Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/jfree/StyledDomainMarker.java @ 6955:94cb1845c667

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(issue1452) Coalesce to zero to avoid NaN arithmetic.
author Andre Heinecke <aheinecke@intevation.de>
date Fri, 30 Aug 2013 15:45:14 +0200
parents 819481cc9195
children
rev   line source
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4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.jfree;
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10
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11 import java.awt.Color;
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12
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13 import org.jfree.chart.plot.IntervalMarker;
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14
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1b35b2ddfc28 Artifacts: Introduce ThemeDocument & make stuff compileable again. THIS BREAKS THE SYSTEM! TODO: Move ThemeUtils into ThemeDocument.
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15 import org.dive4elements.river.themes.ThemeDocument;
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16
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17 /**
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18 * Marker that represents a highlighted interval.
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19 *
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20 * @author <a href="mailto:christian.lins@intevation.de">Christian Lins</a>
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21 */
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22 public class StyledDomainMarker extends IntervalMarker {
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23
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24 private static final long serialVersionUID = -4369417661339512342L;
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25
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26 private final Color backgroundColor, backgroundColor2;
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27
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28 public StyledDomainMarker(double start, double end, ThemeDocument theme) {
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29 super(start, end);
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30
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31 backgroundColor = theme.parseAreaBackgroundColor();
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32 backgroundColor2 = new Color(
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33 255 - backgroundColor.getRed(),
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34 255 - backgroundColor.getGreen(),
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35 255 - backgroundColor.getBlue());
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36 useSecondColor(false);
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37
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38 int alpha = 100 - theme.parseAreaTransparency(50);
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39 setAlpha(alpha / 100.0f);
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40 }
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41
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42 /**
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43 * To properly differentiate several styled domain markers side by side,
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44 * we can use this switch to toggle between two colors.
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45 * @param secondColor
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46 */
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47 public void useSecondColor(boolean secondColor) {
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48 if(!secondColor) {
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49 if(backgroundColor != null)
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50 setPaint(backgroundColor);
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51 }
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52 else {
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53 if(backgroundColor2 != null)
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54 setPaint(backgroundColor2);
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55 }
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56 }
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57 }
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58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org