Example usage for javax.swing JFileChooser showOpenDialog

List of usage examples for javax.swing JFileChooser showOpenDialog

Introduction

In this page you can find the example usage for javax.swing JFileChooser showOpenDialog.

Prototype

public int showOpenDialog(Component parent) throws HeadlessException 

Source Link

Document

Pops up an "Open File" file chooser dialog.

Usage

From source file:FirstStatMain.java

private void btnUploadActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnUploadActionPerformed
    JFileChooser jch = new JFileChooser();
    jch.showOpenDialog(null);

    File imgfile = jch.getSelectedFile();
    String filename = imgfile.getAbsolutePath();
    txtimagename.setText(filename);//w ww  .j av  a  2s  . c o m
    try {
        FileInputStream fis = new FileInputStream(imgfile);
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        byte[] buf = new byte[1024];
        for (int readNum; (readNum = fis.read(buf)) != -1;) {
            bos.write(buf, 0, readNum);

        }
        person_img = bos.toByteArray();
    } catch (Exception e) {
        JOptionPane.showMessageDialog(rootPane, e);
    }
}

From source file:net.jradius.client.gui.JRadiusSimulator.java

/**
 * This method initializes jMenuItem/*from ww w  . j a  v  a  2 s . co  m*/
 * 
 * @return javax.swing.JMenuItem
 */
private JMenuItem getOpenMenuItem() {
    if (openMenuItem == null) {
        openMenuItem = new JMenuItem();
        openMenuItem.setText("Open");
        openMenuItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O, Event.CTRL_MASK, true));
        openMenuItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                JFileChooser chooser = new JFileChooser();
                int returnVal = chooser.showOpenDialog(JRadiusSimulator.this);
                if (returnVal == JFileChooser.APPROVE_OPTION) {
                    File file = chooser.getSelectedFile();
                    try {
                        loadConfigFile("file:///" + file.getAbsolutePath());
                    } catch (Exception ex) {
                        JOptionPane.showMessageDialog(null, ex.getMessage(), "Error",
                                JOptionPane.ERROR_MESSAGE);
                        ex.printStackTrace();
                    }
                }
            }
        });
    }
    return openMenuItem;
}

From source file:mondrian.gui.Workbench.java

private void openMenuItemActionPerformed(ActionEvent evt) {
    JFileChooser jfc = new JFileChooser();
    try {//from   w  ww .  ja v a 2 s  .c  o  m
        jfc.setFileSelectionMode(JFileChooser.FILES_ONLY);
        jfc.setFileFilter(new javax.swing.filechooser.FileFilter() {
            public boolean accept(File pathname) {
                return pathname.getName().toLowerCase().endsWith(".xml") || pathname.isDirectory();
            }

            public String getDescription() {
                return getResourceConverter().getString("workbench.open.schema.file.type",
                        "Mondrian Schema files (*.xml)");
            }
        });

        String lastUsed = getWorkbenchProperty(LAST_USED1_URL);

        if (lastUsed != null) {
            jfc.setCurrentDirectory(new File(new URI(lastUsed)));
        }
    } catch (Exception ex) {
        LOGGER.error("Could not set file chooser", ex);
    }
    MondrianProperties.instance();
    if (jfc.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
        try {
            setLastUsed(jfc.getSelectedFile().getName(), jfc.getSelectedFile().toURI().toURL().toString());
        } catch (MalformedURLException e) {
            LOGGER.error(e);
        }

        openSchemaFrame(jfc.getSelectedFile(), false);
    }
}

From source file:gdsc.smlm.ij.plugins.PeakFit.java

/**
 * @return An input directory containing a series of images
 *//*from w  ww  .  j av  a 2  s.c o m*/
@SuppressWarnings("unused")
private String getInputDirectory(String title) {
    final JFileChooser chooser = new JFileChooser() {
        private static final long serialVersionUID = 275144634537614122L;

        public void approveSelection() {
            if (getSelectedFile().isFile()) {
                return;
            } else
                super.approveSelection();
        }
    };
    if (System.getProperty("os.name").startsWith("Mac OS X")) {
        chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
    } else {
        chooser.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
    }
    chooser.setDialogTitle(title);
    int returnVal = chooser.showOpenDialog(IJ.getInstance());
    if (returnVal == JFileChooser.APPROVE_OPTION) {
        return chooser.getSelectedFile().getPath();
    }
    return null;
}

From source file:base.BasePlayer.AddGenome.java

@Override
public void mousePressed(MouseEvent e) {

    if (e.getSource() == tree) {

        if (selectedNode != null && selectedNode.toString().contains("Add new refe")) {
            try {
                FileDialog fs = new FileDialog(frame, "Select reference fasta-file", FileDialog.LOAD);
                fs.setDirectory(Main.downloadDir);
                fs.setVisible(true);/*from   w w w. j  av  a 2 s .c  o m*/
                String filename = fs.getFile();
                fs.setFile("*.fasta;*.fa");
                fs.setFilenameFilter(new FilenameFilter() {
                    public boolean accept(File dir, String name) {
                        return name.toLowerCase().contains(".fasta") || name.toLowerCase().contains(".fa");
                    }
                });
                if (filename != null) {
                    File addfile = new File(fs.getDirectory() + "/" + filename);

                    if (addfile.exists()) {

                        genomeFile = addfile;
                        Main.downloadDir = genomeFile.getParent();
                        Main.writeToConfig("DownloadDir=" + genomeFile.getParent());
                        OutputRunner runner = new OutputRunner(genomeFile.getName().replace(".fasta", "")
                                .replace(".fa", "").replace(".gz", ""), genomeFile, null);
                        runner.createGenome = true;
                        runner.execute();
                    } else {
                        Main.showError("File does not exists.", "Error", frame);
                    }

                }
                if (1 == 1) {
                    return;
                }
                JFileChooser chooser = new JFileChooser(Main.downloadDir);
                chooser.setMultiSelectionEnabled(false);
                chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
                chooser.setAcceptAllFileFilterUsed(false);
                MyFilterFasta fastaFilter = new MyFilterFasta();

                chooser.addChoosableFileFilter(fastaFilter);
                chooser.setDialogTitle("Select reference fasta-file");
                if (Main.screenSize != null) {
                    chooser.setPreferredSize(new Dimension((int) Main.screenSize.getWidth() / 3,
                            (int) Main.screenSize.getHeight() / 3));
                }

                int returnVal = chooser.showOpenDialog((Component) this.getParent());

                if (returnVal == JFileChooser.APPROVE_OPTION) {

                    genomeFile = chooser.getSelectedFile();
                    Main.downloadDir = genomeFile.getParent();
                    Main.writeToConfig("DownloadDir=" + genomeFile.getParent());
                    OutputRunner runner = new OutputRunner(
                            genomeFile.getName().replace(".fasta", "").replace(".gz", ""), genomeFile, null);
                    runner.createGenome = true;
                    runner.execute();

                }
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        } else if (selectedNode != null && selectedNode.isLeaf()
                && selectedNode.toString().contains("Add new anno")) {
            try {
                FileDialog fs = new FileDialog(frame, "Select annotation gff3/gtf-file", FileDialog.LOAD);
                fs.setDirectory(Main.downloadDir);
                fs.setVisible(true);
                String filename = fs.getFile();
                fs.setFile("*.gff3;*.gtf");
                fs.setFilenameFilter(new FilenameFilter() {
                    public boolean accept(File dir, String name) {
                        return name.toLowerCase().contains(".gff3") || name.toLowerCase().contains(".gtf");
                    }
                });

                if (filename != null) {
                    File addfile = new File(fs.getDirectory() + "/" + filename);

                    if (addfile.exists()) {
                        annotationFile = addfile;
                        Main.downloadDir = annotationFile.getParent();
                        Main.writeToConfig("DownloadDir=" + annotationFile.getParent());
                        OutputRunner runner = new OutputRunner(selectedNode.getParent().toString(), null,
                                annotationFile);
                        runner.createGenome = true;
                        runner.execute();
                    } else {
                        Main.showError("File does not exists.", "Error", frame);
                    }

                }
                if (1 == 1) {
                    return;
                }
                JFileChooser chooser = new JFileChooser(Main.downloadDir);
                chooser.setMultiSelectionEnabled(false);
                chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
                chooser.setAcceptAllFileFilterUsed(false);
                MyFilterGFF gffFilter = new MyFilterGFF();

                chooser.addChoosableFileFilter(gffFilter);
                chooser.setDialogTitle("Select annotation gff3-file");
                if (Main.screenSize != null) {
                    chooser.setPreferredSize(new Dimension((int) Main.screenSize.getWidth() / 3,
                            (int) Main.screenSize.getHeight() / 3));
                }
                int returnVal = chooser.showOpenDialog((Component) this.getParent());

                if (returnVal == JFileChooser.APPROVE_OPTION) {

                    annotationFile = chooser.getSelectedFile();
                    Main.downloadDir = annotationFile.getParent();

