import SVGAngleTypeEnum from './SVGAngleTypeEnum.js'; import * as PropertySymbol from '../PropertySymbol.js'; const ATTRIBUTE_REGEXP = /^(\d+|\d+\.\d+)(deg|rad|grad|turn|)$/; /** * SVG angle. * * @see https://developer.mozilla.org/en-US/docs/Web/API/SVGAngle */ export default class SVGAngle { // Static properties static SVG_ANGLETYPE_UNKNOWN = SVGAngleTypeEnum.unknown; static SVG_ANGLETYPE_UNSPECIFIED = SVGAngleTypeEnum.unspecified; static SVG_ANGLETYPE_DEG = SVGAngleTypeEnum.deg; static SVG_ANGLETYPE_RAD = SVGAngleTypeEnum.rad; static SVG_ANGLETYPE_GRAD = SVGAngleTypeEnum.grad; // Internal properties [PropertySymbol.window]; [PropertySymbol.getAttribute] = null; [PropertySymbol.setAttribute] = null; [PropertySymbol.attributeValue] = ''; [PropertySymbol.readOnly] = false; /** * Constructor. * * @param illegalConstructorSymbol Illegal constructor symbol. * @param window Window. * @param [options] Options. * @param [options.readOnly] Read only. * @param [options.getAttribute] Get attribute. * @param [options.setAttribute] Set attribute. */ constructor(illegalConstructorSymbol, window, options) { if (illegalConstructorSymbol !== PropertySymbol.illegalConstructor) { throw new TypeError('Illegal constructor'); } this[PropertySymbol.window] = window; if (options) { this[PropertySymbol.readOnly] = !!options.readOnly; this[PropertySymbol.getAttribute] = options.getAttribute || null; this[PropertySymbol.setAttribute] = options.setAttribute || null; } } /** * Returns unit type. * * @returns Unit type. */ get unitType() { const attributeValue = this[PropertySymbol.getAttribute] ? this[PropertySymbol.getAttribute]() : this[PropertySymbol.attributeValue]; const match = attributeValue?.match(ATTRIBUTE_REGEXP); if (!match) { return SVGAngleTypeEnum.unknown; } if (isNaN(parseFloat(match[1]))) { return SVGAngleTypeEnum.unknown; } switch (match[2]) { case '': return SVGAngleTypeEnum.unspecified; case 'deg': return SVGAngleTypeEnum.deg; case 'rad': return SVGAngleTypeEnum.rad; case 'grad': return SVGAngleTypeEnum.grad; case 'turn': return SVGAngleTypeEnum.unknown; default: return SVGAngleTypeEnum.unspecified; } } /** * Returns value. * * @returns Value. */ get value() { const attributeValue = this[PropertySymbol.getAttribute] ? this[PropertySymbol.getAttribute]() : this[PropertySymbol.attributeValue]; const match = attributeValue?.match(ATTRIBUTE_REGEXP); if (!match) { return 0; } const parsedValue = parseFloat(match[1]); if (isNaN(parsedValue)) { return 0; } switch (match[2]) { case '': return parsedValue; case 'deg': return parsedValue; case 'rad': return parsedValue * (180 / Math.PI); case 'grad': return parsedValue * (180 / 200); case 'turn': return parsedValue * 360; default: return parsedValue; } } /** * Sets value. * * @param value Value in pixels. */ set value(value) { if (this[PropertySymbol.readOnly]) { throw new this[PropertySymbol.window].TypeError(`Failed to set the 'value' property on 'SVGAngle': The object is read-only.`); } // Value in pixels value = typeof value !== 'number' ? parseFloat(String(value)) : value; if (isNaN(value)) { throw new this[PropertySymbol.window].TypeError(`Failed to set the 'value' property on 'SVGAngle': The provided float value is non-finite.