-
Notifications
You must be signed in to change notification settings - Fork 0
/
floating-circles-canvas with iframe.html
240 lines (211 loc) · 9.52 KB
/
floating-circles-canvas with iframe.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Floating Circles with Iframe Overlay - Corrected Scope</title>
<style>
body { margin: 0; overflow: hidden; background-color: #f0f0f0; }
canvas { display: block; }
#controls { position: absolute; top: 10px; left: 10px; background: rgba(255,255,255,0.7); padding: 10px; z-index: 10; }
#overlay {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 80%;
max-width: 600px;
height: 80%;
max-height: 400px;
background: rgba(255, 255, 255, 0.1);
border-radius: 10px;
pointer-events: none;
z-index: 5;
}
#overlay iframe {
width: 100%;
height: 100%;
border: none;
border-radius: 10px;
pointer-events: auto;
}
</style>
</head>
<body>
<canvas id="canvas"></canvas>
<div id="controls">
<label>Blend Mode:
<select id="blendMode">
<option value="source-over">Normal</option>
<option value="screen">Screen</option>
<option value="multiply">Multiply</option>
<option value="overlay">Overlay</option>
<option value="difference">Difference</option>
</select>
</label>
<br>
<label>Opacity: <input type="range" id="opacity" min="0" max="1" step="0.1" value="0.7"></label>
</div>
<div id="overlay">
<!-- Replace the src with your actual embedded form URL -->
<iframe src="about:blank" frameborder="0"></iframe>
</div>
<script>
(function() {
const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');
const blendModeSelect = document.getElementById('blendMode');
const opacityInput = document.getElementById('opacity');
function resizeCanvas() {
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
}
resizeCanvas();
function remToPx(rem) {
return rem * parseFloat(getComputedStyle(document.documentElement).fontSize);
}
const circleDiameter = 10; // in rem
const circleRadius = remToPx(circleDiameter) / 2;
const frictionFactor = 0.995;
const minSpeed = 0.5;
const maxSpeed = 10;
const returnDuration = 1000;
const explosiveSpeed = 30; // Consistent explosive speed for all circles
function hexToRgb(hex) {
const r = parseInt(hex.slice(1, 3), 16);
const g = parseInt(hex.slice(3, 5), 16);
const b = parseInt(hex.slice(5, 7), 16);
return [r, g, b];
}
const circles = [
{ x: canvas.width * 0.2, y: canvas.height * 0.2, radius: circleRadius, color: hexToRgb('#ef476f'), vx: 6, vy: 5 },
{ x: canvas.width * 0.4, y: canvas.height * 0.4, radius: circleRadius, color: hexToRgb('#ffd166'), vx: -5, vy: 6 },
{ x: canvas.width * 0.6, y: canvas.height * 0.6, radius: circleRadius, color: hexToRgb('#06d6a0'), vx: -4, vy: -5.5 },
{ x: canvas.width * 0.8, y: canvas.height * 0.8, radius: circleRadius, color: hexToRgb('#118ab2'), vx: 3, vy: -4 },
{ x: canvas.width * 0.5, y: canvas.height * 0.5, radius: circleRadius, color: hexToRgb('#073b4c'), vx: -2, vy: 3 },
{ x: canvas.width / 2, y: canvas.height / 2, radius: circleRadius, color: [135, 206, 235], vx: 0, vy: 0 } // Sky blue (static)
];
let isReturning = false;
let returnStartTime;
const gifUrls = [
'/api/placeholder/300/300',
'/api/placeholder/300/300',
'/api/placeholder/300/300',
'/api/placeholder/300/300',
'/api/placeholder/300/300'
];
let currentGifIndex = 0;
const cloudGif = new Image();
cloudGif.src = gifUrls[currentGifIndex];
function shuffleGif() {
currentGifIndex = (currentGifIndex + 1) % gifUrls.length;
