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index.html
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<html>
<head>
<title>ocr-bye</title>
<meta charset="utf-8"/>
<script type="text/javascript" src="js/html2canvas.js"></script>
<script type="text/javascript" src="js/main.js"></script>
<style>
body {
background-color: #f1f1f1;
font-family: Arial, sans-serif;
}
label {
font-size: 18px;
margin-right: 10px;
}
input[type="number"] {
font-size: 16px;
width: 80px;
border-radius: 5px;
border: 1px solid #ccc;
padding: 5px;
}
button {
background-color: #4CAF50;
border: none;
color: white;
padding: 10px;
text-align: center;
text-decoration: none;
display: inline-block;
font-size: 16px;
margin: 10px 0;
cursor: pointer;
border-radius: 5px;
}
button:hover {
background-color: #3e8e41;
}
img {
border-radius: 10px;
box-shadow: 2px 2px 10px rgba(0,0,0,0.2);
}
textarea {
float: left;
margin-right: 10px;
}
#txt_content {
letter-spacing: 1px;
resize: none;
}
#word_num, #word_size, #rotate_min, #rotate_max, #line_nums {
width: 60px;
}
button {
margin-top: 20px;
font-size: 20px;
}
#img-base64 {
margin-top: 20px;
max-width: 1000px;
}
</style>
</head>
<body>
<div id="toimg" class="html2canvas-container"></div>
<tbody>
<tr>
<td></td>
<td>
<div>
<textarea id="txt_content" style="width: 400px; height: 500px;letter-spacing: 1px" oninput="textToImg()">
倘若人生可以重开，是选择青囊竹杖，救苦一方？又或者出生富贵，锦衣怒马？再譬如武功盖世，威震武林？</textarea>
</div>
</td>
</tr>
<tr>
<td></td>
<td><div>
<label for="word_num">①每行字數（【大于0】）：</label>
<input type="number" id="word_num" min="10" value="20">个
</div></td>
</tr>
<tr>
<td></td>
<td><div>
<label for="word_size">②字體大小（【大于0】，單位：px）：</label>
<input type="number" id="word_size" min="1" value="20">
</div></td>
</tr>
<tr>
<td></td>
<td>
<div>
<label for="rotate_max">③文字旋转角度范围（【-180 ~ 180】，單位：°）：</label>
最小角度=<input type="number" id="rotate_min" value="0">
<b> ~ </b>
最大角度=<input type="number" id="rotate_max" value="360">
</div>
</td>
</tr>
<tr>
<td></td>
<td>
<div>
<label for="rotate_max">④繪製干擾綫數量：</label>
<input type="number" id="line_nums" value="5">
</div>
</td>
</tr>
<tr>
<td></td>
<td>
<div>
<label for="rotate_max">⑤添加横格綫：</label>
<input type="checkbox" id="underline" checked>
</div>
</td>
</tr>
</tbody>
<div>
<button onclick=textToImg();>生成图片</button>
<br>
<a href="https://github.com/Leisurelybear/ocr-bye">
<img src="https://img.shields.io/badge/Visit_OCR--BYE-v1.0-green?logo=github&style=flat" alt="Github">
</a>
<a href="https://blog.lebear.top/">
<img src="https://img.shields.io/badge/Visit_HomePage-Lebear-blue" alt="HomePage">
</a>
</div>
<div>
<p>文字圖片：</p>
<img id="img-base64" style="border: 1px solid"/>
<br/>
<button id="copy-btn">复制图片</button>
<span id="alert" style="display:none"></span>
<script>
const img = document.querySelector('#img-base64');
const copyBtn = document.querySelector('#copy-btn');
const alertBox = document.getElementById('alert');
timeoutID = ""
copyBtn.addEventListener('click', () => {
clearTimeout(timeoutID)
// 将图片渲染到canvas上
const canvas = document.createElement('canvas');
const ctx = canvas.getContext('2d');
canvas.width = img.width;
canvas.height = img.height;
ctx.drawImage(img, 0, 0);
// 生成Blob对象
canvas.toBlob(blob => {
// 将Blob对象放入剪贴板
navigator.clipboard.write([
new ClipboardItem({
'image/png': blob
})
]).then(() => {
showAlert('复制成功', true)
}).catch(() => {
showAlert('复制失败，请手动复制', false)
});
}, 'image/png');
});
function showAlert(message, success) {
alertBox.textContent = message;
alertBox.style.display = 'block';
if (success) {
alertBox.style.backgroundColor = 'green';
} else {
alertBox.style.backgroundColor = 'red';
}
timeoutID = setTimeout(() => {
alertBox.style.display = 'none';
}, 3000);
}
</script>
</div>
</body>
</html>