ExportPOVRayAction.java

package org.osm2world.viewer.control.actions;

import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.io.File;
import java.io.IOException;

import javax.swing.JOptionPane;
import javax.swing.KeyStroke;
import javax.swing.filechooser.FileNameExtensionFilter;

import org.osm2world.core.target.common.rendering.Camera;
import org.osm2world.core.target.povray.POVRayWriter;
import org.osm2world.viewer.model.Data;
import org.osm2world.viewer.model.MessageManager;
import org.osm2world.viewer.model.RenderOptions;
import org.osm2world.viewer.view.ViewerFrame;


public class ExportPOVRayAction extends AbstractExportAction {

	private static final long serialVersionUID = -6019526579344140850L; //generated serialVersionUID

	public ExportPOVRayAction(ViewerFrame viewerFrame, Data data,
			MessageManager messageManager, RenderOptions renderOptions) {

		super("Export POVRay file", viewerFrame, data, messageManager, renderOptions);
		putValue(SHORT_DESCRIPTION, "Writes a source file for the POVRay raytracer");
		putValue(MNEMONIC_KEY, KeyEvent.VK_P);
		putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(
				KeyEvent.VK_P, ActionEvent.CTRL_MASK));

	}

	protected FileNameExtensionFilter getFileNameExtensionFilter() {
		return new FileNameExtensionFilter("POVRay source files", "pov");
	}

	@Override
	protected void performExport(File file) throws HeadlessException {

		try {

			/* create camera and perspective
			   compensating for left- vs. right-handed coords */

			Camera povRayCamera = new Camera();
			povRayCamera.setCamera(
					renderOptions.camera.getPos().x, 
					renderOptions.camera.getPos().y, 
					renderOptions.camera.getPos().z,
					renderOptions.camera.getLookAt().x, 
					renderOptions.camera.getLookAt().y, 
					renderOptions.camera.getLookAt().z,
					renderOptions.camera.getUp().x,
					renderOptions.camera.getUp().y,
					renderOptions.camera.getUp().z);

			/* write the file */

			POVRayWriter.writePOVInstructionFile(
					file, 
					data.getConversionResults().getMapData(),
					povRayCamera, renderOptions.projection);

			messageManager.addMessage("exported POVRay file " + file);

		} catch (IOException e) {
			JOptionPane.showMessageDialog(viewerFrame,
					e.toString(),
					"Could not export POVRay file", JOptionPane.ERROR_MESSAGE);
			e.printStackTrace();			
		}
	}

}