Mercurial > dive4elements > river

comparison gwt-client/src/main/java/org/dive4elements/river/client/client/ui/map/DrawControl.java @ 5838:5aa05a7a34b7

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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/DrawControl.java@821a02bbfb4e
children 172338b1407f
comparison
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5837:d9901a08d0a6 5838:5aa05a7a34b7
1 package org.dive4elements.river.client.client.ui.map;
2
3 import com.google.gwt.core.client.GWT;
4 import com.smartgwt.client.types.SelectionType;
5 import com.smartgwt.client.widgets.ImgButton;
6 import com.smartgwt.client.widgets.events.ClickEvent;
7 import com.smartgwt.client.widgets.events.ClickHandler;
8 import com.smartgwt.client.widgets.form.DynamicForm;
9 import com.smartgwt.client.widgets.form.fields.FormItem;
10 import com.smartgwt.client.widgets.form.fields.SelectItem;
11 import com.smartgwt.client.widgets.form.fields.events.ChangedEvent;
12 import com.smartgwt.client.widgets.form.fields.events.ChangedHandler;
13 import com.smartgwt.client.widgets.layout.HLayout;
14
15 import org.dive4elements.river.client.client.FLYSConstants;
16 import org.dive4elements.river.client.client.utils.EnableDisableCmd;
17
18 import java.util.LinkedHashMap;
19
20 import org.gwtopenmaps.openlayers.client.Map;
21 import org.gwtopenmaps.openlayers.client.Style;
22 import org.gwtopenmaps.openlayers.client.control.Control;
23 import org.gwtopenmaps.openlayers.client.control.DrawFeature;
24 import org.gwtopenmaps.openlayers.client.event.VectorFeatureAddedListener;
25 import org.gwtopenmaps.openlayers.client.feature.VectorFeature;
26 import org.gwtopenmaps.openlayers.client.handler.Handler;
27 import org.gwtopenmaps.openlayers.client.handler.PathHandler;
28 import org.gwtopenmaps.openlayers.client.handler.PolygonHandler;
29 import org.gwtopenmaps.openlayers.client.layer.Vector;
30 import org.gwtopenmaps.openlayers.client.util.Attributes;
31
32 /**
33 * Widget that handles the drawing of pipes and dikes in the DigitizePanel (MapPanel).
34 */
35 public class DrawControl extends HLayout implements VectorFeatureAddedListener {
36
37 public static final String BARRIER_PIPE1 = "pipe1";
38 public static final String BARRIER_PIPE2 = "pipe2";
39 public static final String BARRIER_DITCH = "ditch";
40 public static final String BARRIER_DAM = "dam";
41 public static final String BARRIER_RINGDIKE = "ring_dike";
42
43 // FIXME: i18n
44 public static final String BARRIER_PIPE1_VALUE = "Rohr 1";
45 public static final String BARRIER_PIPE2_VALUE = "Rohr 2";
46 public static final String BARRIER_DITCH_VALUE = "Graben";
47 public static final String BARRIER_DAM_VALUE = "Damm";
48 public static final String BARRIER_RINGDIKE_VALUE = "Ringdeich";
49
50 public static final String FIELD_BARRIER_TYPE = "field_barrier_type";
51
52
53 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
54
55 protected EnableDisableCmd cmd;
56
57 protected ImgButton button;
58 protected DynamicForm form;
59
60 protected Map map;
61 protected Vector layer;
62
63 protected Control control;
64
65
66 public DrawControl(Map map, Vector layer, EnableDisableCmd cmd) {
67 this.map = map;
68 this.layer = layer;
69 this.cmd = cmd;
70
71 initialize();
72 }
73
74
75 protected void initialize() {
76 setWidth(100);
77 setMembersMargin(0);
78
79 button = new ImgButton();
80
81 final String baseUrl = GWT.getHostPageBaseURL();
82 button.setSrc(baseUrl + MSG.digitize());
83 button.setActionType(SelectionType.CHECKBOX);
84 button.setSize(20);
85 button.setShowRollOver(false);
86 button.setSelected(false);
87 button.setTooltip(MSG.digitizeObjects());
88
89 button.addClickHandler(new ClickHandler() {
90 @Override
91 public void onClick(ClickEvent e) {
92 if (button.isSelected()) {
93 cmd.enable();
94 }
95 else {
96 cmd.disable();
97 }
98 }
99 });
100
