Example usage for org.jfree.chart ChartFrame ChartFrame

List of usage examples for org.jfree.chart ChartFrame ChartFrame

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Introduction

In this page you can find the example usage for org.jfree.chart ChartFrame ChartFrame.

Prototype

public ChartFrame(String title, JFreeChart chart)

Source Link

Document

Constructs a frame for a chart.

Usage

From source file:com.babynamesUI.java

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed

    String name = nameentered.getText();
    String y = yearentered.getText();
    String sex = null;/* w w w  .  ja  v  a  2 s  . c  o m*/
    if (male2.isSelected())
        sex = "male";
    else if (female2.isSelected())
        sex = "female";
    int[] Lvalue = new int[100];
    int[] Lyear = new int[100];
    int j = 0;
    try {
        int year = Integer.parseInt(y);
        int i = year;

        while (i <= 2013) {
            String filename = sex + "_cy" + i + "_top.csv";
            InputStream is = babynamesUI.class.getResourceAsStream("/resourse/" + filename);
            BufferedReader br = null;
            String line = "";
            String cvsSplitBy = ",";
            br = new BufferedReader(new InputStreamReader(is));
            line = br.readLine();
            while ((line = br.readLine()) != null) {

                int val;
                // use comma as separator

                String[] names = line.split(cvsSplitBy);
                String s1 = names[1].trim();
                String s2 = names[0].trim();
                //System.out.println("name:-"+s1);
                if (s1.charAt(0) == '"') {
                    val = Integer.parseInt(s1.substring(1, s1.length() - 1));
                } else {
                    val = Integer.parseInt(s1);
                }
                if (s2.charAt(0) == '"') {
                    s2 = s2.substring(1, s2.length() - 1);
                }
                //System.out.println("name:-"+s2);
                if (s2.equalsIgnoreCase(name)) {
                    Lvalue[j] = val;
                    Lyear[j] = i;
                    j++;
                }

            }
            i++;
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (Exception e) {
        JOptionPane.showMessageDialog(null, "invalid entry");
        e.printStackTrace();
    }
    //graph grp =new graph(this,Lvalue,Lyear,j);
    //grp.setVisible(true);
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();

    String val = "";
    //textArea1.setText("Year     |     Number of Birth");
    for (int p = 0; p < j; p++) {
        val = Integer.toString(Lyear[p]);
        dataset.addValue(Lvalue[p], val, val);
        // textArea1.setText( textArea1.getText()+" \n"+year[i] +"     |     "+ value[i]);                       
    }
    JFreeChart chart = ChartFactory.createAreaChart("Name Trend", "year", "Number of Birth", dataset,
            PlotOrientation.VERTICAL, false, true, false);
    CategoryPlot p = chart.getCategoryPlot();
    p.setRangeGridlinePaint(Color.BLACK);
    ChartFrame frame = new ChartFrame("Chart for Name Trend", chart);
    frame.setVisible(true);
    frame.setSize(1200, 700);
    frame.setLocationRelativeTo(null);
    setVisible(false);
    dispose();
}

From source file:graph.plotter.LineGraph.java

/**
 * This is the main working button for this class... It creates Line Graph analyZing whole data set
 * //  ww  w  . j  a  v a  2 s. c om
 * @param evt 
 */
private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
    // TODO add your handling code here:
    try {
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        int i;
        i = 0;
        String genre = " ";
        if (button1 == 2) {
            if (button2 == 1)
                while (i < cnt) {
                    double aa = Double.parseDouble(Table.getModel().getValueAt(i, 1).toString());
                    String str = Table.getModel().getValueAt(i, 0).toString();
                    dataset.setValue(new Double(aa), genre, str);
                    i++;
                    //genre+=" ";

                }
            else {
                try {
                    BufferedReader br = new BufferedReader(new FileReader(jTextField4.getText()));
                    String Line;
                    while ((Line = br.readLine()) != null) {
                        String[] value = Line.split(",");
                        double val = Double.parseDouble(value[1]);

