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annotate geotemco/js/FuzzyTimeline/FuzzyTimelineWidget.js @ 0:b12c99b7c3f0

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commit for previous development
author Zoe Hong <zhong@mpiwg-berlin.mpg.de>
date Mon, 19 Jan 2015 17:13:49 +0100
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1 /*
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2 * FuzzyTimelineWidget.js
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3 *
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4 * Copyright (c) 2013, Sebastian Kruse. All rights reserved.
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5 *
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6 * This library is free software; you can redistribute it and/or
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7 * modify it under the terms of the GNU Lesser General Public
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8 * License as published by the Free Software Foundation; either
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9 * version 3 of the License, or (at your option) any later version.
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10 *
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11 * This library is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * Lesser General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU Lesser General Public
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17 * License along with this library; if not, write to the Free Software
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18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 * MA 02110-1301 USA
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20 */
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21
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22 /**
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23 * @class FuzzyTimelineWidget
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24 * FuzzyTimelineWidget Implementation
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25 * @author Sebastian Kruse (skruse@mpiwg-berlin.mpg.de)
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26 *
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27 * @param {WidgetWrapper} core wrapper for interaction to other widgets
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28 * @param {HTML object} div parent div to append the FuzzyTimeline widget div
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29 * @param {JSON} options user specified configuration that overwrites options in FuzzyTimelineConfig.js
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30 */
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31 FuzzyTimelineWidget = function(core, div, options) {
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32
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33 this.datasets;
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34 this.selected = undefined;
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35 this.overallMin;
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36 this.overallMax;
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37
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38 this.core = core;
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39 this.core.setWidget(this);
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40
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41 this.options = (new FuzzyTimelineConfig(options)).options;
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42 this.gui = new FuzzyTimelineGui(this, div, this.options);
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43
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44 this.viewMode;
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45 this.density;
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46 this.rangeSlider;
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47 this.rangeBars;
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48 this.rangePiechart;
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49 this.spanHash = [];
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50
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51 this.handles = [];
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52 this.zoomFactor = 1;
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53
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54 this.scaleMode = "normal";
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55 }
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56
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57 FuzzyTimelineWidget.prototype = {
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58
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59 initWidget : function(data) {
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60 var fuzzyTimeline = this;
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61
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62 delete fuzzyTimeline.overallMin;
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63 delete fuzzyTimeline.overallMax;
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64
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65 $(fuzzyTimeline.gui.plotDiv).empty();
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66 $(fuzzyTimeline.gui.sliderTable).empty();
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67 delete fuzzyTimeline.rangeSlider;
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68 $(fuzzyTimeline.gui.rangePiechartDiv).empty();
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69 delete fuzzyTimeline.rangePiechart;
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70
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71 fuzzyTimeline.switchViewMode("density");
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72
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73 if ( (data instanceof Array) && (data.length > 0) )
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74 {
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75 fuzzyTimeline.datasets = data;
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76
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77 $(fuzzyTimeline.datasets).each(function(){
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78 $(this.objects).each(function(){
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79 var datemin,datemax;
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80 if (this.isTemporal){
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81 //TODO: allow more than one date
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82 datemin = moment(this.dates[0].date);
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83 datemax = datemin;
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84 } else if (this.isFuzzyTemporal){
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85 //TODO: allow more than one date
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86 datemin = this.TimeSpanBegin;
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87 datemax = this.TimeSpanEnd;
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88 }
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89
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90 if (typeof fuzzyTimeline.overallMin === "undefined")
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91 fuzzyTimeline.overallMin = datemin;
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92 if (typeof fuzzyTimeline.overallMax === "undefined")
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93 fuzzyTimeline.overallMax = datemax;
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94
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95 if (fuzzyTimeline.overallMin > datemin)
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96 fuzzyTimeline.overallMin = datemin;
