| 1 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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| 2 | <html>
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| 3 | <head>
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| 4 | <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
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| 5 | <title>Title</title>
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| 6 | <! Javascript Here>
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| 7 |
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| 8 | <script type="text/javascript">
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| 9 |
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| 10 | function offsetLabels(labels, offset)
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| 11 | {
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| 12 | var copy = new Array();
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| 13 | for (key in labels) {
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| 14 | copy[key] = new Array(labels[key][0] + 0.25, labels[key][1]);
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| 15 | }
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| 16 | return copy;
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| 17 | }
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| 18 |
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| 19 | function createLogDataSet(inDataSet)
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| 20 | {
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| 21 | var logDataSet = {};
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| 22 | logDataSet.label = inDataSet.label;
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| 23 | logDataSet.data = [];
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| 24 |
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| 25 | if (!inDataSet.data)
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| 26 | return logDataSet;
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| 27 |
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| 28 | var length = inDataSet.data.length;
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| 29 |
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| 30 | for (var i = 0; i < length; i++) {
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| 31 | logDataSet.data[i] = [];
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| 32 | logDataSet.data[i][0] = inDataSet.data[i][0];
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| 33 | logDataSet.data[i][1] = Math.log(inDataSet.data[i][1]);
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| 34 | }
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| 35 | return logDataSet;
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| 36 | }
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| 37 |
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| 38 |
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| 39 | function createLogData(inData)
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| 40 | {
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| 41 | var logData = [];
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| 42 |
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| 43 | // foreach data set;
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| 44 | var length = inData.length;
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| 45 | for (var i = 0; i < length; ++i) {
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| 46 | logData[i] = createLogDataSet(inData[i]);
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| 47 | }
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| 48 | return logData;
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| 49 | }
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| 50 |
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| 51 | function createChart() {
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| 52 | // alert("create chart" + this.chartId)
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| 53 |
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| 54 | var dataSet;
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| 55 |
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| 56 | if (this.useLinearScale)
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| 57 | dataSet = this.selectedDataset;
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| 58 | else
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| 59 | dataSet = createLogData(this.selectedDataset);
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| 60 |
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| 61 | if (this.useLineChart) {
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| 62 | var f = Flotr.draw($(this.chartId),
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| 63 | dataSet,
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| 64 | { legend:{ backgroundColor: '#D2E8FF' }
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| 65 | , xaxis: { ticks: this.labels, noTicks : 10 }
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| 66 | , mouse: {
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| 67 | track: true,
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| 68 | lineColor: 'purple',
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| 69 | sensibility: 1,
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| 70 | trackDecimals: 2,
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| 71 | trackFormatter: function(obj){ return 'x = ' + obj.x +', y = ' + obj.y; }
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| 72 | }
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| 73 | });
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| 74 |
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| 75 | } else {
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| 76 | var f = Flotr.draw($(this.chartId),
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| 77 | dataSet,
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| 78 | { legend:{ backgroundColor: '#D2E8FF'}
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| 79 | , bars: { show: true, lineWidth: 1, barWidth: this.barWidth }
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| 80 | , xaxis: { ticks: offsetLabels(this.labels, chartOptions.tickOffset), noTicks : 10 }
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| 81 | });
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| 82 | }
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| 83 | }
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| 84 |
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| 85 | function checkform()
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| 86 | {
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| 87 | // alert("check form " + this.form.id + " " + this.chartId);
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| 88 | var field = this.form.list
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| 89 |
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| 90 | // Apparently list of lenght one is not a list...
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| 91 | // Display the entire chart if there is only one data series.
