Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/ComputationRangeState.java @ 3468:f37e7e8907cb
merged flys-artifacts/2.8.1
| author | Thomas Arendsen Hein <thomas@intevation.de> |
|---|---|
| date | Fri, 28 Sep 2012 12:14:39 +0200 |
| parents | 0ca00d547f35 |
| children | 8e66293c5369 |
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| 3387:5ffad8bde8ad | 3468:f37e7e8907cb |
|---|---|
| 1 package de.intevation.flys.artifacts.states; | |
| 2 | |
| 3 import org.apache.log4j.Logger; | |
| 4 | |
| 5 import org.w3c.dom.Element; | |
| 6 | |
| 7 import de.intevation.artifacts.Artifact; | |
| 8 import de.intevation.artifacts.CallContext; | |
| 9 | |
| 10 import de.intevation.artifacts.common.utils.XMLUtils; | |
| 11 | |
| 12 import de.intevation.artifactdatabase.ProtocolUtils; | |
| 13 import de.intevation.artifactdatabase.data.StateData; | |
| 14 | |
| 15 import de.intevation.flys.artifacts.FLYSArtifact; | |
| 16 | |
| 17 import de.intevation.flys.artifacts.model.FacetTypes; | |
| 18 import de.intevation.flys.artifacts.resources.Resources; | |
| 19 | |
| 20 import de.intevation.flys.utils.FLYSUtils; | |
| 21 | |
| 22 | |
| 23 /** | |
| 24 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 25 */ | |
| 26 public class ComputationRangeState | |
| 27 extends RangeState | |
| 28 implements FacetTypes | |
| 29 { | |
| 30 private static Logger logger = | |
| 31 Logger.getLogger(ComputationRangeState.class); | |
| 32 | |
| 33 /** The name of the 'from' field. */ | |
| 34 public static final String FROM = "ld_from"; | |
| 35 | |
| 36 /** The name of the 'to' field. */ | |
| 37 public static final String TO = "ld_to"; | |
| 38 | |
| 39 /** The name of the 'step' field. */ | |
| 40 public static final String STEP = "ld_step"; | |
| 41 | |
| 42 /** The default step width. */ | |
| 43 public static final int DEFAULT_STEP = 100; | |
| 44 | |
| 45 | |
| 46 public ComputationRangeState() { | |
| 47 } | |
| 48 | |
| 49 | |
| 50 @Override | |
| 51 protected Element createData( | |
| 52 XMLUtils.ElementCreator cr, | |
| 53 Artifact artifact, | |
| 54 StateData data, | |
| 55 CallContext context) | |
| 56 { | |
| 57 Element select = ProtocolUtils.createArtNode( | |
| 58 cr, "select", null, null); | |
| 59 | |
| 60 cr.addAttr(select, "name", data.getName(), true); | |
| 61 | |
| 62 Element label = ProtocolUtils.createArtNode( | |
| 63 cr, "label", null, null); | |
| 64 | |
| 65 Element choices = ProtocolUtils.createArtNode( | |
| 66 cr, "choices", null, null); | |
| 67 | |
| 68 label.setTextContent(Resources.getMsg( | |
| 69 context.getMeta(), | |
| 70 data.getName(), | |
| 71 data.getName())); | |
| 72 | |
| 73 select.appendChild(label); | |
| 74 | |
| 75 return select; | |
| 76 } | |
| 77 | |
| 78 | |
| 79 @Override | |
| 80 protected Element[] createItems( | |
| 81 XMLUtils.ElementCreator cr, | |
| 82 Artifact artifact, | |
| 83 String name, | |
| 84 CallContext context) | |
| 85 { | |
| 86 double[] minmax = getMinMax(artifact); | |
| 87 | |
| 88 double minVal = Double.MIN_VALUE; | |
| 89 double maxVal = Double.MAX_VALUE; | |
| 90 | |
| 91 if (minmax != null) { | |
| 92 minVal = minmax[0]; | |
| 93 maxVal = minmax[1]; | |
| 94 } | |
| 95 else { | |
| 96 logger.warn("Could not read min/max distance values!"); | |
| 97 } | |
| 98 | |
| 99 if (name.equals("ld_from")) { | |
| 100 Element min = createItem( | |
| 101 cr, | |
| 102 new String[] {"min", new Double(minVal).toString()}); | |
| 103 | |
| 104 return new Element[] { min }; | |
| 105 } | |
| 106 else if (name.equals("ld_to")) { | |
| 107 Element max = createItem( | |
| 108 cr, | |
| 109 new String[] {"max", new Double(maxVal).toString()}); | |
| 110 | |
| 111 return new Element[] { max }; | |
| 112 } | |
| 113 else { | |
| 114 Element step = createItem( | |
| 115 cr, | |
| 116 new String[] {"step", String.valueOf(getDefaultStep())}); | |
| 117 return new Element[] { step }; | |
| 118 } | |
| 119 | |
| 120 } | |
| 121 | |
| 122 | |
| 123 protected Element createItem(XMLUtils.ElementCreator cr, Object obj) { | |
| 124 Element item = ProtocolUtils.createArtNode(cr, "item", null, null); | |
| 125 Element label = ProtocolUtils.createArtNode(cr, "label", null, null); | |
| 126 Element value = ProtocolUtils.createArtNode(cr, "value", null, null); | |
| 127 | |
| 128 String[] arr = (String[]) obj; | |
| 129 | |
| 130 label.setTextContent(arr[0]); | |
| 131 value.setTextContent(arr[1]); | |
| 132 | |
| 133 item.appendChild(label); | |
| 134 item.appendChild(value); | |
| 135 | |
| 136 return item; | |
| 137 } | |
| 138 | |
| 139 | |
| 140 @Override | |
| 141 protected double[] getMinMax(Artifact artifact) { | |
| 142 FLYSArtifact flysArtifact = (FLYSArtifact) artifact; | |
| 143 return FLYSUtils.getRiverMinMax(flysArtifact); | |
| 144 } | |
| 145 | |
| 146 | |
| 147 protected double getDefaultStep() { | |
| 148 return DEFAULT_STEP; | |
| 149 } | |
| 150 | |
| 151 | |
| 152 @Override | |
| 153 protected String getLowerField() { | |
| 154 return FROM; | |
| 155 } | |
| 156 | |
| 157 | |
| 158 @Override | |
| 159 protected String getUpperField() { | |
| 160 return TO; | |
| 161 } | |
| 162 | |
| 163 | |
| 164 @Override | |
| 165 protected String getStepField() { | |
| 166 return STEP; | |
| 167 } | |
| 168 } | |
| 169 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |