找到Java代码,但是不会转换到AU3。import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.WritableRaster;
import java.io.*;
import javax.imageio.*;
import javax.swing.*;
/**
* HTML2JPG,HTML页面转图片的实现方法。
*/
public class Test extends JFrame {
public Test(String url, File file) throws Exception {
JEditorPane editorPane = new JEditorPane();
editorPane.setEditable(false);
editorPane.setPage(url);
JScrollPane jsp = new JScrollPane(editorPane);
getContentPane().add(jsp);
this.setLocation(0, 0);
Thread.sleep(5 * 1000);
setSize(10000, 10000);
pack();
// BufferedImage image = new BufferedImage(editorPane.getWidth(),
// editorPane.getHeight(), BufferedImage.TYPE_INT_RGB);
BufferedImage image = new BufferedImage(editorPane.getWidth(), editorPane.getHeight(),
BufferedImage.TYPE_INT_RGB);
Graphics2D graphics2D = image.createGraphics();
editorPane.paint(graphics2D);
BufferedImage image1 = resize(image, 450, 600);
ImageIO.write(image1, "jpg", file);
dispose();
}
public static void main(String[] args) throws Exception {
new Test("http://www.google.cn", new File("d:/file.jpg"));
}
public static BufferedImage resize(BufferedImage source, int targetW, int targetH) {
// targetW,targetH分别表示目标长和宽
int type = source.getType();
BufferedImage target = null;
double sx = (double) targetW / source.getWidth();
double sy = (double) targetH / source.getHeight();
// 这里想实现在targetW,targetH范围内实现等比缩放。如果不需要等比缩放
// 则将下面的if else语句注释即可
if (sx > sy) {
sx = sy;
targetW = (int) (sx * source.getWidth());
// } else {
// sy = sx;
// targetH = (int) (sy * source.getHeight());
}
if (type == BufferedImage.TYPE_CUSTOM) { // handmade
ColorModel cm = source.getColorModel();
WritableRaster raster = cm.createCompatibleWritableRaster(targetW, targetH);
boolean alphaPremultiplied = cm.isAlphaPremultiplied();
target = new BufferedImage(cm, raster, alphaPremultiplied, null);
} else
target = new BufferedImage(targetW, targetH, type);
Graphics2D g = target.createGraphics();
// smoother than exlax:
g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
g.drawRenderedImage(source, AffineTransform.getScaleInstance(sx, sy));
g.dispose();
return target;
}
}
|