Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/chart/ChartOutputTab.java @ 561:460b8e0f0563

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Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation. flys-client/trunk@2096 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 09 Jun 2011 10:57:42 +0000
parents 33b86f5b1168
children ea2191b1299d
rev   line source
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fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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1 package de.intevation.flys.client.client.ui.chart;
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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2
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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3 import java.util.Date;
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e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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4 import java.util.HashMap;
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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5 import java.util.Map;
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6
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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7 import com.google.gwt.core.client.GWT;
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8 import com.google.gwt.user.client.rpc.AsyncCallback;
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9
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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
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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13 import com.smartgwt.client.widgets.layout.HLayout;
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14 import com.smartgwt.client.widgets.layout.VLayout;
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15
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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16 import com.smartgwt.client.widgets.events.ResizedEvent;
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17 import com.smartgwt.client.widgets.events.ResizedHandler;
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18
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19 import de.intevation.flys.client.shared.Transform2D;
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6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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20 import de.intevation.flys.client.shared.model.Axis;
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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21 import de.intevation.flys.client.shared.model.ChartInfo;
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22 import de.intevation.flys.client.shared.model.Collection;
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23 import de.intevation.flys.client.shared.model.OutputMode;
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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24 import de.intevation.flys.client.client.Config;
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c17c593f8732 The chart in the ChartOutputTab is refreshed when there occur any changes in the chart theme panel.
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25 import de.intevation.flys.client.client.event.OutputParameterChangeEvent;
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26 import de.intevation.flys.client.client.event.OutputParameterChangeHandler;
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27 import de.intevation.flys.client.client.event.PanEvent;
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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28 import de.intevation.flys.client.client.event.PanHandler;
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ed29599e06e5 Added the ChartOutputTab as ZoomHandler for the ZoomboxControl - no zooming is done yet.
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29 import de.intevation.flys.client.client.event.ZoomEvent;
ed29599e06e5 Added the ChartOutputTab as ZoomHandler for the ZoomboxControl - no zooming is done yet.
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30 import de.intevation.flys.client.client.event.ZoomHandler;
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31 import de.intevation.flys.client.client.services.ChartInfoService;
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32 import de.intevation.flys.client.client.services.ChartInfoServiceAsync;
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33 import de.intevation.flys.client.client.ui.CollectionView;
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34 import de.intevation.flys.client.client.ui.OutputTab;
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35
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36
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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37 /**
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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38 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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39 */
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40 public class ChartOutputTab
c17c593f8732 The chart in the ChartOutputTab is refreshed when there occur any changes in the chart theme panel.
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41 extends OutputTab
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42 implements ResizedHandler, OutputParameterChangeHandler, ZoomHandler,
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43 PanHandler
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44 {
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45 public static final int DEFAULT_CHART_WIDTH = 600;
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46 public static final int DEFAULT_CHART_HEIGHT = 500;
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47
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48 public static final int THEMEPANEL_MIN_WIDTH = 200;
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49
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50
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51 /** The service that is used to fetch chart information.*/
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52 protected ChartInfoServiceAsync info = GWT.create(ChartInfoService.class);
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53
552
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54
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55 /** The ChartInfo object that provides information about the current
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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56 * chart.*/
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57 protected ChartInfo chartInfo;
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58
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59 /** The transformer used to transform image pixels into chart coordinates.*/
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60 protected Transform2D[] transformer;
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61
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62 /** The collection view.*/
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63 protected CollectionView view;
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64
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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65
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66 /** The canvas that wraps the chart toolbar.*/
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67 protected Canvas tbarPanel;
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68
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69 /** The canvas that wraps the theme editor.*/
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70 protected Canvas left;
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71
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72 /** The canvas that wraps the chart.*/
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73 protected Canvas right;
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75
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76 /** Chart zoom options.*/
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77 protected int[] xrange;
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78 protected int[] yrange;
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79
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80 protected double[] zoom;
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83 /**
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84 * The default constructor to create a new ChartOutputTab.
