Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/client/ui/map/LegendWindow.java @ 5861:172338b1407f

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GWT client: Added copyright header.
author Sascha L. Teichmann <teichmann@intevation.de>
date Sun, 28 Apr 2013 14:30:15 +0200
parents 5aa05a7a34b7
children ea9eef426962
rev   line source
5861
172338b1407f GWT client: Added copyright header.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
diff changeset
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
172338b1407f GWT client: Added copyright header.
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3 *
172338b1407f GWT client: Added copyright header.
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4 * This file is Free Software under the GNU AGPL (>=v3)
172338b1407f GWT client: Added copyright header.
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
172338b1407f GWT client: Added copyright header.
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6 * documentation coming with Dive4Elements River for details.
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7 */
172338b1407f GWT client: Added copyright header.
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8
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9 package org.dive4elements.river.client.client.ui.map;
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10
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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11 import java.util.List;
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12
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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13 import com.smartgwt.client.types.ImageStyle;
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14 import com.smartgwt.client.types.VerticalAlignment;
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15 import com.smartgwt.client.widgets.Canvas;
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16 import com.smartgwt.client.widgets.Img;
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17 import com.smartgwt.client.widgets.Label;
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18 import com.smartgwt.client.widgets.Window;
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19 import com.smartgwt.client.widgets.layout.HLayout;
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20 import com.smartgwt.client.widgets.layout.VLayout;
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21
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22 import org.dive4elements.river.client.shared.MapUtils;
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23 import org.dive4elements.river.client.shared.model.AttributedTheme;
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24 import org.dive4elements.river.client.shared.model.Theme;
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25 import org.dive4elements.river.client.shared.model.ThemeList;
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26
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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27
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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28 public class LegendWindow extends Window {
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29
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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30 private ThemeList themeList;
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31
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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32 private VLayout legendContainer;
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33
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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34 public LegendWindow(ThemeList themeList) {
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35 this.themeList = themeList;
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36 this.legendContainer = new VLayout();
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37
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38 init();
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39 }
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40
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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41 public void update(ThemeList themeList) {
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42 this.themeList = themeList;
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43
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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44 Canvas[] legends = legendContainer.getMembers();
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45 legendContainer.removeMembers(legends);
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46
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
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47 addLegends();
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48 }
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49
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50 private void addLegends() {
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51 List<Theme> themes = themeList.getActiveThemes();
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52
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53 for (Theme theme : themes) {
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54 if (theme.getActive() == 0) {
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55 continue;
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56 }
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57
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58 if (theme instanceof AttributedTheme) {
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59 legendContainer
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60 .addMember(createLegendGraphicsRow((AttributedTheme) theme));
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61 }
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62 }
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63 }
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64
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65 private Canvas createLegendGraphicsRow(AttributedTheme at) {
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66 Label label = new Label(at.getDescription());
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67 Img img = createLegendGraphics(at);
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68
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69 HLayout row = new HLayout();
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70 row.addMember(label);
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71 row.addMember(img);
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72
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73 row.setHeight(150);
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74 row.setWidth(400);
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75
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76 return row;
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77 }
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78
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79 private Img createLegendGraphics(AttributedTheme at) {
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80 String imgUrl = MapUtils.getLegendGraphicUrl(at.getAttr("url"),
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81 at.getAttr("layers"));
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82
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83 Img img = new Img(imgUrl);
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84 img.setImageType(ImageStyle.CENTER);
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85 img.setAutoFit(true);
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86
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87 return img;
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88 }
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89
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90 private void init() {
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91 legendContainer.setAutoHeight();
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92 legendContainer.setLayoutAlign(VerticalAlignment.TOP);
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93 legendContainer.setAlign(VerticalAlignment.CENTER);
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94
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95 setTitle("WMS Legend");
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96 setAutoSize(true);
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97 setCanDragResize(true);
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98 setIsModal(false);
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99 setShowModalMask(false);
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100 setLayoutAlign(VerticalAlignment.TOP);
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101 setAlign(VerticalAlignment.TOP);
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102
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103 addItem(legendContainer);
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104 addLegends();
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105
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106 centerInPage();
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
107 }
c9dcce9448f2 Added a new control 'show legend' to the map's toolbar. This control opens a window that displays the legends of all activated layers.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
108 }
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