| gvSIG desktop 1

/**

 * Di?logo para la funcionalidad de mosaicos. 

 * 

 * @author aMu?oz (alejandro.munoz@uclm.es)

 * @version 24/4/2008

 * 

 * */

import java.io.File;

import javax.swing.JFileChooser;

import org.gvsig.fmap.raster.layers.FLyrRasterSE;

import org.gvsig.raster.IProcessActions;

import org.gvsig.raster.buffer.BufferFactory;

import org.gvsig.raster.buffer.RasterBuffer;

import org.gvsig.raster.dataset.GeoRasterWriter;

import org.gvsig.raster.dataset.IRasterDataSource;

import org.gvsig.raster.datastruct.Histogram;

import org.gvsig.raster.hierarchy.IHistogramable;

import org.gvsig.raster.util.ExtendedFileFilter;

import org.gvsig.raster.util.RasterNotLoadException;

import org.gvsig.raster.util.RasterToolsUtil;

import org.gvsig.rastertools.histogram.HistogramProcess;

import org.gvsig.remotesensing.mosaic.process.FeatherProcessBuff;

import org.gvsig.remotesensing.mosaic.process.HistogramMatchProcess;

import com.iver.andami.Utilities;

import com.iver.cit.gvsig.addlayer.fileopen.FileOpenWizard;

	ButtonsPanelListener,ActionListener,FocusListener,PropertyChangeListener,IProcessActions{

	private final int HM = 0;

	private final int PREMOSAICING = 1;

	private final int MOSAICING = 2;

	private final int LOADING = 3;

	private int currentProcess = this.HM;

	private FLyrRasterSE hmMasterRaster = null;

	private int masterRasterPosition = 0 ;

	private FLyrRasterSE inputRasterLayers[];

	private FLyrRasterSE resultLayer = null;

	private boolean applyHistogramM = false;

		WindowInfo m_viewinfo = new WindowInfo(WindowInfo.RESIZABLE);

			panelTab2.add(getOutputOptionsPanel(), c);			

		if (nombreCapa==null){ 

			nombreCapa=new JPanel();

			nombreCapa.setPreferredSize(new Dimension(400,130));

			TitledBorder topBorder = BorderFactory.createTitledBorder(PluginServices.getText(this, "salida"));

			topBorder.setTitlePosition(TitledBorder.TOP);

			nombreCapa.setBorder(topBorder);

			GridBagConstraints gridBagConstraints;

			JPanel radioPanel = new JPanel();

			radioPanel.setLayout(new GridBagLayout());

			radioPanel.setBorder(BorderFactory.createTitledBorder(""));

			ButtonGroup buttonGroup = new ButtonGroup();

			buttonGroup.add(getRadioMemory());

			gridBagConstraints = new java.awt.GridBagConstraints();

			gridBagConstraints.gridx = 0;

			gridBagConstraints.gridy = 1;

			gridBagConstraints.anchor = GridBagConstraints.WEST;

			gridBagConstraints.insets = new java.awt.Insets(3, 3, 3, 3);

			radioPanel.add(getRadioMemory(),gridBagConstraints);

			buttonGroup.add(getRadioFile());

			gridBagConstraints = new java.awt.GridBagConstraints();

			gridBagConstraints.gridx = 0;

			gridBagConstraints.gridy = 2;

			gridBagConstraints.anchor = GridBagConstraints.WEST;

			gridBagConstraints.insets = new java.awt.Insets(3, 3, 3, 3);

			radioPanel.add(getRadioFile(),gridBagConstraints);

			//Establece la separacion entre los elementos

			nombreCapa.setLayout(new GridBagLayout());

			gridBagConstraints = new java.awt.GridBagConstraints();

			gridBagConstraints.gridx = 0;

			gridBagConstraints.gridy = 0;

			gridBagConstraints.anchor = GridBagConstraints.WEST;

			gridBagConstraints.insets = new java.awt.Insets(3, 3, 3, 3);

			nombreCapa.add(new JLabel(("Nombre:"),SwingConstants.RIGHT ),gridBagConstraints);

			gridBagConstraints = new java.awt.GridBagConstraints();

			gridBagConstraints.gridx = 1;

			gridBagConstraints.gridy = 0;

			gridBagConstraints.anchor = GridBagConstraints.WEST;

			gridBagConstraints.insets = new java.awt.Insets(3, 3, 3, 3);

			nombreCapa.add(getJTextNombreCapa(),gridBagConstraints);

			gridBagConstraints = new java.awt.GridBagConstraints();

			gridBagConstraints.gridx = 2;

			gridBagConstraints.gridy = 0;

			gridBagConstraints.anchor = GridBagConstraints.WEST;

			gridBagConstraints.insets = new java.awt.Insets(3, 3, 3, 3);

			nombreCapa.add(radioPanel,gridBagConstraints);	

		}

	/**

	 * Especificar el nombre de la nueva capa para el recuadro de texto asign?ndo

	 * en cada llamada un nombre consecutivo.