`); } let unitType = ''; let valueInSpecifiedUnits = value; switch (this.unitType) { case SVGAngleTypeEnum.unspecified: valueInSpecifiedUnits = value; unitType = ''; break; case SVGAngleTypeEnum.deg: valueInSpecifiedUnits = value; unitType = 'deg'; break; case SVGAngleTypeEnum.rad: valueInSpecifiedUnits = value / (180 / Math.PI); unitType = 'rad'; break; case SVGAngleTypeEnum.grad: valueInSpecifiedUnits = value / (180 / 200); unitType = 'grad'; break; case SVGAngleTypeEnum.unknown: valueInSpecifiedUnits = value / 360; unitType = 'turn'; default: break; } this[PropertySymbol.attributeValue] = String(valueInSpecifiedUnits) + unitType; if (this[PropertySymbol.setAttribute]) { this[PropertySymbol.setAttribute](this[PropertySymbol.attributeValue]); } } /** * Returns value as string. * * @returns Value as string. */ get valueAsString() { return this[PropertySymbol.getAttribute] ? this[PropertySymbol.getAttribute]() || '0' : this[PropertySymbol.attributeValue] || '0'; } /** * Returns value in specified units. * * @returns Value in specified units. */ get valueInSpecifiedUnits() { const attributeValue = this.valueAsString; return parseFloat(attributeValue) || 0; } /** * New value specific units. * @param unitType * @param value */ newValueSpecifiedUnits(unitType, value) { if (this[PropertySymbol.readOnly]) { throw new this[PropertySymbol.window].TypeError(`Failed to execute 'newValueSpecifiedUnits' on 'SVGAngle': The object is read-only.`); } if (typeof unitType !== 'number') { throw new this[PropertySymbol.window].TypeError(`Failed to execute 'newValueSpecifiedUnits' on 'SVGAngle': parameter 1 ('unitType') is not of type 'number'.`); } value = typeof value !== 'number' ? parseFloat(value) : value; if (isNaN(value)) { throw new this[PropertySymbol.window].TypeError(`Failed to execute 'newValueSpecifiedUnits' on 'SVGAngle': The provided float value is non-finite.`); } let unit = ''; switch (unitType) { case SVGAngleTypeEnum.unspecified: unit = ''; break; case SVGAngleTypeEnum.deg: unit = 'deg'; break; case SVGAngleTypeEnum.rad: unit = 'rad'; break; case SVGAngleTypeEnum.grad: unit = 'grad'; break; case SVGAngleTypeEnum.unknown: unit = 'turn'; break; default: break; } this[PropertySymbol.attributeValue] = String(value) + unit; if (this[PropertySymbol.setAttribute]) { this[PropertySymbol.setAttribute](this[PropertySymbol.attributeValue]); } } /** * Convert to specific units. * @param unitType */ convertToSpecifiedUnits(unitType) { if (this[PropertySymbol.readOnly]) { throw new this[PropertySymbol.window].TypeError(`Failed to execute 'convertToSpecifiedUnits' on 'SVGAngle': The object is read-only.`); } if (typeof unitType !== 'number') { throw new this[PropertySymbol.window].TypeError(`Failed to execute 'convertToSpecifiedUnits' on 'SVGAngle': parameter 1 ('unitType') is not of type 'number'.`); } let value = this.value; let unit = ''; switch (unitType) { case SVGAngleTypeEnum.unspecified: unit = ''; break; case SVGAngleTypeEnum.deg: unit = 'deg'; break; case SVGAngleTypeEnum.rad: unit = 'rad'; value = value / (180 / Math.PI); break; case SVGAngleTypeEnum.grad: unit = 'grad'; value = value / (180 / 200); break; case SVGAngleTypeEnum.unknown: unit = 'turn'; value = value / 360; break; default: break; } this[PropertySymbol.attributeValue] = String(value) + unit; if (this[PropertySymbol.setAttribute]) { this[PropertySymbol.setAttribute](this[PropertySymbol.attributeValue]); } } } //# sourceMappingURL=SVGAngle.js.map