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WebGL Scatter (svg axes, quadtree hover)Edit

<script>
  import { LayerCake, Svg, WebGL, Html } from 'layercake';

  import ScatterWebGL from './components/Scatter.webgl.svelte';
  import AxisX from './components/AxisX.svelte';
  import AxisY from './components/AxisY.svelte';
  import QuadTree from './components/QuadTree.svelte';

  import data from './data/points.csv';

  const xKey = 'myX';
  const yKey = 'myY';

  const diameter = 6;
  const padding = 6;

  data.forEach(d => {
    d[yKey] = +d[yKey];
  });
</script>

<style>
  .chart-container {
    width: 100%;
    height: 100%;
  }
  .circle {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(171,0, 214);
    transform: translate(-50%, -50%);
    pointer-events: none;
    width: 10px;
    height: 10px;
  }
</style>

<div class="chart-container">
  <LayerCake
    padding={{ top: 0, right: 5, bottom: 20, left: 25 }}
    x={xKey}
    y={yKey}
    xPadding={[padding, padding]}
    yPadding={[padding, padding]}
    data={data}
  >
    <Svg>
      <AxisX/>
      <AxisY
        ticks={5}
      />
    </Svg>

    <WebGL>
      <ScatterWebGL
        {diameter}
      />
    </WebGL>

    <Html>
      <QuadTree
        let:x
        let:y
        let:visible
      >
        <div
          class="circle"
          style="top:{y}px;left:{x}px;display: { visible ? 'block' : 'none' };"
        ></div>
      </QuadTree>
    </Html>
  </LayerCake>
</div>