29 lines
1.1 KiB
JavaScript
29 lines
1.1 KiB
JavaScript
import { getTickInterval } from '../util/time';
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export default function calculateTimeTicks(cfg) {
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var min = cfg.min, max = cfg.max, minTickInterval = cfg.minTickInterval;
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var tickInterval = cfg.tickInterval;
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var tickCount = cfg.tickCount;
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// 指定 tickInterval 后 tickCount 不生效，需要重新计算
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if (tickInterval) {
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tickCount = Math.ceil((max - min) / tickInterval);
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}
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else {
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tickInterval = getTickInterval(min, max, tickCount)[1];
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var count = (max - min) / tickInterval;
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var ratio = count / tickCount;
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if (ratio > 1) {
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tickInterval = tickInterval * Math.ceil(ratio);
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}
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// 如果设置了最小间距，则使用最小间距
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if (minTickInterval && tickInterval < minTickInterval) {
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tickInterval = minTickInterval;
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}
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}
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tickInterval = Math.max(Math.floor((max - min) / (Math.pow(2, 12) - 1)), tickInterval);
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var ticks = [];
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for (var i = min; i < max + tickInterval; i += tickInterval) {
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ticks.push(i);
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}
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return ticks;
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}
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//# sourceMappingURL=time.js.map
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