# # Scatter - Multi axis

const config = { type: 'scatter', data: data, options: { responsive: true, plugins: { legend: { position: 'top', }, title: { display: true, text: 'Chart.js Scatter Multi Axis Chart' } }, scales: { y: { type: 'linear', // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance position: 'left', ticks: { color: Utils.CHART_COLORS.red } }, y2: { type: 'linear', // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance position: 'right', reverse: true, ticks: { color: Utils.CHART_COLORS.blue }, grid: { drawOnChartArea: false // only want the grid lines for one axis to show up } } } }, };

    const config = {
      type: 'scatter',
      data: data,
      options: {
        responsive: true,
        plugins: {
          legend: {
            position: 'top',
          },
          title: {
            display: true,
            text: 'Chart.js Scatter Multi Axis Chart'
          }
        },
        scales: {
          y: {
            type: 'linear', // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance
            position: 'left',
            ticks: {
              color: Utils.CHART_COLORS.red
            }
          },
          y2: {
            type: 'linear', // only linear but allow scale type registration. This allows extensions to exist solely for log scale for instance
            position: 'right',
            reverse: true,
            ticks: {
              color: Utils.CHART_COLORS.blue
            },
            grid: {
              drawOnChartArea: false // only want the grid lines for one axis to show up
            }
          }
        }
      },
    };

const DATA_COUNT = 7; const NUMBER_CFG = {count: DATA_COUNT, rmin: 1, rmax: 1, min: -100, max: 100}; const labels = Utils.months({count: 7}); const data = { labels: labels, datasets: [ { label: 'Dataset 1', data: Utils.bubbles(NUMBER_CFG), borderColor: Utils.CHART_COLORS.red, backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5), yAxisID: 'y', }, { label: 'Dataset 2', data: Utils.bubbles(NUMBER_CFG), borderColor: Utils.CHART_COLORS.orange, backgroundColor: Utils.transparentize(Utils.CHART_COLORS.orange, 0.5), yAxisID: 'y2', } ] };

    const DATA_COUNT = 7;
    const NUMBER_CFG = {count: DATA_COUNT, rmin: 1, rmax: 1, min: -100, max: 100};
    const labels = Utils.months({count: 7});
    const data = {
      labels: labels,
      datasets: [
        {
          label: 'Dataset 1',
          data: Utils.bubbles(NUMBER_CFG),
          borderColor: Utils.CHART_COLORS.red,
          backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5),
          yAxisID: 'y',
        },
        {
          label: 'Dataset 2',
          data: Utils.bubbles(NUMBER_CFG),
          borderColor: Utils.CHART_COLORS.orange,
          backgroundColor: Utils.transparentize(Utils.CHART_COLORS.orange, 0.5),
          yAxisID: 'y2',
        }
      ]
    };

const actions = [ { name: 'Randomize', handler(chart) { chart.data.datasets.forEach(dataset => { dataset.data = Utils.bubbles({count: chart.data.labels.length, rmin: 1, rmax: 1, min: -100, max: 100}); }); chart.update(); } }, { name: 'Add Dataset', handler(chart) { const data = chart.data; const dsColor = Utils.namedColor(chart.data.datasets.length); const newDataset = { label: 'Dataset ' + (data.datasets.length + 1), backgroundColor: Utils.transparentize(dsColor, 0.5), borderColor: dsColor, data: Utils.bubbles({count: data.labels.length, rmin: 1, rmax: 1, min: -100, max: 100}), }; chart.data.datasets.push(newDataset); chart.update(); } }, { name: 'Add Data', handler(chart) { const data = chart.data; if (data.datasets.length > 0) { for (let index = 0; index < data.datasets.length; ++index) { data.datasets[index].data.push(Utils.bubbles({count: 1, rmin: 1, rmax: 1, min: -100, max: 100})[0]); } chart.update(); } } }, { name: 'Remove Dataset', handler(chart) { chart.data.datasets.pop(); chart.update(); } }, { name: 'Remove Data', handler(chart) { chart.data.labels.splice(-1, 1); // remove the label first chart.data.datasets.forEach(dataset => { dataset.data.pop(); }); chart.update(); } } ];

    const actions = [
      {
        name: 'Randomize',
        handler(chart) {
          chart.data.datasets.forEach(dataset => {
            dataset.data = Utils.bubbles({count: chart.data.labels.length, rmin: 1, rmax: 1, min: -100, max: 100});
          });
          chart.update();
        }
      },
      {
        name: 'Add Dataset',
        handler(chart) {
          const data = chart.data;
          const dsColor = Utils.namedColor(chart.data.datasets.length);
          const newDataset = {
            label: 'Dataset ' + (data.datasets.length + 1),
            backgroundColor: Utils.transparentize(dsColor, 0.5),
            borderColor: dsColor,
            data: Utils.bubbles({count: data.labels.length, rmin: 1, rmax: 1, min: -100, max: 100}),
          };
          chart.data.datasets.push(newDataset);
          chart.update();
        }
      },
      {
        name: 'Add Data',
        handler(chart) {
          const data = chart.data;
          if (data.datasets.length > 0) {
            for (let index = 0; index < data.datasets.length; ++index) {
              data.datasets[index].data.push(Utils.bubbles({count: 1, rmin: 1, rmax: 1, min: -100, max: 100})[0]);
            }
            chart.update();
          }
        }
      },
      {
        name: 'Remove Dataset',
        handler(chart) {
          chart.data.datasets.pop();
          chart.update();
        }
      },
      {
        name: 'Remove Data',
        handler(chart) {
          chart.data.labels.splice(-1, 1); // remove the label first
          chart.data.datasets.forEach(dataset => {
            dataset.data.pop();
          });
          chart.update();
        }
      }
    ];

## # Docs

- Scatter
- Cartesian Axes
  - Axis Position