StereoViewDelegate.java

/*******************************************************************************
 * Copyright 2012 Geoscience Australia
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package au.gov.ga.earthsci.worldwind.common.view.stereo;

import gov.nasa.worldwind.geom.Angle;
import gov.nasa.worldwind.geom.Matrix;
import gov.nasa.worldwind.render.DrawContext;
import au.gov.ga.earthsci.worldwind.common.render.DrawableSceneController;
import au.gov.ga.earthsci.worldwind.common.view.delegate.IDelegateView;

/**
 * Orbit view with {@link IStereoViewDelegate} support.
 * 
 * @author Michael de Hoog (michael.dehoog@ga.gov.au)
 */
public class StereoViewDelegate implements IStereoViewDelegate
{
	private StereoViewHelper helper = new StereoViewHelper();

	@Override
	public void setup(boolean stereo, Eye eye)
	{
		helper.setup(stereo, eye);
	}

	@Override
	public boolean isStereo()
	{
		return helper.isStereo();
	}

	@Override
	public Eye getEye()
	{
		return helper.getEye();
	}

	@Override
	public StereoViewParameters getParameters()
	{
		return helper.getParameters();
	}

	@Override
	public void setParameters(StereoViewParameters parameters)
	{
		helper.setParameters(parameters);
	}

	@Override
	public double getCurrentFocalLength()
	{
		return helper.getCurrentFocalLength();
	}

	@Override
	public double getCurrentEyeSeparation()
	{
		return helper.getCurrentEyeSeparation();
	}

	@Override
	public void installed(IDelegateView view)
	{
	}

	@Override
	public void uninstalled(IDelegateView view)
	{
	}

	@Override
	public void beforeComputeMatrices(IDelegateView view)
	{
		helper.beforeComputeMatrices(view);
	}

	@Override
	public Matrix computeModelView(IDelegateView view)
	{
		Matrix matrix = view.computeModelView();
		return helper.transformModelView(matrix);
	}

	@Override
	public Matrix getPretransformedModelView(IDelegateView view)
	{
		return view.getPretransformedModelView();
	}

	@Override
	public Matrix computeProjection(IDelegateView view, Angle horizontalFieldOfView, double nearDistance,
			double farDistance)
	{
		return helper.computeProjection(view, horizontalFieldOfView, nearDistance, farDistance);
	}

	@Override
	public void pick(IDelegateView view, DrawContext dc, DrawableSceneController sc)
	{
		view.pick(dc, sc);
	}

	@Override
	public void draw(IDelegateView view, DrawContext dc, DrawableSceneController sc)
	{
		helper.draw(dc, sc);
	}

	@Override
	public boolean isTranslateAbsAllowed()
	{
		return true;
	}
}