add tooltip
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@ -7,3 +7,18 @@
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.line:hover {
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.line:hover {
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filter: drop-shadow(0 0 calc(4rem / 16) var(--primary-accent));
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filter: drop-shadow(0 0 calc(4rem / 16) var(--primary-accent));
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}
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}
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.tooltip {
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font-family: "Inconsolata", monospace;
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font-weight: bold;
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top: 0;
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left: 0;
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position: absolute;
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background-color: var(--label);
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color: var(--primary-background);
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box-shadow: 0px calc(1rem / 16) calc(2rem / 16) var(--card-background);
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pointer-events: none;
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padding: calc(10rem / 16);
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font-size: calc(18rem / 16);
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border-radius: calc(10rem / 16);
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}
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@ -1,11 +1,12 @@
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import { AxisBottom, AxisLeft } from "@visx/axis";
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import { AxisBottom, AxisLeft } from "@visx/axis";
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import { bottomTickLabelProps } from "@visx/axis/lib/axis/AxisBottom";
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import { bottomTickLabelProps } from "@visx/axis/lib/axis/AxisBottom";
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import { leftTickLabelProps } from "@visx/axis/lib/axis/AxisLeft";
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import { leftTickLabelProps } from "@visx/axis/lib/axis/AxisLeft";
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import * as allCurves from "@visx/curve";
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import { localPoint } from "@visx/event";
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import { GridColumns, GridRows } from "@visx/grid";
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import { GridColumns, GridRows } from "@visx/grid";
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import { Group } from "@visx/group";
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import { Group } from "@visx/group";
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import { scaleBand, scaleLinear } from "@visx/scale";
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import { scaleBand, scaleLinear } from "@visx/scale";
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import { LinePath } from "@visx/shape";
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import { LinePath } from "@visx/shape";
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import { useTooltip, useTooltipInPortal } from "@visx/tooltip";
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import React from "react";
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import React from "react";
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import { Color } from "utils/Color";
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import { Color } from "utils/Color";
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@ -80,6 +81,24 @@ export function LineGraph(props: LineGraphProps) {
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yAxisLabelOffset = 0,
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yAxisLabelOffset = 0,
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} = props;
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} = props;
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const {
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tooltipData,
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tooltipLeft,
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tooltipTop,
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tooltipOpen,
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showTooltip,
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hideTooltip,
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} = useTooltip();
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// If you don't want to use a Portal, simply replace `TooltipInPortal` below with
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// `Tooltip` or `TooltipWithBounds` and remove `containerRef`
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const { containerRef, TooltipInPortal } = useTooltipInPortal({
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// use TooltipWithBounds
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detectBounds: true,
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// when tooltip containers are scrolled, this will correctly update the Tooltip position
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scroll: true,
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});
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const yMax = height - margin.top - margin.bottom;
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const yMax = height - margin.top - margin.bottom;
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const xMax = width - margin.left - margin.right;
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const xMax = width - margin.left - margin.right;
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@ -106,7 +125,8 @@ export function LineGraph(props: LineGraphProps) {
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});
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});
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return (
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return (
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<svg width={width} height={height}>
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<>
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<svg ref={containerRef} width={width} height={height}>
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<Group top={margin.top} left={margin.left}>
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<Group top={margin.top} left={margin.left}>
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<GridColumns
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<GridColumns
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scale={xScale}
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scale={xScale}
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@ -166,6 +186,21 @@ export function LineGraph(props: LineGraphProps) {
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return (
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return (
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<Group key={`line-${i}`}>
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<Group key={`line-${i}`}>
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<LinePath
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<LinePath
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onMouseMove={(e) => {
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const eventSvgCoords = localPoint(
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// ownerSVGElement is given by visx docs but not recognized by typescript
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// eslint-disable-next-line @typescript-eslint/ban-ts-comment
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// @ts-ignore
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e.target.ownerSVGElement as Element,
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e
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);
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showTooltip({
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tooltipData: data.lines[i].label,
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tooltipTop: eventSvgCoords.y,
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tooltipLeft: eventSvgCoords.x,
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});
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}}
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onMouseOut={hideTooltip}
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data={lineData}
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data={lineData}
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className={styles.line}
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className={styles.line}
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x={(d) => xScale(getX(d)) ?? 0}
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x={(d) => xScale(getX(d)) ?? 0}
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@ -180,5 +215,20 @@ export function LineGraph(props: LineGraphProps) {
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</Group>
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</Group>
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</Group>
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</Group>
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</svg>
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</svg>
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{tooltipOpen && (
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<TooltipInPortal
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// set this to random so it correctly updates with parent bounds
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key={Math.random()}
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top={tooltipTop}
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left={tooltipLeft}
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className={styles.tooltip}
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unstyled
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applyPositionStyle
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>
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{tooltipData}
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</TooltipInPortal>
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)}
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</>
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);
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);
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}
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}
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