Question

我正在尝试将图像加载到此程序中，它将无法正常工作，我已经玩过以确保我的目录正确且一切都正常，但现在我有点迷失了。 PersonFront类调用的绘制函数工作正常，但不是应该在其中的Image。我可以改变尺寸和所有这些，但它仍然没有显示任何图像。

    import java.awt.*;
    import java.awt.event.*;
    import java.applet.*;
    import javax.swing.*;
    import java.io.File;
    import java.io.IOException;
    import java.util.logging.Level;
    import java.util.logging.Logger;
    import javax.imageio.ImageIO;

 public class GameViewer extends Applet implements KeyListener
{
   final static int NUM_WIDTH=14;
   final static int NUM_HEIGHT=7;
   private int startX = 100;
   private int startY = 40;

public void init()
{
    setBackground(Color.GRAY);
    addKeyListener(this);
    setFocusable(true);
    requestFocusInWindow();
}

public void start()
{}

public void paint(Graphics g)
{
    Graphics2D g2 =(Graphics2D) g;

    Image wood = getImage(getCodeBase(), "Resources/Images/Environment/woodfloor.png");
    Image wall = getImage(getCodeBase(), "wall.jpg");
    Image counter = getImage(getCodeBase(), "resources/images/environment/counter.jpg");
    Image cab_right = getImage(getCodeBase(), "resources/images/environment/cabinet_right.jpg");
    Image cab_left = getImage(getCodeBase(), "resources/images/environment/cabinet_left.jpg");
    Image shirt = getImage(getCodeBase(), "resources/Images/Character_Wear/Shirts/shirt_red.png");
    Image pants = getImage(getCodeBase(),"resources/Images/Character_Wear/Pants/pants_limegreen.png");

    g2.drawImage(wood,0,0,null);

    //for(int q=0; q<NUM_WIDTH; q++)
     // for(int z=0; z<NUM_HEIGHT; z++)
     // {
        //  g2.drawImage(wood, q*64, z*64, null);
       //   g2.drawImage(wall, 0, 128+(16*z), null);
   //   }

    PersonFront stat = new PersonFront(startX,startY,shirt,pants);
    stat.draw(g2);
}

public void keyPressed(KeyEvent key)
{
    if (key.getKeyCode() == key.VK_D)
    {
        startX += 32;

        repaint();
    }
    if(key.getKeyCode() == key.VK_A)
    {
        startX -= 32;

        repaint();
    }

}

public void keyReleased(KeyEvent e)
{

}

public void keyTyped(KeyEvent e)
{

}
}

Answer 1

您需要使用BufferedImages。

BufferedImage wood = this.getClass().getResource("Resources/Images/Environment/woodfloor.png");

请记住，图像文件必须位于JAR或与代码相同的目录中，相对于类文件（this）。

来源：先验知识， loading BufferedImage with ClassLoader.getResource()

将图像加载到Graphics2D的问题

1 个答案: