LightControl.java

package coolbuy360.service;

import android.hardware.Camera;
import coolbuy360.zxing.CameraManager;

/**
 * 
 * @author zzl ����ƿ����࣬��������ƵĿ�����ر�
 * 
 */
public class LightControl {
	boolean m_isOn;
	Camera m_Camera;

	public boolean getIsOn() {
		return m_isOn;
	}

	public LightControl() {
		m_isOn = false;
	}

	public void turnOn() {

		try {
			// m_Camera = Camera.open();
			m_Camera = CameraManager.get().getCamera();
			Camera.Parameters mParameters;
			mParameters = m_Camera.getParameters();
			mParameters.setFlashMode(Camera.Parameters.FLASH_MODE_TORCH);
			m_Camera.setParameters(mParameters);
		} catch (Exception ex) {
		}

	}

	public void turnOff() {

		try {
			m_Camera = CameraManager.get().getCamera();
			Camera.Parameters mParameters;
			mParameters = m_Camera.getParameters();
			mParameters.setFlashMode(Camera.Parameters.FLASH_MODE_OFF);
			m_Camera.setParameters(mParameters);
			//m_Camera.stopPreview();
			//m_Camera.release();
		} catch (Exception ex) {
		}

	}
}