| 1 | import { calBase } from '../util/math';
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| 2 | import pretty from '../util/pretty';
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| 3 | |
| 4 | |
| 5 | |
| 6 | |
| 7 |
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| 8 | export default function calculatePowTicks(cfg) {
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| 9 | var exponent = cfg.exponent, tickCount = cfg.tickCount;
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| 10 | var max = Math.ceil(calBase(exponent, cfg.max));
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| 11 | var min = Math.floor(calBase(exponent, cfg.min));
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| 12 | var ticks = pretty(min, max, tickCount).ticks;
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| 13 | return ticks.map(function (tick) {
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| 14 | var factor = tick >= 0 ? 1 : -1;
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| 15 | return Math.pow(tick, exponent) * factor;
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| 16 | });
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| 17 | }
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| 18 | |
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