Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/map/DrawControl.java @ 882:d3b4010d2c89

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I293: Set the style of digitized features in the map. flys-client/trunk@2713 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 13 Sep 2011 07:18:14 +0000
parents 22dc88b17253
children 981dde77b49f
rev   line source
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1 package de.intevation.flys.client.client.ui.map;
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2
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3 import java.util.LinkedHashMap;
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4
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5 import com.google.gwt.core.client.GWT;
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6
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7 import com.smartgwt.client.types.SelectionType;
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8 import com.smartgwt.client.widgets.ImgButton;
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9 import com.smartgwt.client.widgets.events.ClickEvent;
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10 import com.smartgwt.client.widgets.events.ClickHandler;
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11 import com.smartgwt.client.widgets.form.DynamicForm;
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12 import com.smartgwt.client.widgets.form.fields.SelectItem;
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13 import com.smartgwt.client.widgets.form.fields.FormItem;
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14 import com.smartgwt.client.widgets.form.fields.events.ChangedEvent;
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15 import com.smartgwt.client.widgets.form.fields.events.ChangedHandler;
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16 import com.smartgwt.client.widgets.layout.HLayout;
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17
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18 import org.gwtopenmaps.openlayers.client.Map;
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19 import org.gwtopenmaps.openlayers.client.control.Control;
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20 import org.gwtopenmaps.openlayers.client.control.DrawFeature;
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21 import org.gwtopenmaps.openlayers.client.event.VectorFeatureAddedListener;
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22 import org.gwtopenmaps.openlayers.client.event.VectorFeatureAddedListener.FeatureAddedEvent;
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23 import org.gwtopenmaps.openlayers.client.feature.VectorFeature;
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24 import org.gwtopenmaps.openlayers.client.handler.Handler;
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25 import org.gwtopenmaps.openlayers.client.handler.PathHandler;
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26 import org.gwtopenmaps.openlayers.client.handler.PolygonHandler;
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27 import org.gwtopenmaps.openlayers.client.layer.Vector;
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28 import org.gwtopenmaps.openlayers.client.util.Attributes;
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29
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30 import de.intevation.flys.client.client.FLYSConstants;
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31 import de.intevation.flys.client.client.utils.EnableDisableCmd;
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32
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33
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34 public class DrawControl extends HLayout implements VectorFeatureAddedListener {
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35
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36 public static final String BARRIER_PIPE1 = "pipe1";
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37 public static final String BARRIER_PIPE2 = "pipe2";
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38 public static final String BARRIER_DITCH = "ditch";
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39 public static final String BARRIER_DAM = "dam";
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40 public static final String BARRIER_RINGDIKE = "ring_dike";
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41
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42 public static final String BARRIER_PIPE1_VALUE = "Rohr 1";
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43 public static final String BARRIER_PIPE2_VALUE = "Rohr 2";
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44 public static final String BARRIER_DITCH_VALUE = "Graben";
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45 public static final String BARRIER_DAM_VALUE = "Damm";
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46 public static final String BARRIER_RINGDIKE_VALUE = "Ringdeich";
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47
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48 public static final String FIELD_BARRIER_TYPE = "field_barrier_type";
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49
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50
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51 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
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52
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53 protected EnableDisableCmd cmd;
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54
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55 protected ImgButton button;
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56 protected DynamicForm form;
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57
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58 protected Map map;
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59 protected Vector layer;
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60
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61 protected Control control;
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62
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63
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64 public DrawControl(Map map, Vector layer, EnableDisableCmd cmd) {
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65 this.map = map;
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66 this.layer = layer;
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67 this.cmd = cmd;
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68
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69 initialize();
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70 }
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71
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72
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73 protected void initialize() {
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74 setWidth(100);
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75 setMembersMargin(0);
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76
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77 button = new ImgButton();
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78
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79 String baseUrl = GWT.getHostPageBaseURL();
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80 button.setSrc(baseUrl + MSG.digitize());
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81 button.setActionType(SelectionType.CHECKBOX);
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82 button.setSize(20);
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83 button.setShowRollOver(false);
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84 button.setSelected(false);
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85 button.setTooltip(MSG.digitizeObjects());
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86
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87 button.addClickHandler(new ClickHandler() {
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88 public void onClick(ClickEvent e) {
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89 if (button.isSelected()) {
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90 cmd.enable();
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91 }
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92 else {
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93 cmd.disable();
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94 }
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95 }
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96 });
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97
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98 form = new DynamicForm();
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99 form.setWidth(75);
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100 form.setTitlePrefix("");
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101 form.setTitleSuffix("");
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102
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103 LinkedHashMap<String, String> map = new LinkedHashMap<String, String>();
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104 map.put(BARRIER_PIPE1, MSG.getString(BARRIER_PIPE1));
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105 map.put(BARRIER_PIPE2, MSG.getString(BARRIER_PIPE2));
