class Input { constructor(idCanvas) { this.keysDown = new Set() this.dir = 0; this.canvas = document.getElementById(idCanvas); this.canvas.addEventListener("click", (e) => { if(player==null || bullets==null){ return; } let bounds = this.canvas.getBoundingClientRect(); let mouseX = (e.clientX - bounds.x)*this.canvas.width/bounds.width; let mouseY = (e.clientY - bounds.y)*this.canvas.height/bounds.height; if(player.x>=2000 && player.y>=2000) { mouseX+=2000; mouseY+=2000; } let dx = mouseX-player.x; let dy = mouseY-player.y; let norm = Math.sqrt(dx*dx+dy*dy); let b = new Bullet(player.x,player.y,dx/norm,dy/norm,player.id); bullets.push(b); net.newBullet(b.x,b.y,b.dx,b.dy,b.parentId); }); window.addEventListener("keydown", (e)=>{ //blocks the action of the key (cf. Killian) if(["ArrowUp","ArrowDown","ArrowLeft","ArrowRight"].indexOf(e.code) > -1) { e.preventDefault(); } this.keysDown.add(e.key.toLowerCase()) this.updateDir(); }) window.addEventListener("keyup", (e)=>{ this.keysDown.delete(e.key.toLowerCase()) this.updateDir(); }) window.addEventListener("keypress", (e)=>{ if(e.key.toLowerCase()=="p"){ phone.changePosition(); } }) } updateDir(){ if(player==null) return; let oldDir=this.dir; this.dir=0; if(this.keysDown.has('z') || this.keysDown.has('arrowup')){ if(this.keysDown.has('d') || this.keysDown.has('arrowright')){ this.dir = 2; }else if(this.keysDown.has('s') || this.keysDown.has('arrowdown')){ this.dir = 0; }else if(this.keysDown.has('q') || this.keysDown.has('arrowleft')){ this.dir = 8; }else{ this.dir = 1; } }else if(this.keysDown.has('d') || this.keysDown.has('arrowright')){ if(this.keysDown.has('s') || this.keysDown.has('arrowdown')){ this.dir = 4; }else if(this.keysDown.has('q') || this.keysDown.has('arrowleft')){ this.dir = 0; }else{ this.dir = 3; } }else if(this.keysDown.has('s') || this.keysDown.has('arrowdown')){ if(this.keysDown.has('q') || this.keysDown.has('arrowLeft')){ this.dir = 6; }else{ this.dir = 5; } }else if(this.keysDown.has('q') || this.keysDown.has('arrowleft')){ this.dir = 7; } if(oldDir!=this.dir) { player.changeDirection(this.dir); net.update(player); } } /* calculateAngle(playerX, playerY) { return Math.atan2(this.mouseY - playerY, this.mouseX - playerX); } */ }