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eamonnmcevoy/index.js

Created September 9, 2018 18:09
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index.js
class Grid {
constructor(width, height, blockarea, margin, ctx) {
this.width = width;
this.height = height;
this.ctx = ctx;
this.blockarea = blockarea;
this.margin = margin;
this.blocksize = blockarea - margin;
}
render() {
for(let x=0; x<width; x++) {
for(let y=0; y<height; y++) {
const point = { x, y };
this.ctx.fillStyle = 'lightgrey';
ctx.clearRect(point.x * blockarea, point.y * blockarea, blocksize, blocksize);
ctx.fillRect(point.x * blockarea, point.y * blockarea, blocksize, blocksize);
}
}
}
}
const width = 50;
const height = 50;
const blockarea = 10;
const margin = 1;
const blocksize = blockarea - margin;
const canvas = document.getElementById('game');
canvas.width = width * blockarea;
canvas.height = height * blockarea;
const ctx = canvas.getContext('2d', { alpha: true });
const grid = new Grid(width, height, blockarea, margin, ctx);
grid.render();
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