101 form = new DynamicForm();
102 form.setWidth(100);
103 form.setTitlePrefix("");
104 form.setTitleSuffix("");
105
106 final LinkedHashMap<String, String> map = new LinkedHashMap<String, String>();
107 map.put(BARRIER_PIPE1, MSG.getString(BARRIER_PIPE1));
108 map.put(BARRIER_PIPE2, MSG.getString(BARRIER_PIPE2));
109 map.put(BARRIER_DITCH, MSG.getString(BARRIER_DITCH));
110 map.put(BARRIER_DAM, MSG.getString(BARRIER_DAM));
111 map.put(BARRIER_RINGDIKE, MSG.getString(BARRIER_RINGDIKE));
112
113 final LinkedHashMap<String, String> ics = new LinkedHashMap<String, String>();
114 ics.put(BARRIER_PIPE1, BARRIER_PIPE1);
115 ics.put(BARRIER_PIPE2, BARRIER_PIPE2);
116 ics.put(BARRIER_DITCH, BARRIER_DITCH);
117 ics.put(BARRIER_DAM, BARRIER_DAM);
118 ics.put(BARRIER_RINGDIKE, BARRIER_RINGDIKE);
119
120 final SelectItem box = new SelectItem(FIELD_BARRIER_TYPE);
121 box.setTitle("");
122 box.setWidth(100);
123 box.setValueMap(map);
124 box.setImageURLSuffix(".png");
125 box.setValueIcons(ics);
126
127 box.addChangedHandler(new ChangedHandler() {
128 @Override
129 public void onChanged(ChangedEvent e) {
130 setSelectedControl();
131 }
132 });
133
134 form.setFields(box);
135
136 addMember(button);
137 addMember(form);
138
139 layer.addVectorFeatureAddedListener(this);
140
141 activate(false);
142 }
143
144
145 protected String getSelectedType() {
146 return form.getValueAsString(FIELD_BARRIER_TYPE);
147 }
148
149
150 @Override
151 public void onFeatureAdded(FeatureAddedEvent evt) {
152 setCurrentType(evt.getVectorFeature());
153 }
154
155
156 protected void setCurrentType(VectorFeature feature) {
157 final Attributes attrs = feature.getAttributes();
158 String type = attrs.getAttributeAsString("typ");
159
160 if (type == null || type.length() == 0) {
161 type = getSelectedType();
162
163 final Style style = FloodMap.getStyle(type);
164 if (style != null) {
165 feature.setStyle(style);
166 }
167
168 if (type.equals(BARRIER_PIPE1)) {
169 attrs.setAttribute("typ", BARRIER_PIPE1_VALUE);
170 }
171 else if (type.equals(BARRIER_PIPE2)) {
172 attrs.setAttribute("typ", BARRIER_PIPE2_VALUE);
173 }
174 else if (type.equals(BARRIER_DAM)) {
175 attrs.setAttribute("typ", BARRIER_DAM_VALUE);
176 }
177 else if (type.equals(BARRIER_DITCH)) {
178 attrs.setAttribute("typ", BARRIER_DITCH_VALUE);
179 }
180 else if (type.equals(BARRIER_RINGDIKE)) {
181 attrs.setAttribute("typ", BARRIER_RINGDIKE_VALUE);
182 }
183
184 layer.redraw();
185 }
186 }
187
188
189 protected void removeControl() {
190 if (control != null) {
191 control.deactivate();
192 map.removeControl(control);
193 }
194 }
195
196
197 protected void setSelectedControl() {
198 removeControl();
199
200 final String type = getSelectedType();
201
202 if (type == null || type.length() == 0) {
203 return;
204 }
205
206 if (type.equalsIgnoreCase(BARRIER_RINGDIKE)) {
207 control = createDrawPolygonControl();
208 }
209 else {
210 control = createDrawLineControl();
211 }
212
213 map.addControl(control);
214 control.activate();
215
216 // Make sure the barrier layer is on top; sometime it looses it z-index...
217 layer.setZIndex(1000);
218 }
219
220
221 protected Control createDrawControl(Handler handler) {
222 return new DrawFeature(layer, handler);
223 }
224
225
226 protected Control createDrawPolygonControl() {
227 return createDrawControl(new PolygonHandler());
228 }
229
230
231 protected Control createDrawLineControl() {
232 return createDrawControl(new PathHandler());
233 }
234
235
236 public void activate(boolean activate) {
237 final FormItem item = form.getField(FIELD_BARRIER_TYPE);
238
239 if (activate) {
240 button.select();
241 item.enable();
242 setSelectedControl();
243 }
244 else {
245 removeControl();
246 button.deselect();
247 item.disable();
248 }
249 }
250 }
251 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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