Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/GaugePanel.java @ 3833:611cb0f1761e

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Removed superfluous import. flys-client/trunk@5537 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 20 Sep 2012 09:34:05 +0000
parents dc505433173f
children 52109c4bc5de
rev   line source
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1 package de.intevation.flys.client.client.ui;
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2
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3 import java.util.ArrayList;
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4 import java.util.Iterator;
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5 import java.util.List;
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6
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7 import com.google.gwt.core.client.GWT;
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8 import com.google.gwt.i18n.client.NumberFormat;
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9 import com.google.gwt.user.client.rpc.AsyncCallback;
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10 import com.google.gwt.user.client.ui.DecoratorPanel;
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11 import com.google.gwt.user.client.ui.Grid;
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12 import com.google.gwt.user.client.ui.HorizontalPanel;
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13 import com.google.gwt.user.client.ui.Label;
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14 import com.google.gwt.user.client.ui.ScrollPanel;
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15 import com.google.gwt.user.client.ui.Tree;
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16 import com.google.gwt.user.client.ui.TreeItem;
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17
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18 import com.smartgwt.client.types.Overflow;
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19 import com.smartgwt.client.widgets.events.ResizedEvent;
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20 import com.smartgwt.client.widgets.events.ResizedHandler;
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21 import com.smartgwt.client.widgets.layout.HLayout;
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22 import com.smartgwt.client.widgets.layout.SectionStackSection;
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23 import com.smartgwt.client.widgets.layout.VLayout;
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24
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25 import de.intevation.flys.client.client.FLYSConstants;
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26 import de.intevation.flys.client.client.services.GaugeOverviewInfoService;
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27 import de.intevation.flys.client.client.services.GaugeOverviewInfoServiceAsync;
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28 import de.intevation.flys.client.shared.model.GaugeInfo;
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29 import de.intevation.flys.client.shared.model.RiverInfo;
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30
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31 /**
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32 * The GaugePanel is intendet to be used within a SectionStackSection
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33 * It extends the VLayout by two methods to show and hide the
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34 * section stack section.
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35 */
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36 public class GaugePanel extends VLayout implements ResizedHandler {
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37
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38 /** SectionStackSection where this GaugePanel belongs in*/
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39 private SectionStackSection sectionStack;
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40
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41 /** Name of the river */
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42 private String river;
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43
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44 /** The message class that provides i18n strings.*/
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45 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
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46
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47 protected GaugeOverviewInfoServiceAsync gaugeOverviewInfoService =
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48 GWT.create(GaugeOverviewInfoService.class);
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49
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50 protected GaugeTree gaugetree = new GaugeTree();
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51
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52 protected RiverInfoPanel riverinfopanel;
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53
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54 /**
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55 * Creates a new VLayout with a SectionStackSection
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56 * The GaugePanel's SectionStackSection is hidden by default.
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57 * @param sectionStack The section stack section to place the VLayout in.
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58 */
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59 public GaugePanel(SectionStackSection sectionStack) {
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60 setOverflow(Overflow.HIDDEN);
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61 sectionStack.setHidden(true);
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62 sectionStack.setItems(this);
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63 this.sectionStack = sectionStack;
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64 setStyleName("gaugepanel");
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65 addResizedHandler(this);
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66 }
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67
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68 /**
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69 * Sets and loads the river data if river is not the current set river
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70 */
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71 public void setRiver(String river) {
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72 if (!river.equals(this.river)) {
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73 this.river = river;
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74 this.refresh();
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75 }
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76 }
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77
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78 /**
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79 * Loads the river info and renders it afterwards
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80 */
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81 public void refresh() {
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82 gaugeOverviewInfoService.getRiverInfo(this.river, new AsyncCallback<RiverInfo>() {
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83 public void onFailure(Throwable e) {
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84 GWT.log("Could not load the river info." + e);
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85 }
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86
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87 public void onSuccess(RiverInfo riverinfo) {
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88 GWT.log("Loaded river info");
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89 renderGaugeOverviewInfo(riverinfo);
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90 gaugetree.openAll();
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91 }
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92 });
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93 }
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94
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95 public void renderGaugeOverviewInfo(RiverInfo riverinfo) {
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96 removeMembers(getMembers());
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97
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98 riverinfopanel = new RiverInfoPanel(riverinfo);
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99 addMember(riverinfopanel);
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100 addMember(gaugetree);
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101
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102 gaugetree.setGauges(riverinfo);
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103 }
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104
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105 @Override
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106 public void onResized(ResizedEvent event) {
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107 /* this height calculation is only an approximation and doesn't reflect
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108 * the real height of the the gaugetree. */
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109 int height = getInnerContentHeight() -
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110 (RiverInfoPanel.HEIGHT +
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111 (2 * RiverInfoPanel.BORDER_WIDTH) +
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112 (2 * RiverInfoPanel.PADDING) +
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113 (2 * RiverInfoPanel.MARGIN));
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114
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115 if (height < 0) {
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116 height = 0;
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117 }
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118
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119 gaugetree.setHeight("" + height + "px");
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120 }
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121
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122
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123 /**
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124 * Hide the section stack section.
