/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

/**

 * 

 */

package com.nokia.microedition.media.animation;

import javax.microedition.media.Player;

import org.eclipse.swt.graphics.ImageData;

import com.nokia.microedition.media.control.ControlImpl;

/**

 * @author d35kumar

 *

 */

public class FramePositioningControl extends ControlImpl implements

		javax.microedition.media.control.FramePositioningControl {

	ImageData[] iImagedata;

	/**

	 * 

	 */

	 FramePositioningControl(Player aPlayer) {

		iPlayer=aPlayer;

		iImagedata=((AnimationPlayer)iPlayer).getImageData();

	}

	/* (non-Javadoc)

	 * @see javax.microedition.media.control.FramePositioningControl#mapFrameToTime(int)

	 */

	public long mapFrameToTime(int aFrameNumber) {

		checkState();

		long time=0;

		int totalNoOfFrames=iImagedata.length;

		// if invalid parameter is passed

		if(aFrameNumber<0 || aFrameNumber>totalNoOfFrames)

			return -1;

		for(int i=0;i<totalNoOfFrames;i++){

			if(i==aFrameNumber)

				break;

			time+=iImagedata[i].delayTime;

		}

		return time*10000;

	}

	/* (non-Javadoc)

	 * @see javax.microedition.media.control.FramePositioningControl#mapTimeToFrame(long)

	 */

	public int mapTimeToFrame(long aMediaTime) {

		checkState();

		int frameNumber=-1;

		int totalNoOfFrames=iImagedata.length;

		long time=0;

		for(int i=0;i<totalNoOfFrames;i++){

			if(time > aMediaTime){

				frameNumber=i-1;

				break;

			}

			time+=iImagedata[i].delayTime*10000;

		}

		return frameNumber;

	}

	/* (non-Javadoc)

	 * @see javax.microedition.media.control.FramePositioningControl#seek(int)

	 */

	public int seek(int aFrameNumber) {

		// TODO Auto-generated method stub

		return 0;

	}

	/* (non-Javadoc)

	 * @see javax.microedition.media.control.FramePositioningControl#skip(int)

	 */

	public int skip(int aFramesToSkip) {

		// TODO Auto-generated method stub

		return 0;

	}

}