Dev_Tip/JavaScript_Tip

[html2canvas] HTML에서 특정영역을 PNG파일로 생성하기

LeeDaniel 2024. 12. 16. 09:34
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Div to PNG</title>
  <script src="https://cdn.jsdelivr.net/npm/html2canvas@1.4.1/dist/html2canvas.min.js"></script>
  <style>
    #capture {
      width: 300px;
      height: 200px;
      background-color: lightblue;
      padding: 20px;
      text-align: center;
    }
  </style>
</head>
<body>
  <div id="capture">
    <h1>Hello, World!</h1>
    <p>This is a sample div to capture as PNG.</p>
  </div>
  <button id="downloadBtn">Capture and Download</button>

  <script>
    document.getElementById('downloadBtn').addEventListener('click', function () {
      const captureElement = document.getElementById('capture');
      
      // html2canvas로 캡처
      html2canvas(captureElement).then(canvas => {
        // 캔버스를 PNG로 변환
        const image = canvas.toDataURL('image/png');

        // 다운로드 링크 생성
        const link = document.createElement('a');
        link.href = image;
        link.download = 'capture.png';
        document.body.appendChild(link);
        link.click();
        document.body.removeChild(link);
      });
    });
  </script>
</body>
</html>
728x90
반응형

'Dev_Tip > JavaScript_Tip' 카테고리의 다른 글

XMLHttpRequest 요청하기  (0) 2021.03.11
[JS] 현재 페이지 프린트하기  (0) 2021.02.25