                        dataset.setValue(new Double(val), genre, value[0]);
                        //   genre+=" ";
                        ////System.out.println(value[0]);
                    }
                } catch (FileNotFoundException ex) {
                    Logger.getLogger(LineGraph.class.getName()).log(Level.SEVERE, null, ex);
                } catch (IOException ex) {
                    Logger.getLogger(LineGraph.class.getName()).log(Level.SEVERE, null, ex);
                }

            }
        } else if (button1 == 1) {

            String input = jTextField1.getText();
            input = input.replaceAll("sin", "@");
            input = input.replaceAll("cos", "#");
            input = input.replaceAll("tan", "Q");
            input = input.replaceAll("log", "~");
            input = input.replaceAll("e", "&");
            input = input.replaceAll("cosec", "r");
            input = input.replaceAll("cot", "w");
            input = input.replaceAll("sec", "y");

            //System.out.println(input);
            int len;
            len = input.length();
            String so = ".";

            for (ind = 0; ind < 360; ind++) {
                String gini = input;

                String sa = Integer.toString(ind);
                gini = gini.replaceAll("X", sa);

                Polish polish = new Polish(gini);
                double Calculate = Polish.Calculate();
                dataset.setValue(new Double(Calculate), ".", sa);
                so += ".";
            }

        }

        JFreeChart chart = ChartFactory.createLineChart("Line Graph", "X - Axis", "Y - Axis", dataset,
                PlotOrientation.VERTICAL, false, true, false);
        CategoryPlot p = chart.getCategoryPlot();
        p.setRangeGridlinePaint(Color.YELLOW);
        p.setBackgroundPaint(Color.BLACK);
        ChartFrame frame = new ChartFrame("Line Chart", chart);
        jButto1 = new JButton("Save");

        frame.setLayout(new BorderLayout());

        JPanel panel = new JPanel();
        panel.setLayout(new GridBagLayout());

        GridBagConstraints gc = new GridBagConstraints();
        gc.gridx = 1;
        gc.gridy = 0;

        panel.add(jButto1, gc);

        frame.add(panel, BorderLayout.SOUTH);

        jButto1.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {

                try {
                    final ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection());
                    final File file1 = new File("Line_Chart.png");
                    ChartUtilities.saveChartAsPNG(file1, chart, 600, 400, info);
                } catch (Exception ex) {

                }

            }
        });
        frame.setVisible(true);

        frame.setSize(858, 513);
    } catch (Exception e) {

    }
}

From source file:UserInterfaces.HAdministration.SurgeryJPanel.java

private void chartjButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_chartjButton1ActionPerformed
    // TODO add your handling code here:

    int timeofadmin = 0;
    int timeofnurse = 0;
    int timeofpathology = 0;
    int timeofphar = 0;
    int timeofphysician = 0;
    int timeofsurgeon = 0;

    for (WorkRequest workRequest : enterprise.getWorkQueue().getWorkRequestList()) {
        if (workRequest.getLevel2().equals(ErrorUtil.SURGERY_OR_ANESTHESIA)) {
            for (ErrorPerson ep : workRequest.getEpd().getErrorpersonlist()) {
                if (ep instanceof AdminstrationErrorPerson) {
                    // if (ep.getEpt().getValue().equals(ErrorPerson.ErrorPersonType.ADMINSTRATION.getValue())) {
                    timeofadmin = timeofadmin + 1;
                }// w ww.  j a  va2  s.  co m
                if (ep instanceof NurseErrorPerson) {
                    timeofnurse = timeofnurse + 1;
                }
                if (ep instanceof PathologistriceErrorPerson) {
                    timeofpathology = timeofpathology + 1;
                }
                if (ep instanceof PharmacistErrorPerson) {
                    timeofphar = timeofphar + 1;
                }
                if (ep instanceof PhysicianErrorPerson) {
                    timeofphysician = timeofphysician + 1;
                }
                if (ep instanceof SurgeonErrorPerson) {
                    timeofsurgeon = timeofsurgeon + 1;
                }

