@devexperts/dxcharts-lite
Version:
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TypeScript
/*
* Copyright (C) 2019 - 2025 Devexperts Solutions IE Limited
* This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
* If a copy of the MPL was not distributed with this file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
export declare class PriceIncrementsUtils {
static DEFAULT_INCREMENT: number;
static DEFAULT_PRECISION: number;
static RELATIVE_EPS: number;
static MAXIMUM_PRECISION: number;
/**
* Automatically detects increment of provided value range.
* Naive algorithm takes 1st mantissa number's :
* range=124.14 => increment=1
* range=6300.02931 => increment=10
* range=0.0018 => increment=0.00001
*
* @param valueRange
* @doc-tags tricky,y-axis
*/
static autoDetectIncrementOfValueRange(valueRange: number): number;
/**
* Gets number of digits in number.
* 20 => 2
* 100 => 3
* 7 => 1
* 1.123 => 1
* -200 => 3
* -1234567.00031 => 7
* 0.0001 = > -4
* @param x - any number
*/
private static getDigitsInNumber;
static getPriceIncrement(price: number, increments?: number[]): number;
static getPricePrecision(price: number, precisions: number[]): number;
static roundPriceToIncrement(price: number, increments: number[], incrementReferencePrice: number): number;
static computePrecisions(increments: number[]): number[];
static calculatePrecision(value: number): number;
/**
* checks if the received from feed increments/precisions data is valid to display
* examples of wrong data: [], [0], not an array
*/
static validatePriceIncrementsOrPrecisions(data: number[]): boolean;
}
export declare const precisionsToIncrement: (price: number, precisions: number[]) => number;