Pixel graphics - An Introduction to Graphical User Interfaces with Java Swing - page 163

File: its/Images/ImageCutAndMirrorFrame.java

package its.Images; 1.

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3. import its.SimpleFrame.SimpleFrame;

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import java.awt.*;

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import javax.swing.JPanel;

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public class ImageCutAndMirrorFrame extends SimpleFrame {

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// Adjust the following path if necessary

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private static final String picturePath ="./its/TestData/orange.png";

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private MediaTracker mediTracker;

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public ImageCutAndMirrorFrame() {

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this .setSize(600,610);

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Image im = Toolkit.getDefaultToolkit().getImage(picturePath);

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CutAndMirrorPanel capp = new CutAndMirrorPanel(im);

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this .getContentPane().add(capp);

int imageID = 1; 19.

mediTracker = new MediaTracker( this ); 20.

mediTracker.addImage(im,imageID); 21.

try { 22.

mediTracker.waitForID(imageID); 23.

} 24.

catch (InterruptedException ex){ 25.

System.out.println("Error loading "+picturePath+"."); 26.

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}

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}

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public static void main(String[] args) {

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ImageCutAndMirrorFrame icamp = new ImageCutAndMirrorFrame();

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icamp.showIt("ImageCutAndMirrorFrame");

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}

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// internal class

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private class CutAndMirrorPanel extends JPanel{

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private Image im;

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CutAndMirrorPanel(Image i){

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im=i;

} 41.

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public void paintComponent(Graphics g){

super .paintComponent(g); 44.