// This midlet creates an Image rom a file resource
// make sure you have created a res directory in your project and save the
// .png file in there

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
import java.io.IOException;

public class ImmutImage extends MIDlet implements CommandListener{
  private Display display; // a display
  private Form fmMain; // the main form
  private Command cmExit; // exit command
  private Image im; // an image instance

  // constructor
  public ImmutImage(){
    display = Display.getDisplay(this);
    cmExit = new Command("Exit", Command.EXIT, 1);
    fmMain = new Form(" "); // for without title

    // add command and set command listener
    fmMain.addCommand(cmExit);
    fmMain.setCommandListener(this);

    // Read the approperiate image based on colour support from file
    // create an image object im
    // make sure the color the color is supoorted by the device
    try{
      im = Image.createImage((display.isColor()) ? "/res/red.png" : "/res/green.png");

      // First Code to be implemented
      // place a string on the form
      fmMain.append("A1");

      //place the image on the form
      fmMain.append(new ImageItem(null, im, ImageItem.LAYOUT_NEWLINE_BEFORE|
                                  ImageItem.LAYOUT_CENTER|ImageItem.LAYOUT_NEWLINE_AFTER, null));
      fmMain.append("A2");

      // Some codes to be added
      // Add image to the Form with specified layout
      fmMain.append("B1");

      fmMain.append(new ImageItem(null, im, ImageItem.LAYOUT_NEWLINE_BEFORE |
                                  ImageItem.LAYOUT_LEFT |
                                  ImageItem.LAYOUT_NEWLINE_AFTER, null));
      // Add a string
      fmMain.append("B2");

      // Add another string and image with associated layout
      fmMain.append("C1");
      fmMain.append(new ImageItem(null, im, ImageItem.LAYOUT_NEWLINE_BEFORE |
                                  ImageItem.LAYOUT_RIGHT |
                                  ImageItem.LAYOUT_NEWLINE_AFTER, null));

      // add a string
      fmMain.append("C2");

      // Code with no directive just add string and image object
      fmMain.append("D1");
      fmMain.append(im);
      fmMain.append("D2");


      // show the layout directives in the output
      System.out.println("Layout Directives are: "+((ImageItem)fmMain.get(1)).getLayout());



     display.setCurrent(fmMain);
    }
    catch(java.io.IOException e){
      System.err.println("Unable to locate or read .png file");

    }
  }
  public void startApp(){
    display.setCurrent(fmMain);
  }

  public void pauseApp(){

  }

  public void destroyApp(boolean unconditional){

  }

  public void commandAction(Command c, Displayable s){
    if(c == cmExit){
      destroyApp(false);
      notifyDestroyed();
    }
  }
}