本文介绍了一种将bufferedImage设置为单个彩色像素而无需在其中放置图像的简单方法?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
所以我只想将缓冲的图像设置为单一背景色,有没有办法做到这一点?
So I just want to set a buffered image into a single background color is there a way to do this?
推荐答案
您是说用背景色填充BufferedImage吗?如果是这样,下面是有关如何执行此操作的示例:
Do you mean fill a BufferedImage with a background color? If so, here is an example on how to perform this:
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.SwingUtilities;
public class TestBufferedImage {
private BufferedImage buffer;
protected BufferedImage getBuffer() {
if (buffer == null) {
buffer = new BufferedImage(400, 300, BufferedImage.TYPE_INT_RGB);
Graphics2D g = buffer.createGraphics();
g.setColor(Color.BLUE);
g.fillRect(0, 0, buffer.getWidth(), buffer.getHeight());
g.dispose();
}
return buffer;
}
protected void initUI() {
final JFrame frame = new JFrame();
frame.setTitle(TestBufferedImage.class.getSimpleName());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JLabel image = new JLabel(new ImageIcon(getBuffer()));
frame.add(image);
frame.pack();
frame.setVisible(true);
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
TestBufferedImage test = new TestBufferedImage();
test.initUI();
}
});
}
}
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