cloudGif.src = gifUrls[currentGifIndex];
}
function applyFriction(circle) {
let speed = Math.sqrt(circle.vx * circle.vx + circle.vy * circle.vy);
if (speed > minSpeed) {
circle.vx *= frictionFactor;
circle.vy *= frictionFactor;
} else {
let angle = Math.atan2(circle.vy, circle.vx);
circle.vx = minSpeed * Math.cos(angle);
circle.vy = minSpeed * Math.sin(angle);
}
}
function distanceToCenter(circle) {
const dx = circles[5].x - circle.x;
const dy = circles[5].y - circle.y;
return Math.sqrt(dx * dx + dy * dy);
}
function initiateReturn() {
isReturning = true;
returnStartTime = Date.now();
circles.slice(0, 5).forEach(circle => {
circle.startX = circle.x;
circle.startY = circle.y;
circle.distance = distanceToCenter(circle);
});
}
function updateReturnMotion(circle) {
const elapsedTime = Date.now() - returnStartTime;
const progress = Math.min(elapsedTime / returnDuration, 1);
const easeProgress = 1 - Math.pow(1 - progress, 3);
const dx = circles[5].x - circle.startX;
const dy = circles[5].y - circle.startY;
circle.x = circle.startX + dx * easeProgress;
circle.y = circle.startY + dy * easeProgress;
if (progress === 1 && circle === circles[0]) {
isReturning = false;
initiateExplosiveRelease();
shuffleGif();
}
}
function initiateExplosiveRelease() {
circles.slice(0, 5).forEach(circle => {
const angle = Math.random() * Math.PI * 2;
circle.vx = Math.cos(angle) * explosiveSpeed;
circle.vy = Math.sin(angle) * explosiveSpeed;
});
}
function drawSkyCircle() {
const skyCircle = circles[5];
ctx.save();
ctx.beginPath();
ctx.arc(skyCircle.x, skyCircle.y, skyCircle.radius, 0, Math.PI * 2);
ctx.clip();
ctx.fillStyle = `rgb(${skyCircle.color[0]}, ${skyCircle.color[1]}, ${skyCircle.color[2]})`;
ctx.fillRect(skyCircle.x - skyCircle.radius, skyCircle.y - skyCircle.radius, skyCircle.radius * 2, skyCircle.radius * 2);
ctx.drawImage(cloudGif, skyCircle.x - skyCircle.radius, skyCircle.y - skyCircle.radius, skyCircle.radius * 2, skyCircle.radius * 2);
ctx.restore();
ctx.beginPath();
ctx.arc(skyCircle.x, skyCircle.y, skyCircle.radius, 0, Math.PI * 2);
ctx.strokeStyle = `rgb(${skyCircle.color[0]}, ${skyCircle.color[1]}, ${skyCircle.color[2]})`;
ctx.lineWidth = 2;
ctx.stroke();
}
function animate() {
ctx.clearRect(0, 0, canvas.width, canvas.height);
drawSkyCircle();
ctx.globalCompositeOperation = blendModeSelect.value;
const opacity = opacityInput.value;
circles.slice(0, 5).forEach(circle => {
if (isReturning) {
updateReturnMotion(circle);
} else {
applyFriction(circle);
circle.x += circle.vx;
circle.y += circle.vy;
if (circle.x + circle.radius > canvas.width || circle.x - circle.radius < 0) {
circle.vx *= -1;
}
if (circle.y + circle.radius > canvas.height || circle.y - circle.radius < 0) {
circle.vy *= -1;
}
}
ctx.beginPath();
ctx.arc(circle.x, circle.y, circle.radius, 0, Math.PI * 2);
ctx.fillStyle = `rgba(${circle.color[0]}, ${circle.color[1]}, ${circle.color[2]}, ${opacity})`;
ctx.fill();
});
requestAnimationFrame(animate);
}
cloudGif.onload = animate;
// Modify the click event listener to work on the whole document
document.addEventListener('click', (event) => {
if (!isReturning) {
initiateReturn();
}
});
window.addEventListener('resize', () => {
resizeCanvas();
const newRadius = remToPx(circleDiameter) / 2;
circles.forEach(circle => {
circle.radius = newRadius;
});
circles[5].x = canvas.width / 2;
circles[5].y = canvas.height / 2;
});
})();
</script>
</body>
</html>