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1   /*
2    * Licensed to The Apereo Foundation under one or more contributor license
3    * agreements. See the NOTICE file distributed with this work for additional
4    * information regarding copyright ownership.
5    *
6    *
7    * The Apereo Foundation licenses this file to you under the Educational
8    * Community License, Version 2.0 (the "License"); you may not use this file
9    * except in compliance with the License. You may obtain a copy of the License
10   * at:
11   *
12   *   http://opensource.org/licenses/ecl2.txt
13   *
14   * Unless required by applicable law or agreed to in writing, software
15   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
16   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
17   * License for the specific language governing permissions and limitations under
18   * the License.
19   *
20   */
21  
22  package org.opencastproject.composer.layout;
23  
24  import static org.opencastproject.util.EqualsUtil.eq;
25  import static org.opencastproject.util.EqualsUtil.hash;
26  
27  /** Layout of two shapes on a common canvas. */
28  public final class TwoShapeLayout {
29    private final Layout upper;
30    private final Layout lower;
31    private final Dimension canvas;
32  
33    public TwoShapeLayout(Dimension canvas, Layout upper, Layout lower) {
34      this.upper = upper;
35      this.lower = lower;
36      this.canvas = canvas;
37    }
38  
39    /** Get the layout information of the upper shape. */
40    public Layout getUpper() {
41      return upper;
42    }
43  
44    /** Get the layout information of the lower shape. */
45    public Layout getLower() {
46      return lower;
47    }
48  
49    /** Get the dimension of the composition canvas. */
50    public Dimension getCanvas() {
51      return canvas;
52    }
53  
54    @Override
55    public boolean equals(Object that) {
56      return (this == that) || (that instanceof TwoShapeLayout && eqFields((TwoShapeLayout) that));
57    }
58  
59    private boolean eqFields(TwoShapeLayout that) {
60      return eq(upper, that.upper) && eq(lower, that.lower) && eq(canvas, that.canvas);
61    }
62  
63    @Override
64    public int hashCode() {
65      return hash(upper, lower, canvas);
66    }
67  }