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97 if (fuzzyTimeline.overallMax < datemax)
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98 fuzzyTimeline.overallMax = datemax;
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99 });
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100 });
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101
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102 fuzzyTimeline.rangeSlider = new FuzzyTimelineRangeSlider(fuzzyTimeline);
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103 fuzzyTimeline.rangeSlider.initialize(fuzzyTimeline.datasets);
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104
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105 fuzzyTimeline.rangePiechart = new FuzzyTimelineRangePiechart(fuzzyTimeline, fuzzyTimeline.gui.rangePiechartDiv);
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106 fuzzyTimeline.rangePiechart.initialize(fuzzyTimeline.datasets);
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107 }
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108 },
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109
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110 switchViewMode : function(viewMode){
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111 var fuzzyTimeline = this;
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112 if (viewMode !== fuzzyTimeline.viewMode){
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113 $(fuzzyTimeline.gui.plotDiv).empty();
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114 if (viewMode === "density"){
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115 fuzzyTimeline.density = new FuzzyTimelineDensity(fuzzyTimeline,fuzzyTimeline.gui.plotDiv);
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116 } else if (viewMode === "barchart"){
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117 fuzzyTimeline.rangeBars = new FuzzyTimelineRangeBars(fuzzyTimeline);
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118 }
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119 fuzzyTimeline.viewMode = viewMode;
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120 }
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121 },
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122
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123 scaleData : function(data){
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124 var fuzzyTimeline = this;
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125 if (fuzzyTimeline.scaleMode == "normal"){
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126 return data;
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127 } else if (fuzzyTimeline.scaleMode == "logarithm"){
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128 for(var index in data){
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129 var val = data[index];
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130 if (val!=0){
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131 var sign = 1;
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132 if (val<0){
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133 sign = -1;
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134 }
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135 data[index] = sign*Math.log(Math.abs(data[index])+1);
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136 }
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137 }
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138 return data;
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139 } else if (fuzzyTimeline.scaleMode == "percentage"){
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140 var overallCnt = 0;
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141 for(var index in data){
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142 var val = data[index];
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143 if (val > 0){
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144 overallCnt += val;
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145 }
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146 }
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147 //make 1 = 100%
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148 overallCnt = overallCnt/100;
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149 if (overallCnt != 0){
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150 for(var index in data){
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151 data[index] = (data[index])/overallCnt;
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152 }
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153 }
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154 return data;
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155 }
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156 },
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157
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158 changeScaleMode : function(scaleMode) {
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159 var fuzzyTimeline = this;
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160 fuzzyTimeline.scaleMode = scaleMode;
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161 fuzzyTimeline.drawFuzzyTimeline();
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162 },
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163
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164 slidePositionChanged : function(spanWidth) {
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165 var fuzzyTimeline = this;
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166 fuzzyTimeline.spanWidth = spanWidth;
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167 fuzzyTimeline.drawFuzzyTimeline();
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168 },
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169
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170 drawFuzzyTimeline : function(){
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171 var fuzzyTimeline = this;
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172 var datasets = fuzzyTimeline.datasets;
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173 if (fuzzyTimeline.viewMode === "density"){
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174 //redraw density plot
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175 fuzzyTimeline.density.drawDensityPlot(datasets);
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176 //select currently selected data (if there is any)
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177 fuzzyTimeline.density.selectionChanged(fuzzyTimeline.selected);
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178 } else if (fuzzyTimeline.viewMode === "barchart"){
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179 //redraw range plot
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180 fuzzyTimeline.rangeBars.drawRangeBarChart(datasets,fuzzyTimeline.spanWidth);
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181 //select currently selected data (if there is any)
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182 fuzzyTimeline.rangeBars.selectionChanged(fuzzyTimeline.selected);
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183 }
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184 },
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185
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186 highlightChanged : function(objects) {
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187 var fuzzyTimeline = this;
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188 if( !GeoTemConfig.highlightEvents ){
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189 return;
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190 }
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191 if ( (typeof objects === "undefined") || (objects.length == 0) ){
