Mercurial > dive4elements > river

comparison flys-client/src/main/java/de/intevation/flys/client/client/ui/map/MapToolbar.java @ 799:f4299b90c996

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Added controls to navigate in the map. flys-client/trunk@2318 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 11 Jul 2011 13:29:57 +0000
parents
children 95cc560ce7c4
comparison
equal deleted inserted replaced
798:7061c2e66039 799:f4299b90c996
1 package de.intevation.flys.client.client.ui.map;
2
3 import com.google.gwt.core.client.GWT;
4
5 import com.smartgwt.client.types.SelectionType;
6 import com.smartgwt.client.widgets.ImgButton;
7 import com.smartgwt.client.widgets.events.ClickEvent;
8 import com.smartgwt.client.widgets.events.ClickHandler;
9 import com.smartgwt.client.widgets.layout.HLayout;
10
11 import org.gwtopenmaps.openlayers.client.Map;
12 import org.gwtopenmaps.openlayers.client.control.DragPan;
13 import org.gwtopenmaps.openlayers.client.control.ZoomBox;
14
15 import de.intevation.flys.client.client.FLYSConstants;
16
17
18 /**
19 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
20 */
21 public class MapToolbar extends HLayout {
22
23 /** The message class that provides i18n strings.*/
24 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
25
26 protected FloodMap floodMap;
27 protected DragPan pan;
28 protected ZoomBox zoomBox;
29
30 protected ImgButton zoomToMaxButton;
31 protected ImgButton zoomBoxButton;
32 protected ImgButton zoomOutButton;
33 protected ImgButton panButton;
34
35
36 public MapToolbar(FloodMap floodMap) {
37 super();
38
39 setWidth100();
40 setHeight(30);
41 setMembersMargin(10);
42 setPadding(5);
43 setBorder("1px solid black");
44
45 this.floodMap = floodMap;
46
47 zoomToMaxButton = createMaxExtentControl();
48 zoomBoxButton = createZoomBoxControl();
49 zoomOutButton = createZoomOutControl();
50 panButton = createPanControl();
51
52 addMember(zoomToMaxButton);
53 addMember(zoomBoxButton);
54 addMember(zoomOutButton);
55 addMember(panButton);
56 }
57
58
59 protected Map getMap() {
60 return floodMap.getMap();
61 }
62
63
64 protected void activatePan(boolean activate) {
65 if (activate) {
66 panButton.select();
67 pan.activate();
68 }
69 else {
70 panButton.deselect();
71 pan.deactivate();
72 }
73 }
74
75
76 protected void activateZoomBox(boolean activate) {
77 if (activate) {
78 zoomBoxButton.select();
79 zoomBox.activate();
80 }
81 else {
82 zoomBoxButton.deselect();
83 zoomBox.deactivate();
84 }
85 }
86
87
88 protected ImgButton createMaxExtentControl() {
89 ImgButton zoomToMax = new ImgButton();
90
91 String baseUrl = GWT.getHostPageBaseURL();
92 zoomToMax.setSrc(baseUrl + MSG.zoom_all());
93 zoomToMax.setWidth(20);
94 zoomToMax.setHeight(20);
95 zoomToMax.setShowDown(false);
96 zoomToMax.setShowRollOver(false);
97 zoomToMax.setShowDisabled(false);
98 zoomToMax.setShowDisabledIcon(true);
99 zoomToMax.setShowDownIcon(false);
100 zoomToMax.setShowFocusedIcon(false);
101
102 zoomToMax.addClickHandler(new ClickHandler() {
103 public void onClick(ClickEvent event) {
104 floodMap.getMap().zoomToMaxExtent();
105 }
106 });
107
108 return zoomToMax;
109 }
110
111
112 protected ImgButton createZoomBoxControl() {
113 zoomBox = new ZoomBox();
114
115 final ImgButton button = new ImgButton();
116
117 String baseUrl = GWT.getHostPageBaseURL();
118 button.setSrc(baseUrl + MSG.zoom_in());
119 button.setActionType(SelectionType.CHECKBOX);
120 button.setSize(20);
121 button.setShowRollOver(false);
122 button.setSelected(false);
123
124 button.addClickHandler(new ClickHandler() {
125 public void onClick(ClickEvent e) {
126 if (button.isSelected()) {
127 activatePan(false);
128 activateZoomBox(true);
129 }
130 else {
131 activateZoomBox(false);
132 }
133 }
134 });
135
136 Map map = getMap();
137 map.addControl(zoomBox);
138
139 return button;
140 }
141
142
143 protected ImgButton createZoomOutControl() {
144 ImgButton zoomOut = new ImgButton();
145
146 String baseUrl = GWT.getHostPageBaseURL();
147 zoomOut.setSrc(baseUrl + MSG.zoom_out());
148 zoomOut.setWidth(20);
149 zoomOut.setHeight(20);
150 zoomOut.setShowDown(false);
151 zoomOut.setShowRollOver(false);
152 zoomOut.setShowDisabled(false);
153 zoomOut.setShowDisabledIcon(true);
154 zoomOut.setShowDownIcon(false);
155 zoomOut.setShowFocusedIcon(false);
156
157 zoomOut.addClickHandler(new ClickHandler() {
158 public void onClick(ClickEvent event) {
159 Map map = floodMap.getMap();
160 int level = map.getZoom();
161
162 if (level > 1) {
163 map.zoomTo(level-1);
164 }
165 }
166 });
167
168 return zoomOut;
169 }
170
171
172 protected ImgButton createPanControl() {
173 pan = new DragPan();
174
175 final ImgButton button = new ImgButton();
176
177 String baseUrl = GWT.getHostPageBaseURL();
178 button.setSrc(baseUrl + MSG.pan());
179 button.setActionType(SelectionType.CHECKBOX);
180 button.setSize(20);
181 button.setShowRollOver(false);
182 button.setSelected(false);
183
184 button.addClickHandler(new ClickHandler() {
185 public void onClick(ClickEvent e) {
186 if (button.isSelected()) {
187 activateZoomBox(false);
188 activatePan(true);
189 }
190 else {
191 activatePan(false);
192 }
193 }
194 });
195
196 Map map = getMap();
197 map.addControl(pan);
198
199 return button;
200 }
201 }
202 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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