                    Main.writeToConfig("DownloadDir=" + annotationFile.getParent());
                    OutputRunner runner = new OutputRunner(selectedNode.getParent().toString(), null,
                            annotationFile);
                    runner.createGenome = true;
                    runner.execute();
                }
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        }
    }
    if (e.getSource() == genometable) {

        if (new File(".").getFreeSpace()
                / 1048576 < sizeHash.get(genometable.getValueAt(genometable.getSelectedRow(), 0))[0]
                        / 1048576) {
            sizeError.setVisible(true);
            download.setEnabled(false);
            AddGenome.getLinks.setEnabled(false);
        } else {
            sizeError.setVisible(false);
            download.setEnabled(true);
            AddGenome.getLinks.setEnabled(true);
        }
        tree.clearSelection();
        remove.setEnabled(false);
        checkUpdates.setEnabled(false);
    }

}

From source file:ffx.ui.MainPanel.java

/**
 * <p>/*from  w ww  .  j a  v  a  2 s.  c o m*/
 * createKeyFile</p>
 *
 * @param system a {@link ffx.ui.FFXSystem} object.
 * @return a boolean.
 */
public boolean createKeyFile(FFXSystem system) {
    String message = new String("Please select a parameter file " + "and a TINKER Key file will be created.");
    String params = (String) JOptionPane.showInputDialog(this, message, "Parameter File",
            JOptionPane.QUESTION_MESSAGE, null, keywordPanel.getParamFiles(), null);
    if (params != null) {
        if (params.equalsIgnoreCase("Use an existing TINKER Key file")) {
            JFileChooser fc = resetFileChooser();
            fc.setDialogTitle("Choose a KEY File");
            fc.setCurrentDirectory(pwd);
            fc.setSelectedFile(null);
            fc.setFileFilter(keyFileFilter);
            int result = fc.showOpenDialog(this);
            if (result == JFileChooser.APPROVE_OPTION) {
                File keyfile = fc.getSelectedFile();
                if (keyfile.exists()) {
                    Hashtable<String, Keyword> keywordHash = KeyFilter.open(keyfile);
                    if (keywordHash != null) {
                        system.setKeywords(keywordHash);
                    } else {
                        return false;
                    }
                    system.setKeyFile(keyfile);
                    system.setForceField(null);
                    return true;
                }
            }
        } else {
            File tempFile = system.getFile();
            if (tempFile.getParentFile().canWrite()) {
                String path = system.getFile().getParent() + File.separatorChar;
                String keyFileName = system.getName() + ".key";
                File keyfile = new File(path + keyFileName);
                try {
                    FileWriter fw = new FileWriter(keyfile);
                    BufferedWriter bw = new BufferedWriter(fw);
                    bw.write("\n");
                    bw.write("# Force Field Selection\n");
                    String tempParm = keywordPanel.getParamPath(params);
                    if (tempParm.indexOf(" ") > 0) {
                        tempParm = "\"" + keywordPanel.getParamPath(params) + "\"";
                    }
                    bw.write("PARAMETERS        " + tempParm + "\n");
                    bw.close();
                    fw.close();
                    Hashtable<String, Keyword> keywordHash = KeyFilter.open(keyfile);
                    if (keywordHash != null) {
                        system.setKeywords(keywordHash);
                    } else {
                        return false;
                    }
                    system.setKeyFile(keyfile);
                    system.setForceField(null);
                    return true;
                } catch (Exception e) {
                    logger.warning("" + e);
                    message = new String("There was an error creating " + keyfile.getAbsolutePath());
                    JOptionPane.showMessageDialog(this, message);
                }
            } else {
                message = new String(
                        "Could not create a Key file because " + pwd.getAbsolutePath() + " is not writable");
                JOptionPane.showMessageDialog(this, message);
            }
        }
    }
    return false;
}

From source file:base.BasePlayer.AddGenome.java

public void actionPerformed(ActionEvent event) {
    if (event.getSource() == download) {
        if (!downloading) {
            downloading = true;//from  w  w w .  j  a va  2 s  . c  o m
            downloadGenome(genometable.getValueAt(genometable.getSelectedRow(), 0).toString());
            downloading = false;
        }
    } else if (event.getSource() == getLinks) {
        URL[] urls = AddGenome.genomeHash
                .get(genometable.getValueAt(genometable.getSelectedRow(), 0).toString());
        JPopupMenu menu = new JPopupMenu();
        JTextArea area = new JTextArea();
        JScrollPane menuscroll = new JScrollPane();
        area.setFont(Main.menuFont);
        menu.add(menuscroll);
        menu.setPreferredSize(new Dimension(
                menu.getFontMetrics(Main.menuFont).stringWidth(urls[0].toString()) + Main.defaultFontSize * 10,
                (int) menu.getFontMetrics(Main.menuFont).getHeight() * 4));
        //area.setMaximumSize(new Dimension(300, 600));
        area.setLineWrap(true);
        area.setWrapStyleWord(true);
        for (int i = 0; i < urls.length; i++) {
            area.append(urls[i].toString() + "\n");
        }

        area.setCaretPosition(0);
        area.revalidate();
        menuscroll.getViewport().add(area);
        menu.pack();
        menu.show(this, 0, 0);

    } else if (event.getSource() == checkEnsembl) {
        if (ensemblfetch) {
            menu.show(AddGenome.treescroll, 0, 0);
        } else {
            EnsemblFetch fetcher = new EnsemblFetch();
            fetcher.execute();
        }
    } else if (event.getSource() == checkUpdates) {
        URL testfile = null;
        try {
            // kattoo onko paivityksia annotaatioon
            String ref = selectedNode.toString();
            if (AddGenome.genomeHash.get(ref) != null) {
                ArrayList<String> testfiles = new ArrayList<String>();
                if (Main.drawCanvas != null) {
                    for (int i = 0; i < Main.genomehash.get(ref).size(); i++) {
                        testfiles.add(Main.genomehash.get(ref).get(i).getName().replace(".bed.gz", ""));
                    }
                }
                testfile = AddGenome.genomeHash.get(ref)[1];
                String result = Main.checkFile(testfile, testfiles);

                if (result.length() == 0) {
                    Main.showError("You have newest annotation file.", "Note");
                } else {
                    int n = JOptionPane.showConfirmDialog(Main.drawCanvas,
                            "New annotation file found: " + result + "\nDownload it now?", "Note",
                            JOptionPane.YES_NO_OPTION);
                    if (n == JOptionPane.YES_OPTION) {
                        URL fileurl = new URL(testfile.getProtocol() + "://" + testfile.getHost()
                                + testfile.getPath().substring(0, testfile.getPath().lastIndexOf("/") + 1)
                                + result);
                        OutputRunner runner = new OutputRunner(fileurl, ref);
                        runner.downloadAnnotation = true;
                        runner.execute();
                    }
                }
            } else {
                Main.showError("This genome is not from Ensembl list, could not check for updates.", "Note",
                        AddGenome.genometable);
            }
        } catch (Exception e) {
            Main.showError("Cannot connect to " + testfile.getHost() + ".\nTry again later.", "Error");
            e.printStackTrace();
        }
    } else if (event.getSource() == remove) {
        if (!selectedNode.isLeaf()) {
            String removeref = selectedNode.toString();
            //   Boolean same = false;
            try {
                if (Main.drawCanvas != null) {
                    if (removeref.equals(Main.refDropdown.getSelectedItem().toString())) {
                        Main.referenceFile.close();
                        //      same = true;
                        if (ChromDraw.exonReader != null) {
                            ChromDraw.exonReader.close();
                        }
                    }
                }
                if (Main.genomehash.containsKey(removeref)) {
                    for (int i = Main.genomehash.get(removeref).size() - 1; i >= 0; i--) {
                        Main.genomehash.get(removeref).remove(i);
                    }
                    Main.genomehash.remove(removeref);

                }
                if (Main.drawCanvas != null) {
                    Main.refModel.removeElement(removeref);
                    Main.refDropdown.removeItem(removeref);
                    Main.refDropdown.revalidate();
                }

                for (int i = 0; i < Main.genome.getItemCount(); i++) {
                    if (Main.genome.getItem(i).getName() != null) {

                        if (Main.genome.getItem(i).getName().equals(removeref)) {
                            Main.genome.remove(Main.genome.getItem(i));
                            break;
                        }
                    }
                }