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85 *
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86 * @param title The title of this tab.
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87 * @param collection The Collection which this chart belongs to.
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88 * @param mode The OutputMode.
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89 */
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90 public ChartOutputTab(
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91 String title,
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92 Collection collection,
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93 OutputMode mode,
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94 CollectionView collectionView
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95 ){
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96 super(title, collection, mode);
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97
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98 view = collectionView;
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99 left = new Canvas();
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100 right = new Canvas();
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101 tbarPanel = new ChartToolbar(collectionView, this);
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102 xrange = new int[2];
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103 yrange = new int[2];
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104 zoom = new double[4];
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105
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106 left.setBorder("1px solid black");
527
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107 left.setWidth(THEMEPANEL_MIN_WIDTH);
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108 left.setMinWidth(THEMEPANEL_MIN_WIDTH);
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109 right.setWidth("*");
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110
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111 VLayout vLayout = new VLayout();
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112 vLayout.setMembersMargin(2);
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113
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114 HLayout hLayout = new HLayout();
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115 hLayout.setWidth100();
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116 hLayout.setHeight100();
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117 hLayout.setMembersMargin(10);
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118
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119 hLayout.addMember(left);
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120 hLayout.addMember(right);
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121
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122 ChartThemePanel ctp = new ChartThemePanel(collection, mode);
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123 ctp.addOutputParameterChangeHandler(this);
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124
521
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125 right.addChild(createChartPanel());
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126 left.addChild(ctp);
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127
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128 vLayout.addMember(tbarPanel);
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129 vLayout.addMember(hLayout);
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130
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131 setPane(vLayout);
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132
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133 right.addResizedHandler(this);
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134 }
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135
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136
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137 /**
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138 * This method is called after the chart panel has resized. It removes the
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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139 * chart - if existing - and requests a new one with adjusted size.
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140 *
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141 * @param event The resize event.
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142 */
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143 public void onResized(ResizedEvent event) {
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144 updateChartPanel();
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145 updateChartInfo();
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146 }
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147
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148
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149 /**
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150 * Listens to change event in the chart them panel and updates chart after
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151 * receiving such an event.
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152 *
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153 * @param event The OutputParameterChangeEvent.
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154 */
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155 public void onOutputParameterChanged(OutputParameterChangeEvent event) {
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156 updateChartPanel();
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157 }
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158
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159
538
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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160 /**
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161 * Listens to zoom events and refreshes the current chart in such case.
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162 *
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163 * @param evt The ZoomEvent that stores the coordinates for zooming.
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164 */
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165 public void onZoom(ZoomEvent evt) {
561
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166 xrange[0] = evt.getStartX();
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167 xrange[1] = evt.getEndX();
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168 yrange[0] = evt.getStartY();
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169 yrange[1] = evt.getEndY();
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170
561
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171 xrange[0] = xrange[0] < xrange[1] ? xrange[0] : xrange[1];
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172 yrange[0] = yrange[0] < yrange[1] ? yrange[0] : yrange[1];
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173
561
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174 translateCoordinates();
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175
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176 updateChartInfo();
542
7c57149e8715 Append the x and y ranges determined after zooming with the ZoomboxControl to the attribute document used for the chart creation.
