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messages.mo | ||
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docker/requirements-local.txt | ||
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cache/ |
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130 changes: 130 additions & 0 deletions
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superset-frontend/packages/superset-ui-core/src/color/SharedLabelColorSingleton.ts
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one | ||
* or more contributor license agreements. See the NOTICE file | ||
* distributed with this work for additional information | ||
* regarding copyright ownership. The ASF licenses this file | ||
* to you under the Apache License, Version 2.0 (the | ||
* "License"); you may not use this file except in compliance | ||
* with the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, | ||
* software distributed under the License is distributed on an | ||
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
* KIND, either express or implied. See the License for the | ||
* specific language governing permissions and limitations | ||
* under the License. | ||
*/ | ||
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import tinycolor from 'tinycolor2'; | ||
import { CategoricalColorNamespace } from '.'; | ||
import makeSingleton from '../utils/makeSingleton'; | ||
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export class SharedLabelColor { | ||
sliceLabelColorMap: Record<number, Record<string, string | undefined>>; | ||
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constructor() { | ||
// { sliceId1: { label1: color1 }, sliceId2: { label2: color2 } } | ||
this.sliceLabelColorMap = {}; | ||
} | ||
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getColorMap( | ||
colorNamespace?: string, | ||
colorScheme?: string, | ||
updateColorScheme?: boolean, | ||
) { | ||
if (colorScheme) { | ||
const categoricalNamespace = | ||
CategoricalColorNamespace.getNamespace(colorNamespace); | ||
const colors = categoricalNamespace.getScale(colorScheme).range(); | ||
const sharedLabels = this.getSharedLabels(); | ||
const generatedColors: tinycolor.Instance[] = []; | ||
let sharedLabelMap; | ||
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if (sharedLabels.length) { | ||
const multiple = Math.ceil(sharedLabels.length / colors.length); | ||
const ext = 5; | ||
const analogousColors = colors.map(color => { | ||
const result = tinycolor(color).analogous(multiple + ext); | ||
return result.slice(ext); | ||
}); | ||
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// [[A, AA, AAA], [B, BB, BBB]] => [A, B, AA, BB, AAA, BBB] | ||
while (analogousColors[analogousColors.length - 1]?.length) { | ||
analogousColors.forEach(colors => | ||
generatedColors.push(colors.shift() as tinycolor.Instance), | ||
); | ||
} | ||
sharedLabelMap = sharedLabels.reduce( | ||
(res, label, index) => ({ | ||
...res, | ||
[label.toString()]: generatedColors[index]?.toHexString(), | ||
}), | ||
{}, | ||
); | ||
} | ||
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const labelMap = Object.keys(this.sliceLabelColorMap).reduce( | ||
(res, sliceId) => { | ||
const colorScale = categoricalNamespace.getScale(colorScheme); | ||
return { | ||
...res, | ||
...Object.keys(this.sliceLabelColorMap[sliceId]).reduce( | ||
(res, label) => ({ | ||
...res, | ||
[label]: updateColorScheme | ||
? colorScale(label) | ||
: this.sliceLabelColorMap[sliceId][label], | ||
}), | ||
{}, | ||
), | ||
}; | ||
}, | ||
{}, | ||
); | ||
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return { | ||
...labelMap, | ||
...sharedLabelMap, | ||
}; | ||
} | ||
return undefined; | ||
} | ||
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addSlice(label: string, color: string, sliceId?: number) { | ||
if (!sliceId) return; | ||
this.sliceLabelColorMap[sliceId] = { | ||
...this.sliceLabelColorMap[sliceId], | ||
[label]: color, | ||
}; | ||
} | ||
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removeSlice(sliceId: number) { | ||
delete this.sliceLabelColorMap[sliceId]; | ||
} | ||
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clear() { | ||
this.sliceLabelColorMap = {}; | ||
} | ||
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getSharedLabels() { | ||
const tempLabels = new Set<string>(); | ||
const result = new Set<string>(); | ||
Object.keys(this.sliceLabelColorMap).forEach(sliceId => { | ||
const colorMap = this.sliceLabelColorMap[sliceId]; | ||
Object.keys(colorMap).forEach(label => { | ||
if (tempLabels.has(label) && !result.has(label)) { | ||
result.add(label); | ||
} else { | ||
tempLabels.add(label); | ||
} | ||
}); | ||
}); | ||
return [...result]; | ||
} | ||
} | ||
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const getInstance = makeSingleton(SharedLabelColor); | ||
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export default getInstance; |
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