kelompok06-2048/2048_Visual_Effects.js
Jevinca Marvella 677ad4ab06 Comment section
2025-12-16 02:06:46 +07:00

210 lines
7.7 KiB
JavaScript

/* ==========================================
2048 VISUAL EFFECTS - ANIMATION SYSTEM
==========================================
fungsi utama:
1. triggerComboEffect() - Efek saat tile merge
2. showComboPopup() - Popup combo text (x2, x3, x4+)
3. createParticleBurst() - Ledakan partikel dari tile
4. createScorePopup() - Score yang terbang ke atas
5. getTileColor() - Warna sesuai nilai tile
========================================== */
/* ==========================================
TRIGGER COMBO EFFECT - Main Visual Handler
==========================================
Dipanggil dari move functions di 2048_Logic.js
========================================== */
function triggerComboEffect(mergedCells, comboCount) {
// Guard: kalau nggak ada tile yang merge, skip
if (mergedCells.length === 0) return;
// Loop setiap tile yang di-merge
mergedCells.forEach(cell => {
const tile = document.getElementById(`${cell.r}-${cell.c}`);
if (!tile) return;
// Efek 1: Animasi "merge" (scale + glow)
tile.classList.add('merge');
setTimeout(() => tile.classList.remove('merge'), 300);
// Efek 2: Ledakan partikel
createParticleBurst(tile);
// Efek 3: Box shadow glow
tile.style.boxShadow = '0 0 40px currentColor';
setTimeout(() => {
tile.style.boxShadow = ''; // Reset setelah 300ms
}, 300);
// Efek 4: Score popup yang terbang ke atas
const rect = tile.getBoundingClientRect();
const centerX = rect.left + rect.width / 2;
const centerY = rect.top + rect.height / 2;
const tileValue = parseInt(tile.textContent);
createScorePopup(centerX, centerY, tileValue);
});
// Efek 5: Combo popup kalau merge ≥2 tile sekaligus
if (comboCount >= 2) {
showComboPopup(comboCount);
}
}
/* ==========================================
COMBO POPUP - Text "COMBO x2!", "AMAZING x3!", dst
========================================== */
function showComboPopup(comboCount) {
const board = document.getElementById('board');
if (!board) return;
// Hitung posisi tengah board
const rect = board.getBoundingClientRect();
const centerX = rect.left + rect.width / 2;
const centerY = rect.top + rect.height / 2;
// Buat element popup
const popup = document.createElement('div');
popup.className = 'combo-popup';
popup.style.left = centerX + 'px';
popup.style.top = centerY + 'px';
popup.style.position = 'fixed';
popup.style.fontWeight = '900';
popup.style.pointerEvents = 'none'; // Nggak bisa diklik
popup.style.zIndex = '9999'; // Di depan semua
popup.style.transform = 'translate(-50%, -50%)'; // Center alignment
popup.style.textTransform = 'uppercase';
popup.style.letterSpacing = '3px';
// Styling berbeda sesuai combo level
if (comboCount === 2) {
// COMBO x2 - Hijau neon
popup.textContent = 'COMBO x2!';
popup.style.fontSize = '36px';
popup.style.color = '#00ff99';
popup.style.textShadow = '0 0 30px rgba(0, 255, 153, 1), 0 0 50px rgba(0, 255, 153, 0.5)';
} else if (comboCount === 3) {
// AMAZING x3 - Pink magenta
popup.textContent = 'AMAZING x3!';
popup.style.fontSize = '42px';
popup.style.color = '#ff00ff';
popup.style.textShadow = '0 0 35px rgba(255, 0, 255, 1), 0 0 60px rgba(255, 0, 255, 0.6)';
} else if (comboCount >= 4) {
// PERFECT x4+ - Gold
popup.textContent = 'PERFECT x' + comboCount + '!';
popup.style.fontSize = '48px';
popup.style.color = '#ffd700';
popup.style.textShadow = '0 0 40px rgba(255, 215, 0, 1), 0 0 70px rgba(255, 215, 0, 0.7)';
}
document.body.appendChild(popup);
// Animasi: muncul → bounce → hilang
popup.animate([
{ transform: 'translate(-50%, -50%) scale(0.3) rotate(-10deg)', opacity: 0 },
