GraphicsCanvas.java from GridBlocks at Krugle

Show GraphicsCanvas.java syntax highlighted

/*
 * Copyright (c) 2004
 * Helsinki Institute of Physics
 * see LICENSE file for details
 *
 * GraphicsCanvas.java
 * Created on Sep 12, 2004
 */
package fi.hip.gb.client;

import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.Displayable;

import fi.hip.gb.midlet.core.LiteDescription;
import fi.hip.gb.midlet.core.LiteResult;

/**
 * Shows results with graphics content. New jobs can be
 * created by cropping areas from the image.
 * 
 * @author Juho Karppinen
 */
public class GraphicsCanvas extends GenericImageCanvas {
    /** description used to re-dispatch the job with new crop values */
    private LiteDescription wds = null;
    
	/** command for saving the image to memory */
	protected Command saveCommand = new Command("Save result", Command.SCREEN, 2);
    
	/** show the information about the results */
	protected Command infoCommand = new Command("Information", Command.SCREEN, 1);
	
    /**
     * Create canvas for showing graphical content.
     * 
     * @param resultData container for result images
     * @param description description used to create this results. It will
     * be used as a basis when re-dispatching jobs with different crop values.
     */
    public GraphicsCanvas(LiteResult resultData, LiteDescription description) {
        super(resultData);
        this.wds = description;
        
        /*
        if(data.getRecordID() == -1) {
			addCommand(this.saveCommand);
		}
		*/
        if(this.wds != null) {
            addCommand( new Command("Dispatch", Command.SCREEN, 2));
        }
        addCommand(infoCommand);
		addCommand(new Command("Back", Command.BACK, 1));
    }
    
    public void commandAction(Command c, Displayable disp) {
		if ((c.getCommandType() == Command.BACK)) {
			MIDui.back(true);
		} else if(c == saveCommand) {
			removeCommand(saveCommand);
			MIDui.saveResult(data);
		} else if(c.getLabel().equals("Dispatch")) {
            MIDui.dispatchJob(getDescription(this.wds));
		} else if (c == this.infoCommand) {
		    MIDui.next(new InfoForm(this.data, "Result information"));
		}
	}
}
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