                FileUtils.deleteDirectory(new File(Main.genomeDir.getCanonicalPath() + "/" + removeref));
                checkGenomes();
                Main.setAnnotationDrop("");

                if (Main.genomehash.size() == 0) {
                    Main.refDropdown.setSelectedIndex(0);
                    Main.setChromDrop("-1");
                }
            } catch (Exception e) {
                e.printStackTrace();
                try {
                    Main.showError("Could not delete genome folder.\nYou can do it manually by deleting folder "
                            + Main.genomeDir.getCanonicalPath() + "/" + removeref, "Note");
                } catch (IOException e1) {

                    e1.printStackTrace();
                }
            }
        } else {
            try {
                if (Main.drawCanvas != null) {
                    if (ChromDraw.exonReader != null) {
                        ChromDraw.exonReader.close();
                    }
                }

                Main.removeAnnotationFile(selectedNode.getParent().toString(), selectedNode.toString());

                FileUtils.deleteDirectory(new File(Main.genomeDir.getCanonicalPath() + "/"
                        + selectedNode.getParent().toString() + "/annotation/" + selectedNode.toString()));

                //   root.remove(selectedNode.getParent().getIndex(selectedNode));
                //   root.remove
                //   checkGenomes();

            } catch (Exception e) {
                e.printStackTrace();
                try {
                    Main.showError("Could not delete genome folder.\nYou can do it manually by deleting folder "
                            + Main.genomeDir.getCanonicalPath() + "/" + selectedNode.getParent().toString()
                            + "/annotation/" + selectedNode.toString(), "Note");
                } catch (IOException e1) {

                    e1.printStackTrace();
                }
            }
            treemodel.removeNodeFromParent(selectedNode);
        }

    } else if (event.getSource() == add) {

        if (genomeFile == null) {
            if (new File(genomeFileText.getText()).exists()) {
                genomeFile = new File(genomeFileText.getText());

            } else {
                genomeFileText.setText("Select reference genome fasta-file.");
                genomeFileText.setForeground(Color.red);
                return;
            }
        }

        /*if(genomeName.getText().contains("Give name") || genomeName.getText().length() == 0) {
           genomeName.setText("Give name of the genome");
           genomeName.setForeground(Color.red);
           genomeName.revalidate();
                   
        }
        else if(!annotation && new File(Main.userDir +"/genomes/"+genomeName.getText().trim().replace("\\s+", "_")).exists()) {
           genomeName.setText("This genome exists already.");
           genomeName.setForeground(Color.red);
           genomeName.revalidate();
        }
        else */

        if ((genomeFileText.getText().length() == 0
                || genomeFileText.getText().startsWith("Select reference"))) {
            genomeFileText.setText("Select reference genome fasta-file.");
            genomeFileText.setForeground(Color.red);
            genomeFileText.revalidate();
        }

        else {

            OutputRunner runner = new OutputRunner(
                    genomeFile.getName().replace(".fasta", "").replace(".gz", ""), genomeFile, annotationFile);
            runner.execute();
        }

    } else if (event.getSource() == openRef) {
        try {

            JFileChooser chooser = new JFileChooser(Main.downloadDir);
            chooser.setMultiSelectionEnabled(false);
            chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
            chooser.setAcceptAllFileFilterUsed(false);
            MyFilterFasta fastaFilter = new MyFilterFasta();

            chooser.addChoosableFileFilter(fastaFilter);
            chooser.setDialogTitle("Select reference fasta-file");
            if (Main.screenSize != null) {
                chooser.setPreferredSize(new Dimension((int) Main.screenSize.getWidth() / 3,
                        (int) Main.screenSize.getHeight() / 3));
            }

            int returnVal = chooser.showOpenDialog((Component) this.getParent());

            if (returnVal == JFileChooser.APPROVE_OPTION) {
                genomeFile = chooser.getSelectedFile();
                Main.downloadDir = genomeFile.getParent();
                Main.writeToConfig("DownloadDir=" + genomeFile.getParent());
                genomeFileText.setText(genomeFile.getName());
                genomeFileText.revalidate();
                frame.pack();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    } else if (event.getSource() == openAnno) {
        try {

            JFileChooser chooser = new JFileChooser(Main.downloadDir);
            chooser.setMultiSelectionEnabled(false);
            chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
            chooser.setAcceptAllFileFilterUsed(false);
            MyFilterGFF gffFilter = new MyFilterGFF();

            chooser.addChoosableFileFilter(gffFilter);
            chooser.setDialogTitle("Select annotation gff3-file");
            if (Main.screenSize != null) {
                chooser.setPreferredSize(new Dimension((int) Main.screenSize.getWidth() / 3,
                        (int) Main.screenSize.getHeight() / 3));
            }
            int returnVal = chooser.showOpenDialog((Component) this.getParent());

            if (returnVal == JFileChooser.APPROVE_OPTION) {
                if (genomeFile == null) {
                    genomeFile = Main.fastahash.get(Main.hoverGenome);
                }
                annotationFile = chooser.getSelectedFile();
                Main.downloadDir = annotationFile.getParent();
                Main.writeToConfig("DownloadDir=" + annotationFile.getParent());

                OutputRunner runner = new OutputRunner(
                        genomeFile.getName().replace(".fasta", "").replace(".gz", ""), genomeFile,
                        annotationFile);
                runner.execute();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
}

From source file:tarea1.controlador.java

public void seleccionOpcion(int z) throws IOException, Exception {
    switch (z) {/*from  w  w  w  .jav  a2s.co m*/
    case 1: {
        //ELEGIR UN ARCHIVO//
        //EN CASO DE QUERER CAMBIAR EL TIPO DE ARCHIVO.
        FileNameExtensionFilter filter = new FileNameExtensionFilter("Image Files", "bmp");
        JFileChooser abrir = new JFileChooser();
        abrir.setFileSelectionMode(JFileChooser.FILES_ONLY);
        abrir.setFileFilter(filter);
        abrir.setCurrentDirectory(new File(System.getProperty("user.home")));
        int result = abrir.showOpenDialog(inicio);
        if (result == JFileChooser.APPROVE_OPTION) {
            // se seleciona el archivo de imagen original
            File selectedFile = abrir.getSelectedFile();
            ruta = selectedFile.getAbsolutePath();
            System.out.println("El archivo es: " + ruta); //ruta
            img = ImageIO.read(new File(ruta)); //se lee el archivo
            rotate = false;
            zoomv = false;
            escalav = false;
            brillos = false;
            contrastes = false;
            undoDelete = false;
            undoIndex = 0;
            Change();
            inicio.setTitle("PDI: Tarea 3 -" + ruta);

        }
    }
        break;//end case 1

    case 2: //imagen en negativo
    {

        //se crea un buffer
        BufferedImage imagenNegativa = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);
        //se convierten los colores a negativo y se va guardando en el buffer
        for (int y = 0; y < alto; y++) {
            for (int x = 0; x < ancho; x++) {
                int p = img.getRGB(x, y);
                //obtenermos el valor r g b a de cada pixel
                // int a = (p>>24)&0xff;
                int r = (p >> 16) & 0xff;
                int g = (p >> 8) & 0xff;
                int b = p & 0xff;
                //se resta el rbg
                r = truncate(255 - r);
                g = truncate(255 - g);
                b = truncate(255 - b);
                //se guarda el rgb
                p = (r << 16) | (g << 8) | b;
                imagenNegativa.setRGB(x, y, p);
            }
        }
        //PARA LOS ROTACIONES
        img = imagenNegativa;

        ancho = img.getWidth();
        alto = img.getHeight();
        //se crea un buffer
        imagenNegativa = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);
        //se convierten los colores a negativo y se va guardando en el buffer
        for (int y = 0; y < alto; y++) {
            for (int x = 0; x < ancho; x++) {
                int p = original.getRGB(x, y);
                //obtenermos el valor r g b a de cada pixel
                int a = (p >> 24) & 0xff;
                int r = (p >> 16) & 0xff;
                int g = (p >> 8) & 0xff;
                int b = p & 0xff;
                //se resta el rbg
                r = 255 - r;
                g = 255 - g;
                b = 255 - b;
                //se guarda el rgb
                p = (a << 24) | (r << 16) | (g << 8) | b;
                imagenNegativa.setRGB(x, y, p);
            }
        }
        img = imagenNegativa;

        Change();
    }
        break;//end case 2

    case 3: //flip imagen vertical
    {

        //buffer para la imagen
        BufferedImage mirrorimgV = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);
        //recorremos pixel a pixel tooooooooooooodo el buffer
        for (int i = 0; i < alto; i++) {
            for (int izquierda = 0, derecha = ancho - 1; izquierda < alto; izquierda++, derecha--) {
                int p = img.getRGB(izquierda, i);
                mirrorimgV.setRGB(derecha, i, p);
            }
        }
        img = mirrorimgV;
        Change();

