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1   /*
2    *  File: ITimeBarViewState.java 
3    *  Copyright (c) 2004-2007  Peter Kliem (Peter.Kliem@jaret.de)
4    *  A commercial license is available, see http://www.jaret.de.
5    *
6    *  This program 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 of the License, or
9    *  (at your option) any later version.
10   *
11   *  This program is distributed in the hope that it will be useful,
12   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   *  GNU General Public License for more details.
15   *
16   *  You should have received a copy of the GNU General Public License
17   *  along with this program; if not, write to the Free Software
18   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19   */
20  package de.jaret.util.ui.timebars.model;
21  
22  import de.jaret.util.ui.timebars.TimeBarViewerDelegate;
23  
24  /**
25   * Interface describing a strategy for calculating the height/width of a row.
26   * 
27   * @author kliem
28   * @version $Id: IRowHeightStrategy.java 532 2007-08-14 21:36:42Z olk $
29   */
30  public interface IRowHeightStrategy {
31      /**
32       * If the strategy should override manually set heights/widths thhis should return <code>true</code>.
33       * 
34       * @return <code>true</code> if any manual set heights/widths should be overriden by the strategy
35       */
36      boolean overrideDefault();
37  
38      /**
39       * Calculate the height/width of a row.
40       * 
41       * @param delegate the time bar viewers delegate
42       * @param timeBarViewState the viewstate
43       * @param row the row in question
44       * @return the calculated height
45       */
46      int calculateRowHeight(TimeBarViewerDelegate delegate, ITimeBarViewState timeBarViewState, TimeBarRow row);
47  
48  }