Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/map/WMSLayersTree.java @ 6826:74a437805e2a

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Mapfile templates contain regex expressions to catch features more robust (#657). Mapfile generation code is still confusing and should be refactored.
author Christian Lins <christian.lins@intevation.de>
date Wed, 14 Aug 2013 14:20:59 +0200
parents ea9eef426962
children 8c7433b8656d
rev   line source
5861
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Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
172338b1407f GWT client: Added copyright header.
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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.client.client.ui.map;
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10
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11 import com.google.gwt.core.client.GWT;
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12 import com.smartgwt.client.types.TreeModelType;
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13 import com.smartgwt.client.widgets.tree.Tree;
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14 import com.smartgwt.client.widgets.tree.TreeGrid;
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15 import com.smartgwt.client.widgets.tree.TreeNode;
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16
6826
74a437805e2a Mapfile templates contain regex expressions to catch features more robust (#657).
Christian Lins <christian.lins@intevation.de>
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17 import java.util.ArrayList;
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18 import java.util.List;
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19
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20 import org.dive4elements.river.client.shared.model.Capabilities;
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21 import org.dive4elements.river.client.shared.model.WMSLayer;
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22
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23
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24 public class WMSLayersTree extends TreeGrid {
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25
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26 /**
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27 * An internal TreeNode that stores besides some string attribute a WMSLayer
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28 * object.
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29 */
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30 public static class WMSLayerNode extends TreeNode {
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31
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32 protected WMSLayer wms;
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33
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34 public WMSLayerNode(WMSLayer wms) {
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35 super();
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36 this.wms = wms;
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37
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38 setAttribute("name", wms.getName());
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39 setAttribute("title", wms.getTitle());
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40 }
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41
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42 public WMSLayer getWMSLayer() {
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43 return wms;
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44 }
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45 } // end of class WMSLayerNode
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46
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47
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48 protected Capabilities capabilites;
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49 protected String srs;
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50
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51
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52 public WMSLayersTree(Capabilities capabilites) {
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53 super();
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54 this.capabilites = capabilites;
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55
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56 initTree();
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57 }
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58
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59
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60 public WMSLayersTree(Capabilities capabilites, String srs) {
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61 super();
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62
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63 this.capabilites = capabilites;
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64 this.srs = srs;
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65
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66 initTree();
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67 }
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68
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69
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70 protected void initTree() {
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71 setLoadDataOnDemand(false);
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72 setWidth100();
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73 setHeight100();
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74 setShowRoot(false);
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75 setShowConnectors(true);
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76 setNodeIcon("[SKIN]/images/blank.gif");
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77
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78 Tree tree = new Tree();
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79 tree.setChildrenProperty("children-nodes");
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80 tree.setNameProperty("title");
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81 tree.setIdField("title");
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82 tree.setModelType(TreeModelType.CHILDREN);
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83 tree.setShowRoot(false);
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84
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85 TreeNode root = new TreeNode("Root");
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86 TreeNode[] layers = buildTree(capabilites.getLayers());
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87
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88 root.setAttribute("children-nodes", layers);
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89 tree.setRoot(root);
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90
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91 setData(tree);
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92
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93 if (layers != null && layers.length == 1) {
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94 tree.openFolder(layers[0]);
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95 }
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96 }
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97
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98
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99 protected TreeNode[] buildTree(List<WMSLayer> layers) {
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100 List<TreeNode> layerNodes = new ArrayList<TreeNode>();
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101
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102 for (WMSLayer layer: layers) {
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103 WMSLayerNode tn = buildTreeNode(layer);
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104
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105 if (tn != null) {
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106 TreeNode[] tns = buildTree(layer.getLayers());
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107
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108 if (tns != null && tns.length > 0) {
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109 tn.setAttribute("children-nodes", tns);
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110 }
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111
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112 layerNodes.add(tn);
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113 }
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114 }
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115
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116 return layerNodes.toArray(new TreeNode[layerNodes.size()]);
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117 }
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119
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120 protected WMSLayerNode buildTreeNode(WMSLayer wms) {
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121 // FIXME: Is it correct to hide all layers with queryable=0 ?
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122 // FIXME: Only for getFeatureInfo requests
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123 //if (!wms.isQueryable()) {
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parents: 5993
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124 // GWT.log("WMSLayer " + wms.getName() + " is not queryable!");
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125 // return null;
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Christian Lins <christian.lins@intevation.de>
parents: 5993
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126 //}
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Christian Lins <christian.lins@intevation.de>
parents: 5993
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127
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1412
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128 if (srs != null && srs.length() > 0) {
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1412
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129 return wms.supportsSrs(srs) ? new WMSLayerNode(wms) : null;
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1412
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130 }
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1412
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131 else {
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1412
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132 GWT.log("No target SRS specified.");
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1412
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133 return new WMSLayerNode(wms);
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1412
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134 }
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 1411
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135 }
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63be3137abac Parse and display WMS layers supported by a user specified WMS service.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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136 }
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