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106 map.put(BARRIER_DITCH, MSG.getString(BARRIER_DITCH));
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107 map.put(BARRIER_DAM, MSG.getString(BARRIER_DAM));
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108 map.put(BARRIER_RINGDIKE, MSG.getString(BARRIER_RINGDIKE));
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109
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110 SelectItem box = new SelectItem(FIELD_BARRIER_TYPE);
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111 box.setTitle("");
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112 box.setWidth(75);
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113 box.setValueMap(map);
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114 box.addChangedHandler(new ChangedHandler() {
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115 public void onChanged(ChangedEvent e) {
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116 setSelectedControl();
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117 }
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118 });
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119
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120 form.setFields(box);
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121
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122 addMember(button);
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123 addMember(form);
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124
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125 layer.addVectorFeatureAddedListener(this);
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126
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127 activate(false);
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128 }
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129
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130
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131 protected String getSelectedType() {
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132 return form.getValueAsString(FIELD_BARRIER_TYPE);
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133 }
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134
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135
850
d02c3835df28 Set the 'typ' attribute of new features (digitized) in the map.
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136 public void onFeatureAdded(FeatureAddedEvent evt) {
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137 setCurrentType(evt.getVectorFeature());
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138 }
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139
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140
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141 protected void setCurrentType(VectorFeature feature) {
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142 Attributes attrs = feature.getAttributes();
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143 String type = attrs.getAttributeAsString("typ");
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144
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145 if (type == null || type.length() == 0) {
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146 type = getSelectedType();
860
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147
882
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148 feature.setStyle(FloodMap.getStyle(type));
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149
860
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150 if (type.equals(BARRIER_PIPE1)) {
882
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151 attrs.setAttribute("typ", BARRIER_PIPE1_VALUE);
860
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152 }
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153 else if (type.equals(BARRIER_PIPE2)) {
882
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154 attrs.setAttribute("typ", BARRIER_PIPE2_VALUE);
860
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155 }
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156 else if (type.equals(BARRIER_DAM)) {
882
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157 attrs.setAttribute("typ", BARRIER_DAM_VALUE);
860
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158 }
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159 else if (type.equals(BARRIER_DITCH)) {
882
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160 attrs.setAttribute("typ", BARRIER_DITCH_VALUE);
860
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161 }
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162 else if (type.equals(BARRIER_RINGDIKE)) {
882
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163 attrs.setAttribute("typ", BARRIER_RINGDIKE_VALUE);
860
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164 }
882
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165
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166 layer.redraw();
850
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167 }
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168 }
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169
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170
800
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171 protected void removeControl() {
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172 if (control != null) {
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173 control.deactivate();
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174 map.removeControl(control);
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175 }
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176 }
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177
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178
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179 protected void setSelectedControl() {
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180 removeControl();
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181
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182 String type = getSelectedType();
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183
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184 if (type == null || type.length() == 0) {
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185 return;
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186 }
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187
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188 if (type.equalsIgnoreCase(BARRIER_RINGDIKE)) {
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189 control = createDrawPolygonControl();
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190 }
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191 else {
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192 control = createDrawLineControl();
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193 }
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194
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195 map.addControl(control);
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196 control.activate();
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197 }
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198
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199
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200 protected Control createDrawControl(Handler handler) {
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201 return new DrawFeature(layer, handler);
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202 }
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203
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204
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205 protected Control createDrawPolygonControl() {
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206 return createDrawControl(new PolygonHandler());
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207 }
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208
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209
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210 protected Control createDrawLineControl() {
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211 return createDrawControl(new PathHandler());
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212 }
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213
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214
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215 public void activate(boolean activate) {
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216 FormItem item = form.getField(FIELD_BARRIER_TYPE);
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217
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218 if (activate) {
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219 button.select();
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220 item.enable();
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221 setSelectedControl();
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222 }
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223 else {
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224 removeControl();
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225 button.deselect();
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226 item.disable();
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227 }
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228 }
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229 }
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230 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org