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177 updateChartPanel();
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178 }
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179
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180
561
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181 protected double[] translateCoordinates() {
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182 if (xrange == null || (xrange[0] == 0 && xrange[1] == 0)) {
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183 zoom[0] = 0d;
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184 zoom[1] = 1d;
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185 }
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186 else {
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187 translateXCoordinates();
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188 }
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189
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190 if (yrange == null || (yrange[0] == 0 && yrange[1] == 0)) {
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diff changeset
191 zoom[2] = 0d;
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192 zoom[3] = 1d;
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193 }
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194 else {
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195 translateYCoordinates();
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196 }
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197
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diff changeset
198 return zoom;
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199 }
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200
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201
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diff changeset
202 protected void translateXCoordinates() {
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203 Axis xAxis = chartInfo.getXAxis(0);
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204
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205 double xmin = xAxis.getMin();
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206 double xmax = xAxis.getMax();
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207 double xRange = xmax - xmin;
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208
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209 Transform2D transformer = getTransformer(0);
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210
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diff changeset
211 double[] start = transformer.transform(xrange[0], yrange[0]);
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diff changeset
212 double[] end = transformer.transform(xrange[1], yrange[1]);
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213
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diff changeset
214 zoom[0] = (start[0] - xmin) / xRange;
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diff changeset
215 zoom[1] = (end[0] - xmin) / xRange;
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216 }
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217
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218
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diff changeset
219 protected void translateYCoordinates() {
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diff changeset
220 Axis yAxis = chartInfo.getYAxis(0);
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221
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diff changeset
222 double ymin = yAxis.getMin();
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diff changeset
223 double ymax = yAxis.getMax();
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parents: 555
diff changeset
224 double yRange = ymax - ymin;
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parents: 555
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225
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parents: 555
diff changeset
226 Transform2D transformer = getTransformer(0);
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227
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diff changeset
228 double[] start = transformer.transform(xrange[0], yrange[0]);
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parents: 555
diff changeset
229 double[] end = transformer.transform(xrange[1], yrange[1]);
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parents: 555
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230
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parents: 555
diff changeset
231 zoom[2] = (start[1] - ymin) / yRange;
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
232 zoom[3] = (end[1] - ymin) / yRange;
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233 }
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234
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235
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
236 public void onPan(PanEvent event) {
561
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diff changeset
237 if (chartInfo == null) {
555
33b86f5b1168 Don't crash if there is no transformer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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diff changeset
238 return;
33b86f5b1168 Don't crash if there is no transformer.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 552
diff changeset
239 }
561
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240
552
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diff changeset
241 int[] start = event.getStartPos();
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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parents: 549
diff changeset
242 int[] end = event.getEndPos();
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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243
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244 Transform2D t = getTransformer();
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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245
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diff changeset
246 double[] ts = t.transform(start[0], start[1]);
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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diff changeset
247 double[] tt = t.transform(end[0], end[1]);
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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248
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diff changeset
249 double diffX = ts[0] - tt[0];
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diff changeset
250 double diffY = ts[1] - tt[1];
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251
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
252 Axis xAxis = chartInfo.getXAxis(0);
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 549
diff changeset
253 Axis yAxis = chartInfo.getYAxis(0);
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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254
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diff changeset
255 double[] x = panAxis(xAxis, diffX);
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parents: 555
diff changeset
256 double[] y = panAxis(yAxis, diffY);
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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257
561
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diff changeset
258 zoom[0] = x[0];
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259 zoom[1] = x[1];
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parents: 555
diff changeset
260 zoom[2] = y[0];
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parents: 555
diff changeset
261 zoom[3] = y[1];
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parents: 555
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262
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parents: 555
diff changeset
263 updateChartInfo();
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 549
diff changeset
264 updateChartPanel();
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 549
diff changeset
265 }
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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parents: 549
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266
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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parents: 549
diff changeset
267
561
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diff changeset
268 protected double[] panAxis(Axis axis, double diff) {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
269 double min = axis.getFrom();
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parents: 555
diff changeset
270 double max = axis.getTo();
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271
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parents: 555
diff changeset
272 min += diff;
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
273 max += diff;
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
274
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parents: 555
diff changeset
275 return computeZoom(axis, min, max);
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parents: 555
diff changeset
276 }
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parents: 555
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277
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parents: 555
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278
543
9c2cf4811a7d Added a control to reset the zoom of a chart. In addition, the zoom buttons are displayed as ImgButtons now.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 542
diff changeset
279 public void resetRanges() {
561
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parents: 555
diff changeset
280 zoom[0] = 0d;
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parents: 555
diff changeset
281 zoom[1] = 1d;
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parents: 555
diff changeset
282 zoom[2] = 0d;
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
283 zoom[3] = 1d;
543
9c2cf4811a7d Added a control to reset the zoom of a chart. In addition, the zoom buttons are displayed as ImgButtons now.
