 | |
| 58 | public RenderContext(AffineTransform xform) |
| 59 | { |
| 60 | this(xform, null, null); |
| 61 | } |
| 62 | |
| 63 | public RenderContext(AffineTransform xform, RenderingHints hints) |
| 64 | { |
| 65 | this(xform, null, hints); |
| 66 | } |
| 67 | |
| 68 | public RenderContext(AffineTransform xform, Shape aoi) |
| 69 | { |
| 70 | this(xform, aoi, null); |
| 71 | } |
| 72 | |
| 73 | public RenderingHints getRenderingHints() |
| 74 | { |
| 75 | return hints; |
| 76 | } |
| 77 | |
| 78 | public void setRenderingHints(RenderingHints hints) |
| 79 | { |
| 80 | this.hints = hints; |
| 81 | } |
| 82 | |
| 83 | public void setTransform(AffineTransform xform) |
| 84 | { |
| 85 | this.xform = xform; |
| 86 | } |
| 87 | |
| 88 | public void preConcatenateTransform(AffineTransform pre) |
| 89 | { |
| 90 | preConcetenateTransform (pre); |
| 91 | } |
| 92 | |
| 93 | /** @deprecated */ |
| 94 | public void preConcetenateTransform(AffineTransform pre) |
| 95 | { |
| 96 | xform.preConcatenate (pre); |
| 97 | } |
| 98 | |
| 99 | 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 |