	 */

	 public void updateNewLayerText() {

		 	getJTextNombreCapa().setText(RasterLibrary.getOnlyLayerName());

	 }

	/**

	 * Acciones ante la modificaci?n de las capas seleccionadas en panelNorth 

	 * */

	 public void propertyChange(PropertyChangeEvent evt) {

		getPanelSouth().setNameLayers(getPanelNorth().getSelectedLayers());

		getPanelSouth().updateCombo();

		getPanelSouth().updateRoisTable();

	 }	

	 /**

	 * Devuelve la ruta del fichero donde se va a guardar, en caso de guardarse

	 * en memoria, calcula el nombre sin preguntar y devuelve la ruta.

	 * @return string con la ruta de salida

	 */

	public String getFileSelected() {

		String path = "";

		if (getRadioFile().isSelected()) {

			JFileChooser chooser = new JFileChooser(FileOpenWizard.getLastPath());

			chooser.setDialogTitle(PluginServices.getText(this, "seleccionar_fichero"));

			//A?adimos las extensiones que hayan sido registradas en el driver

			String[] extList = GeoRasterWriter.getDriversExtensions();

			for(int i=0;i<extList.length;i++)

				chooser.addChoosableFileFilter(new ExtendedFileFilter(extList[i]));

			if (chooser.showOpenDialog(this) != JFileChooser.APPROVE_OPTION)

				return null;

			FileOpenWizard.setLastPath(chooser.getSelectedFile().getPath().substring(0, chooser.getSelectedFile().getPath().lastIndexOf(File.separator)));

			ExtendedFileFilter fileFilter = (ExtendedFileFilter) chooser.getFileFilter();

			path = fileFilter.getNormalizedFilename(chooser.getSelectedFile());

		} else {

			String file = getJTextNombreCapa().getText();

			path = Utilities.createTempDirectory() + File.separator + getJTextNombreCapa().getText() + ".tif";

			if(file.compareTo(RasterLibrary.getOnlyLayerName()) == 0) 

				RasterLibrary.usesOnlyLayerName();

			updateNewLayerText();

		}

		return path;	

	}

	/**

	 * Acciones al presionar los botones aceptar, aplicar o cancelar

	 * Cancelar se cierra el dialogo

	 * Aceptar se comprueba las opciones seleccionadas. si la opcion de histogramMatching se encuentra seleccionada, si no se dispone del hostograma

	 * de referencia.Obtenido el histograma (con un proceso histogramProcess), se lanza el proceso de HistogramMatching para cada una de las capas seleccionadas.

	 * Una vez finalizado, se comprueba que la opci?n de mosaicos se encuentra activa. En caso afirmativo se lanza el proceso de mosaico con los par?metros 

	 * correspondientes.

	 * */

	public void actionButtonPressed(ButtonsPanelEvent e) {

		// Al pulsar Cancelar la ventana se cierra y se refresca la vista

		if (e.getButton() == ButtonsPanel.BUTTON_CANCEL) {

			close();

		}

		if (e.getButton() == ButtonsPanel.BUTTON_ACCEPT) {

			apply();

			close();

		}

		if (e.getButton() == ButtonsPanel.BUTTON_APPLY) {

			apply();

		}

	}

	/** M?todo que lanza la ejecuci?n del histogramMatchProcess */

	private void applyHistogramMatchProcess(){

		try{

			FLyrRasterSE capas[]= new FLyrRasterSE[getPanelSouth().getLayers().getLayersCount()];

			hmMasterRaster= (FLyrRasterSE) getPanelSouth().getLayers().getLayer((String)getPanelSouth().getMasterImageCombo().getSelectedItem());

			IRasterDataSource dsetCopy = null; 

			dsetCopy = hmMasterRaster.getDataSource().newDataset();

			BufferFactory bufferFactory = new BufferFactory(dsetCopy);

			bufferFactory.setDrawableBands(hmMasterRaster.getRenderBands());

			if (!RasterBuffer.loadInMemory(dsetCopy))

				bufferFactory.setReadOnly(true);	

			bufferFactory.setAreaOfInterest();

			Histogram histogramReference = bufferFactory.getRasterBuf().getHistogram();

			//Histogram histogramReference=hmMasterRaster.getDataSource().getHistogram();

			for(int i=0; i<getPanelSouth().getLayers().getLayersCount();i++)

				if(!hmMasterRaster.getName().equals(getPanelSouth().getLayers().getLayer(i).getName())){

					capas[i]= (FLyrRasterSE) getPanelSouth().getLayers().getLayer(i).cloneLayer();

				}

				else

					masterRasterPosition = i;

			File tempHMDir = new File(Utilities.createTempDirectory()+File.separator+"HMResults");

			tempHMDir.mkdir();

			HistogramMatchProcess proceso = new HistogramMatchProcess();

			proceso.addParam("masterHistogram",histogramReference);

			proceso.addParam("numbands",new Integer(3)); //*********************************

			proceso.addParam("inputRasterLayers",capas);

			proceso.addParam("outputPath",tempHMDir.getAbsolutePath());

			proceso.setActions(this);

			proceso.start();

		}catch (Exception e2) {		

			RasterToolsUtil.messageBoxError(PluginServices.getText(this, "apply_histogramMatching_filter_error"), this, e2);		

		}

	}

	/**

	 * Acciones que se realizan al finalizar de crear los recortes de imagen.

