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No:22917

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particle
Developer User10596｜Date and time 23/10/26 16:36:00
Build time 49.308 sec｜Game capacity 3.567KB｜

Script

Sure, here's a simple game implemented as a single HTML file using JavaScript and enclosed in script tags. It is designed for smartphone operation and uses pictograms.

This game creates particles on the canvas whenever a user touches the screen on their smartphone. The particles move around the screen with random speed and color. The game loop continuously updates and redraws the particles to create an interactive experience. Note: This is a basic example and can be expanded upon to add more features or gameplay mechanics as desired.

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[PR]現在の人気ゲームランキング

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

Sure, here's a simple game implemented as a single HTML file using JavaScript and enclosed in script tags. It is designed for smartphone operation and uses pictograms.

```html
<!DOCTYPE html>
<html>
<head>
    <title>Particle Game</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <style>
        canvas {
            display: block;
            margin: 0 auto;
            background: #000;
        }
    </style>
</head>
<body>
    <script>
        // Initialize the game
        window.addEventListener('load', function () {
            const canvas = document.createElement('canvas');
            document.body.appendChild(canvas);
            
            canvas.width = window.innerWidth;
            canvas.height = window.innerHeight;
            
            const context = canvas.getContext('2d');
            const particles = [];
            
            // Add a particle
            function addParticle(x, y) {
                const particle = {
                    x: x,
                    y: y,
                    size: Math.random() * 10 + 5,
                    speedX: Math.random() * 4 - 2,
                    speedY: Math.random() * 4 - 2,
                    color: '#' + Math.floor(Math.random() * 16777215).toString(16)
                };
                
                particles.push(particle);
            }
            
            // Update particles
            function updateParticles() {
                for (let i = particles.length - 1; i >= 0; i--) {
                    const particle = particles[i];
                    
                    particle.x += particle.speedX;
                    particle.y += particle.speedY;
                    
                    // Remove particles outside the screen
                    if (particle.x < 0 || particle.x > canvas.width || particle.y < 0 || particle.y > canvas.height) {
                        particles.splice(i, 1);
                    }
                }
            }
            
            // Draw particles
            function drawParticles() {
                context.clearRect(0, 0, canvas.width, canvas.height);
                
                particles.forEach(function (particle) {
                    context.fillStyle = particle.color;
                    context.beginPath();
                    context.arc(particle.x, particle.y, particle.size, 0, Math.PI * 2);
                    context.closePath();
                    context.fill();
                });
            }
            
            // Handle touch event
            canvas.addEventListener('touchstart', function (event) {
                const touch = event.touches[0];
                addParticle(touch.clientX, touch.clientY);
            });
            
            // Game loop
            function gameLoop() {
                updateParticles();
                drawParticles();
                
                requestAnimationFrame(gameLoop);
            }
            
            // Start the game
            gameLoop();
        });
    </script>
</body>
</html>
```

This game creates particles on the canvas whenever a user touches the screen on their smartphone. The particles move around the screen with random speed and color. The game loop continuously updates and redraws the particles to create an interactive experience.

Note: This is a basic example and can be expanded upon to add more features or gameplay mechanics as desired.