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annotate src/econnect/wp3_3/client/widgets/timeplot/Timeplot.java @ 89:3700846b8590 trimmed_data tip

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bug: removed leading / in url
author Sebastian Kruse <skruse@mpiwg-berlin.mpg.de>
date Fri, 15 Mar 2013 12:53:55 +0100
parents cf06b77a8bbd
children
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1 package econnect.wp3_3.client.widgets.timeplot;
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3 import com.google.gwt.user.client.ui.AbsolutePanel;
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4 import com.google.gwt.user.client.ui.Grid;
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5 import com.google.gwt.user.client.ui.Image;
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6 import com.google.gwt.user.client.ui.SimplePanel;
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7 import com.google.gwt.core.client.GWT;
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8 import com.google.gwt.dom.client.DivElement;
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9 import com.google.gwt.dom.client.Document;
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10 import com.google.gwt.event.dom.client.ClickEvent;
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11 import com.google.gwt.event.dom.client.ClickHandler;
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12
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13 import econnect.wp3_3.client.slider.Slider;
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14 import econnect.wp3_3.client.core.ApplicationConstants;
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15 import econnect.wp3_3.client.core.StiConstants;
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16 import econnect.wp3_3.client.core.StiCore;
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17 import econnect.wp3_3.client.widgets.timeplot.StiTimeplot;
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19 /**
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20 * Implementation of the Java component of the timeplot widget
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21 */
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22 public class Timeplot {
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23
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24 /**
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25 * The Javascript timeplot object
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26 */
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27 private StiTimeplot jsTimeplot;
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28
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29 /**
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30 * The slider component of the timeplot controls
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31 */
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32 private Slider zoomSlider;
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33
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34 /**
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35 * The animation control image container
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36 */
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37 private Image animation;
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38
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39 /**
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40 * If animation is possible (selected time range)
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41 */
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42 private boolean enableAnimation = false;
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43
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44 /**
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45 * Constructor for the timeplot widget java component
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46 *
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47 * @param core object to allow interaction with all javascript components
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48 * @param window id of the window to embed the timeplot widget
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49 * @param container id of the container, the window will be added
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50 */
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51 public Timeplot( StiCore core, String window, String container ){
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52 this.jsTimeplot = StiTimeplot.createStiTimeplot(core, window, container);
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53 }
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54
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55 /**
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56 * initializes the controls needed for timeplot interaction
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57 *
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58 * @return a grid of control elements
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59 */
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60 public Grid initPlotControls(){
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61
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62 final ApplicationConstants constants = (ApplicationConstants) GWT.create(ApplicationConstants.class);
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63 final StiConstants textConstants = (StiConstants) GWT.create(StiConstants.class);
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64
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65 this.animation = new Image();
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66 this.animation.setTitle(textConstants.animation0());
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67 this.animation.setUrl(constants.playDisabled());
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68 this.animation.addClickHandler(new ClickHandler() {
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69 public void onClick(ClickEvent event) {
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70 if( enableAnimation ){
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71 if( jsTimeplot.paused() ){
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72 jsTimeplot.play();
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73 }
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74 else {
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75 jsTimeplot.pause();
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76 }
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77 }
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78 }
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79 });
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80
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81 final Grid controlGrid = new Grid(2,1);
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82 controlGrid.setWidget(0, 0, this.animation);
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83
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84 DivElement zoomDiv = Document.get().createDivElement();
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85 zoomSlider = new Slider(zoomDiv,"vertical");
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86 zoomSlider.getSlider().setMaximum(100);
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87 zoomSlider.getSlider().setValue(0);
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88 zoomSlider.getSlider().addChangeListener(jsTimeplot,Document.get(),false);
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89
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90 Image zoomIn = new Image(constants.zoomInImage());
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91 zoomIn.addClickHandler(new ClickHandler() {
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92 public void onClick(ClickEvent event) {
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93 jsTimeplot.zoom(1);
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94 }
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95 });
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96 Image zoomOut = new Image(constants.zoomOutImage());
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97 zoomOut.addClickHandler(new ClickHandler() {
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98 public void onClick(ClickEvent event) {
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99 jsTimeplot.zoom(-1);
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100 }
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101 });
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102
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103 SimplePanel zoom = new SimplePanel();
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104 zoom.getElement().appendChild(zoomDiv);
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105
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106 AbsolutePanel zoomPanel = new AbsolutePanel();
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107 zoomPanel.addStyleName("sliderStyle");
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108 zoomPanel.addStyleName("cellStyle");
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109 zoomPanel.addStyleName("center");
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110 zoomPanel.add(zoomIn,2,0);
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111 zoomPanel.add(zoom,0,10);
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112 zoomPanel.add(zoomOut,2,84);
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113 zoomIn.addStyleName("zHigh");
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114 zoomOut.addStyleName("zHigh");
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115 zoomPanel.setTitle(textConstants.plotZoom());
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116
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117 controlGrid.setWidget(1, 0, zoomPanel);
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118 return controlGrid;
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119
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120 }
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121
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122 /**
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123 * changes images of animation controls
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124 */
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125 public void animationImage( boolean enable ){
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126 final ApplicationConstants constants = (ApplicationConstants) GWT.create(ApplicationConstants.class);
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127 final StiConstants textConstants = (StiConstants) GWT.create(StiConstants.class);
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128 this.enableAnimation = enable;
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129 if( enable ){
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130 if( jsTimeplot.paused() ){
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131 animation.setUrl(constants.playEnabled());
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132 animation.setTitle(textConstants.animation1());
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133 }
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134 else {
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135 animation.setUrl(constants.pauseEnabled());
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136 animation.setTitle(textConstants.animation2());
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137 }
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138 }
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139 else {
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140 animation.setUrl(constants.playDisabled());
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141 animation.setTitle(textConstants.animation0());
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142 }
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143 }
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144
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145 /**
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146 * sets zoom levels of corresponding zoom slider
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147 *
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148 * @param levels number of zoom levels
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149 */
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150 public void setZoomLevels( int levels ){
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151 zoomSlider.getSlider().setMaximum(levels);
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152 }
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153
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154 /**
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155 * sets value of corresponding zoom slider
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156 *
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157 * @param value value to set
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158 */
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159 public void setValue( int value ){
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160 zoomSlider.getSlider().setValue(value);
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161 }
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162
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163 /**
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164 * Getter for the value of corresponding zoom slider
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165 *
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166 * @return actual zoom slider value
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167 */
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168 public int getValue(){
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169 return zoomSlider.getSlider().getValue();
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170 }
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171
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172 /**
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173 * Getter for the corresponding Javascript component of the Timeplot
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174 *
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175 * @return the Javascript component of the Timeplot
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176 */
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177 public StiTimeplot getJsTimeplot(){
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178 return this.jsTimeplot;
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179 }
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180
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181 }