| 1 | import {cubehelix as colorCubehelix} from "d3-color";
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| 2 | import color, {hue} from "./color";
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| 3 |
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| 4 | function cubehelix(hue) {
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| 5 | return (function cubehelixGamma(y) {
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| 6 | y = +y;
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| 7 |
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| 8 | function cubehelix(start, end) {
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| 9 | var h = hue((start = colorCubehelix(start)).h, (end = colorCubehelix(end)).h),
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| 10 | s = color(start.s, end.s),
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| 11 | l = color(start.l, end.l),
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| 12 | opacity = color(start.opacity, end.opacity);
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| 13 | return function(t) {
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| 14 | start.h = h(t);
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| 15 | start.s = s(t);
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| 16 | start.l = l(Math.pow(t, y));
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| 17 | start.opacity = opacity(t);
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| 18 | return start + "";
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| 19 | };
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| 20 | }
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| 21 |
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| 22 | cubehelix.gamma = cubehelixGamma;
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| 23 |
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| 24 | return cubehelix;
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| 25 | })(1);
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| 26 | }
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| 27 |
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| 28 | export default cubehelix(hue);
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| 29 | export var cubehelixLong = cubehelix(color);
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