Mercurial > dive4elements > river
comparison gwt-client/src/main/java/org/dive4elements/river/client/client/ui/map/WMSLayersTree.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 15:23:37 +0200 |
| parents | flys-client/src/main/java/org/dive4elements/river/client/client/ui/map/WMSLayersTree.java@821a02bbfb4e |
| children | 172338b1407f |
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| 5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
|---|---|
| 1 package org.dive4elements.river.client.client.ui.map; | |
| 2 | |
| 3 import java.util.ArrayList; | |
| 4 import java.util.List; | |
| 5 | |
| 6 import com.google.gwt.core.client.GWT; | |
| 7 | |
| 8 import com.smartgwt.client.types.TreeModelType; | |
| 9 import com.smartgwt.client.widgets.tree.Tree; | |
| 10 import com.smartgwt.client.widgets.tree.TreeGrid; | |
| 11 import com.smartgwt.client.widgets.tree.TreeNode; | |
| 12 | |
| 13 import org.dive4elements.river.client.shared.model.Capabilities; | |
| 14 import org.dive4elements.river.client.shared.model.WMSLayer; | |
| 15 | |
| 16 | |
| 17 public class WMSLayersTree extends TreeGrid { | |
| 18 | |
| 19 /** | |
| 20 * An internal TreeNode that stores besides some string attribute a WMSLayer | |
| 21 * object. | |
| 22 */ | |
| 23 public static class WMSLayerNode extends TreeNode { | |
| 24 | |
| 25 protected WMSLayer wms; | |
| 26 | |
| 27 public WMSLayerNode(WMSLayer wms) { | |
| 28 super(); | |
| 29 this.wms = wms; | |
| 30 | |
| 31 setAttribute("name", wms.getName()); | |
| 32 setAttribute("title", wms.getTitle()); | |
| 33 } | |
| 34 | |
| 35 public WMSLayer getWMSLayer() { | |
| 36 return wms; | |
| 37 } | |
| 38 } // end of class WMSLayerNode | |
| 39 | |
| 40 | |
| 41 protected Capabilities capabilites; | |
| 42 protected String srs; | |
| 43 | |
| 44 | |
| 45 public WMSLayersTree(Capabilities capabilites) { | |
| 46 super(); | |
| 47 this.capabilites = capabilites; | |
| 48 | |
| 49 initTree(); | |
| 50 } | |
| 51 | |
| 52 | |
| 53 public WMSLayersTree(Capabilities capabilites, String srs) { | |
| 54 super(); | |
| 55 | |
| 56 this.capabilites = capabilites; | |
| 57 this.srs = srs; | |
| 58 | |
| 59 initTree(); | |
| 60 } | |
| 61 | |
| 62 | |
| 63 protected void initTree() { | |
| 64 setLoadDataOnDemand(false); | |
| 65 setWidth100(); | |
| 66 setHeight100(); | |
| 67 setShowRoot(false); | |
| 68 setShowConnectors(true); | |
| 69 setNodeIcon("[SKIN]/images/blank.gif"); | |
| 70 | |
| 71 Tree tree = new Tree(); | |
| 72 tree.setChildrenProperty("children-nodes"); | |
| 73 tree.setNameProperty("title"); | |
| 74 tree.setIdField("title"); | |
| 75 tree.setModelType(TreeModelType.CHILDREN); | |
| 76 tree.setShowRoot(false); | |
| 77 | |
| 78 TreeNode root = new TreeNode("Root"); | |
| 79 TreeNode[] layers = buildTree(capabilites.getLayers()); | |
| 80 | |
| 81 root.setAttribute("children-nodes", layers); | |
| 82 tree.setRoot(root); | |
| 83 | |
| 84 setData(tree); | |
| 85 | |
| 86 if (layers != null && layers.length == 1) { | |
| 87 tree.openFolder(layers[0]); | |
| 88 } | |
| 89 } | |
| 90 | |
| 91 | |
| 92 protected TreeNode[] buildTree(List<WMSLayer> layers) { | |
| 93 List<TreeNode> layerNodes = new ArrayList<TreeNode>(); | |
| 94 | |
| 95 for (WMSLayer layer: layers) { | |
| 96 WMSLayerNode tn = buildTreeNode(layer); | |
| 97 | |
| 98 if (tn != null) { | |
| 99 TreeNode[] tns = buildTree(layer.getLayers()); | |
| 100 | |
| 101 if (tns != null && tns.length > 0) { | |
| 102 tn.setAttribute("children-nodes", tns); | |
| 103 } | |
| 104 | |
| 105 layerNodes.add(tn); | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 return layerNodes.toArray(new TreeNode[layerNodes.size()]); | |
| 110 } | |
| 111 | |
| 112 | |
| 113 protected WMSLayerNode buildTreeNode(WMSLayer wms) { | |
| 114 if (srs != null && srs.length() > 0) { | |
| 115 return wms.supportsSrs(srs) ? new WMSLayerNode(wms) : null; | |
| 116 } | |
| 117 else { | |
| 118 GWT.log("No target SRS specified."); | |
| 119 return new WMSLayerNode(wms); | |
| 120 } | |
| 121 } | |
| 122 } |