@syncfusion/ej2-charts
Version:
Feature-rich chart control with built-in support for over 25 chart types, technical indictors, trendline, zooming, tooltip, selection, crosshair and trackball.
122 lines (121 loc) • 3.34 kB
TypeScript
import { Axis } from '../axis/axis';
import { Size } from '@syncfusion/ej2-svg-base';
import { Chart } from '../chart';
import { RangeNavigator } from '../../range-navigator';
/**
* The `Double` module is used to render the numeric axis in charts.
*/
export declare class Double {
/** @private */
chart: Chart;
/** @private */
min: Object;
/** @private */
max: Object;
private isDrag;
private interval;
private paddingInterval;
private isColumn;
private isStacking;
/**
* Constructor for the dateTime module.
*
* @private
* @param {Chart} chart - Specifies the chart.
*/
constructor(chart?: Chart);
/**
* Numeric Nice Interval for the axis.
*
* @private
* @param {Axis} axis - The axis.
* @param {number} delta - The delta value.
* @param {Size} size - The size.
* @returns {number} - The calculated nice interval.
*/
protected calculateNumericNiceInterval(axis: Axis, delta: number, size: Size): number;
/**
* Determines whether auto interval is enabled on both axes.
*
* @private
* @param {Axis} axis - The axis.
* @returns {boolean} - The boolean value indicating if auto interval is enabled on both axes.
*/
isAutoIntervalOnBothAxis(axis: Axis): boolean;
getActualRange(axis: Axis, size: Size): void;
/**
* Range for the axis.
*
* @private
* @param {Axis} axis - The axis.
* @returns {void}
*/
initializeDoubleRange(axis: Axis): void;
/**
* The function to calculate the range and labels for the axis.
*
* @returns {void}
* @private
*/
calculateRangeAndInterval(size: Size, axis: Axis): void;
/**
* Calculate Range for the axis.
*
* @private
*/
protected calculateRange(axis: Axis): void;
private yAxisRange;
private findMinMax;
/**
* Apply padding for the range.
*
* @private
* @param {Axis} axis - The axis for which padding is applied.
* @param {Size} size - The size used for padding calculation.
* @returns {void}
*/
applyRangePadding(axis: Axis, size: Size): void;
updateActualRange(axis: Axis, minimum: number, maximum: number, interval: number): void;
private findAdditional;
private findNormal;
/**
* Calculate visible range for axis.
*
* @private
* @param {Size} size - The size used for calculation.
* @param {Axis} axis - The axis for which the visible range is calculated.
* @returns {void}
*/
protected calculateVisibleRange(size: Size, axis: Axis): void;
/**
* Calculate label for the axis.
*
* @private
*/
calculateVisibleLabels(axis: Axis, chart: Chart | RangeNavigator): void;
/**
* Format of the axis label.
*
* @private
*/
protected getFormat(axis: Axis): string;
/**
* Formatted the axis label.
*
* @private
*/
formatValue(axis: Axis, isCustom: boolean, format: string, tempInterval: number): string;
/**
* Get module name.
*
* @returns {string} - Returns the module name.
*/
protected getModuleName(): string;
/**
* To destroy the double axis.
*
* @returns {void}
* @private
*/
destroy(): void;
}