            }
        }
    }

    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    dataset.addValue(timeofadmin, "Adminstration", "Adminstration");
    dataset.addValue(timeofnurse, "Nurse", "Nurse");
    dataset.addValue(timeofpathology, "Pathologist", "Pathologist");
    dataset.addValue(timeofphar, "Pharmacist", "Pharmacist");
    dataset.addValue(timeofphysician, "Physician", "Physician");
    dataset.addValue(timeofsurgeon, "Surgeon", "Surgeon");
    //dataset.setValue(80, "masd", "sss");

    JFreeChart chart = ChartFactory.createBarChart("Personnel", "Position", "Times", dataset,
            PlotOrientation.VERTICAL, false, true, false);
    CategoryPlot plot = chart.getCategoryPlot();
    plot.setRangeGridlinePaint(Color.WHITE);
    ChartFrame frame = new ChartFrame("Chart for ERROR", chart);
    frame.setVisible(true);
    frame.setSize(900, 700);

}

From source file:userinterface.HealthAnalystRole.ViewReportJPanel.java

private void createChart() {
    DefaultCategoryDataset healthDataset = new DefaultCategoryDataset();
    int selectedRow = tblHealthTable.getSelectedRow();
    Device effects = (Device) tblHealthTable.getValueAt(selectedRow, 0);
    //Device device= device.getEffectsOnBodyList().getEffectsOnBodyList().;

    for (Device d : organization.getDeviceDirectory().getDeviceList()) {
        if (d.getEffectsOnBodyList().getEffectsOnBodyList().isEmpty()
                || d.getEffectsOnBodyList().getEffectsOnBodyList().size() == 1) {
            JOptionPane.showMessageDialog(this,
                    "No body organs or only one body organ affected found. At least 2 organs effected records needed to show chart!",
                    "Warning", JOptionPane.INFORMATION_MESSAGE);
            return;
        } else {/*w w w  .  j a v  a 2s .  com*/
            Double organ = Double.parseDouble(txtOrgan.getText());
            Double value = d.getMaxSAR();
        }
    }
    //ArrayList<EffectsOnBody> effectsOnBodyList = device.getEffectsOnBodyList().getEffectsOnBodyList();

    /*if (effectsOnBodyList.isEmpty() || effectsOnBodyList.size() == 1) {
    JOptionPane.showMessageDialog(this, "No body organs or only one body organ affected found. At least 2 organs effected records needed to show chart!", "Warning", JOptionPane.INFORMATION_MESSAGE);
    return;
    }*/
    Double organ = Double.parseDouble(txtOrgan.getText());
    for (Device device : organization.getDeviceDirectory().getDeviceList()) {
        for (EffectsOnBody b1 : device.getEffectsOnBodyList().getEffectsOnBodyList()) {
            Double value = device.getMaxSAR();

            //healthDataset.addValue(vitalSign.getHeartRate(),"Most Likely Diseases", device.getMaxSAR());
            //vitalSignDataset.addValue(vitalSign.getBloodPressure(),"BP", vitalSign.getTimestamp());
            //vitalSignDataset.addValue(vitalSign.getWeight(),"WT", vitalSign.getTimestamp());
        }

    }

    JFreeChart healthSignChart = ChartFactory.createBarChart3D("Effects On Health Chart", "Time Stamp", "Rate",
            healthDataset, PlotOrientation.VERTICAL, true, false, false);
    healthSignChart.setBackgroundPaint(Color.white);
    CategoryPlot vitalSignChartPlot = healthSignChart.getCategoryPlot();
    vitalSignChartPlot.setBackgroundPaint(Color.lightGray);

    CategoryAxis vitalSignDomainAxis = vitalSignChartPlot.getDomainAxis();
    vitalSignDomainAxis
            .setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0));

    NumberAxis vitalSignRangeAxis = (NumberAxis) vitalSignChartPlot.getRangeAxis();
    vitalSignRangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

    ChartFrame chartFrame = new ChartFrame("Chart", healthSignChart);
    chartFrame.setVisible(true);
    chartFrame.setSize(500, 500);

