java Html2Image 实现html转图片功能
java Html2Image 实现html转图片功能
//java Html2Image 实现html转图片功能
// html2image
HtmlImageGenerator imageGenerator = new HtmlImageGenerator();
String htmlstr = "<table width='654' cellpadding='0' cellspacing='0' bordercolor='#FFFFFF'><tr><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td></tr><tr><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td></tr><tr><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td></tr><tr><td><img src='http://www.apkfather.com/yhqserver/images/mdl.jpg'/></td></tr></table>";
imageGenerator.loadHtml(htmlstr);
imageGenerator.getBufferedImage();
imageGenerator.saveAsImage("d:/hello-world.png");
imageGenerator.saveAsHtmlWithMap("hello-world.html", "hello-world.png");
// html2image api介绍
HtmlImageGenerator Methods
- loadUrl(url) - Loads HTML from URL object or URL string. (从url载入html)
- loadHtml(html) - Loads HTML source. (载入本地html)
- saveAsImage(file) - Save loaded HTML as image. (以图片形式保存html)
- saveAsHtmlWithMap(file, imageUrl) - Creates an HTML file containing client-side image-map <map>generated from HTML's links. (创建一个HTML文件包含客户端image-map)
- getLinks() - List all links in the HTML document and their corresponding href, target, title, position and dimension. (列出所有在HTML文档的链接和相应href、目标、头衔、位置和尺寸)
- getBufferedImage() - Get AWT buffered image of the HTML. (获得awt,html缓冲后的图片)
- getLinksMapMarkup(mapName) - Get HTML snippet of the client-side image-map <map> generated from the links. (HTML代码段里获得的客户端image-map <地图>产生的链接)
- get/setOrientation(orientation) - Get/Set document orientation (left-to-right or right-to-left). (get/set文本定位)
- get/setSize(dimension) - Get/Set size of the generated image. (设置生成图片大小)
import gui.ava.html.image.generator.HtmlImageGenerator;
public class Html2ImageTest {
public static void main(String[] args) {
HtmlImageGenerator imageGenerator = new HtmlImageGenerator();
String html= "<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>"
+" <html xmlns='http://www.w3.org/1999/xhtml'>"
+"<style>.p1 {font-size:36px;font-weight:200;color:#0000FF;}</style>"
+"<style>.p2 { font-size:24px;font-weight:300;color: #FF0000;}</style>"
+"<head><meta http-equiv='Content-Type' content='text/html; charset=utf-8' /><title>CSS外联样式表</title></head>"
+"<body><p class='p1'>CSS外联样式表</p><p class='p2'>CSS外联样式表</p><p class='p3'>CSS外联样式表</p><p class='p4'>CSS外联样式表 </p></body></html>";
//imageGenerator.loadHtml(html);
//imageGenerator.loadUrl("http://mtkplmap2:7001/esdm_web");
imageGenerator.loadUrl("http://www.icbc.com.cn/ICBC/%E7%BD%91%E4%B8%8A%E5%9F%BA%E9%87%91/%E5%9F%BA%E9%87%91%E5%B9%B3%E5%8F%B0/%E5%9F%BA%E9%87%91%E4%BA%A7%E5%93%81%E5%88%97%E8%A1%A8.htm");
imageGenerator.saveAsImage("d:/test/hello-world2.png");
imageGenerator.saveAsImage("d:/test/hello-world2.jpg");
// imageGenerator.saveAsHtml("d:/test/hello.html", html);
}
}