Lion catch a penguin's game

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No:45615

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Lion catch a penguin
Developer User19614｜Date and time 24/2/20 22:47:28
Build time 8.16 sec｜Game capacity 1.984KB｜

Script

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Click here for free DL of the app version that can save data.

<!DOCTYPE html>
<html>
<head>
    <title>Lion Catch</title>
</head>
<body>
    <canvas id="gameCanvas" width="400" height="400"></canvas>
    
    <script>
        const canvas = document.getElementById("gameCanvas");
        const ctx = canvas.getContext("2d");
        
        const lion = {
            x: 200,
            y: 200,
            size: 50,
            speed: 10
        };
        
        const penguin = {
            x: Math.random() * 360,
            y: Math.random() * 360,
            size: 30
        };
        
        function draw() {
            ctx.clearRect(0, 0, canvas.width, canvas.height);
            
            // Draw lion
            ctx.fillStyle = "orange";
            ctx.fillRect(lion.x, lion.y, lion.size, lion.size);
            
            // Draw penguin
            ctx.fillStyle = "white";
            ctx.fillRect(penguin.x, penguin.y, penguin.size, penguin.size);
        }
        
        function moveLion(event) {
            switch(event.key) {
                case "ArrowUp":
                    lion.y -= lion.speed;
                    break;
                case "ArrowDown":
                    lion.y += lion.speed;
                    break;
                case "ArrowLeft":
                    lion.x -= lion.speed;
                    break;
                case "ArrowRight":
                    lion.x += lion.speed;
                    break;
            }
            
            if(checkCollision()) {
                alert("Lion caught the penguin! Game Over!");
            }
            
            draw();
        }
        
        function checkCollision() {
            return (lion.x < penguin.x + penguin.size &&
                    lion.x + lion.size > penguin.x &&
                    lion.y < penguin.y + penguin.size &&
                    lion.y + lion.size > penguin.y);
        }
        
        draw();
        document.addEventListener("keydown", moveLion);
    </script>
</body>
</html>