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192 return;
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193 }
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194 if (fuzzyTimeline.viewMode === "density")
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195 this.density.highlightChanged(objects);
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196 else if (fuzzyTimeline.viewMode === "barchart")
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197 this.rangeBars.highlightChanged(objects);
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198
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199 fuzzyTimeline.rangePiechart.highlightChanged(objects);
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200 },
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201
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202 selectionChanged : function(selection) {
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203 var fuzzyTimeline = this;
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204 if( !GeoTemConfig.selectionEvents ){
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205 return;
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206 }
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207 if ((typeof selection.objects !== "undefined")&&
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208 (selection.objects.length == GeoTemConfig.datasets.length))
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209 fuzzyTimeline.selected = selection.objects;
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210 else
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211 delete fuzzyTimeline.selected;
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212 if (fuzzyTimeline.viewMode === "density")
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213 this.density.selectionChanged(fuzzyTimeline.selected);
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214 else if (fuzzyTimeline.viewMode === "barchart")
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215 this.rangeBars.selectionChanged(fuzzyTimeline.selected);
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216
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217 if (selection.valid())
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218 fuzzyTimeline.rangePiechart.selectionChanged(fuzzyTimeline.selected);
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219 else
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220 fuzzyTimeline.rangePiechart.selectionChanged([]);
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221
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222 //selections "overwrite" each other
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223 if (selection.widget != fuzzyTimeline)
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224 fuzzyTimeline.clearHandles();
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225 },
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226
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227 buildSpanArray : function(spanWidth) {
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228 var spanArray = [];
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229 var tickStart = moment(this.overallMin);
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230 do{
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231 spanArray.push(moment(tickStart));
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232 tickStart.add(spanWidth);
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233 } while (tickStart <= this.overallMax);
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234 spanArray.push(moment(tickStart));
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235
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236 this.spanHash.push({spanWidth:spanWidth,overallMin:moment(this.overallMin),spanArray:spanArray});
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237 return(spanArray);
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238 },
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239
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240 getSpanArray : function(spanWidth){
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241 for (var i = 0; i < this.spanHash.length; i++){
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242 var element = this.spanHash[i];
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243 if ( ((this.overallMin-element.overallMin)===0) &&
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244 ((spanWidth-element.spanWidth)===0))
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245 return element.spanArray;
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246 }
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247 return this.buildSpanArray(spanWidth);
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248 },
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249
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250 clearSpanArray : function(){
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251 this.spanHash = [];
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252 },
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253
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254 getTicks : function(dataObject, spanWidth) {
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255 var datemin,datemax;
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256 if (dataObject.isTemporal){
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257 datemin = moment(dataObject.dates[0].date);
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258 datemax = datemin;
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259 } else if (dataObject.isFuzzyTemporal){
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260 datemin = dataObject.TimeSpanBegin;
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261 datemax = dataObject.TimeSpanEnd;
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262 } else{
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263 return;
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264 }
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265
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266 if (typeof spanWidth._data === "undefined"){
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267 //This does only work with millisecond spans, as the length of years is (very) inaccurate.
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268 //(e.g. 100-0 = 99, 2000-1000 = 1001, 5000-0 = 5003, and so on and even more: duration(5000a) = 4932a)
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269 //So the time consuming loop below is needed for accurate dates, when years/months/days etc. are supplied
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270 var firstTick = Math.floor((datemin-this.overallMin)/spanWidth);
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271 var lastTick = Math.floor((datemax-this.overallMin)/spanWidth);
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272 //calculate how much the first (and last) tick and the time-span overlap
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273 var firstTickPercentage = 1;
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274 var lastTickPercentage = 1;
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275 if (firstTick != lastTick){
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276 var secondTickStart = this.overallMin+(firstTick+1)*spanWidth;
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277 var lastTickStart = this.overallMin+lastTick*spanWidth;
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278 firstTickPercentage = (secondTickStart-datemin)/spanWidth;
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279 lastTickPercentage = (datemax-lastTickStart)/spanWidth;
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280 }