    }
        break;//end case 3

    case 4://flip imagen horizontal
    {

        BufferedImage mirrorimgH = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);

        for (int i = 0; i < ancho; i++) {
            for (int arriba = 0, abajo = alto - 1; arriba < alto; arriba++, abajo--) {
                int p = img.getRGB(i, arriba);
                mirrorimgH.setRGB(i, abajo, p);
            }
        }
        img = mirrorimgH;
        Change();

    }
        break;//end case 4

    case 5: { //boton de reset

        //RESET
        File f = null;
        //leer image
        try {
            f = new File(ruta);
            rotate = false;
            zoomv = false;
            escalav = false;
            brillos = false;
            contrastes = false;
            undoDelete = false;
            undoIndex = 0;
            img = ImageIO.read(f);
        } catch (IOException e) {
            System.out.println(e);
        }

        Change();

    }
        break; //end case 5

    case 6: { //leer en formato binario

        FileNameExtensionFilter filter = new FileNameExtensionFilter("Image Files", "bmp");
        JFileChooser abrir = new JFileChooser();
        abrir.setFileSelectionMode(JFileChooser.FILES_ONLY);
        abrir.setFileFilter(filter);
        //abrir.setCurrentDirectory(new File(System.getProperty("user.home")));
        abrir.setCurrentDirectory(new File(System.getProperty("user.dir")));
        int result = abrir.showOpenDialog(inicio);
        if (result == JFileChooser.APPROVE_OPTION) {

            try {
                File selectedFile = abrir.getSelectedFile();
                ruta = selectedFile.getAbsolutePath();

                FileInputStream is = null;

                is = new FileInputStream(ruta);
                bmp.read(is);
                System.out.println("aqui");
                MemoryImageSource mis = bmp.crearImageSource();
                System.out.println("hola");
                Image im = Toolkit.getDefaultToolkit().createImage(mis);
                //Para poder colorcarlo en el label
                //Image image = createImage(new MemoryImageSource(bmp.crearImageSource()));
                BufferedImage newImage = new BufferedImage(im.getWidth(null), im.getHeight(null),
                        BufferedImage.TYPE_INT_RGB);
                //obtenemos la imagen que si se puede desplgar
                Graphics2D g = newImage.createGraphics();
                g.drawImage(im, 0, 0, null);
                g.dispose();

                img = newImage;
                rotate = false;
                zoomv = false;
                escalav = false;
                brillos = false;
                contrastes = false;
                undoDelete = false;
                undoIndex = 0;
                Change();

                //add img info
                inicio.setTitle("PDI: Tarea 3 -" + ruta);
                //dimensiones, profundidad de bits, Mb ocupados
                content = ("Size: " + (bmp.tamArchivo) / 1000 + "kb\nDimension: " + bmp.ancho + " x " + bmp.alto
                        + "\nBpp: " + bmp.bitsPorPixel + "bits");
                ancho = bmp.ancho;
                alto = bmp.alto;

            } catch (Exception ex) {
                Logger.getLogger(controlador.class.getName()).log(Level.SEVERE, null, ex);
            }

        } //end approval if
    }
        break; //end case 6

    //girar CW
    case 7: {

        BufferedImage new_Image = new BufferedImage(alto, ancho, BufferedImage.TYPE_INT_RGB);
        for (int i = 0; i < ancho; i++) {
            for (int j = 0; j < alto; j++) {
                int p = img.getRGB(i, j);
                new_Image.setRGB(alto - j - 1, i, p);

            }
        }

        img = new_Image;
        Change();

    }
        break;//end case 7

    //girar CCW
    case 8: {

        BufferedImage new_Image = new BufferedImage(alto, ancho, BufferedImage.TYPE_INT_RGB);
        for (int i = 0; i < ancho; i++) {
            for (int j = 0; j < alto; j++) {
                int p = img.getRGB(i, j);
                new_Image.setRGB(j, ancho - i - 1, p);

            }
        }

        img = new_Image;
        Change();

    }
        break;//end case 8

    case 9: { //Guardar Imagen

        FileNameExtensionFilter filter = new FileNameExtensionFilter("Image Files", "bmp");
        JFileChooser fileChooser = new JFileChooser();
        fileChooser.setFileFilter(filter);
        fileChooser.setDialogTitle("Save");
        fileChooser.setCurrentDirectory(new File(System.getProperty("user.home")));
        int userSelection = fileChooser.showSaveDialog(inicio);
        if (userSelection == JFileChooser.APPROVE_OPTION) {
            File fileToSave = fileChooser.getSelectedFile();
            System.out.println("Save as file: " + fileToSave.getAbsolutePath() + ".bmp");
            System.out.println("Save as: " + fileToSave.getName());
            bmp.saveMyLifeTonight(fileToSave, img);
        }
    }
        break;

    case 10: {
        //free rotation
        double anguloCartesiano = inicio.optionr;
        double aux;
        if (rotate == false) {
            original = img;
        }
        //para la ilusion de rotar sobre la "misma imagen"
        if (anguloCartesiano < 0) {

            aux = anguloCartesiano;
            anguloCartesiano = anguloCartesiano + angulo;
            angulo = anguloCartesiano;

        } else if (anguloCartesiano > 0) {

            aux = anguloCartesiano;
            anguloCartesiano = angulo + anguloCartesiano;
            angulo = anguloCartesiano;

        }

        anguloCartesiano = anguloCartesiano * Math.PI / 180;

        //CC coordinates
        int x, y;
        double distance, anguloPolar;
        int pisoX, techoX, pisoY, techoY;
        double rasterX, rasterY;
        // colores de los pixeles
        Color colorTL = null, colorTR, colorBL, colorBR = null;
        // interpolaciones
        double intX, intY;
        double rojoT, verdeT, azulT;
        double rojoB, verdeB, azulB;

        int centroX, centroY;

        centroX = original.getWidth() / 2;
        centroY = original.getHeight() / 2;

        BufferedImage imagenRotada = new BufferedImage(original.getWidth(), original.getHeight(),
                BufferedImage.TYPE_INT_ARGB);//fondo transparente

        for (int i = 0; i < original.getHeight(); ++i)
            for (int j = 0; j < original.getWidth(); ++j) {
                // convert raster to Cartesian
                x = j - centroX;
                y = centroY - i;

                // convert Cartesian to polar
                distance = Math.sqrt(x * x + y * y);
                anguloPolar = 0.0;
                if (x == 0) {
                    if (y == 0) {
                        // centre of image, no rotation needed
                        imagenRotada.setRGB(j, i, original.getRGB(j, i));

                        continue;
                    } else if (y < 0)
                        anguloPolar = 1.5 * Math.PI;
                    else
                        anguloPolar = 0.5 * Math.PI;
                } else
                    anguloPolar = Math.atan2((double) y, (double) x);

                // 
                anguloPolar -= anguloCartesiano;

                //polr a carte
                rasterX = distance * Math.cos(anguloPolar);
                rasterY = distance * Math.sin(anguloPolar);

                // cartesiano a raster
                rasterX = rasterX + (double) centroX;
                rasterY = (double) centroY - rasterY;

                pisoX = (int) (Math.floor(rasterX));
                pisoY = (int) (Math.floor(rasterY));
                techoX = (int) (Math.ceil(rasterX));
                techoY = (int) (Math.ceil(rasterY));

                // check bounds /// AQUIWWIUEI
                if (pisoX < 0 || techoX < 0 || pisoX >= original.getWidth() || techoX >= original.getWidth()
                        || pisoY < 0 || techoY < 0 || pisoY >= original.getHeight()
                        || techoY >= original.getHeight())
                    continue;

                intX = rasterX - (double) pisoX;
                intY = rasterY - (double) pisoY;

                colorTL = new Color(original.getRGB(pisoX, pisoY));
                colorTR = new Color(original.getRGB(techoX, pisoY));
                colorBL = new Color(original.getRGB(pisoX, techoY));
                colorBR = new Color(original.getRGB(techoX, techoY));

                // interpolacion horizontal top
                rojoT = (1 - intX) * colorTL.getRed() + intX * colorTR.getRed();
                verdeT = (1 - intX) * colorTL.getGreen() + intX * colorTR.getGreen();
                azulT = (1 - intX) * colorTL.getBlue() + intX * colorTR.getBlue();
                // interpolacion horizontal bot
                rojoB = (1 - intX) * colorBL.getRed() + intX * colorBR.getRed();
                verdeB = (1 - intX) * colorBL.getGreen() + intX * colorBR.getGreen();
                azulB = (1 - intX) * colorBL.getBlue() + intX * colorBR.getBlue();
                // interpolacion vertical
                int p = original.getRGB(j, i);
                int a = (p >> 24) & 0xff;
                int r = (p >> 16) & 0xff;
                int g = (p >> 8) & 0xff;
                int b = p & 0xff;
                r = truncate(Math.round((1 - intY) * rojoT + intY * rojoB));
                g = truncate(Math.round((1 - intY) * verdeT + intY * verdeB));
                b = truncate(Math.round((1 - intY) * azulT + intY * azulB));
                p = (a << 24) | (r << 16) | (g << 8) | b;
                imagenRotada.setRGB(j, i, p);

