Creating Ranged Bar Chart Using Recharts
How can we define the bar range in the Bar Chart created using recharts. Is there a way using which we can do that? For example I've two value startPos, endPos. Such that I want to
Solution 1:
It's a little bit difficult but still possible, recharts give you the ability to create custom shapes(property shape) but you have to implement it yourself.
Here is a code that i have made for this example the data Key is volume (and it can take an array with two values [startPos,endPos])
const moveTo = (x, y, { ry = 0, rx = 0 }) => `M${x + rx}, ${y + ry}`;
const lineTo = (x, y, { ry = 0, rx = 0 }) => `L${x + rx}, ${y + ry}`;
const quadraticCurveTo = (x, y, { ry = 0, rx = 0 }) => `Q${x}, ${y} ${x + rx} ${y + ry}`;
const drawRoundEdgesRectangle = (points, radius,
{ radiusTop = true, radiusBottom = false }) => `${moveTo(points[0].x, points[0].y, { rx: radiusTop ? radius : 0 })}
${quadraticCurveTo(points[0].x, points[0].y, { ry: radiusTop ? radius : 0 })}
${lineTo(points[1].x, points[1].y, { ry: radiusBottom ? -radius : 0 })}
${quadraticCurveTo(points[1].x, points[1].y, { rx: radiusBottom ? radius : 0 })}
${lineTo(points[2].x, points[2].y, { rx: radiusBottom ? -radius : 0 })}
${quadraticCurveTo(points[2].x, points[2].y, { ry: radiusBottom ? -radius : 0 })}
${lineTo(points[3].x, points[3].y, { ry: radiusTop ? radius : 0 })}
${quadraticCurveTo(points[3].x, points[3].y, { rx: radiusTop ? -radius : 0 })}
Z`;
const RoundBar = (props) => {
const {
fill, x, y, width, height, rem, volume,
} = props;
const color = rem ? 'url(#linearGradient-rem)' : fill;
const radius = 3;
const haveRadiusBottom = isArray(volume) && volume[1] - volume[0] !== 0 && volume[0] !== 0;
const haveRadiusTop = (isArray(volume) && volume[1] - volume[0] !== 0)
|| (!isArray(volume) && volume !== 0);
const points = [
{ x, y }, { x, y: y + height }, { x: x + width, y: y + height }, { x: x + width, y },
];
const d = drawRoundEdgesRectangle(points, radius,
{ radiusBottom: haveRadiusBottom, radiusTop: haveRadiusTop });
return <path d={d} stroke="none" fill={color} />;
};
here is my component bar which is inside Barchart :
<Bar
barSize={54}
animationBegin={400}
animationDuration={400}
dataKey={!sales ? 'sales' : 'volume'}
fill={sales ? 'url(#linearGradient-1)' : 'url(#linearGradient-2)'}
shape={<RoundBar />}
>
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