	 * Este m?todo es llamado por el thread TailRasterProcess al finalizar.

	 */

	public void loadLayerInToc(String fileName) {

		if(!new File(fileName).exists())

			return;

		try {

			RasterToolsUtil.loadLayer(PluginServices.getMDIManager().getWindowInfo(view).getTitle(), fileName, null);

		} catch (RasterNotLoadException e) {

			RasterToolsUtil.messageBoxError("error_cargar_capa", this, e);

		}

	}

	/*

	 * (non-Javadoc)

	 * @see org.gvsig.rastertools.IProcessActions#end(java.lang.Object)

	 */

	public void end(Object param) {	

		switch (currentProcess){

		case 0: //HM

			currentProcess = this.PREMOSAICING;

			applyHistogramMatchProcess();

			break;

		case 1: //HMS

			currentProcess = this.MOSAICING;

			FLyrRasterSE inputRasterLayers[] =  (FLyrRasterSE[]) param;

			if (applyHistogramM)

				inputRasterLayers[masterRasterPosition] = hmMasterRaster;

			if(getPanelSouth().getRButtomEdge().isSelected())

				applyFeatherPorcess((FLyrRasterSE[]) inputRasterLayers);

			else

				applyBasicProcess((FLyrRasterSE[] )inputRasterLayers);

			break;

		case 2: //MOSAICING

			currentProcess = this.LOADING;

			resultLayer = (FLyrRasterSE)param;

			loadLayer();

			//Borrar las ficheros intermedios (el resultado del H.M.)

			File tempDir = new File(Utilities.createTempDirectory()+File.separator+"HMResults");

			File filesToDelete[] = tempDir.listFiles();

			if (filesToDelete!=null)

				for (int i = 0; i<filesToDelete.length; i++)

					filesToDelete[i].delete();

			tempDir.delete();

			break;

		}

	}

	private void applyFeatherPorcess(FLyrRasterSE inputRasterLayers[]) {

		FeatherProcessBuff featherProcess= new FeatherProcessBuff();

		featherProcess.addParam("inputRasterLayers",inputRasterLayers);

		featherProcess.addParam("outputPath", getFileSelected());

		featherProcess.setActions(this);

		featherProcess.start();

	}

	private void applyBasicProcess(FLyrRasterSE inputRasterLayers[]) {

		MosaicProcess proceso= new MosaicProcess ();

		try {

			proceso.addParam("inputRasterLayers",inputRasterLayers);

			//proceso.addParam("layers",getPanelSouth().getLayers().cloneLayer());

		} catch (Exception e1) {

			e1.printStackTrace();

		}

		proceso.addParam("methodCode",new Integer(getPanelSouth().getComboOverlapFunction().getSelectedIndex()));

		proceso.addParam("outputPath",getFileSelected());

		proceso.setActions(this);

		proceso.start();

	}

	private void loadLayer() {

		view.getMapControl().getMapContext().getLayers().addLayer(resultLayer);

		view.getMapControl().getMapContext().endAtomicEvent();

		view.getMapControl().getMapContext().invalidate();

	}

	public void windowActivated() {	

	}

	public void windowClosed() {

	}

		updateNewLayerText();

	}

	public void interrupted() {

	/** Acciones al aplicar */

	void apply(){

		applyHistogramM = getPanelSouth().getCheckHistogramMatching().isSelected();

		if(applyHistogramM){	

			currentProcess = this.HM;

			try{

				FLyrRasterSE rasterReferencia= (FLyrRasterSE) getPanelSouth().getLayers().getLayer((String)getPanelSouth().getMasterImageCombo().getSelectedItem());

				// Si el histograma no esta calculado se calcula

				HistogramProcess histoCalculus= new HistogramProcess();

				histoCalculus.addParam("histogramable", (IHistogramable)rasterReferencia.getDataSource());

				histoCalculus.setActions(this);

				histoCalculus.start();

				// cuando el proceso termina se lanzara e HistogramMatching;

			}catch (Exception e2) {		

				RasterToolsUtil.messageBoxError(PluginServices.getText(this, "error_getting_referenceHistogram"), this, e2);		

			}	

		}

		else{

			currentProcess = this.PREMOSAICING;

			inputRasterLayers= new FLyrRasterSE[getPanelSouth().getLayers().getLayersCount()];

			for(int i=0; i<inputRasterLayers.length;i++)

				inputRasterLayers[i]=(FLyrRasterSE) getPanelSouth().getLayers().getLayer(i);

			this.end(inputRasterLayers);

		}

	}

	public Object getWindowProfile() {

		return WindowInfo.PROPERTIES_PROFILE;

	}