文件操作 - timePicker.ts

文件: /usr/share/grafana/public/app/core/utils/timePicker.ts

编辑文件内容

import { TimeRange, toUtc, AbsoluteTimeRange } from '@grafana/data';

export const getShiftedTimeRange = (direction: number, origRange: TimeRange): AbsoluteTimeRange => {
  const range = {
    from: toUtc(origRange.from),
    to: toUtc(origRange.to),
  };

const timespan = (range.to.valueOf() - range.from.valueOf()) / 2;
  let to: number, from: number;

if (direction === -1) {
    to = range.to.valueOf() - timespan;
    from = range.from.valueOf() - timespan;
  } else if (direction === 1) {
    to = range.to.valueOf() + timespan;
    from = range.from.valueOf() + timespan;
    if (to > Date.now() && range.to.valueOf() < Date.now()) {
      to = Date.now();
      from = range.from.valueOf();
    }
  } else {
    to = range.to.valueOf();
    from = range.from.valueOf();
  }

return { from, to };
};

export const getZoomedTimeRange = (range: TimeRange, factor: number): AbsoluteTimeRange => {
  const timespan = range.to.valueOf() - range.from.valueOf();
  const center = range.to.valueOf() - timespan / 2;

const to = center + (timespan * factor) / 2;
  const from = center - (timespan * factor) / 2;

return { from, to };
};

文件操作 - timePicker.ts

文件: /usr/share/grafana/public/app/core/utils/timePicker.ts

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