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parents: 542
diff changeset
284
561
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parents: 555
diff changeset
285 updateChartInfo();
543
9c2cf4811a7d Added a control to reset the zoom of a chart. In addition, the zoom buttons are displayed as ImgButtons now.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 542
diff changeset
286 updateChartPanel();
9c2cf4811a7d Added a control to reset the zoom of a chart. In addition, the zoom buttons are displayed as ImgButtons now.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 542
diff changeset
287 }
9c2cf4811a7d Added a control to reset the zoom of a chart. In addition, the zoom buttons are displayed as ImgButtons now.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 542
diff changeset
288
9c2cf4811a7d Added a control to reset the zoom of a chart. In addition, the zoom buttons are displayed as ImgButtons now.
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parents: 542
diff changeset
289
541
ed29599e06e5 Added the ChartOutputTab as ZoomHandler for the ZoomboxControl - no zooming is done yet.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 538
diff changeset
290 /**
544
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parents: 543
diff changeset
291 * This method is used to zoom out.
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parents: 543
diff changeset
292 *
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
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parents: 543
diff changeset
293 * @param factor The factor should be between 0-100.
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parents: 543
diff changeset
294 */
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
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parents: 543
diff changeset
295 public void zoomOut(int factor) {
561
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parents: 555
diff changeset
296 if (factor < 0 || factor > 100 || chartInfo == null) {
544
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parents: 543
diff changeset
297 return;
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
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parents: 543
diff changeset
298 }
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
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parents: 543
diff changeset
299
561
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parents: 555
diff changeset
300 Axis xAxis = chartInfo.getXAxis(0);
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
301 Axis yAxis = chartInfo.getYAxis(0);
548
aff225e07720 Repaired broken zoom-out control.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 544
diff changeset
302
561
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parents: 555
diff changeset
303 double[] x = zoomAxis(xAxis, factor);
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
304 double[] y = zoomAxis(yAxis, factor);
544
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
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parents: 543
diff changeset
305
561
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parents: 555
diff changeset
306 zoom[0] = x[0];
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
307 zoom[1] = x[1];
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
308 zoom[2] = x[0];
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
309 zoom[3] = y[1];
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
310
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
311 updateChartInfo();
544
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 543
diff changeset
312 updateChartPanel();
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 543
diff changeset
313 }
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 543
diff changeset
314
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 543
diff changeset
315
561
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parents: 555
diff changeset
316 public double[] zoomAxis(Axis axis, int factor) {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
317 double min = axis.getFrom();
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
318 double max = axis.getTo();
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319
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320 double add = (max - min) / 100 * factor;
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321 add = add < 0 ? (-1) * add : add;
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322
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323 min -= add;
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324 max += add;
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325
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326 return computeZoom(axis, min, max);
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327 }
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328
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329
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330 public static double[] computeZoom(Axis axis, double min, double max) {
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331 double[] zoom = new double[2];
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332
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333 double absMin = axis.getMin();
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334 double absMax = axis.getMax();
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335 double diff = absMax > absMin ? absMax - absMin : absMin - absMax;
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336
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337 zoom[0] = (min - absMin) / diff;
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338 zoom[1] = (max - absMin) / diff;
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339
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340 return zoom;
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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341 }
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342
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343
544
0f4095a522ab Added a zoom-out control to the chart toolbar which zooms 10% of the current ranges out.
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344 /**
538
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345 * Updates the Transform2D object using the chart info service.
