google.charts.load('current', {
callback: drawVisualization,
packages:['corechart', 'table', 'controls']
});
function drawVisualization() {
var data = new google.visualization.DataTable({
cols: [
{id: 'dat_ym', label: 'Start Date', type: 'date'},
{id: 'user-id', label: 'User-Id', type: 'string'},
{id: 'customer-id', label: 'Customer-Id', type: 'string'},
{id: 's_minutes', label: 'minutes', type: 'number'}
],
rows: [
{c:[{v: new Date('2016, 01, 01')}, {v: '44836'}, {v: '67205'}, {v: 1122} ]},
{c:[{v: new Date('2016, 01, 01')}, {v: '86495'}, {v: '67205'}, {v: 332} ]},
{c:[{v: new Date('2016, 01, 01')}, {v: '44836'}, {v: '228626'}, {v: 0} ]},
{c:[{v: new Date('2016, 01, 01')}, {v: '86495'}, {v: '228626'}, {v: 334} ]},
{c:[{v: new Date('2016, 02, 01')}, {v: '44836'}, {v: '67205'}, {v: 554} ]},
{c:[{v: new Date('2016, 02, 01')}, {v: '86495'}, {v: '67205'}, {v: 0} ]},
{c:[{v: new Date('2016, 02, 01')}, {v: '44836'}, {v: '228626'}, {v: 0} ]},
{c:[{v: new Date('2016, 02, 01')}, {v: '86495'}, {v: '228626'}, {v: 544} ]},
]
});
// group data by date, customer
var grouped_data = google.visualization.data.group(
data,
[0, 2],
[
{'column': 3, 'aggregation': google.visualization.data.sum, 'type': 'number'}
]
);
// sort grouped data
grouped_data.sort([{column: 0},{column: 1}]);
// get unique customers
var custGroup = google.visualization.data.group(
data,
[2]
);
// build customer data table
var custData = new google.visualization.DataTable({
cols: [
{id: 'dat_ym', label: 'Start Date', type: 'date'},
]
});
// add column for each customer
for (var i = 0; i < custGroup.getNumberOfRows(); i++) {
custData.addColumn(
{label: custGroup.getValue(i, 0), type: 'number'}
);
}
// add rows for each date
var rowDate;
var rowIndex;
for (var i = 0; i < grouped_data.getNumberOfRows(); i++) {
// add row when date changes
if (rowDate !== grouped_data.getValue(i, 0).getTime()) {
rowDate = grouped_data.getValue(i, 0).getTime();
rowIndex = custData.addRow();
custData.setValue(rowIndex, 0, new Date(rowDate));
}
// find customer column
for (var x = 1; x < custData.getNumberOfColumns(); x++) {
if (custData.getColumnLabel(x) === grouped_data.getValue(i, 1)) {
custData.setValue(rowIndex, x, grouped_data.getValue(i, 2));
}
}
}
var options = {
hAxis: {title: '', textStyle: { fontSize: '13' }, textPosition: 'in'},
vAxis: {title: '', textStyle: { fontSize: '10' }},
seriesType: 'bars',
legend: {position: 'top', textStyle: {color: 'black', fontSize: 14}},
isStacked: true
};
var tableTE = new google.visualization.Table(document.getElementById('table_div_te'));
tableTE.draw(data, {showRowNumber: true, frozenColumns: 1, width: '100%', height: '300'});
var tableTEAgg = new google.visualization.Table(document.getElementById('table_div_teagg'));
tableTEAgg.draw(custData, {showRowNumber: true, frozenColumns: 1, width: '100%', height: '300'});
var chart = new google.visualization.ComboChart(document.getElementById('chart_div'));
chart.draw(custData, options);
}
<script src="https://www.gstatic.com/charts/loader.js"></script>
<div id="table_div_te"></div>
<div id="table_div_teagg"></div>
<div id="chart_div" style="width: 1600px; height: 300px;"></div>
を例を参照してください? - [次の例を参照してください](Stacked Column Charts)(https://developers.google.com/chart/interactive/docs/gallery/columnchart#stacked-column-charts) – WhiteHat
こんにちはWhiteHat!私は決定的なものはありません。ただ異なるアプローチを試みています。ですから、私の最初の課題は、「単一列」のデータ(Cust1、Cust2 ...)をシリーズ対応のDataTableに変換することです。私はMySQLのプロシージャを顧客として列で出力することができますが、可能であればDataTableをフラットに保ちたいと思います。 – Mara
ここで汚れたコード(ユーザーIDと顧客IDで集計し、棒グラフでシリーズをスタック/非表示にしたい): https://jsfiddle.net/ye9d2pyh/ – Mara