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annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/map/MapThemePanel.java @ 1555:c057ef91b268

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Refactored Collection reference out of Panels. flys-client/trunk@3794 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 27 Jan 2012 13:02:38 +0000
parents 0ba23e6fef0c
children e0d665661a1d
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 com.google.gwt.core.client.GWT;
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4
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5 import com.smartgwt.client.util.SC;
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6 import com.smartgwt.client.util.BooleanCallback;
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7 import com.smartgwt.client.types.ImageStyle;
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8 import com.smartgwt.client.types.ListGridFieldType;
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9 import com.smartgwt.client.types.VerticalAlignment;
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10 import com.smartgwt.client.widgets.Canvas;
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11 import com.smartgwt.client.widgets.Img;
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12 import com.smartgwt.client.widgets.grid.ListGrid;
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13 import com.smartgwt.client.widgets.grid.ListGridField;
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14 import com.smartgwt.client.widgets.grid.ListGridRecord;
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15 import com.smartgwt.client.widgets.layout.HLayout;
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16 import com.smartgwt.client.widgets.layout.VLayout;
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17 import com.smartgwt.client.widgets.menu.Menu;
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18 import com.smartgwt.client.widgets.menu.MenuItem;
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19 import com.smartgwt.client.widgets.menu.events.ClickHandler;
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20 import com.smartgwt.client.widgets.menu.events.MenuItemClickEvent;
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21
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22 import de.intevation.flys.client.shared.MapUtils;
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23 import de.intevation.flys.client.shared.model.AttributedTheme;
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24 import de.intevation.flys.client.shared.model.Collection;
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25 import de.intevation.flys.client.shared.model.FacetRecord;
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26 import de.intevation.flys.client.shared.model.Theme;
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27 import de.intevation.flys.client.shared.model.OutputMode;
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28
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29 import de.intevation.flys.client.client.FLYSConstants;
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30 import de.intevation.flys.client.client.ui.CollectionView;
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31 import de.intevation.flys.client.client.ui.ThemePanel;
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32
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33
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34 /**
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35 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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36 */
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37 public class MapThemePanel extends ThemePanel {
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38
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39 public static final int CELL_HEIGHT = 75;
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40 public static final int STYLE_CELL_WIDTH = 125;
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41
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42
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43 public interface ActivateCallback {
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44 void activate(Theme theme, boolean activate);
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45 }
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47
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48 public interface ThemeMovedCallback {
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49 void onThemeMoved(Theme theme, int oldIdx, int newIdx);
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50 }
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51
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52 public interface LayerZoomCallback {
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53 void onLayerZoom(Theme theme, String extent);
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54 }
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58 private FLYSConstants MSG = GWT.create(FLYSConstants.class);
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59
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60
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61 protected ActivateCallback activateCallback;
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62 protected ThemeMovedCallback themeMovedCallback;
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63 protected LayerZoomCallback layerZoomCallback;
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64
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65 protected ListGridRecord[] oldRecords;
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66
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67
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68 public static final String GRID_FIELD_ACTIVE = "active";
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69 public static final String GRID_FIELD_STYLE = "style";
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70 public static final String GRID_FIELD_NAME = "name";
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71
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72
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73 protected MapOutputTab mapOut;
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74
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75
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76 public MapThemePanel(
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77 CollectionView view,
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78 OutputMode mode,
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79 MapOutputTab mapOut,
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80 ActivateCallback activateCallback,
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81 ThemeMovedCallback themeMovedCallback,
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82 LayerZoomCallback layerZoomCallback
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83 ) {
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84 super(mode, view);
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85
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86 this.mapOut = mapOut;
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87 this.activateCallback = activateCallback;
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88 this.themeMovedCallback = themeMovedCallback;
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89 this.layerZoomCallback = layerZoomCallback;
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90
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91 initGrid();
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92 initLayout();
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93
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94 updateGrid();
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95 }
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98 protected void initLayout() {
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99 setWidth100();
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100 setHeight100();
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101
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102 VLayout layout = new VLayout();
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103 layout.setWidth100();
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104 layout.setHeight100();
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105
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106 layout.addMember(list);
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107 layout.addMember(navigation);
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108
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109 addChild(layout);
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110 }
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112
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113 protected void initGrid() {
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114 list.setCanEdit(true);
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115 list.setCanSort(false);
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116 list.setShowRecordComponents(false);
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117 list.setShowRecordComponentsByCell(true);
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118 list.setShowHeader(true);
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119 list.setShowHeaderContextMenu(false);
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120 list.setWidth100();
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121 list.setHeight100();
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122
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123 list.setCellHeight(CELL_HEIGHT);
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124 list.setShowRecordComponents(true);
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125 list.setShowRecordComponentsByCell(true);
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126 list.setShowAllRecords(true);
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127
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128 list.addEditCompleteHandler(this);
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129
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130 ListGridField active = new ListGridField(GRID_FIELD_ACTIVE, " ", 20);
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131 active.setType(ListGridFieldType.BOOLEAN);
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132 active.setCanDragResize(false);
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133
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134 ListGridField style = new ListGridField(
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135 GRID_FIELD_STYLE,
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136 MSG.map_themepanel_header_style(),
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137 STYLE_CELL_WIDTH);
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138 style.setCanEdit(false);
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139 style.setCanDragResize(false);
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140
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141 ListGridField name = new ListGridField(
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142 GRID_FIELD_NAME, MSG.chart_themepanel_header_themes());
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143 name.setType(ListGridFieldType.TEXT);
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144
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145 list.setFields(active, style, name);
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146 }
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147
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148
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149 @Override
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150 protected ListGrid createNewGrid() {