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346 */
561
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347 public void updateChartInfo() {
538
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348 Config config = Config.getInstance();
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349 String url = config.getServerUrl();
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350 String locale = config.getLocale();
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351
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diff changeset
352 info.getChartInfo(
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353 view.getCollection(),
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354 url,
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355 locale,
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diff changeset
356 mode.getName(),
549
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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357 getChartAttributes(),
552
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358 new AsyncCallback<ChartInfo>() {
538
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359 public void onFailure(Throwable caught) {
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360 GWT.log("ERROR: " + caught.getMessage());
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361 }
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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362
552
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363 public void onSuccess(ChartInfo chartInfo) {
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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364 setChartInfo(chartInfo);
538
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365 }
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diff changeset
366 });
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367 }
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368
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369
531
c17c593f8732 The chart in the ChartOutputTab is refreshed when there occur any changes in the chart theme panel.
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370 public void updateChartPanel() {
521
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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371 Canvas[] children = right.getChildren();
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372 for (Canvas child: children) {
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373 right.removeChild(child);
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374 }
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375
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376 right.addChild(createChartPanel(right.getWidth(), right.getHeight()));
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377 }
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378
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379
542
7c57149e8715 Append the x and y ranges determined after zooming with the ZoomboxControl to the attribute document used for the chart creation.
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380 /**
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diff changeset
381 * Returns the existing chart panel.
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diff changeset
382 *
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diff changeset
383 * @return the existing chart panel.
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diff changeset
384 */
534
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diff changeset
385 public Canvas getChartPanel() {
538
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386 Canvas[] children = right.getChildren();
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387
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diff changeset
388 if (children == null || children.length == 0) {
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diff changeset
389 GWT.log("=> No chart image in the panel.");
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diff changeset
390 return right;
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diff changeset
391 }
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diff changeset
392
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393 return children[0];
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diff changeset
394 }
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diff changeset
395
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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diff changeset
396
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
397 public ChartInfo getChartInfo() {
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
398 return chartInfo;
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
399 }
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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parents: 549
diff changeset
400
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
401
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
402 protected void setChartInfo(ChartInfo chartInfo) {
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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diff changeset
403 this.chartInfo = chartInfo;
561
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diff changeset
404 }
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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diff changeset
405
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
406
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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diff changeset
407 public Transform2D getTransformer() {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
408 if (chartInfo == null) {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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diff changeset
409 return null;
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
410 }
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
411
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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diff changeset
412 return chartInfo.getTransformer(0);
552
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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parents: 549
diff changeset
413 }
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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parents: 549
diff changeset
414
6050d49eaba3 Adapted the ChartInfoService to return more information about charts than before. In addition, the PanControl is added to the chart toolbar.
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parents: 549
diff changeset
415
538
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diff changeset
416 /**
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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diff changeset
417 * Returns the Transform2D object used to transform image coordinates into
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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diff changeset
418 * chart coordinates.
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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diff changeset
419 *
561
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diff changeset
420 * @param pos The index of a specific transformer.
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
421 *
538
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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diff changeset
422 * @return the Transform2D object.
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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parents: 534
diff changeset
423 */
561
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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diff changeset
424 public Transform2D getTransformer(int pos) {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
425 if (chartInfo == null) {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
426 return null;
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
427 }
538
75df57220104 Adapted the MousePositionPanel to use the Transform2D object for computing the chart coordinates from image coordinates.
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parents: 534
diff changeset
428
561
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
429 return chartInfo.getTransformer(pos);
534
e08777967bad Added a first implementation of a MousePositionPanel - work is not finished yet.
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parents: 533
diff changeset
430 }
e08777967bad Added a first implementation of a MousePositionPanel - work is not finished yet.
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parents: 533
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431
e08777967bad Added a first implementation of a MousePositionPanel - work is not finished yet.
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parents: 533
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432
542
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433 /**
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434 * Creates a new chart panel with default size.
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435 *
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436 * @return the created chart panel.
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437 */
521
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
438 protected Canvas createChartPanel() {
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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439 return createChartPanel(DEFAULT_CHART_WIDTH, DEFAULT_CHART_HEIGHT);
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440 }
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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441
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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442
542
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443 /**
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444 * Creates a new chart panel with specified width and height.
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445 *
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446 * @param width The width for the chart panel.
