Skip to main content

move balls in canvas

i'm trying to make my balls move in this canvas but every time i got something else i got creating a new balls like i'm refreshing the page so can any one tell me how to move this balls

var windowElenemt = document.getElementById("window");
var ctx = windowElenemt.getContext('2d');
var vx = 9;
var vy = 9;


  function draw(){
    var ballsColors = Math.floor(Math.random()*16777215).toString(16);
    var boxY = Math.floor(Math.random()*600);
    var boxX = Math.floor(Math.random()*1360);
    var ballPlace = Math.floor((Math.random()*30)+5);

    ctx.clearRect(0,0,windowElenemt.width,windowElenemt.height);

    boxX+=vx;
    boxY+=vy;
    ctx.beginPath();
    ctx.arc(boxX,boxY,ballPlace,0,2*Math.PI,false);
    ctx.fillStyle = "#" + ballsColors;
    ctx.fill();
    requestAnimationFrame(draw);
    }
    setInterval(draw(),1000);



  for(i = 0 ; i < 20 ; i++){
   draw();
 }
<body onload="draw()">
<canvas id="window" width= '1364' height='623' style="border:1px solid #d3d3d3;" display:'block;'></canvas>

    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
    <script src="index.js" charset="utf-8"></script>
  </body>
Via Active questions tagged javascript - Stack Overflow https://ift.tt/eX0hq5v
Labels:

Comments

Post a Comment

Popular posts from this blog

Confusion between commands.Bot and discord.Client | Which one should I use?

Whenever you look at YouTube tutorials or code from this website there is a real variation. Some developers use client = discord.Client(intents=intents) while the others use bot = commands.Bot(command_prefix="something", intents=intents) . Now I know slightly about the difference but I get errors from different places from my code when I use either of them and its confusing. Especially since there has a few changes over the years in discord.py it is hard to find the real difference. I tried sticking to discord.Client then I found that there are more features in commands.Bot . Then I found errors when using commands.Bot . An example of this is: When I try to use commands.Bot client = commands.Bot(command_prefix=">",intents=intents) async def load(): for filename in os.listdir("./Cogs"): if filename.endswith(".py"): client.load_extension(f"Cogs.{filename[:-3]}") The above doesnt giveany response from my Cogs ...
Post a Comment
Read more

How to show number of registered users in Laravel based on usertype?

i'm trying to display data from the database in the admin dashboard i used this: <?php use Illuminate\Support\Facades\DB; $users = DB::table('users')->count(); echo $users; ?> and i have successfully get the correct data from the database but what if i want to display a specific data for example in this user table there is "usertype" that specify if the user is normal user or admin i want to user the same code above but to display a specific usertype i tried this: <?php use Illuminate\Support\Facades\DB; $users = DB::table('users')->count()->WHERE usertype =admin; echo $users; ?> but it didn't work, what am i doing wrong? source https://stackoverflow.com/questions/68199726/how-to-show-number-of-registered-users-in-laravel-based-on-usertype
Post a Comment
Read more

Why is my reports service not connecting?

I am trying to pull some data from a Postgres database using Node.js and node-postures but I can't figure out why my service isn't connecting. my routes/index.js file: const express = require('express'); const router = express.Router(); const ordersCountController = require('../controllers/ordersCountController'); const ordersController = require('../controllers/ordersController'); const weeklyReportsController = require('../controllers/weeklyReportsController'); router.get('/orders_count', ordersCountController); router.get('/orders', ordersController); router.get('/weekly_reports', weeklyReportsController); module.exports = router; My controllers/weeklyReportsController.js file: const weeklyReportsService = require('../services/weeklyReportsService'); const weeklyReportsController = async (req, res) => { try { const data = await weeklyReportsService; res.json({data}) console...
Post a Comment
Read more