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
| <!DOCTYPE html>
<html>
<head>
<title>Alphabet Buttons</title>
<meta charset="UTF-8">
<style>
body {
font-family: Arial, sans-serif;
overflow: hidden;
margin: 0;
}
#buttons-container {
width: 100vw;
height: 100vh;
position: relative;
overflow: hidden;
}
.draggable {
position: absolute;
width: 150px;
height: 150px;
font-size: 50px;
touch-action: none;
}
.target-zone {
position: absolute;
border: 2px dashed black;
background-color: white; /* Fond blanc de la zone */
pointer-events: none;
border-radius: 15px; /* Rayon de bordure pour les coins arrondis */
}
</style>
</head>
<body>
<div id="buttons-container"></div>
<script>
const alphabet = "abcdefghijklmnopqrstuvwxyz";
const buttonsContainer = document.getElementById("buttons-container");
const buttonSize = 150;
const containerWidth = window.innerWidth;
const containerHeight = window.innerHeight;
let activeButton = null;
let targetZone = null;
createTargetZone(50, 50); // Create the target zone
for (let i = 0; i < alphabet.length; i++) {
const button = document.createElement("button");
button.innerHTML = alphabet[i].toUpperCase();
button.classList.add("draggable");
placeButtonRandomly(button);
button.addEventListener("touchstart", (e) => {
activeButton = button;
});
button.addEventListener("touchmove", (e) => {
if (activeButton === button) {
const maxX = containerWidth - buttonSize;
const maxY = containerHeight - buttonSize;
const targetX = clamp(e.touches[0].clientX - buttonSize / 2, 0, maxX);
const targetY = clamp(e.touches[0].clientY - buttonSize / 2, 0, maxY);
moveButton(button, targetX, targetY);
checkTargetZone(button);
preventButtonOverlap(button);
}
});
button.addEventListener("touchend", (e) => {
activeButton = null;
checkTargetZone(button);
preventButtonOverlap(button);
});
buttonsContainer.appendChild(button);
}
function placeButtonRandomly(button) {
let attempts = 0;
const maxAttempts = 100;
while (attempts < maxAttempts) {
const minX = 0;
const maxX = containerWidth - buttonSize;
const minY = 0;
const maxY = containerHeight - buttonSize;
const randomX = Math.random() * (maxX - minX) + minX;
const randomY = Math.random() * (maxY - minY) + minY;
const overlappingButton = Array.from(buttonsContainer.getElementsByClassName("draggable"))
.find(otherButton => isOverlappingButton(randomX, randomY, otherButton));
if (!overlappingButton) {
moveButton(button, randomX, randomY);
break;
}
attempts++;
}
}
function moveButton(button, x, y) {
button.style.left = x + "px";
button.style.top = y + "px";
}
function checkTargetZone(button) {
if (!targetZone) {
return;
}
const buttonRect = button.getBoundingClientRect();
const targetRect = targetZone.getBoundingClientRect();
if (
buttonRect.left >= targetRect.left &&
buttonRect.top >= targetRect.top &&
buttonRect.right <= targetRect.right &&
buttonRect.bottom <= targetRect.bottom
) {
const targetX = targetRect.left + targetRect.width / 2 - buttonSize / 2;
const targetY = targetRect.top + targetRect.height / 2 - buttonSize / 2;
moveButton(button, targetX, targetY);
}
}
function preventButtonOverlap(movingButton) {
if (!activeButton) {
const buttons = Array.from(buttonsContainer.getElementsByClassName("draggable"));
buttons.forEach(otherButton => {
if (otherButton !== movingButton && isOverlapping(movingButton, otherButton)) {
const rect = otherButton.getBoundingClientRect();
const newLeft = rect.right + 5; // Move
const newTop = rect.bottom + 5; // Move to the bottom
if (newLeft + buttonSize <= containerWidth) {
moveButton(movingButton, newLeft, parseFloat(movingButton.style.top));
preventButtonOverlap(movingButton); // Check for overlap again
} else if (newTop + buttonSize <= containerHeight) {
moveButton(movingButton, parseFloat(movingButton.style.left), newTop);
preventButtonOverlap(movingButton); // Check for overlap again
} else if (parseFloat(movingButton.style.left) - buttonSize >= 0) {
moveButton(movingButton, parseFloat(movingButton.style.left) - buttonSize, parseFloat(movingButton.style.top));
preventButtonOverlap(movingButton); // Check for overlap again
}
}
});
}
}
function isOverlapping(elem1, elem2) {
const rect1 = elem1.getBoundingClientRect();
const rect2 = elem2.getBoundingClientRect();
return !(rect1.right < rect2.left ||
rect1.left > rect2.right ||
rect1.bottom < rect2.top ||
rect1.top > rect2.bottom);
}
function isOverlappingButton(x, y, elem) {
const rect = elem.getBoundingClientRect();
return (x < rect.right && x + buttonSize > rect.left &&
y < rect.bottom && y + buttonSize > rect.top);
}
function createTargetZone(x, y) {
targetZone = document.createElement("div");
targetZone.classList.add("target-zone");
targetZone.style.width = buttonSize + "px";
targetZone.style.height = buttonSize + "px";
targetZone.style.left = x + "px";
targetZone.style.top = y + "px";
buttonsContainer.appendChild(targetZone);
}
function clamp(value, min, max) {
return Math.min(Math.max(value, min), max);
}
</script>
</body>
</html> |