{ transform: 'translate(-50%, -50%) scale(1.3) rotate(5deg)', opacity: 1, offset: 0.3 },
{ transform: 'translate(-50%, -50%) scale(1.1) rotate(-2deg)', opacity: 1, offset: 0.6 },
{ transform: 'translate(-50%, -50%) scale(0.8) rotate(0deg)', opacity: 0 }
], {
duration: 1200,
easing: 'cubic-bezier(0.34, 1.56, 0.64, 1)' // Bounce effect
}).onfinish = () => popup.remove(); // Auto cleanup
}
/* ==========================================
PARTICLE BURST - Ledakan partikel dari tile
========================================== */
function createParticleBurst(tileElement) {
// Ambil posisi tengah tile
const rect = tileElement.getBoundingClientRect();
const centerX = rect.left + rect.width / 2;
const centerY = rect.top + rect.height / 2;
// Ambil warna tile sesuai nilainya
const tileValue = parseInt(tileElement.textContent);
const tileColor = getTileColor(tileValue);
// Jumlah partikel random (8-12)
const particleCount = 8 + Math.floor(Math.random() * 5);
// Buat partikel dalam lingkaran (360°)
for (let i = 0; i < particleCount; i++) {
const particle = document.createElement('div');
particle.className = 'merge-particle';
particle.style.left = centerX + 'px';
particle.style.top = centerY + 'px';
particle.style.background = tileColor; // Warna sama dengan tile
document.body.appendChild(particle);
// Hitung sudut & kecepatan untuk ledakan melingkar
const angle = (Math.PI * 2 * i) / particleCount + (Math.random() - 0.5) * 0.5;
const velocity = 60 + Math.random() * 40; // 60-100px
const tx = Math.cos(angle) * velocity; // Posisi X
const ty = Math.sin(angle) * velocity; // Posisi Y
// Animasi: meledak keluar sambil mengecil
particle.animate([
{ transform: 'translate(0, 0) scale(1)', opacity: 1 },
{ transform: `translate(${tx}px, ${ty}px) scale(0)`, opacity: 0 }
], {
duration: 500 + Math.random() * 200, // 500-700ms
easing: 'cubic-bezier(0.25, 0.46, 0.45, 0.94)' // Smooth ease-out
}).onfinish = () => particle.remove(); // Auto cleanup
}
}
/* ==========================================
SCORE POPUP - Angka score yang terbang ke atas
========================================== */
function createScorePopup(x, y, score) {
const popup = document.createElement('div');
popup.className = 'score-popup';
popup.textContent = '+' + score; // Contoh: "+16", "+32"
popup.style.left = x + 'px';
popup.style.top = y + 'px';
popup.style.position = 'fixed';
popup.style.fontSize = '24px';
popup.style.fontWeight = '900';
popup.style.color = '#ffd700'; // Gold
popup.style.textShadow = '0 0 20px rgba(255, 215, 0, 0.8)';
popup.style.pointerEvents = 'none';
popup.style.zIndex = '9999';
popup.style.transform = 'translate(-50%, -50%)';
document.body.appendChild(popup);
// Animasi: terbang ke atas sambil fade out
popup.animate([
{ transform: 'translate(-50%, -50%) scale(0.5)', opacity: 0 },
{ transform: 'translate(-50%, -70px) scale(1.2)', opacity: 1, offset: 0.3 },
{ transform: 'translate(-50%, -120px) scale(1)', opacity: 0 }
], {
duration: 1000,
easing: 'cubic-bezier(0.34, 1.56, 0.64, 1)' // Bounce ease
}).onfinish = () => popup.remove();
}
/* ==========================================
GET TILE COLOR - Warna sesuai nilai tile
==========================================
Dipakai untuk partikel biar warnanya match
========================================== */
function getTileColor(value) {
const colors = {
2: '#00eaff', // Cyan
4: '#00ff99', // Green
8: '#ff00ff', // Magenta
16: '#ff0066', // Pink
32: '#ffaa00', // Orange
64: '#ff0000', // Red
128: '#5f00ff', // Purple
256: '#00ffea', // Cyan bright
512: '#ff00aa', // Pink bright
1024: '#00ffaa', // Green bright
2048: '#ffd700' // Gold (winning tile!)
};
// Return warna sesuai value, default cyan kalau nggak ada
return colors[value] || '#00eaff';
}