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125 */
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126 public void hide() {
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127 GWT.log("GaugePanel - hide");
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128 this.sectionStack.setHidden(true);
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129 }
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130
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131 /**
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132 * Show the section stack section.
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133 */
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134 public void show() {
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135 GWT.log("GaugePanel - show");
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136 this.sectionStack.setHidden(false);
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137 }
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138
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139 class GaugeTree extends ScrollPanel {
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140
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141 private Tree tree;
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142
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143 public GaugeTree() {
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144 tree = new Tree();
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145 setWidget(tree);
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146 }
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147
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148 /**
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149 * Resets the items of the tree.
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150 * If the list of gauges is empty or null the tree will be empty.
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151 */
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152 public void setGauges(RiverInfo riverinfo) {
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153 tree.clear();
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154
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155 List<GaugeInfo> gauges = riverinfo.getGauges();
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156
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157 if (gauges != null && !gauges.isEmpty()) {
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158
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159 ArrayList<GaugeInfo> emptygauges = new ArrayList<GaugeInfo>();
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160
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161 if (!riverinfo.isKmUp()) {
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162 for (GaugeInfo gauge : gauges) {
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163 addGauge(gauge, emptygauges);
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164 }
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165 }
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166 else {
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167 for (int i = gauges.size(); i >= 0; i--) {
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168 GaugeInfo gauge = gauges.get(i);
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169 addGauge(gauge, emptygauges);
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170 }
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171 }
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172
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173 // put empty gauges to the end
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174 for (GaugeInfo gauge : emptygauges) {
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175 addGauge(gauge);
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176 }
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177 }
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178 }
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179
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180 private void addGauge(GaugeInfo gauge, List<GaugeInfo> empty) {
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181 if (gauge.getKmStart() != null && gauge.getKmEnd() != null) {
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182 addGauge(gauge);
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183 }
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184 else {
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185 empty.add(gauge);
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186 }
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187 }
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188
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189 private void addGauge(GaugeInfo gauge) {
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190 TreeItem gaugeitem = new GaugeInfoItem(gauge);
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191 tree.addItem(gaugeitem);
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192 }
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193
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194 public void openAll() {
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195 for (Iterator<TreeItem> it = tree.treeItemIterator(); it.hasNext();) {
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196 TreeItem item = it.next();
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197 item.setState(true);
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198 }
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199 }
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200 }
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201
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202 class RiverInfoPanel extends HorizontalPanel {
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203
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204 public final static int HEIGHT = 30;
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205 public final static int BORDER_WIDTH = 3;
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206 public final static int PADDING = 8;
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207 public final static int MARGIN = 10;
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208
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209 public RiverInfoPanel(RiverInfo riverinfo) {
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210 setStyleName("riverinfopanel");
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211 setHeight("" + HEIGHT + "px");
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212 setVerticalAlignment(ALIGN_MIDDLE);
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213
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214 NumberFormat nf = NumberFormat.getDecimalFormat();
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215
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216 addLabel(riverinfo.getName(), false);
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217
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218 String kmtext = "";
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219 Double start = riverinfo.getKmStart();
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220 Double end = riverinfo.getKmEnd();
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221
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222 if (!riverinfo.isKmUp()) {
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223 Double tmp = end;
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224 end = start;
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225 start = tmp;
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226 }
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227 if (end != null) {
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228 kmtext += nf.format(end);
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229 kmtext += " - ";
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230 }
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231 if (start != null) {
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232 kmtext += nf.format(start);
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233 }
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234 kmtext += " km";
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235
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236 addLabel(kmtext, false);
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237
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238 String qtext = "";
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239 Double qmin = riverinfo.getMinQ();
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240 Double qmax = riverinfo.getMaxQ();
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241 if (qmin != null) {
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242 qtext += nf.format(qmin);
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243 qtext += " " + MSG.gauge_q_unit();
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244 qtext += " - ";
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245 }
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246 if (qmax != null) {
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247 qtext += nf.format(qmax);
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248 qtext += " " + MSG.gauge_q_unit();
