64 lines
1.4 KiB
HTML
64 lines
1.4 KiB
HTML
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<html><pre id="log"></pre><body><script>
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!function(){var n=document.getElementById("log");console.log=function(){for(var i=0;i<arguments.length;i++)"object"==typeof arguments[i]?n.innerHTML+=(JSON&&JSON.stringify?JSON.stringify(arguments[i],void 0,2):arguments[i])+"<br />":n.innerHTML+=arguments[i]+"<br />"}}();
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class Actor {
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constructor(startX, startY) {
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this.x = startX;
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this.y = startY;
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}
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move(dx, dy) {
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this.x += dx;
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this.y += dy;
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}
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distanceTo(otherActor) {
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let dx = otherActor.x - this.x;
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let dy = otherActor.y - this.y;
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return Math.hypot(dx, dy);
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}
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}
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class Player extends Actor {
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constructor(startX, startY) {
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super(startX, startY);
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this.hp = 100;
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}
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move(dx, dy) {
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this.x += dx;
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this.y += dy;
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}
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}
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class Enemy extends Actor {
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attack(player) {
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if (this.distanceTo(player) < 4) {
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player.hp -= 10;
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return true;
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} else {
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return false;
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}
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}
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}
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class Follower extends Actor{
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constructor(startX,startY, player){
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super(startX,startY)
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this.player = player
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}
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follow(player){
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this.x = player.x
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this.y = player.y
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}
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}
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let player = new Player(0,0);
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let follower = new Follower(0,0);
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let enemy = new Enemy(0,0);
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player.move(10,10)
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console.log(player.x, player.y)
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console.log(follower.x,follower.y)
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follower.follow(player)
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console.log(follower.x,follower.y)
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</script></body></html>
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