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| 92 | if (!field.length) {
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| 93 | this.createChart();
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| 94 | return;
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| 95 | }
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| 96 |
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| 97 | this.selectedDataset = [];
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| 98 | var data = [];
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| 99 | var index = 0;
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| 100 |
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| 101 | for (i = 0; i < field.length; i++) {
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| 102 | if (field[i].checked == true) {
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| 103 | this.selectedDataset[index++] = this.dataset[i];
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| 104 | } else {
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| 105 | this.selectedDataset[index++] = [];
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| 106 | }
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| 107 | }
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| 108 | this.createChart();
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| 109 | }
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| 110 |
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| 111 | function createElement(nodeName, name) {
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| 112 | var node;
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| 113 | try {
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| 114 | node = document.createElement("<"+nodeName+" name="+name+">");
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| 115 | } catch (e) {
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| 116 | node = document.createElement(nodeName);
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| 117 | node.name = name;
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| 118 | }
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| 119 | return node;
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| 120 | }
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| 121 |
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| 122 | function createFormSelector(form, value, text, type)
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| 123 | {
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| 124 | var selector = createElement('input', 'list');
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| 125 | selector.type = type;
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| 126 | selector.defaultChecked = true;
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| 127 | selector.value = value;
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| 128 |
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| 129 | form.appendChild(selector);
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| 130 | form.appendChild(document.createTextNode(text));
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| 131 | form.appendChild(document.createElement("BR"));
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| 132 | }
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| 133 |
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| 134 | function createCheckBox(form, value, text)
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| 135 | {
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| 136 | createFormSelector(form, value, text, "checkbox");
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| 137 | }
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| 138 |
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| 139 | function createRadioButton(form, value, text)
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| 140 | {
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| 141 | createFormSelector(form, value, text, "radio");
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| 142 | }
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| 143 |
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| 144 | function buildSeriesSelector(form, chartOptions)
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| 145 | {
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| 146 | // alert("form" + form.id + " " + chartOptions.chartId);
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| 147 | var series = chartOptions.seriesLabels;
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| 148 | form.onclick = function() { /*alert("fn " + chartOptions.chartId);*/ chartOptions.checkform() };
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| 149 | for (s = 0; s < series.length; ++s) {
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| 150 | createCheckBox(form, s, series[s]);
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| 151 | }
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| 152 | }
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| 153 |
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| 154 | function buildChartTypeSelector()
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| 155 | {
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| 156 | createRadioButton(this.chartTypeForm, 0, "Bar Chart");
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| 157 | createRadioButton(this.chartTypeForm, 1, "Line Chart");
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| 158 |
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| 159 | var field = this.chartTypeForm.list;
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| 160 | if (this.useLineChart)
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| 161 | field[1].checked = true;
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| 162 | else
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| 163 | field[0].checked = true;
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| 164 |
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| 165 | var chartOptions = this;
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| 166 | this.chartTypeForm.onclick = function() {
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| 167 | var field = chartOptions.chartTypeForm.list;
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| 168 |
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| 169 | chartOptions.useLineChart = (field[1].checked == true);
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| 170 | chartOptions.checkform();
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| 171 | };
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| 172 | }
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| 173 |
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| 174 | function buildScaleSelector()
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| 175 | {
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| 176 | createRadioButton(this.scaleForm, 0, "Linear Scale");
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| 177 | createRadioButton(this.scaleForm, 1, "Logarithmic Scale");
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| 178 |
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| 179 | var field = this.scaleForm.list;
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| 180 | field[0].checked = true;
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| 181 | field[1].checked = false;
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| 182 |
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| 183 | var chartOptions = this;
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| 184 | this.scaleForm.onclick = function() {
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| 185 | var field = chartOptions.scaleForm.list;
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| 186 |
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| 187 | chartOptions.useLinearScale = (field[0].checked == true);
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| 188 | chartOptions.checkform();
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| 189 | };
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| 190 | }
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| 191 |
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| 192 |
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| 193 | </script>
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| 194 | </head>
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| 195 | <body>
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| 196 | <h2>
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| 197 | <! Title Here>
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| 198 | </h2>
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| 199 | <! Description Here>
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| 200 | <! Chart Here>
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| 201 | </body>
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| 202 | </html>
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