Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/chart/AbstractChart.java @ 1115:f953c9a559d8

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Added license file and license headers. gnv-artifacts/trunk@1260 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 02 Nov 2010 17:46:55 +0000
parents b1f5f2a8840f
children
rev   line source
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f953c9a559d8 Added license file and license headers.
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1 /*
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2 * Copyright (c) 2010 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8
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9 package de.intevation.gnv.chart;
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10
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11 import java.util.Collection;
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12 import java.util.Locale;
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13
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14 import org.jfree.chart.ChartTheme;
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15 import org.jfree.chart.JFreeChart;
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16
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17 /**
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18 * Abstract chart class to define the basic fields used for chart creation.
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19 *
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20 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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21 */
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22 public abstract class AbstractChart
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23 implements Chart
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24 {
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25 /**
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26 * JFreeChart object. Created after {@link #generateChart()} is called.
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27 */
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28 protected JFreeChart chart;
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30 /**
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31 * Field storing the visibility of lines in the chart plot.
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32 */
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33 protected boolean linesVisible;
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34
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35 /**
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36 * Field storing the visibility of points in the chart plot.
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37 */
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38 protected boolean shapesVisible;
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39
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40 /**
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41 * Locale object used for i18n support.
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42 */
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43 protected Locale locale;
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44
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45 /**
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46 * ChartLabels
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47 */
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48 protected ChartLabels labels;
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50 /**
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51 * ChartTheme
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52 */
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53 protected ChartTheme theme;
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54
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55 /**
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56 * Collection which contains a bunch of parameters.
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57 */
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58 protected Collection parameters;
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60 /**
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61 * Collection which contains a bunch of measurements.
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62 */
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63 protected Collection measurements;
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65 /**
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66 * Collection which contains all data objects used to be displayed in the
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67 * chart. It contains different series and different datasets which is not
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68 * very elegant.
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69 */
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70 protected Collection resultSet;
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72 /**
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73 * Collection which contains a bunch of date objects.
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74 */
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75 protected Collection dates;
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77 /**
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78 * Collection which contains a bunch of time gap definitions used to
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79 * detect gaps in timeseries charts.
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80 */
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81 protected Collection timeGaps;
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82
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83 /**
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84 * Abstract method which needs to be implemented by concrete subclasses.
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85 * This method triggers the JFreeChart creation process. After calling this
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86 * method {@link #chart} should be a valid <code>JFreeChart</code> object.
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87 */
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88 public abstract JFreeChart generateChart();
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89 }
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90 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org