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281 if (firstTickPercentage === 0){
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282 firstTick++;
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283 firstTickPercentage = 1;
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284 }
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285 if (lastTickPercentage === 0){
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286 lastTick--;
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287 lastTickPercentage = 1;
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288 }
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289 } else {
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290 var spanArray = this.getSpanArray(spanWidth);
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291 var firstTick, lastTick;
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292 var tickCount = 0;
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293 var tickStart = spanArray[0];
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294 var lastTickStart;
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295 do{
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296 lastTickStart = spanArray[tickCount];
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297 tickCount++;
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298 tickStart = spanArray[tickCount];
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299 if ( (typeof firstTick === "undefined") && (datemin < tickStart) ){
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300 firstTick = tickCount-1;
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301 firstTickPercentage = (tickStart - datemin)/spanWidth;
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302 }
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303 if ( (typeof lastTick === "undefined") && (datemax <= tickStart) ){
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304 lastTick = tickCount-1;
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305 lastTickPercentage = (datemax - lastTickStart)/spanWidth;
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306 }
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307 } while (tickStart < datemax);
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308 if (firstTick == lastTick){
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309 firstTickPercentage = 1;
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310 lastTickPercentage = 1;
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311 }
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312 }
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313
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314 return({ firstTick:firstTick,
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315 lastTick:lastTick,
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316 firstTickPercentage:firstTickPercentage,
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317 lastTickPercentage:lastTickPercentage});
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318 },
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319
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320 getObjects : function(dateStart, dateEnd) {
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321 var fuzzyTimeline = this;
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322 var searchDateStart, searchDateEnd;
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323 if (typeof dateStart !== "undefined")
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324 searchDateStart = moment(dateStart);
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325 if (typeof dateEnd !== "undefined")
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326 searchDateEnd = moment(dateEnd);
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327
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328 var datasets = [];
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329 $(fuzzyTimeline.datasets).each(function(){
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330 var objects = [];
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331 //check if we got "real" datasets, or just array of objects
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332 var datasetObjects = this;
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333 if (typeof this.objects !== "undefined")
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334 datasetObjects = this.objects;
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335 $(datasetObjects).each(function(){
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336 var datemin,datemax;
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337 var dataObject = this;
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338 if (dataObject.isTemporal){
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339 datemin = moment(dataObject.dates[0].date);
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340 datemax = datemin;
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341 } else if (dataObject.isFuzzyTemporal){
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342 datemin = dataObject.TimeSpanBegin;
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343 datemax = dataObject.TimeSpanEnd;
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344 } else{
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345 return;
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346 }
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347
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348 if (typeof searchDateEnd === 'undefined'){
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349 if ( (datemin <= searchDateStart) && (datemax >= searchDateStart) )
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350 objects.push(this);
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351 } else {
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352 if ((datemin < searchDateEnd) && (datemax >= searchDateStart))
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353 objects.push(this);
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354 }
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355 });
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356 datasets.push(objects);
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357 });
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358
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359 return(datasets);
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360 },
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361
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362 triggerHighlight : function(highlightedObjects){
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363 var fuzzyTimeline = this;
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364 if (fuzzyTimeline.viewMode === "density")
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365 fuzzyTimeline.density.highlightChanged(highlightedObjects);
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366 else if (fuzzyTimeline.viewMode === "barchart")
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367 fuzzyTimeline.rangeBars.highlightChanged(highlightedObjects);
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368
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369 fuzzyTimeline.core.triggerHighlight(highlightedObjects);
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370 },
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371
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372 triggerSelection : function(selectedObjects){
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373 var fuzzyTimeline = this;
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374 fuzzyTimeline.selected = selectedObjects;
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375 if (fuzzyTimeline.viewMode === "density")
