@awayjs/core/lib/utils/CSS.ts

AwayJS core classes

export class CSS {
	public static setElementSize(element: HTMLElement, width: number, height: number): void {
		if (!element) return;
		element.style.width = width + 'px';
		element.style.height = height + 'px';
		element['width'] = width;
		element['height'] = height;
	}

	public static setElementWidth(element: HTMLElement, width: number): void {
		if (!element) return;
		element.style.width = width + 'px';
		element['width'] = width;
	}

	public static setElementHeight(element: HTMLElement, height: number): void {
		if (!element) return;
		element.style.height = height + 'px';
		element['height'] = height;
	}

	public static setElementX(element: HTMLElement, x: number): void {
		if (!element) return;
		element.style.position = 'absolute';
		element.style.left = x + 'px';
	}

	public static setElementY(element: HTMLElement, y: number): void {
		if (!element) return;
		element.style.position = 'absolute';
		element.style.top = y + 'px';
	}

	public static getElementVisibility(element: HTMLElement): boolean {
		if (!element) return false;
		return element.style.visibility == 'visible';
	}

	public static setElementVisibility(element: HTMLElement, visible: boolean): void {
		if (!element) return;
		if (visible) {
			element.style.visibility = 'visible';
		} else {
			element.style.visibility = 'hidden';
		}
	}

	public static setElementAlpha(element: HTMLElement, alpha: number): void {
		if (element instanceof HTMLCanvasElement) {
			const context = (<HTMLCanvasElement> element).getContext('2d');
			context.globalAlpha = alpha;
		}
	}

	public static setElementPosition(element: HTMLElement, x: number, y: number, absolute: boolean = false): void {
		if (!element) return;
		if (absolute) {
			element.style.position = 'absolute';
		} else {
			element.style.position = 'relative';
		}

		element.style.left = x + 'px';
		element.style.top = y + 'px';
	}
}