}

From source file:StoreAdmin.ManageStoreJPanel.java

private void btntopfiveActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btntopfiveActionPerformed
    DefaultTableModel dtm = (DefaultTableModel) tblsearchedproduct.getModel();
    dtm.getRowCount();/*from   www . j  a  v  a 2s . c o m*/

    System.out.println(dtm.getRowCount());

    if (dtm.getRowCount() < 4) {
        JOptionPane.showMessageDialog(null, "Inventory must have more than 4 products to plot the graph");

    } else {

        JFreeChart plotGraphInventory = ChartFactory.createBarChart("Top 5 products in Store", "Products",
                "Profit", plotGrapghInventory(), PlotOrientation.VERTICAL, true, true, false);

        ChartPanel chartPanel = new ChartPanel(plotGraphInventory);
        chartPanel.setPreferredSize(new java.awt.Dimension(560, 367));
        ChartFrame frame = new ChartFrame("Market Report", plotGraphInventory);
        frame.setVisible(true);
        frame.setSize(500, 270);
    } //GEN-LAST:event_btntopfiveActionPerformed
}

From source file:tema11.GUI.java

private void PlotButton2MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_PlotButton2MouseClicked

    //TxRes.setText(" ");

    String p1, p2 = new String();
    p1 = TxPol2.getText();//  www . j a v a 2  s  . c  o  m
    //p2 = TxPol2.getText();
    int g1;
    int[] coef1;

    // g2 = Integer.parseInt(TxGrad2.getText());

    try {
        g1 = Integer.parseInt(TxGrad2.getText());
        coef1 = PolinomOperations.parseString(p1, g1);
        //coef2 = PolinomOperations.parseString(p1, g1);
        String chartTitle = "Object Movement Chart";
        String xAxisLabel = "X";
        String yAxisLabel = "Y";

        XYDataset dataset = createDataset(coef1);

        JFreeChart chart = ChartFactory.createXYLineChart(chartTitle, xAxisLabel, yAxisLabel, dataset);

        BarRenderer renderer = null;
        CategoryPlot plot = null;
        renderer = new BarRenderer();

        ChartFrame myFrame = new ChartFrame("Polinom chart", chart);
        myFrame.setLocation(200, 200);
        myFrame.setSize(400, 400);
        myFrame.setVisible(true);
    } catch (Exception e) {
        JOptionPane.showMessageDialog(this, "Wrong polinom format", "Polinom Error", JOptionPane.ERROR_MESSAGE);
    }

}

From source file:UserInterface.TMAnalystRole.TMAnaylstWorkAreaJPanel.java

private void btnRouteAnalysisActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnRouteAnalysisActionPerformed
    // TODO add your handling code here:
    Line selectedLine = (Line) cboActiveLines.getSelectedItem();
    ArrayList<Route> routeList = new ArrayList<>();

    for (Segment s : selectedLine.getSegments()) {
        routeList.add(s.getRoutes().get(0));
    }/* w w  w. j  a v  a 2  s.  c  o  m*/

    ArrayList<Segment> segmentList = selectedLine.getSegments();
    for (int i = segmentList.size() - 1; i >= 0; i--) {
        routeList.add(segmentList.get(i).getRoutes().get(1));
    }

    int days = (int) spnrRecord.getValue();
    Date today = new Date();
    Date olderThanToday = new Date();
    olderThanToday.setTime(today.getTime() + (long) (-days) * 1000 * 60 * 60 * 24);
    long todayDate = (today.getTime()) / (1000 * 60 * 60 * 24);
    long olderDate = (olderThanToday.getTime()) / (1000 * 60 * 60 * 24);

    Map<Route, Integer> routesWithCapacityList = new LinkedHashMap<>();

    for (Route r : routeList) {
        int routeCount = 0;

        for (TimeSlot.TimeSlotRange ts : TimeSlot.TimeSlotRange.values()) {
            Train selectedTrain = r.fetchRouteSchedule(ts).getTrainOffered();
            int intermediateCount = 0;
            int trainsFound = 0;
            for (TrainOffered selectedTrainOffered : enterprise.getTrainsOfferedHistory().getTrainsOffered()) {
                if (selectedTrainOffered.getTrain().equals(selectedTrain)) {
                    long selectedDate = (selectedTrainOffered.getDayOffered().getTime())
                            / (1000 * 60 * 60 * 24);
                    if (selectedDate >= olderDate && selectedDate <= todayDate) {
                        intermediateCount += selectedTrainOffered.fetchRunningTrainByTimeSlot(ts)
                                .getRunningCapacity();
                        trainsFound++;
                    }
                }