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151 ListGrid grid = new ListGrid() {
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152 @Override
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153 protected Canvas createRecordComponent(final ListGridRecord record, Integer colNum) {
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154 String fieldname = getFieldName(colNum);
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155
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156 if (fieldname.equals(GRID_FIELD_STYLE)) {
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157 FacetRecord r = (FacetRecord) record;
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158 AttributedTheme at = (AttributedTheme) r.getTheme();
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159
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160 String imgUrl = MapUtils.getLegendGraphicUrl(
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161 at.getAttr("url"),
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162 at.getAttr("layers"));
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163
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164 HLayout layout = new HLayout();
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165 layout.setAlign(VerticalAlignment.CENTER);
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166 layout.setLayoutAlign(VerticalAlignment.CENTER);
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167
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168 Img img = new Img(imgUrl);
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169 img.setImageType(ImageStyle.CENTER);
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170
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171 layout.addMember(img);
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172
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173 return layout;
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174 }
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175
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176 return super.createRecordComponent(record, colNum);
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177 }
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178 };
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179
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180 return grid;
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181 }
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182
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183
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184 @Override
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185 protected void clearGrid() {
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186 oldRecords = list.getRecords();
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187 super.clearGrid();
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188 }
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189
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190
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191 @Override
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192 protected void addFacetRecord(FacetRecord rec) {
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193 Theme newTheme = rec.getTheme();
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194 boolean isNew = true;
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195
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196 for (ListGridRecord old: getOldRecords()) {
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197 FacetRecord fr = (FacetRecord) old;
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198
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199 if (newTheme.equals(fr.getTheme())) {
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200 isNew = false;
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201 break;
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202 }
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203 }
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204
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205 if (isNew && mapOut != null) {
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206 mapOut.addLayer(mapOut.createWMSLayer(newTheme));
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207 }
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208
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209 super.addFacetRecord(rec);
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210 }
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211
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212
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213 @Override
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214 protected Menu getSingleContextMenu(final ListGridRecord[] records) {
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215 Menu menu = super.getSingleContextMenu(records);
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216
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217 MenuItem layerZoom = createLayerZoomItem(records);
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218 if (layerZoom != null) {
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219 menu.addItem(layerZoom);
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220 }
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221
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222 return menu;
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223 }
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224
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225
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226 @Override
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227 protected MenuItem createRemoveItem(final ListGridRecord[] records) {
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228 MenuItem item = super.createRemoveItem(records);
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229 item.addClickHandler(new ClickHandler() {
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230 @Override
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231 public void onClick(MenuItemClickEvent evt) {
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232 SC.ask(MSG.askThemeRemove(), new BooleanCallback() {
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233 @Override
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234 public void execute(Boolean value) {
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235 if (value) {
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236 for (ListGridRecord record: records) {
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237 FacetRecord facet = (FacetRecord) record;
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238
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239 Theme theme = facet.getTheme();
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240 theme.setVisible(0);
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241 theme.setActive(0);
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242
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243 AttributedTheme at = (AttributedTheme) theme;
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244 getMapOutputTab().removeLayer(at.getAttr("layers"));
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245 }
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246
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247 updateCollection();
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248 }
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249 }
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250 });
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251 }
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252 });
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253
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254 return item;
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255 }
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256
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257
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258 protected MenuItem createLayerZoomItem(final ListGridRecord[] recs) {
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259 final FacetRecord fr = (FacetRecord) recs[0];
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260 final AttributedTheme at = (AttributedTheme) fr.getTheme();
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261
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262 final String extent = at.getAttr("extent");
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263
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264 if (extent == null || extent.length() == 0) {
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265 return null;
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266 }
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267
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268 MenuItem zoom = new MenuItem(MSG.zoomToLayer());
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269 zoom.addClickHandler(new ClickHandler() {
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270 @Override
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271 public void onClick(MenuItemClickEvent evt) {
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272 if (layerZoomCallback != null) {
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273 layerZoomCallback.onLayerZoom(at, extent);
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274 }
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275 }
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276 });
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277
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278 return zoom;
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279 }
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280
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281
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282 @Override
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283 public void activateTheme(Theme theme, boolean active) {
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284 if (activateCallback != null) {
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285 activateCallback.activate(theme, active);
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286 }
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287
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288 theme.setActive(active ? 1 : 0);
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289 }
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290
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291
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292 @Override
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293 protected void fireThemeMoved(Theme theme, int oldIdx, int newIdx) {
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294 if (themeMovedCallback != null) {
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295 themeMovedCallback.onThemeMoved(theme, oldIdx, newIdx);
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296 }
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297 }
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298
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299
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300 protected ListGridRecord[] getOldRecords() {
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301 return oldRecords != null ? oldRecords : new ListGridRecord[0];
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302 }
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303
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304
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305 protected MapOutputTab getMapOutputTab() {
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306 return mapOut;
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307 }
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308 }
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309 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org