            }
        img = imagenRotada;
        rotate = true;
        inicio.jLabel3.setBounds(0, 0, ancho, alto);
        ImageIcon icon = new ImageIcon(img);
        inicio.jLabel3.setIcon(icon);

    }
        break; //case 10

    case 11: { //histogram

        //para recorrer todos los valores y obtener los samples
        /*
        for (y) {
            for (x) {
               pixel = raster.getDataElements(x, y, pixel);
            }
        }
                            */
        int BINS = 256;
        HistogramDataset dataset = new HistogramDataset();
        Raster raster = img.getRaster();

        double[] r = new double[ancho * alto];
        ChartPanel panelB = null;
        ChartPanel panelG = null;
        ChartPanel panelR = null;
        ChartPanel panel;

        if (bmp.bitsPorPixel == 1) {

            r = raster.getSamples(0, 0, ancho, alto, 0, r);
            ColorModel ColorM = img.getColorModel();

            dataset.addSeries("Grey", r, BINS);

            //de aqui para abajo es el plotting
            // chart all
            JFreeChart chart = ChartFactory.createHistogram("Histogram", "Value", "Count", dataset,
                    PlotOrientation.VERTICAL, true, true, false);
            XYPlot plot = (XYPlot) chart.getPlot();
            XYBarRenderer renderer = (XYBarRenderer) plot.getRenderer();
            renderer.setBarPainter(new StandardXYBarPainter());

            Paint[] paintArray = { new Color(0x80ff0000, true) };
            plot.setDrawingSupplier(
                    new DefaultDrawingSupplier(paintArray, DefaultDrawingSupplier.DEFAULT_FILL_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE));
            panel = new ChartPanel(chart);
            panel.setMouseWheelEnabled(true);

        } else {

            r = raster.getSamples(0, 0, ancho, alto, 0, r);
            dataset.addSeries("Red", r, BINS);
            r = raster.getSamples(0, 0, ancho, alto, 1, r);
            dataset.addSeries("Green", r, BINS);
            r = raster.getSamples(0, 0, ancho, alto, 2, r);
            dataset.addSeries("Blue", r, BINS);

            //de aqui para abajo es el plotting
            // chart all
            JFreeChart chart = ChartFactory.createHistogram("Histogram", "Value", "Count", dataset,
                    PlotOrientation.VERTICAL, true, true, false);
            XYPlot plot = (XYPlot) chart.getPlot();
            XYBarRenderer renderer = (XYBarRenderer) plot.getRenderer();
            renderer.setBarPainter(new StandardXYBarPainter());
            // translucent red, green & blue
            Paint[] paintArray = { new Color(0x80ff0000, true), new Color(0x8000ff00, true),
                    new Color(0x800000ff, true) };
            plot.setDrawingSupplier(
                    new DefaultDrawingSupplier(paintArray, DefaultDrawingSupplier.DEFAULT_FILL_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE));
            panel = new ChartPanel(chart);
            panel.setMouseWheelEnabled(true);

            //CHART Red
            HistogramDataset datasetR = new HistogramDataset();
            r = raster.getSamples(0, 0, ancho, alto, 0, r);
            datasetR.addSeries("Red", r, BINS);
            JFreeChart chartR = ChartFactory.createHistogram("Histogram B", "Value", "Count", datasetR,
                    PlotOrientation.VERTICAL, true, true, false);
            XYPlot plotR = (XYPlot) chartR.getPlot();
            XYBarRenderer rendererR = (XYBarRenderer) plotR.getRenderer();
            rendererR.setBarPainter(new StandardXYBarPainter());
            // translucent red, green & blue
            Paint[] paintArrayR = { new Color(0x80ff0000, true)

            };
            plotR.setDrawingSupplier(
                    new DefaultDrawingSupplier(paintArrayR, DefaultDrawingSupplier.DEFAULT_FILL_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE));
            panelR = new ChartPanel(chartR);
            panelR.setMouseWheelEnabled(true);

            //CHART GREEN

            HistogramDataset datasetG = new HistogramDataset();
            r = raster.getSamples(0, 0, ancho, alto, 1, r);
            datasetG.addSeries("Green", r, BINS);
            JFreeChart chartG = ChartFactory.createHistogram("Histogram G ", "Value", "Count", datasetG,
                    PlotOrientation.VERTICAL, true, true, false);
            XYPlot plotG = (XYPlot) chartG.getPlot();
            XYBarRenderer rendererG = (XYBarRenderer) plotG.getRenderer();
            rendererG.setBarPainter(new StandardXYBarPainter());
            // translucent red, green & blue
            Paint[] paintArrayG = { new Color(0x8000ff00, true)

            };
            plotG.setDrawingSupplier(
                    new DefaultDrawingSupplier(paintArrayG, DefaultDrawingSupplier.DEFAULT_FILL_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE));
            panelG = new ChartPanel(chartG);
            panelG.setMouseWheelEnabled(true);

            //CHART BLUE

            HistogramDataset datasetB = new HistogramDataset();
            r = raster.getSamples(0, 0, ancho, alto, 2, r);
            datasetB.addSeries("Blue", r, BINS);
            JFreeChart chartB = ChartFactory.createHistogram("Histogram B ", "Value", "Count", datasetB,
                    PlotOrientation.VERTICAL, true, true, false);
            XYPlot plotB = (XYPlot) chartB.getPlot();
            XYBarRenderer rendererB = (XYBarRenderer) plotB.getRenderer();
            rendererB.setBarPainter(new StandardXYBarPainter());
            // translucent red, green & blue
            Paint[] paintArrayB = { new Color(0x800000ff, true)

            };
            plotB.setDrawingSupplier(
                    new DefaultDrawingSupplier(paintArrayB, DefaultDrawingSupplier.DEFAULT_FILL_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_OUTLINE_STROKE_SEQUENCE,
                            DefaultDrawingSupplier.DEFAULT_SHAPE_SEQUENCE));
            panelB = new ChartPanel(chartB);
            panelB.setMouseWheelEnabled(true);

        }

        //JTabbedPane jtp=new JTabbedPane();
        if (!viewH) {

            inicio.jTabbedPane1.addTab("Histogram", panel);
            inicio.jTabbedPane1.addTab("Histogram R", panelR);
            inicio.jTabbedPane1.addTab("Histogram G", panelG);
            inicio.jTabbedPane1.addTab("Histogram B", panelB);
            viewH = true;
        } else {
            inicio.jTabbedPane1.remove(inicio.jTabbedPane1.indexOfTab("Histogram"));
            inicio.jTabbedPane1.remove(inicio.jTabbedPane1.indexOfTab("Histogram R"));
            inicio.jTabbedPane1.remove(inicio.jTabbedPane1.indexOfTab("Histogram G"));
            inicio.jTabbedPane1.remove(inicio.jTabbedPane1.indexOfTab("Histogram B"));
            viewH = false;
        }

    }
        break;

    case 12: {
        //BRILLO
        int dif = inicio.brillo;

        if (brillos == false) {
            original = img;
        }
        int ancho = img.getWidth();
        int alto = img.getHeight();
        //se crea un buffer
        BufferedImage brillito = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);
        //se convierten los colores a negativo y se va guardando en el buffer
        for (int y = 0; y < alto; y++) {
            for (int x = 0; x < ancho; x++) {
                int p = original.getRGB(x, y);
                //obtenemos el valor r g b a de cada pixel
                int a = (p >> 24) & 0xff;
                int r = (p >> 16) & 0xff;
                int g = (p >> 8) & 0xff;
                int b = p & 0xff;
                //se resta el rbg
                r = truncate(r + dif);
                g = truncate(g + dif);
                b = truncate(b + dif);
                //se guarda el rgb
                p = (r << 16) | (g << 8) | b;
                brillito.setRGB(x, y, p);
            }
        }
        img = brillito;
        brillos = true;
        inicio.jLabel3.setBounds(0, 0, ancho, alto);
        ImageIcon icon = new ImageIcon(img);
        inicio.jLabel3.setIcon(icon);