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376 fuzzyTimeline.density.selectionChanged(selectedObjects);
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377 else if (fuzzyTimeline.viewMode === "barchart")
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378 fuzzyTimeline.rangeBars.selectionChanged(selectedObjects);
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379
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380 selection = new Selection(selectedObjects);
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381
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382 fuzzyTimeline.core.triggerSelection(selection);
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383 },
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384
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385 addHandle : function(x1,x2){
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386 var fuzzyTimeline = this;
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387 //make sure the interval is ordered correctly
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388 if (x2<x1){
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389 var temp = x1;
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390 x1 = x2;
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391 x2 = temp;
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392 }
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393 fuzzyTimeline.handles.push({x1:x1,x2:x2});
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394 fuzzyTimeline.drawHandles();
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395 //enabled "play" button
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396 $(fuzzyTimeline.rangeSlider.startAnimation).removeClass("playDisabled").addClass("playEnabled");
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397 },
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398
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399 selectByX : function(x1,x2){
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400 var fuzzyTimeline = this;
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401 if (fuzzyTimeline.viewMode === "density"){
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402 fuzzyTimeline.density.selectByX(x1,x2);
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403 } else if (fuzzyTimeline.viewMode === "barchart"){
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404 fuzzyTimeline.rangeBars.selectByX(x1,x2);
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405 }
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406 },
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407
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408 drawHandles : function(){
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409 var fuzzyTimeline = this;
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410
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411 $(fuzzyTimeline.gui.plotDiv).find(".plotHandle").remove();
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412 $(fuzzyTimeline.gui.plotDiv).find(".dragTimeRangeAlt").remove();
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413 $(fuzzyTimeline.gui.plotDiv).find(".plotHandleBox").remove();
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414
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415 var plotHeight = (fuzzyTimeline.density.plot?fuzzyTimeline.density.plot:fuzzyTimeline.rangeBars.plot).height();
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416 var plotWidth = (fuzzyTimeline.density.plot?fuzzyTimeline.density.plot:fuzzyTimeline.rangeBars.plot).width();
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417 //flot sends the wrong width if we extend the parent div, so scale it accordingly
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418 plotWidth = plotWidth*fuzzyTimeline.zoomFactor;
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419 var plotOffset = (fuzzyTimeline.density.plot?fuzzyTimeline.density.plot:fuzzyTimeline.rangeBars.plot).getPlotOffset().left;
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420
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421 $(fuzzyTimeline.handles).each(function(){
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422 var handle = this;
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423
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424 var moveLeftHandle = function(){
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425 leftHandle.style.left = handle.x1-$(leftHandle).width() + "px";
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426 };
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427
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428 var moveRightHandle = function(){
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429 rightHandle.style.left = handle.x2+ "px";
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430 };
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431
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432 var resizeHandleBox = function(){
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433 handleBox.style.left = handle.x1+"px";
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parents:
diff changeset
434 $(handleBox).width(handle.x2-handle.x1);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
435 };
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
436
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
437 var moveDragButton = function(){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
438 dragButton.style.left = (handle.x1+handle.x2)/2 - $(dragButton).width()/2 + "px";
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
439 };
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
440
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
441 var leftHandle = document.createElement("div");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
442 leftHandle.title = GeoTemConfig.getString('leftHandle');
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
443 leftHandle.style.backgroundImage = "url(" + GeoTemConfig.path + "leftHandle.png" + ")";
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
444 leftHandle.setAttribute('class', 'plotHandle plotHandleIcon');
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
445 leftHandle.style.visibility = "visible";
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
446 $(fuzzyTimeline.gui.plotDiv).append(leftHandle);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
447 moveLeftHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
448 leftHandle.style.top = plotHeight/2-$(leftHandle).height()/2 + "px";
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
449
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
450 var rightHandle = document.createElement("div");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
451 rightHandle.title = GeoTemConfig.getString('leftHandle');
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
452 rightHandle.style.backgroundImage = "url(" + GeoTemConfig.path + "rightHandle.png" + ")";
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
453 rightHandle.setAttribute('class', 'plotHandle plotHandleIcon');
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
454 rightHandle.style.visibility = "visible";
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
455 moveRightHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
456 $(fuzzyTimeline.gui.plotDiv).append(rightHandle);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
457
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
458 rightHandle.style.top = plotHeight/2-$(rightHandle).height()/2 + "px";
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
459
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
460 var handleBox = document.createElement("div");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