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447 * @param height The height for the chart panel.
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448 *
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449 * @return the created chart panel.
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450 */
521
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451 protected Canvas createChartPanel(int width, int height) {
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452 Img chart = getChartImg(width, height);
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453 chart.setWidth100();
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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454 chart.setHeight100();
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455
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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456 return chart;
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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457 }
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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458
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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459
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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460 /**
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
461 * Builds the chart image and returns it.
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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462 *
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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463 * @param width The chart width.
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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464 * @param height The chart height.
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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465 *
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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466 * @return the chart image.
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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467 */
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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468 protected Img getChartImg(int width, int height) {
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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469 return new Img(getImgUrl(width, height));
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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470 }
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
471
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
472
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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parents:
diff changeset
473 /**
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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parents:
diff changeset
474 * Builds the URL that points to the chart image.
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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parents:
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475 *
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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476 * @param width The width of the requested chart.
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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477 * @param height The height of the requested chart.
542
7c57149e8715 Append the x and y ranges determined after zooming with the ZoomboxControl to the attribute document used for the chart creation.
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diff changeset
478 * @param xr Optional x range (used for zooming).
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parents: 541
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479 * @param yr Optional y range (used for zooming).
521
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
480 *
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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481 * @return the URL to the chart image.
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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482 */
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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483 protected String getImgUrl(int width, int height) {
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
484 Config config = Config.getInstance();
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
485
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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486 String imgUrl = GWT.getModuleBaseURL();
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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487 imgUrl += "chart";
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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488 imgUrl += "?uuid=" + collection.identifier();
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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489 imgUrl += "&type=" + mode.getName();
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490 imgUrl += "&server=" + config.getServerUrl();
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491 imgUrl += "&locale=" + config.getLocale();
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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492 imgUrl += "&timestamp=" + new Date().getTime();
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493 imgUrl += "&width=" + Integer.toString(width);
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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494 imgUrl += "&height=" + Integer.toString(height);
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495
561
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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496 double[] zoom = getZoomValues();
542
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497
561
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diff changeset
498 if (zoom != null) {
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499 GWT.log("Zoom to specified range.");
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500
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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501 imgUrl += "&minx=" + Double.toString(zoom[0]);
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502 imgUrl += "&maxx=" + Double.toString(zoom[1]);
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503 imgUrl += "&miny=" + Double.toString(zoom[2]);
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parents: 555
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504 imgUrl += "&maxy=" + Double.toString(zoom[3]);
542
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diff changeset
505 }
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parents: 541
diff changeset
506
521
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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diff changeset
507 return imgUrl;
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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508 }
549
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
509
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 548
diff changeset
510
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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diff changeset
511 public Map getChartAttributes() {
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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diff changeset
512 Map<String, String> attr = new HashMap<String, String>();
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
513
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
514 Canvas chart = getChartPanel();
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diff changeset
515 attr.put("width", chart.getWidth().toString());
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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diff changeset
516 attr.put("height", chart.getHeight().toString());
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
517
561
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
518 double[] zoom = getZoomValues();
549
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
519
561
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
520 if (zoom != null) {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
521 attr.put("minx", Double.toString(zoom[0]));
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
522 attr.put("maxx", Double.toString(zoom[1]));
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
523 attr.put("miny", Double.toString(zoom[2]));
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
524 attr.put("maxy", Double.toString(zoom[3]));
549
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
525 }
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 548
diff changeset
526
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
527 return attr;
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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parents: 548
diff changeset
528 }
561
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
529
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
530
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 555
diff changeset
531 protected double[] getZoomValues() {
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
532 return zoom;
460b8e0f0563 Parse the min/max axes ranges for the ChartInfo and modified the zoom and pan actions to match the current server implementation.
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parents: 555
diff changeset
533 }
521
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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parents:
diff changeset
534 }
fc60822e9c89 Added a new package 'chart' that should be the place where chart relevant classes should be stored. Moved ChartOutputTab into that package.
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parents:
diff changeset
535 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org