scripts/core/dimensioning.js

import {Configuration, configDimUnit} from './configuration.js';
/** Dimensioning in Inch. */
export const dimInch = 'inch';

/** Dimensioning in Inch. */
export const dimFeetAndInch = 'feetAndInch';

/** Dimensioning in Meter. */
export const dimMeter = 'm';

/** Dimensioning in Centi Meter. */
export const dimCentiMeter = 'cm';

/** Dimensioning in Milli Meter. */
export const dimMilliMeter = 'mm';

export const decimals = 1000;

export const cmPerFoot = 30.48;
export const pixelsPerFoot = 15.0;
export const cmPerPixel = cmPerFoot * (1.0 / pixelsPerFoot);
export const pixelsPerCm = 1.0 / cmPerPixel;

export const dimensioningOptions = [dimInch, dimFeetAndInch, dimMeter, dimCentiMeter, dimMilliMeter];


/** Dimensioning functions. */
export class Dimensioning
{
	static roundOff(value, decimals)
	{
			return Math.round(decimals * value) / decimals;
	}
	/** Converts cm to dimensioning number.
	 * @param cm Centi meter value to be converted.
	 * @returns Number representation.
	 */
	static cmFromMeasureRaw(measure)
	{
		switch (Configuration.getStringValue(configDimUnit))
		{
		case dimFeetAndInch:
			return Math.round(decimals * (measure * 30.480016459203095991)) / decimals;
		case dimInch:
			return Math.round(decimals * (measure * 2.5400013716002578512)) / decimals;
		case dimMilliMeter:
			return Math.round(decimals * (measure * 0.10000005400001014955)) / decimals;
		case dimCentiMeter:
			return measure;
		case dimMeter:
		default:
			return Math.round(decimals * 100 * measure) / decimals;
		}
	}

	/** Converts cm to dimensioning string.
	 * @param cm Centi meter value to be converted.
	 * @returns String representation.
	 */
	static cmFromMeasure(measure)
	{
		switch (Configuration.getStringValue(configDimUnit))
		{
		case dimFeetAndInch:
			return Math.round(decimals * (measure * 30.480016459203095991)) / decimals + 'cm';
		case dimInch:
			return Math.round(decimals * (measure * 2.5400013716002578512)) / decimals  + 'cm';
		case dimMilliMeter:
			return Math.round(decimals * (measure * 0.10000005400001014955)) / decimals + 'cm';
		case dimCentiMeter:
			return measure;
		case dimMeter:
		default:
			return Math.round(decimals * 100 * measure) / decimals + 'cm';
		}
	}

	/** Converts cm to dimensioning string.
	 * @param cm Centi meter value to be converted.
	 * @returns String representation.
	 */
	static cmToMeasureRaw(cm, power=1)
	{
		switch (Configuration.getStringValue(configDimUnit))
		{
		case dimFeetAndInch:// dimFeetAndInch returns only the feet
			var allInFeet = (cm * Math.pow(0.032808416666669996953, power));
			return allInFeet;
		case dimInch:
			var inches = Math.round(decimals * (cm * Math.pow(0.393700, power))) / decimals;
			return inches;
		case dimMilliMeter:
			var mm = Math.round(decimals * (cm * Math.pow(10, power))) / decimals;
			return mm;
		case dimCentiMeter:
			return Math.round(decimals * cm) / decimals;
		case dimMeter:
		default:
			var m = Math.round(decimals * (cm  * Math.pow(0.01, power))) / decimals;
			return m;
		}
	}

	/** Converts cm to dimensioning string.
	 * @param cm Centi meter value to be converted.
	 * @returns String representation.
	 */
	static cmToMeasure(cm, power=1)
	{
		switch (Configuration.getStringValue(configDimUnit))
		{
		case dimFeetAndInch:
			var allInFeet = (cm * Math.pow(0.032808416666669996953, power));
			var floorFeet = Math.floor(allInFeet);
			var remainingFeet = allInFeet - floorFeet;
			var remainingInches = Math.round(remainingFeet * 12);
			return floorFeet + '\'' + remainingInches + '"';
		case dimInch:
			var inches = Math.round(decimals * (cm * Math.pow(0.393700, power))) / decimals;
			return inches + '\'';
		case dimMilliMeter:
			var mm = Math.round(decimals * (cm * Math.pow(10, power))) / decimals;
			return '' + mm + 'mm';
		case dimCentiMeter:
			return '' + Math.round(decimals * cm) / decimals + 'cm';
		case dimMeter:
		default:
			var m = Math.round(decimals * (cm  * Math.pow(0.01, power))) / decimals;
			return '' + m + 'm';
		}
	}
}