    }
        break; //end case 12

    case 13: {
        //CONTRAST
        double dif = inicio.contraste;
        double level = Math.pow(((100.0 + dif) / 100.0), 2.0);

        if (contrastes == false) {
            original = img;
        }
        int ancho = original.getWidth();
        int alto = original.getHeight();
        BufferedImage contraste = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);

        for (int y = 0; y < alto; y++) {
            for (int x = 0; x < ancho; x++) {
                int p = original.getRGB(x, y);
                int a = (p >> 24) & 0xff;
                int r = (p >> 16) & 0xff;
                int g = (p >> 8) & 0xff;
                int b = p & 0xff;

                b = truncate((int) ((((((double) b / 255.0) - 0.5) * level) + 0.5) * 255.0));
                g = truncate((int) ((((((double) g / 255.0) - 0.5) * level) + 0.5) * 255.0));
                r = truncate((int) ((((((double) r / 255.0) - 0.5) * level) + 0.5) * 255.0));

                p = (r << 16) | (g << 8) | b;
                contraste.setRGB(x, y, p);
            }
        }
        img = contraste;
        contrastes = true;
        inicio.jLabel3.setBounds(0, 0, ancho, alto);
        ImageIcon icon = new ImageIcon(img);
        inicio.jLabel3.setIcon(icon);

    }
        break;// case 13

    case 14: {
        //UMBRALIZACION
        double u = inicio.umbral;
        if (inicio.jCheckBox1.isSelected()) {

            int ancho = img.getWidth();
            int alto = img.getHeight();

            BufferedImage contraste = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);

            for (int y = 0; y < alto; y++) {
                for (int x = 0; x < ancho; x++) {
                    int p = img.getRGB(x, y);

                    int a = (p >> 24) & 0xff;
                    int r = (p >> 16) & 0xff;
                    int g = (p >> 8) & 0xff;
                    int b = p & 0xff;

                    double mediana = (double) (r + b + g);
                    mediana /= 3;
                    int med = (int) Math.round(mediana);

                    b = med;
                    g = med;
                    r = med;

                    if (r <= u)
                        r = 0;
                    else
                        r = 255;

                    if (g <= u)
                        g = 0;
                    else
                        g = 255;

                    if (b <= u)
                        b = 0;
                    else
                        b = 255;

                    p = (r << 16) | (g << 8) | b;
                    contraste.setRGB(x, y, p);
                }
            }
            img = contraste;
            Change();
        }

    }
        break;

    case 15: {
        BufferedImage equalized = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);
        int r, g, b, a;
        int pixel = 0;

        //look up table rgb 
        int[] rhist = new int[256];
        int[] ghist = new int[256];
        int[] bhist = new int[256];

        for (int i = 0; i < rhist.length; i++)
            rhist[i] = 0;
        for (int i = 0; i < ghist.length; i++)
            ghist[i] = 0;
        for (int i = 0; i < bhist.length; i++)
            bhist[i] = 0;

        for (int i = 0; i < img.getWidth(); i++) {
            for (int j = 0; j < img.getHeight(); j++) {

                int red = new Color(img.getRGB(i, j)).getRed();
                int green = new Color(img.getRGB(i, j)).getGreen();
                int blue = new Color(img.getRGB(i, j)).getBlue();
                rhist[red]++;
                ghist[green]++;
                bhist[blue]++;

            }
        }

        //histograma color
        ArrayList<int[]> imageHist = new ArrayList<int[]>();
        imageHist.add(rhist);
        imageHist.add(ghist);
        imageHist.add(bhist);
        //lookup table
        ArrayList<int[]> imgLT = new ArrayList<int[]>();
        // llenar 
        rhist = new int[256];
        ghist = new int[256];
        bhist = new int[256];

        for (int i = 0; i < rhist.length; i++)
            rhist[i] = 0;
        for (int i = 0; i < ghist.length; i++)
            ghist[i] = 0;
        for (int i = 0; i < bhist.length; i++)
            bhist[i] = 0;

        long rojosT = 0;
        long verdesT = 0;
        long azulT = 0;

        // 
        float factorDeEscala = (float) (255.0 / (ancho * alto));

        for (int i = 0; i < rhist.length; i++) {
            rojosT += imageHist.get(0)[i];
            int valor = (int) (rojosT * factorDeEscala);
            if (valor > 255) {
                rhist[i] = 255;
            } else
                rhist[i] = valor;

            verdesT += imageHist.get(1)[i];
            int valg = (int) (verdesT * factorDeEscala);
            if (valg > 255) {
                ghist[i] = 255;
            } else
                ghist[i] = valg;

            azulT += imageHist.get(2)[i];
            int valb = (int) (azulT * factorDeEscala);
            if (valb > 255) {
                bhist[i] = 255;
            } else
                bhist[i] = valb;
        }

        imgLT.add(rhist);
        imgLT.add(ghist);
        imgLT.add(bhist);

        for (int i = 0; i < ancho; i++) {
            for (int j = 0; j < alto; j++) {

                // colores
                a = new Color(img.getRGB(i, j)).getAlpha();
                r = new Color(img.getRGB(i, j)).getRed();
                g = new Color(img.getRGB(i, j)).getGreen();
                b = new Color(img.getRGB(i, j)).getBlue();

                // nuevos valoooooores
                r = imgLT.get(0)[r];
                g = imgLT.get(1)[g];
                b = imgLT.get(2)[b];

                // rgb otra vez
                pixel = colorToRGB(a, r, g, b);

                //imagen final
                equalized.setRGB(i, j, pixel);

            }
        }

        img = equalized;
        Change();

    }
        break;

    case 16: {
        //zoom 
        double du = inicio.zoom;
        double u = du / 100;

        if (zoomv == false) {
            original = img;
        }
        BufferedImage zoom = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);

        for (int i = 0; i < zoom.getHeight(); ++i)
            for (int j = 0; j < zoom.getWidth(); ++j) {
                //nearest
                if (tipo == 1) {

                    int ax = (int) (Math.floor(i / u));
                    int ay = (int) (Math.floor(j / u));

                    int p = original.getRGB(ax, ay);
                    zoom.setRGB(i, j, p);
                }

                //bilinear
                if (tipo == 2) {

                }

                //no loss
                if (tipo == 0) {

                    int ax = (int) (i / u);
                    int ay = (int) (j / u);

                    int p = original.getRGB(ax, ay);
                    zoom.setRGB(i, j, p);
                }

            }
        img = zoom;
        zoomv = true;
        inicio.jLabel3.setBounds(0, 0, ancho, alto);
        ImageIcon icon = new ImageIcon(img);
        inicio.jLabel3.setIcon(icon);

    }
        break;

    case 17: {
        //escala
        double du = inicio.escala;
        double u = du / 100;

        if (escalav == false) {
            original = img;
        }
        int escalaX = (int) (ancho * u);
        int escalaY = (int) (alto * u);
        BufferedImage escala = new BufferedImage(escalaX, escalaY, BufferedImage.TYPE_INT_RGB);

        for (int i = 0; i < escala.getHeight(); ++i)
            for (int j = 0; j < escala.getWidth(); ++j) {
                //R(x,y):= A(x/ax, y/ay) 
                //R(x,y):= A(Floor x/10 ,Floor /10)

                //nearest
                if (tipo == 1) {

                    int ax = (int) (Math.floor(i / u));
                    int ay = (int) (Math.floor(j / u));

                    int p = original.getRGB(ax, ay);
                    escala.setRGB(i, j, p);
                }

                //bilinear
                if (tipo == 2) {

                }

                //no loss
                if (tipo == 0) {

                    int ax = (int) (i / u);
                    int ay = (int) (j / u);

                    int p = original.getRGB(ax, ay);
                    escala.setRGB(i, j, p);
                }

            }

        img = escala;
        escalav = true;
        inicio.jLabel3.setBounds(0, 0, ancho, alto);
        ImageIcon icon = new ImageIcon(img);
        inicio.jLabel3.setIcon(icon);
        content = ("Dimension: " + img.getWidth() + " x " + img.getHeight() + "\nBpp: " + bmp.bitsPorPixel
                + "bits");