461 $(fuzzyTimeline.gui.plotDiv).append(handleBox);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
462 $(handleBox).addClass("plotHandleBox");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
463 resizeHandleBox();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
464 $(handleBox).height(plotHeight);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
465
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
466 var dragButton = document.createElement("div");
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
467 dragButton.title = GeoTemConfig.getString('dragTimeRange');
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
468 dragButton.style.backgroundImage = "url(" + GeoTemConfig.path + "drag.png" + ")";
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parents:
diff changeset
469 dragButton.setAttribute('class', 'dragTimeRangeAlt plotHandleIcon');
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
470 $(fuzzyTimeline.gui.plotDiv).append(dragButton);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
471 moveDragButton();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
472 dragButton.style.top = plotHeight + "px";
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
473
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
474 $(leftHandle).mousedown(function(){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
475 $(fuzzyTimeline.gui.plotDiv).mousemove(function(eventObj){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
476 var x = eventObj.clientX;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
477 x += $(fuzzyTimeline.gui.plotDiv).parent().scrollLeft();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
478 if ((x < handle.x2) &&
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
479 (x >= plotOffset)){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
480 x = x - leftHandle.offsetWidth;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
481 handle.x1 = x + $(leftHandle).width();
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
482
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
483 moveLeftHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
484 resizeHandleBox();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
485 moveDragButton();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
486 }
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
487 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
488 $(fuzzyTimeline.gui.plotDiv).mouseup(function(eventObj){
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
489 fuzzyTimeline.selectByX(handle.x1,handle.x2);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
490 $(fuzzyTimeline.gui.plotDiv).unbind("mouseup");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
491 $(fuzzyTimeline.gui.plotDiv).unbind("mousemove");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
492 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
493 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
494
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
495 $(rightHandle).mousedown(function(){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
496 $(fuzzyTimeline.gui.plotDiv).mousemove(function(eventObj){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
497 var x = eventObj.clientX;
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
498 x += $(fuzzyTimeline.gui.plotDiv).parent().scrollLeft();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
499 x = x - rightHandle.offsetWidth;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
500 if ((x > handle.x1) &&
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
501 (x <= plotOffset+plotWidth)){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
502 handle.x2 = x;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
503
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
504 moveRightHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
505 resizeHandleBox();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
506 moveDragButton();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
507 }
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
508 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
509 $(fuzzyTimeline.gui.plotDiv).mouseup(function(eventObj){
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
510 fuzzyTimeline.selectByX(handle.x1,handle.x2);
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Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
511 $(fuzzyTimeline.gui.plotDiv).unbind("mouseup");
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parents:
diff changeset
512 $(fuzzyTimeline.gui.plotDiv).unbind("mousemove");
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diff changeset
513 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
514 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
515
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
516 $(dragButton).mousedown(function(){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
517 $(fuzzyTimeline.gui.plotDiv).mousemove(function(eventObj){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
518 var x = eventObj.clientX;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
519 //TODO: for some reason we don't need the scoll offset here
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
520 //this should be investigated?
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
521 //x += $(fuzzyTimeline.gui.plotDiv).parent().scrollLeft();
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parents:
diff changeset
522 var xdiff = x - $(dragButton).offset().left - $(dragButton).width()/2;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
523 handle.x1 = handle.x1+xdiff;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
524 handle.x2 = handle.x2+xdiff;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
525
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
526 moveLeftHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
527 moveRightHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
528 resizeHandleBox();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
529 moveDragButton();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
530 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
531 $(fuzzyTimeline.gui.plotDiv).mouseup(function(eventObj){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
532 if (handle.x1 < plotOffset)
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
533 handle.x1 = plotOffset;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
534 if (handle.x2 > plotOffset+plotWidth)
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
535 handle.x2 = plotOffset+plotWidth;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
536
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
537 moveLeftHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
538 moveRightHandle();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
539 resizeHandleBox();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
540 moveDragButton();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
541
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
542 fuzzyTimeline.selectByX(handle.x1,handle.x2);
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
543 $(fuzzyTimeline.gui.plotDiv).unbind("mouseup");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
544 $(fuzzyTimeline.gui.plotDiv).unbind("mousemove");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
545 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
546 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
547 });
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
548 },
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
549
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
550 clearHandles : function(){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
551 var fuzzyTimeline = this;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
552 $(fuzzyTimeline.gui.plotDiv).find(".plotHandle").remove();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
