regex101: PCRE2 (PHP) Match Workspace

Regular Expression

class [A-Za-z_$]*\s*\{

New

class Entity
{
	constructor(game,imageURL)
	{
		this.game   = game;
		this.sprite = new Sprite(this.game.c,imageURL);
		
	}
	
	
	draw(depth,offset,textureSize,textureCoordinates,offsetX=0)
	{
		let scaleFactors = {
			1:1,
			2:0.65,
			3:0.45
		};
		let scaleFactor = scaleFactors[depth];
		
		let x = Math.floor(offset.x + textureCoordinates[0] + (textureSize[0] / 2) - (this.sprite.image.width * scaleFactor / 2));
		let y = Math.floor(offset.y + textureCoordinates[1] + (textureSize[1] / 2) - (this.sprite.image.height * scaleFactor) + 6 * scaleFactor);
		
		x = x + offsetX * scaleFactor;
		
		let width  = Math.floor(this.sprite.image.width * scaleFactor);
		let height = Math.floor(this.sprite.image.height * scaleFactor);
		
		let entityFades = {
			1:1,
			2:0.5,
			3:0.1
		}
		let filter = '';
		if(this.game.level.entities.fadeType === 'darken')
		{
			filter += 'brightness('+entityFades[depth]+')';
		}
		
		this.sprite.draw(
			x,
			y,
			width,
			height,
			0,
			0,
			this.sprite.image.width,
			this.sprite.image.height,
			filter
		);
	}
}

Regular Expressions 101

Regular Expression

Extraction