    }
        break;

    case 18://prewitt both
    {

        BufferedImage aux = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);
        aux = img;
        BufferedImage y, x;

        float[][] arraya = { { -1, 0, 1 }, { -1, 0, 1 }, { -1, 0, 1 } };
        float[][] arrayb = { { -2, -1, 0, 1, 2 }, { -2, -1, 0, 1, 2 }, { -2, -1, 0, 1, 2 }, { -2, -1, 0, 1, 2 },
                { -2, -1, 0, 1, 2 }, };

        float[][] arrayc = { { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 },
                { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 },
                { -3, -2, -1, 0, 1, 2, 3 }, };

        float[][] array = { { -1, -1, -1 }, { 0, 0, 0 }, { 1, 1, 1 } };
        float[][] array2 = { { -2, -2, -2, -2, -2 }, { -1, -1, -1, -1, -1 }, { 0, 0, 0, 0, 0 },
                { 1, 1, 1, 1, 1 }, { 2, 2, 2, 2, 2 }, };
        float[][] array3 = { { -3, -3, -3, -3, -3, -3, -3 }, { -2, -2, -2, -2, -2, -2, -2 },
                { -1, -1, -1, -1, -1, -1, -1 }, { 0, 0, 0, 0, 0, 0, 0 }, { 1, 1, 1, 1, 1, 1, 1 },
                { 2, 2, 2, 2, 2, 2, 2 }, { 3, 3, 3, 3, 3, 3, 3 }, };
        if (inicio.size == 7) {
            y = generalKernel(array3, 7);
            img = aux;
            x = generalKernel(arrayc, 7);
        } else if (inicio.size == 5) {
            y = generalKernel(array2, 5);
            img = aux;
            x = generalKernel(arrayb, 5);
        } else {
            y = generalKernel(array, 3);
            img = aux;
            x = generalKernel(arraya, 3);
        }

        for (int i = 0; i < ancho; i++) {
            for (int j = 0; j < alto; j++) {

                int p = x.getRGB(i, j);
                int p2 = y.getRGB(i, j);
                //obtenemos el valor r g b a de cada pixel

                int r = (p >> 16) & 0xff;
                int g = (p >> 8) & 0xff;
                int b = p & 0xff;

                int r2 = (p2 >> 16) & 0xff;
                int g2 = (p2 >> 8) & 0xff;
                int b2 = p2 & 0xff;
                //process
                int resR = truncate(Math.sqrt(Math.pow(r, 2) + Math.pow(r2, 2)));
                int resG = truncate(Math.sqrt(Math.pow(g, 2) + Math.pow(g2, 2)));
                int resB = truncate(Math.sqrt(Math.pow(b, 2) + Math.pow(b2, 2)));

                //se guarda el rgb
                p = (resR << 16) | (resG << 8) | resB;
                img.setRGB(i, j, p);

            }
            Change();
        }
    }
        break;

    case 19://prewitt x
    {

        BufferedImage x;

        float[][] arraya = { { -1, 0, 1 }, { -1, 0, 1 }, { -1, 0, 1 } };
        float[][] arrayb = { { -2, -1, 0, 1, 2 }, { -2, -1, 0, 1, 2 }, { -2, -1, 0, 1, 2 }, { -2, -1, 0, 1, 2 },
                { -2, -1, 0, 1, 2 }, };

        float[][] arrayc = { { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 },
                { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 }, { -3, -2, -1, 0, 1, 2, 3 },
                { -3, -2, -1, 0, 1, 2, 3 }, };

        if (inicio.size == 7) {
            x = generalKernel(arrayc, 7);
        } else if (inicio.size == 5) {
            x = generalKernel(arrayb, 5);
        } else {
            x = generalKernel(arraya, 3);
        }
        img = x;
        Change();

    }
        break;

    case 20://prewitt y
    {

        BufferedImage y;

        float[][] array = { { -1, -1, -1 }, { 0, 0, 0 }, { 1, 1, 1 } };
        float[][] array2 = { { -2, -2, -2, -2, -2 }, { -1, -1, -1, -1, -1 }, { 0, 0, 0, 0, 0 },
                { 1, 1, 1, 1, 1 }, { 2, 2, 2, 2, 2 }, };
        float[][] array3 = { { -3, -3, -3, -3, -3, -3, -3 }, { -2, -2, -2, -2, -2, -2, -2 },
                { -1, -1, -1, -1, -1, -1, -1 }, { 0, 0, 0, 0, 0, 0, 0 }, { 1, 1, 1, 1, 1, 1, 1 },
                { 2, 2, 2, 2, 2, 2, 2 }, { 3, 3, 3, 3, 3, 3, 3 }, };

        if (inicio.size == 7) {
            y = generalKernel(array3, 7);
        } else if (inicio.size == 5) {
            y = generalKernel(array2, 5);
        } else {
            y = generalKernel(array, 3);
        }

        img = y;
        Change();

    }
        break;

    case 21://Sobel x
    {

        BufferedImage x;
        float[][] arraya = { { -1, 0, 1 }, { -2, 0, 2 }, { -1, 0, 1 } };

        float[][] arrayb = { { -5, -4, 0, 4, 5 }, { -8, -10, 0, 10, 8 }, { -10, -20, 0, 20, 10 },
                { -8, -10, 0, 10, 8 }, { -5, -4, 0, 4, 5 }, };

        float[][] arrayc = { { 3, 2, 1, 0, -1, -2, -3 }, { 4, 3, 2, 0, -2, -3, -4 }, { 5, 4, 3, 0, -3, -4, -5 },
                { 6, 5, 4, 0, -4, -5, -6 }, { 5, 4, 3, 0, -3, -4, -5 }, { 4, 3, 2, 0, -2, -3, -4 },
                { 3, 2, 1, 0, -1, -2, -3 }, };

        if (inicio.size == 7) {
            x = generalKernel(arrayc, 7);
        } else if (inicio.size == 5) {
            x = generalKernel(arrayb, 5);
        } else {
            x = generalKernel(arraya, 3);
        }
        img = x;
        Change();

    }
        break;

    case 22://sobel y
    {

        BufferedImage y;

        float[][] array1 = { { -1, -2, -1 }, { 0, 0, 0 }, { 1, 2, 1 } };

        float[][] array2 = { { 5, 8, 10, 8, 5 }, { 4, 10, 20, 10, 4 }, { 0, 0, 0, 0, 0 },
                { -4, -10, -20, -10, -4 }, { -5, -8, -10, -8, -5 }, };

        float[][] array3 = { { 3, 4, 5, 6, 5, 4, 3 }, { 2, 3, 4, 5, 4, 3, 2 }, { 1, 2, 3, 4, 3, 2, 1 },
                { 0, 0, 0, 0, 0, 0, 0 }, { -1, -2, -3, -4, -3, -2, -1 }, { -2, -3, -4, -5, -4, -3, -2 },
                { -3, -4, -5, -6, -5, -4, -3 }, };

        if (inicio.size == 7) {
            y = generalKernel(array3, 7);
        } else if (inicio.size == 5) {
            y = generalKernel(array2, 5);
        } else {
            y = generalKernel(array1, 3);
        }

        img = y;
        Change();

    }
        break;

    case 23://sobel both
    {

        BufferedImage aux = new BufferedImage(ancho, alto, BufferedImage.TYPE_INT_RGB);
        aux = img;
        BufferedImage y, x;

        float[][] arraya = { { -1, 0, 1 }, { -2, 0, 2 }, { -1, 0, 1 } };

        float[][] arrayb = { { -5, -4, 0, 4, 5 }, { -8, -10, 0, 10, 8 }, { -10, -20, 0, 20, 10 },
                { -8, -10, 0, 10, 8 }, { -5, -4, 0, 4, 5 }, };

        float[][] arrayc = { { 3, 2, 1, 0, -1, -2, -3 }, { 4, 3, 2, 0, -2, -3, -4 }, { 5, 4, 3, 0, -3, -4, -5 },
                { 6, 5, 4, 0, -4, -5, -6 }, { 5, 4, 3, 0, -3, -4, -5 }, { 4, 3, 2, 0, -2, -3, -4 },
                { 3, 2, 1, 0, -1, -2, -3 }, };

        float[][] array1 = { { -1, -2, -1 }, { 0, 0, 0 }, { 1, 2, 1 } };

        float[][] array2 = { { 5, 8, 10, 8, 5 }, { 4, 10, 20, 10, 4 }, { 0, 0, 0, 0, 0 },
                { -4, -10, -20, -10, -4 }, { -5, -8, -10, -8, -5 }, };

        float[][] array3 = { { 3, 4, 5, 6, 5, 4, 3 }, { 2, 3, 4, 5, 4, 3, 2 }, { 1, 2, 3, 4, 3, 2, 1 },
                { 0, 0, 0, 0, 0, 0, 0 }, { -1, -2, -3, -4, -3, -2, -1 }, { -2, -3, -4, -5, -4, -3, -2 },
                { -3, -4, -5, -6, -5, -4, -3 }, };
        if (inicio.size == 7) {
            y = generalKernel(array3, 7);
            img = aux;
            x = generalKernel(arrayc, 7);
        } else if (inicio.size == 5) {
            y = generalKernel(array2, 5);
            img = aux;
            x = generalKernel(arrayb, 5);
        } else {
            y = generalKernel(array1, 3);
            img = aux;
            x = generalKernel(arraya, 3);
        }

        for (int i = 0; i < ancho; i++) {
            for (int j = 0; j < alto; j++) {

                int p = x.getRGB(i, j);
                int p2 = y.getRGB(i, j);
                //obtenermos el valor r g b a de cada pixel

                int r = (p >> 16) & 0xff;
                int g = (p >> 8) & 0xff;
                int b = p & 0xff;

                int r2 = (p2 >> 16) & 0xff;
                int g2 = (p2 >> 8) & 0xff;
                int b2 = p2 & 0xff;
                //process
                int resR = truncate(Math.sqrt(Math.pow(r, 2) + Math.pow(r2, 2)));
                int resG = truncate(Math.sqrt(Math.pow(g, 2) + Math.pow(g2, 2)));
                int resB = truncate(Math.sqrt(Math.pow(b, 2) + Math.pow(b2, 2)));