            }
            if (trainsFound != 0) {
                intermediateCount = intermediateCount / trainsFound;
                routeCount += intermediateCount;
            }
        }
        routeCount = Math.round(routeCount / 15);
        routesWithCapacityList.putIfAbsent(r, routeCount);
    }

    DefaultCategoryDataset dataset = new DefaultCategoryDataset();

    for (Map.Entry<Route, Integer> entry : routesWithCapacityList.entrySet()) {
        dataset.setValue(entry.getValue(), "Routes", entry.getKey().getRouteName());

    }

    JFreeChart chart = ChartFactory.createBarChart(
            "Congestion Levels of Line : " + selectedLine.getLineName() + " for " + days + " days", "Routes",
            "Average Congestion Levels", dataset, PlotOrientation.VERTICAL, false, true, false);
    CategoryPlot plot = chart.getCategoryPlot();
    plot.setRangeGridlinePaint(Color.BLUE);
    ChartFrame frame = new ChartFrame("Bar Chart for Congestion Analysis", chart);
    frame.setVisible(true);
    frame.setSize(this.getWidth(), this.getHeight() + 200);

}

From source file:UserInterfaces.HAdministration.FallReportJPanel.java

private void chartjButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_chartjButton1ActionPerformed
    // TODO add your handling code here:

    int timeofadmin = 0;
    int timeofnurse = 0;
    int timeofpathology = 0;
    int timeofphar = 0;
    int timeofphysician = 0;
    int timeofsurgeon = 0;

    for (WorkRequest workRequest : enterprise.getWorkQueue().getWorkRequestList()) {
        if (workRequest.getLevel2().equals(ErrorUtil.FALL)) {
            for (ErrorPerson ep : workRequest.getEpd().getErrorpersonlist()) {
                if (ep instanceof AdminstrationErrorPerson) {
                    // if (ep.getEpt().getValue().equals(ErrorPerson.ErrorPersonType.ADMINSTRATION.getValue())) {
                    timeofadmin = timeofadmin + 1;
                }//from ww w  . ja va2 s  .com
                if (ep instanceof NurseErrorPerson) {
                    timeofnurse = timeofnurse + 1;
                }
                if (ep instanceof PathologistriceErrorPerson) {
                    timeofpathology = timeofpathology + 1;
                }
                if (ep instanceof PharmacistErrorPerson) {
                    timeofphar = timeofphar + 1;
                }
                if (ep instanceof PhysicianErrorPerson) {
                    timeofphysician = timeofphysician + 1;
                }
                if (ep instanceof SurgeonErrorPerson) {
                    timeofsurgeon = timeofsurgeon + 1;
                }

            }
        }
    }

    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    dataset.addValue(timeofadmin, "Adminstration", "Adminstration");
    dataset.addValue(timeofnurse, "Nurse", "Nurse");
    dataset.addValue(timeofpathology, "Pathologist", "Pathologist");
    dataset.addValue(timeofphar, "Pharmacist", "Pharmacist");
    dataset.addValue(timeofphysician, "Physician", "Physician");
    dataset.addValue(timeofsurgeon, "Surgeon", "Surgeon");
    //dataset.setValue(80, "masd", "sss");

    JFreeChart chart = ChartFactory.createBarChart("Personnel", "Position", "Times", dataset,
            PlotOrientation.VERTICAL, false, true, false);
    CategoryPlot plot = chart.getCategoryPlot();
    plot.setRangeGridlinePaint(Color.WHITE);
    ChartFrame frame = new ChartFrame("Chart for ERROR", chart);
    frame.setVisible(true);
    frame.setSize(900, 700);