553 $(fuzzyTimeline.gui.plotDiv).find(".dragTimeRangeAlt").remove();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
554 $(fuzzyTimeline.gui.plotDiv).find(".plotHandleBox").remove();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
555 fuzzyTimeline.handles = [];
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
556 //disable buttons
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
557 $(fuzzyTimeline.rangeSlider.startAnimation).removeClass("playEnabled").addClass("playDisabled");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
558 $(fuzzyTimeline.rangeSlider.pauseAnimation).removeClass("pauseEnabled").addClass("pauseDisabled");
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
559 //stop the animation (if one was running)
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
560 fuzzyTimeline.pauseAnimation();
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
561 },
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
562
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
563 startAnimation : function(){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
564 var fuzzyTimeline = this;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
565 fuzzyTimeline.loopFunction = function(steps){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
566 $(fuzzyTimeline.handles).each(function(){
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
567 if (typeof steps === "undefined")
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
568 steps = 1;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
569
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
570 var handle = this;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
571 var x1 = handle.x1;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
572 var x2 = handle.x2;
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
573
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
574 if (typeof handle.width === "undefined")
b12c99b7c3f0 commit for previous development
Zoe Hong <zhong@mpiwg-berlin.mpg.de>
parents:
diff changeset
575 handle.width = x2-x1;
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576
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577 var plotWidth = (fuzzyTimeline.density.plot?fuzzyTimeline.density.plot:fuzzyTimeline.rangeBars.plot).width();
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578 var plotOffset = (fuzzyTimeline.density.plot?fuzzyTimeline.density.plot:fuzzyTimeline.rangeBars.plot).getPlotOffset().left;
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579
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580 var plotMax = plotWidth+plotOffset;
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581
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582 //TODO: has to be plotMin
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583 if (!((x1 === plotOffset)&&(x2-x1 <= handle.width))){
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584 x1 += steps;
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585 }
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586 if (x2 <= plotMax){
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587 x2 += steps;
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588 if (x2 > plotMax)
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589 x2 = plotMax;
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590 if (x2-x1 > handle.width){
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591 x1 = x2-handle.width;
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592 }
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593 }
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594 if (x1 >= plotMax){
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595 //TODO: has to be plotMin
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596 x1 = plotOffset;
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597 x2 = plotOffset;
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598 }
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599
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600 handle.x1 = x1;
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601 handle.x2 = x2;
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602
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603 fuzzyTimeline.drawHandles();
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604 fuzzyTimeline.selectByX(handle.x1, handle.x2);
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605 });
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606 };
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607
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608 fuzzyTimeline.loopId = setInterval(function(){
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609 fuzzyTimeline.loopFunction(10);
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610 }, 100);
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611 },
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612
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613 pauseAnimation : function(){
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614 var fuzzyTimeline = this;
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615 clearInterval(fuzzyTimeline.loopId);
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616 $(fuzzyTimeline.handles).each(function(){
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617 var handle = this;
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618 delete handle.width;
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619 });
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620 },
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621
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622 //This function enlargens the plot area
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623 zoomPlot : function(zoomFactor){
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624 var fuzzyTimeline = this;
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625 var oldZoomFactor = fuzzyTimeline.zoomFactor;
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626 fuzzyTimeline.zoomFactor = zoomFactor;
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627 if (zoomFactor > 1){
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628 $(fuzzyTimeline.gui.plotDiv).width(zoomFactor*100+"%");
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629 //leave place for the scrollbar
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630 $(fuzzyTimeline.gui.plotDiv).height(fuzzyTimeline.gui.plotDIVHeight-20);
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631 } else{
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632 $(fuzzyTimeline.gui.plotDiv).width("100%");
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633 $(fuzzyTimeline.gui.plotDiv).height(fuzzyTimeline.gui.plotDIVHeight);
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634 }
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635
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636 //fit handles
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637 //this does not make much sense, as the selections are _completely_ different
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638 //for each scale rate, as the objects may reside in different "ticks" of the graph
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639 $(fuzzyTimeline.handles).each(function(){
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640 var handle = this;
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641 handle.x1 = handle.x1 * (zoomFactor/oldZoomFactor);
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642 handle.x2 = handle.x2 * (zoomFactor/oldZoomFactor);
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643 });
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644 }
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645 };