Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/FixingsKMChartService.java @ 3146:1edc17b0d79d

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FixA: Draw domain markers for borders of Q sectors in helper diagram. flys-artifacts/trunk@4754 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 22 Jun 2012 11:26:01 +0000
parents 5642a83420f2
children 08230c76cd92
comparison
equal deleted inserted replaced
3145:be612065993e 3146:1edc17b0d79d
12 12
13 import de.intevation.flys.artifacts.model.FixingsOverview.Fixing; 13 import de.intevation.flys.artifacts.model.FixingsOverview.Fixing;
14 14
15 import de.intevation.flys.artifacts.model.FixingsOverview; 15 import de.intevation.flys.artifacts.model.FixingsOverview;
16 import de.intevation.flys.artifacts.model.FixingsOverviewFactory; 16 import de.intevation.flys.artifacts.model.FixingsOverviewFactory;
17 import de.intevation.flys.artifacts.model.GaugeFinder;
18 import de.intevation.flys.artifacts.model.GaugeFinderFactory;
19 import de.intevation.flys.artifacts.model.GaugeRange;
17 20
18 import de.intevation.flys.backend.SessionHolder; 21 import de.intevation.flys.backend.SessionHolder;
19 22
20 import de.intevation.flys.utils.Pair; 23 import de.intevation.flys.utils.Pair;
21 24
22 import gnu.trove.TDoubleArrayList; 25 import gnu.trove.TDoubleArrayList;
23 26
27 import java.awt.BasicStroke;
28 import java.awt.Color;
24 import java.awt.Dimension; 29 import java.awt.Dimension;
25 import java.awt.Transparency; 30 import java.awt.Transparency;
26 31
27 import java.awt.image.BufferedImage; 32 import java.awt.image.BufferedImage;
28 33
38 43
39 import org.jfree.chart.ChartFactory; 44 import org.jfree.chart.ChartFactory;
40 import org.jfree.chart.ChartUtilities; 45 import org.jfree.chart.ChartUtilities;
41 import org.jfree.chart.JFreeChart; 46 import org.jfree.chart.JFreeChart;
42 47
48 import org.jfree.chart.plot.Marker;
43 import org.jfree.chart.plot.PlotOrientation; 49 import org.jfree.chart.plot.PlotOrientation;
50 import org.jfree.chart.plot.ValueMarker;
44 import org.jfree.chart.plot.XYPlot; 51 import org.jfree.chart.plot.XYPlot;
45 52
46 import org.jfree.data.xy.DefaultXYDataset; 53 import org.jfree.data.xy.DefaultXYDataset;
54
55 import org.jfree.ui.RectangleAnchor;
56 import org.jfree.ui.TextAnchor;
47 57
48 import org.w3c.dom.Document; 58 import org.w3c.dom.Document;
49 import org.w3c.dom.Element; 59 import org.w3c.dom.Element;
50 import org.w3c.dom.NodeList; 60 import org.w3c.dom.NodeList;
51 61
55 private static final Logger log = 65 private static final Logger log =
56 Logger.getLogger(FixingsKMChartService.class); 66 Logger.getLogger(FixingsKMChartService.class);
57 67
58 public static final int DEFAULT_WIDTH = 240; 68 public static final int DEFAULT_WIDTH = 240;
59 public static final int DEFAULT_HEIGHT = 180; 69 public static final int DEFAULT_HEIGHT = 180;
70
71 // TODO: i18n
72 public static final String [] Q_SECTOR_LABELS = {
73 "(MNQ + MQ)/2",
74 "(MQ + MHQ)/2",
75 "HQ5"
76 };
60 77
61 public static final String DEFAULT_FORMAT = "png"; 78 public static final String DEFAULT_FORMAT = "png";
62 79
63 // TODO: Load fancy image from resources. 80 // TODO: Load fancy image from resources.
64 public static final byte [] EMPTY = { 81 public static final byte [] EMPTY = {
223 PlotOrientation.VERTICAL, 240 PlotOrientation.VERTICAL,
224 true, 241 true,
225 false, 242 false,
226 false); 243 false);
227 244
228 //XYPlot plot = chart.getXYPlot(); 245 applyQSectorMarkers(chart.getXYPlot(), river, km);
229
230 //plot.setDataset(dataset);
231 246
232 ChartUtilities.applyCurrentTheme(chart); 247 ChartUtilities.applyCurrentTheme(chart);
233 248
234 return chart; 249 return chart;
250 }
251
252 protected static void applyQSectorMarkers(
253 XYPlot plot,
254 String river,
255 double km
256 ) {
257 GaugeFinderFactory ggf = GaugeFinderFactory.getInstance();
258 GaugeFinder gf = ggf.getGaugeFinder(river);
259
260 if (gf == null) {
261 log.warn("No gauge finder found for river '" + river + "'");
262 return;
263 }
264
265 GaugeRange gr = gf.find(km);
266 if (gr == null) {
267 log.debug("No gauge range found for km "
268 + km + " on river " + river + ".");
269 return;
270 }
271
272 for (int i = 0; i < Q_SECTOR_LABELS.length; ++i) {
273 Marker m = createQSectorMarker(
274 gr.getSectorBorder(i),
275 Q_SECTOR_LABELS[i]);
276 if (m != null) {
277 plot.addDomainMarker(m);
278 }
279 }
280 }
281
282 protected static Marker createQSectorMarker(double value, String label) {
283 if (Double.isNaN(value)) {
284 return null;
285 }
286 Marker m = new ValueMarker(value);
287 m.setPaint(Color.black);
288 m.setStroke(new BasicStroke());
289 m.setLabel(label);
290 m.setLabelAnchor(RectangleAnchor.TOP_LEFT);
291 m.setLabelTextAnchor(TextAnchor.TOP_LEFT);
292 return m;
235 } 293 }
236 294
237 protected static String getRiverName(Document input) { 295 protected static String getRiverName(Document input) {
238 NodeList rivers = input.getElementsByTagName("river"); 296 NodeList rivers = input.getElementsByTagName("river");
239 297
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