stoffu
6 years ago
parent
b8db279eca
commit
6ee16a02d7
@ -0,0 +1,144 @@
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function get_chart(chartData, levels) {
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chartData.shift();
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var chartData_rs = [];
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var block_date = null;
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var num_txes_per_day = {};
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for (var i = 0; i < chartData.length; ++i) {
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var block_date_new = new Date(1000 * chartData[i][0]);
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block_date_new.setHours(0);
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block_date_new.setMinutes(0);
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block_date_new.setSeconds(0);
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if (block_date === null || block_date < block_date_new) {
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block_date = block_date_new;
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chartData_rs.push({
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"date": block_date,
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"histogram": [],
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});
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num_txes_per_day[block_date] = 0;
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}
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var e = chartData_rs[chartData_rs.length - 1];
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var num_txes = chartData[i][4].length;
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if (num_txes > 0) {
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var ring_size = chartData[i][4][0][3];
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while (ring_size >= e.histogram.length) {
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e.histogram.push(0);
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}
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e.histogram[ring_size] += num_txes;
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num_txes_per_day[block_date] += num_txes;
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}
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}
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for (var i = 0; i < chartData_rs.length; ++i) {
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var count_per_level = new Uint32Array(levels.length + 1);
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for (var k = 1; k < chartData_rs[i].histogram.length; ++k) {
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var l = 0;
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while (l < levels.length && k > levels[l])
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++l;
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count_per_level[l] += chartData_rs[i].histogram[k];
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}
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for (var l = 0; l <= levels.length; ++l) {
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chartData_rs[i]["level" + l] = count_per_level[l];
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}
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}
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var chart = AmCharts.makeChart("chartdiv", {
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"type": "serial",
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"theme": "light",
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"marginRight": 80,
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"autoMarginOffset": 20,
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"marginTop": 7,
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"dataProvider": chartData_rs,
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"valueAxes": [{
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"stackType": "100%",
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"axisAlpha": 0.2,
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"dashLength": 1,
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"position": "left",
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"title": "percent",
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}],
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"legend": {
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"align": "center",
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"equalWidths": false,
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"valueAlign": "left",
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"valueText": "[[value]] ([[percents]]%)",
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"equalWidths": true,
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"fontSize": 14,
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"valueWidth": 100
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},
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"mouseWheelZoomEnabled": true,
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"graphs": [],
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"chartScrollbar": {
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"autoGridCount": true,
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"graph": "g",
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"scrollbarHeight": 40
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},
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"chartCursor": {
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"pan": false,
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categoryBalloonFunction: function(date) {
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var num_txes = num_txes_per_day[date];
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return AmCharts.formatDate(date, "DD MMM, YYYY") + "<br><b>" + num_txes + "</b> transaction" + (num_txes == 1 ? "" : "s");
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},
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},
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"categoryField": "date",
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"categoryAxis": {
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"parseDates": true,
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"axisColor": "#DADADA",
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"dashLength": 1,
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"minorGridEnabled": true
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},
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"export": {
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"enabled": true
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}
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});
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var color_table = [
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"#d77575",
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"#d7be75",
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"#a6d775",
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"#75d78d",
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"#75d7d7",
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"#758dd7",
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"#a675d7",
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"#d775be",
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];
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function get_label(l) {
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if (l == 0)
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return levels[0] == 1 ? "1" : ("1~" + levels[0])
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else if (l == levels.length)
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return ">" + levels[l - 1];
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else if (levels[l - 1] + 1 < levels[l])
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return (levels[l - 1] + 1) + "~" + levels[l];
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else
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return levels[l];
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}
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for (var l = 0; l <= levels.length; ++l) {
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chart.graphs.push({
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"id": "g"+l,
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"lineColor": color_table[l % color_table.length],
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"showBalloon" : false,
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"bullet": "round",
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"bulletBorderAlpha": 1,
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"bulletColor": "#FFFFFF",
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"fillAlphas": 0.5,
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"hideBulletsCount": 50,
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"valueField": "level" + l,
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"title": get_label(l) + ": ",
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"useLineColorForBulletBorder": true,
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"balloon":{
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"cornerRadius": 10,
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}
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});
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}
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// this method is called when chart is first inited as we listen for "rendered" event
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function zoomChart() {
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// different zoom methods can be used - zoomToIndexes, zoomToDates, zoomToCategoryValues
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chart.zoomToIndexes(0, chartData.length - 1);
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}
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chart.addListener("rendered", zoomChart);
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zoomChart();
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return chart;
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}
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