e582. drawing with color.txt

这里面包含了一百多个JAVA源文件

public void paint(Graphics g) {
        Graphics2D g2d = (Graphics2D)g;
    
        // Use a predefined color
        g2d.setColor(Color.red);
        // Draw shapes...; see e586 Drawing Simple Shapes
    
        // Use a custom color
        int red = 230;
        int green = 45;
        int blue = 67;
        g2d.setColor(new Color(red, green, blue));
        // Draw shapes...; see e586 Drawing Simple Shapes
    }