                //se guarda el rgb
                p = (resR << 16) | (resG << 8) | resB;
                img.setRGB(i, j, p);

            }
            Change();
        }
    }
        break;

    case 24://Gauss 
    {

        BufferedImage y;

        float[][] arraya = { { 1 / 16f, 1 / 8f, 1 / 16f }, { 1 / 8f, 1 / 4f, 1 / 8f },
                { 1 / 16f, 1 / 8f, 1 / 16f }, };
        float[][] arrayb = { { 1 / 273f, 4 / 273f, 7 / 273f, 4 / 273f, 1 / 273f },
                { 4 / 273f, 16 / 273f, 26 / 273f, 16 / 273f, 4 / 273f },
                { 7 / 273f, 26 / 273f, 41 / 273f, 26 / 273f, 7 / 273f },
                { 4 / 273f, 16 / 273f, 26 / 273f, 16 / 273f, 4 / 273f },
                { 1 / 273f, 4 / 273f, 7 / 273f, 4 / 273f, 1 / 273f }, };

        float[][] arrayc = {
                { 0.00000067f, 0.00002292f, 0.00019117f, 0.00038771f, 0.00019117f, 0.00002292f, 0.00000067f },
                { 0.00002292f, 0.00078634f, 0.00655965f, 0.01330373f, 0.00655965f, 0.00078633f, 0.00002292f },
                { 0.00019117f, 0.00655965f, 0.05472157f, 0.11098164f, 0.05472157f, 0.00655965f, 0.00019117f },
                { 0.00038771f, 0.01330373f, 0.11098164f, 0.22508352f, 0.11098164f, 0.01330373f, 0.00038771f },
                { 0.00019117f, 0.00655965f, 0.05472157f, 0.11098164f, 0.05472157f, 0.00655965f, 0.00019117f },
                { 0.00002292f, 0.00078634f, 0.00655965f, 0.01330373f, 0.00655965f, 0.00078633f, 0.00002292f },
                { 0.00000067f, 0.00002292f, 0.00019117f, 0.00038771f, 0.00019117f, 0.00002292f, 0.00000067f } };

        if (inicio.size == 7) {
            y = generalKernel(arrayc, 7);
        } else if (inicio.size == 5) {
            y = generalKernel(arrayb, 5);
        } else {
            y = generalKernel(arraya, 3);
        }

        img = y;
        Change();

    }
        break;

    case 25: {

        BufferedImage y;

        float[][] arraya = { { 1 / 9f, 1 / 9f, 1 / 9f }, { 1 / 9f, 1 / 9f, 1 / 9f },
                { 1 / 9f, 1 / 9f, 1 / 9f }, };
        float[][] arrayb = { { 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f },
                { 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f },
                { 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f },
                { 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f },
                { 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f, 1 / 25f }, };
        float[][] arrayc = { { 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f },
                { 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f },
                { 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f },
                { 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f },
                { 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f },
                { 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f },
                { 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f, 1 / 49f }, };
        if (inicio.size == 7) {
            y = generalKernel(arrayc, 7);
        } else if (inicio.size == 5) {
            y = generalKernel(arrayb, 5);
        } else {
            y = generalKernel(arraya, 3);
        }

        img = y;
        Change();

    }
        break;

    case 26://sharpen 
    {

        BufferedImage y;

        float[][] arraya = { { -1, -1, -1 }, { -1, 9, -1 }, { -1, -1, -1 }, };
        float[][] arrayb = { { -1, -1, -1, -1, -1 }, { -1, -1, -1, -1, -1 }, { -1, -1, 26, -1, -1 },
                { -1, -1, -1, -1, -1 }, { -1, -1, -1, -1, -1 }, };
        float[][] arrayc = { { -1, -1, -1, -1, -1, -1, -1 }, { -1, -2, -2, -2, -2, -2, -1 },
                { -1, -2, -3, -3, -3, -2, -1 }, { -1, -2, -3, 81, -3, -2, -1 }, { -1, -2, -3, -3, -3, -2, -1 },
                { -1, -2, -2, -2, -2, -2, -1 }, { -1, -1, -1, -1, -1, -1, -1 }, };
        if (inicio.size == 7) {
            y = generalKernel(arrayc, 7);
        } else if (inicio.size == 5) {
            y = generalKernel(arrayb, 5);
        } else {
            y = generalKernel(arraya, 3);
        }

        img = y;
        Change();

    }
        break;
    case 27: {

        kernel = new Kernel();
        kernel.show();
        kernel.setTitle("Kernel");
        kernel.setVisible(true);
        kernel.setLocationRelativeTo(null);
        kernel.setResizable(false);
        kernel.pack();

    }
        break;

    case 28: //valores
    {

        float[][] floatdata = new float[kernel.dim][kernel.dim];
        for (int i = 0; i < kernel.dim; i++) {
            for (int j = 0; j < kernel.dim; j++) {
                floatdata[i][j] = floatValue(kernel.tableData[i][j]);
            }
        }
        kernel.dispose();
        BufferedImage y;
        y = generalKernel(floatdata, kernel.dim);
        img = y;

        Change();

    }
        break;

    case 29://motion blur
    {
        BufferedImage y;

        float[][] array = { { 1 / 9f, 0, 0, 0, 0, 0, 0, 0, 0 }, { 0, 1 / 9f, 0, 0, 0, 0, 0, 0, 0 },
                { 0, 0, 1 / 9f, 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 1 / 9f, 0, 0, 0, 0, 0 },
                { 0, 0, 0, 0, 1 / 9f, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 1 / 9f, 0, 0, 0 },
                { 0, 0, 0, 0, 0, 0, 1 / 9f, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 1 / 9f, 0 },
                { 0, 0, 0, 0, 0, 0, 0, 0, 1 / 9f }, };

        /*
        float[][] arrayb = {
            {1/3f, 0, 0},
            {0, 1/3f, 0},
            {0, 0, 1/3f},
         };*/

        y = generalKernel(array, 9);

        img = y;
        Change();

    }
        break;

    } //end switch

}

From source file:client.welcome2.java

private void SupplierUploadContractButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_SupplierUploadContractButton1ActionPerformed
    try {//from  ww w  .  j a  v  a2s .  co m

        JFileChooser supplier_chooser = new JFileChooser();
        supplier_chooser.setDialogTitle("Open a File");
        FileNameExtensionFilter docFilter = new FileNameExtensionFilter("Word Files", "docx");
        FileNameExtensionFilter pdfFilter = new FileNameExtensionFilter("PDF Documents", "pdf");
        supplier_chooser.addChoosableFileFilter(docFilter);
        supplier_chooser.addChoosableFileFilter(pdfFilter);
        int result = supplier_chooser.showOpenDialog(null);
        if (result == 0) {
            File f = supplier_chooser.getSelectedFile();
            supplier_filename_update = f.getAbsolutePath();
            SupplierUploadText1.setText(supplier_filename_update);
            f.getAbsoluteFile();

        }

    } catch (Exception e) {
        JOptionPane.showMessageDialog(null, e);

    }
}

From source file:client.welcome2.java

private void SupplierUploadContractButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_SupplierUploadContractButtonActionPerformed

    try {/* w ww . j a  va  2s  .c om*/

        JFileChooser supplier_chooser = new JFileChooser();
        supplier_chooser.setDialogTitle("Open a File");
        FileNameExtensionFilter docFilter = new FileNameExtensionFilter("Word Files", "docx");
        FileNameExtensionFilter pdfFilter = new FileNameExtensionFilter("PDF Documents", "pdf");
        supplier_chooser.addChoosableFileFilter(docFilter);
        supplier_chooser.addChoosableFileFilter(pdfFilter);
        int result = supplier_chooser.showOpenDialog(null);
        if (result == 0) {
            File f = supplier_chooser.getSelectedFile();
            filename_supplier = f.getAbsolutePath();
            SupplierUploadText.setText(filename_supplier);
            f.getAbsoluteFile();

        }

    } catch (Exception e) {
        JOptionPane.showMessageDialog(null, e);

    }
}