JSFiddle - React, Tailwind, and code Playground
by velo_ninja
HTML
<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Hexagonal Grid Game</title>
<style>
</style>
<script>
// Game Class
class Game {
constructor(config) {
this.config = config;
this.hexSize = config.iconSize;
this.hexWidth = 2 * this.hexSize * Math.cos(Math.PI / 6);
this.hexHeight = this.hexSize * 1.5;
this.gridWidth = (config.cols - 1) * this.hexWidth + this.hexWidth + config.hexGridPadding * 2;
this.gridHeight = (config.rows - 1) * this.hexHeight + this.hexHeight + config.hexGridPadding * 2;
this.occupiedPositions = new Set(); // Track occupied cells globally
}
setupCanvas(id, width, height) {
const canvas = document.getElementById(id);
canvas.width = width;
canvas.height = height;
return canvas;
}
drawGrid(canvas) {
const ctx = canvas.getContext('2d');
const gridLeft = this.hexWidth / 2 + this.config.hexGridPadding;
const gridTop = this.hexHeight / 2 + this.config.hexGridPadding;
for (let row = 0; row < this.config.rows; row++) {
for (let col = 0; col < this.config.cols; col++) {
const x = col * this.hexWidth + (row % 2 === 0 ? 0 : this.hexWidth / 2) + gridLeft;
const y = row * this.hexHeight + gridTop;
this.drawHexagon(ctx, x, y, this.hexSize, this.config.hexGridColor);
}
}
}
drawHexagon(ctx, x, y, hexSize, color) {
ctx.beginPath();
for (let i = 0; i < 6; i++) {
const angle = Math.PI / 3 * i + Math.PI / 6;
const px = x + hexSize * Math.cos(angle);
const py = y + hexSize * Math.sin(angle);
if (i === 0) ctx.moveTo(px, py);
else ctx.lineTo(px, py);
}
...