80 lines
No EOL
2.7 KiB
TypeScript
80 lines
No EOL
2.7 KiB
TypeScript
class Obstacle extends Entity implements Collidable {
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private pipeTop: Pipe;
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private pipeBottom: Pipe;
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private static distanceBetweenPipes: number;
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private readonly padding: number = 150;
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private readonly speed: number = 3;
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private static startX: number;
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/**
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* Constructs the Obstacle with the given image
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* (fill is not used here)
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* @param position starting position of the obstacle
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* @param obstacleWidth width of the obstacle
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* @param obstacleHeight height of the obstacle
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* @param pipeImagePath path to the image to be used
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*/
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constructor(position: Position, obstacleWidth: number, obstacleHeight: number, pipeImagePath: string) {
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super(position, obstacleWidth, obstacleHeight, 0);
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this.pipeTop = new Pipe(position.x, obstacleWidth, obstacleHeight);
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this.pipeBottom = new Pipe(position.x, obstacleWidth, obstacleHeight);
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this.pipeTop.image = pipeImagePath;
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this.pipeBottom.image = pipeImagePath;
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Obstacle.distanceBetweenPipes = height / 2.5;
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//TODO: Put into setupGame()
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Obstacle.startX = width;
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}
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/**
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* Resets the position of the obstacle to the Obstacle.startX variable
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* Randomises the height of the pipes using the padding variable
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*/
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public resetPosition(): void {
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this.randomizeHeight();
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this.pipeBottom.position.x = Obstacle.startX;
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this.pipeTop.position.x = Obstacle.startX;
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}
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/**
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* Randomizes the height of the pipes
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*/
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public randomizeHeight(): void {
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this.pipeTop.height = this.randomRange(this.padding, height - this.padding - Obstacle.distanceBetweenPipes);
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//TODO: Soi des do sei?
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this.pipeTop.position.y = 0;
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this.pipeBottom.position.y = this.pipeTop.height + Obstacle.distanceBetweenPipes;
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this.pipeBottom.height = height - this.pipeTop.height - this.padding;
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}
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/**
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* Creates a random number between the min and max parameter
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* @param min minimum number
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* @param max maximum number
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*/
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private randomRange(min: number, max: number): number {
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return Math.random() * (max - min) + min;
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}
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public update(): void {
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// TODO: Put into pipe.update
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this.pipeTop.position.x -= this.speed;
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this.pipeBottom.position.x -= this.speed;
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this.position.x = this.pipeTop.position.x;
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}
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public draw(): void {
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this.pipeTop.draw();
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this.pipeBottom.draw();
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}
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/**
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* Determines when the obstacle is colliding with another entity
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* @param o other entity
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*/
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public collides(o: Entity): boolean {
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return this.pipeTop.collides(o) || this.pipeBottom.collides(o);
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}
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} |