}

From source file:UserInterfaces.HAdministration.BloodReportJPanel.java

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
    // TODO add your handling code here:

    int timeofem = 0;
    int timeofpha = 0;
    int timeofward = 0;
    int timeofor = 0;
    int timeoflab = 0;
    int timeofoutpatient = 0;

    int i;//  w w  w . j ava 2s . c  om
    int max = 0;

    for (WorkRequest workRequest : enterprise.getWorkQueue().getWorkRequestList()) {
        if (workRequest.getLevel2().equals(ErrorUtil.BLOOD_OR_BLOOD_PRODUCT)) {
            if (workRequest.getLocation().equals(Location.EMERGENCY)) {
                timeofem = timeofem + 1;
            }
            if (workRequest.getLocation().equals(Location.LABORATORY)) {
                timeoflab = timeoflab + 1;
            }
            if (workRequest.getLocation().equals(Location.OR)) {
                timeofor = timeofor + 1;
            }
            if (workRequest.getLocation().equals(Location.OUTPATIEN)) {
                timeofoutpatient = timeofoutpatient + 1;
            }
            if (workRequest.getLocation().equals(Location.PHARMACY)) {
                timeofpha = timeofpha + 1;
            }
            if (workRequest.getLocation().equals(Location.WARD)) {
                timeofward = timeofward + 1;
            }

        }
    }

    int[] numbs;
    numbs = new int[6];
    numbs[0] = timeofem;
    numbs[1] = timeoflab;
    numbs[2] = timeofor;
    numbs[3] = timeofoutpatient;
    numbs[4] = timeofpha;
    numbs[5] = timeofward;

    DefaultPieDataset dataset = new DefaultPieDataset();
    dataset.setValue(Location.EMERGENCY, timeofem);
    dataset.setValue(Location.LABORATORY, timeoflab);
    dataset.setValue(Location.OR, timeofor);
    dataset.setValue(Location.OUTPATIEN, timeofoutpatient);
    dataset.setValue(Location.PHARMACY, timeofpha);
    dataset.setValue(Location.WARD, timeofward);

    JFreeChart chart = ChartFactory.createPieChart(" Chart", dataset, true, true, true);

    PiePlot p = (PiePlot) chart.getPlot();

    ChartFrame chartFrame = new ChartFrame("Location of events", chart);
    chartFrame.setSize(450, 550);
    chartFrame.setVisible(true);

}

From source file:tema11.GUI.java

private void PlotResultButtonMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_PlotResultButtonMouseClicked

    // TxRes.setText(" ");

    String p1, p2 = new String();
    p1 = TxRes.getText();/*from  w  w  w .j av a2s .  c  o m*/
    //p2 = TxPol2.getText();
    int g1, g2;
    int[] coef1;

    // g2 = Integer.parseInt(TxGrad2.getText());

    try {
        g1 = Integer.parseInt(TxGrad1.getText());
        g2 = Integer.parseInt(TxGrad2.getText());
        coef1 = PolinomOperations.parseString(p1, g1 + g2);
        //coef2 = PolinomOperations.parseString(p1, g1);
        String chartTitle = "Object Movement Chart";
        String xAxisLabel = "X";
        String yAxisLabel = "Y";

        XYDataset dataset = createDataset(coef1);

        JFreeChart chart = ChartFactory.createXYLineChart(chartTitle, xAxisLabel, yAxisLabel, dataset);

        BarRenderer renderer = null;
        CategoryPlot plot = null;
        renderer = new BarRenderer();

        ChartFrame myFrame = new ChartFrame("Result Polinom chart", chart);
        myFrame.setLocation(200, 200);
        myFrame.setSize(400, 400);
        myFrame.setVisible(true);
    } catch (Exception e) {
        JOptionPane.showMessageDialog(this,
                "Wrong polinom format! Va rog sa editati rezultatul si in locul coeficientului liber adaugati astfel coef_liberx^0 (exemplu in loc de 5 scrieti 5x^0)",
                "Polinom Error", JOptionPane.ERROR_MESSAGE);
    }
}