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249 }
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250
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251 addLabel(qtext, false);
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252 }
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253
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254 private void addLabel(String text, boolean wordwrap) {
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255 Label label = new Label(text, wordwrap);
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256 add(label);
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257 setCellHeight(label, "" + HEIGHT + "px");
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258 }
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259 }
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260
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261 class GaugeInfoItem extends TreeItem {
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262 public GaugeInfoItem(GaugeInfo gauge) {
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263 GaugeInfoHead gaugeinfohead = new GaugeInfoHead(gauge);
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264 GaugeInfoPanel gaugeinfopanel = new GaugeInfoPanel(gauge);
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265 setWidget(gaugeinfohead);
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266 addItem(gaugeinfopanel);
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267 }
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268 }
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269
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270 class GaugeInfoHead extends HLayout {
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271
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272 public GaugeInfoHead(GaugeInfo gauge) {
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273 setStyleName("gaugeinfohead");
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274 setAutoHeight();
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275 setAutoWidth();
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276
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277 NumberFormat nf = NumberFormat.getDecimalFormat();
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278
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279 Label label = new Label(gauge.getName(), true);
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280 addMember(label);
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281
3828
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282 Double start;
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283 Double end;
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284
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285 if (!gauge.isKmUp()) {
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286 start = gauge.getKmStart();
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287 end = gauge.getKmEnd();
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288 }
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289 else {
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290 start = gauge.getKmEnd();
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291 end = gauge.getKmStart();
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292 }
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293
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294 String kmtext = "";
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295 if (start != null) {
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296 kmtext += nf.format(start);
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297 kmtext += " - ";
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298 }
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299 if (end != null) {
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300 kmtext += nf.format(end);
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301 }
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302 if (start != null || end != null) {
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303 kmtext += " km";
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304 }
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305
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306 label = new Label(kmtext);
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307
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308 addMember(label);
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309
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310 Double station = gauge.getStation();
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311 if (station != null) {
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312 String stext = nf.format(station);
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313 stext += " km";
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314 label = new Label(stext);
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315 addMember(label);
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316 }
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317 }
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318 }
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319
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320 class GaugeInfoPanel extends DecoratorPanel {
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321
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322 public GaugeInfoPanel(GaugeInfo gauge) {
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323 setStyleName("gaugeinfopanel");
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324 Grid grid = new Grid(4, 2);
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325
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326 NumberFormat nf = NumberFormat.getDecimalFormat();
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327
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328 Double minw = gauge.getMinW();
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329 Double maxw = gauge.getMaxW();
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330 if (minw != null && maxw != null) {
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331 grid.setText(0, 0, MSG.wq_value_q());
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332 grid.setText(0, 1, "" + nf.format(minw) +
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333 " - " + nf.format(maxw));
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334 }
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335
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336 Double minq = gauge.getMinQ();
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337 Double maxq = gauge.getMaxQ();
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338 if (minq != null && maxq != null) {
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339 grid.setText(1, 0, MSG.wq_value_w());
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340 grid.setText(1, 1, "" + nf.format(minq) +
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341 " - " + nf.format(maxq));
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342 }
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343
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344 Double aeo = gauge.getAeo();
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345 if (aeo != null) {
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346 grid.setText(2, 0, "AEO [km²]");
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347 grid.setText(2, 1, "" + nf.format(aeo));
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348 }
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349
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350 Double datum = gauge.getDatum();
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Bjoern Ricks <bjoern.ricks@intevation.de>
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351 if (datum != null) {
3831
dc505433173f Use the wstunit from the river as unit for the Pegelnullpunkt
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parents: 3828
diff changeset
352 grid.setText(3, 0, MSG.gauge_zero() + " [" +
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Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 3828
diff changeset
353 gauge.getWstUnit() + "]");
3828
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Bjoern Ricks <bjoern.ricks@intevation.de>
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diff changeset
354 grid.setText(3, 1, "" + nf.format(datum));
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parents: 3825
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355 }
3715
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parents:
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356
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parents:
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357 setWidget(grid);
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Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
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358 }
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Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
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359 }
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parents:
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360 }
http://dive4elements.wald.intevation.org