How to draw images on transparent window?
问题 I'm trying to draw Images with Graphics2D on JFrame. But this code only displays blank background. How to do that? Java Version: SE-1.6 IDE: Eclipse My code looks like this: import java.awt.BasicStroke; import java.awt.Color; import java.awt.Graphics2D; import java.awt.image.BufferStrategy; import java.awt.geom.Line2D; import java.util.TimerTask; import javax.swing.JFrame; public class GraphicTest extends JFrame{ public static void main(String[] args) { GraphicTest gt = new GraphicTest(); gt