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Change color scales to rainbow (#449)

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* rainbow

* eslint

* remove comments
This commit is contained in:
Colin Megill
2018-11-15 18:17:55 -08:00
committed by GitHub
parent 1a5f49239a
commit ef80c8df2a
4 changed files with 38 additions and 12 deletions
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client/src/middleware/updateCellColors.js
+17 -5
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@@ -1,7 +1,13 @@
// jshint esversion: 6
import _ from "lodash";
import * as d3 from "d3";
import { interpolateViridis } from "d3-scale-chromatic";
import {
interpolateViridis,
interpolateSpectral,
interpolateRainbow,
interpolateBlues,
interpolateWarm
} from "d3-scale-chromatic";
import * as globals from "../globals";
import parseRGB from "../util/parseRGB";
@@ -59,11 +65,17 @@ const updateCellColorsMiddleware = store => next => action => {
*/
if (action.type === "color by categorical metadata") {
colorScale = d3.scaleOrdinal().range(globals.ordinalColors);
const categories = _.filter(s.controls.world.schema.annotations.obs, {
name: action.colorAccessor
})[0].categories;
colorScale = d3
.scaleSequential(interpolateRainbow)
.domain([0, categories.length]);
for (let i = 0; i < obsAnnotations.length; i += 1) {
const obs = obsAnnotations[i];
const c = colorScale(obs[action.colorAccessor]);
const c = colorScale(categories.indexOf(obs[action.colorAccessor]));
colorsByName[i] = c;
colorsByRGB[i] = parseRGB(c);
}
@@ -77,7 +89,7 @@ const updateCellColorsMiddleware = store => next => action => {
for (let i = 0; i < obsAnnotations.length; i += 1) {
const obs = obsAnnotations[i];
const c = interpolateViridis(colorScale(obs[action.colorAccessor]));
const c = interpolateWarm(colorScale(obs[action.colorAccessor]));
colorsByName[i] = c;
colorsByRGB[i] = parseRGB(c);
}
@@ -95,7 +107,7 @@ const updateCellColorsMiddleware = store => next => action => {
]); /* invert viridis... probably pass this scale through to others */
for (let i = 0, len = expression.length; i < len; i += 1) {
const c = interpolateViridis(colorScale(expression[i]));
const c = interpolateWarm(colorScale(expression[i]));
colorsByName[i] = c;
colorsByRGB[i] = parseRGB(c);
}