94 lines
No EOL
2.9 KiB
JavaScript
94 lines
No EOL
2.9 KiB
JavaScript
class Input {
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constructor(idCanvas) {
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this.keysDown = new Set()
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this.dir = 0;
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this.canvas = document.getElementById(idCanvas);
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this.canvas.addEventListener("click", (e) => {
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if(player==null || bullets==null){
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return;
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}
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let bounds = this.canvas.getBoundingClientRect();
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let mouseX = (e.clientX - bounds.x)*this.canvas.width/bounds.width;
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let mouseY = (e.clientY - bounds.y)*this.canvas.height/bounds.height;
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if(player.x>=2000 && player.y>=2000) {
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mouseX+=2000;
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mouseY+=2000;
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}
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let dx = mouseX-player.x;
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let dy = mouseY-player.y;
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let norm = Math.sqrt(dx*dx+dy*dy);
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let b = new Bullet(player.x,player.y,dx/norm,dy/norm,player.id);
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bullets.push(b);
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net.newBullet(b.x,b.y,b.dx,b.dy,b.parentId);
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});
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window.addEventListener("keydown", (e)=>{
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if(["Space","ArrowUp","ArrowDown","ArrowLeft","ArrowRight"].indexOf(e.code) > -1) {
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e.preventDefault();
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}
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this.keysDown.add(e.key.toLowerCase())
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this.updateDir();
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})
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window.addEventListener("keyup", (e)=>{
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this.keysDown.delete(e.key.toLowerCase())
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this.updateDir();
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})
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}
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updateDir(){
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if(player==null)
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return;
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let oldDir=this.dir;
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this.dir=0;
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if(this.keysDown.has('z') || this.keysDown.has('arrowup')){
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if(this.keysDown.has('d') || this.keysDown.has('arrowright')){
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this.dir = 2;
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}else if(this.keysDown.has('s') || this.keysDown.has('arrowdown')){
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this.dir = 0;
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}else if(this.keysDown.has('q') || this.keysDown.has('arrowleft')){
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this.dir = 8;
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}else{
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this.dir = 1;
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}
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}else if(this.keysDown.has('d') || this.keysDown.has('arrowright')){
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if(this.keysDown.has('s') || this.keysDown.has('arrowdown')){
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this.dir = 4;
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}else if(this.keysDown.has('q') || this.keysDown.has('arrowleft')){
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this.dir = 0;
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}else{
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this.dir = 3;
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}
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}else if(this.keysDown.has('s') || this.keysDown.has('arrowdown')){
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if(this.keysDown.has('q') || this.keysDown.has('arrowLeft')){
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this.dir = 6;
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}else{
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this.dir = 5;
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}
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}else if(this.keysDown.has('q') || this.keysDown.has('arrowleft')){
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this.dir = 7;
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}
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if(oldDir!=this.dir)
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{
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player.changeDirection(this.dir);
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net.update(player);
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}
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}
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/*
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calculateAngle(playerX, playerY) {
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return Math.atan2(this.mouseY - playerY, this.mouseX - playerX);
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}
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*/
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} |