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Merge pull request #2 from allenbalan/grade
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Added GradeCalculator.java
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@Hasnatrasool163
Hasnatrasool163 authored Apr 4, 2024
2 parents a2392c8 + 6312ee1 commit 05fc4ef
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333 changes: 333 additions & 0 deletions GradeCalculator.java
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//import javax.swing.*;
//import java.awt.*;
//import java.awt.event.ActionEvent;
//
//public class GradeCalculator extends JFrame {
// private JComboBox<String> courseTypeComboBox;
// private JTextField[] quizFields = new JTextField[4];
// private JTextField[] assignmentFields = new JTextField[4];
// private JTextField[] labAssignmentFields = new JTextField[4];
// private JTextField midField, finalField, labMidField, labFinalField;
// private JTextField totalQuizMarksField, totalAssignmentMarksField, totalMidMarksField, totalFinalMarksField;
// private JButton calculateButton;
// private JLabel gradeLabel;
//
// public GradeCalculator() {
// setTitle("Advanced Grade Calculator");
// setSize(600, 550);
// setDefaultCloseOperation(EXIT_ON_CLOSE);
// initializeUI();
// }
//
// private void initializeUI() {
// JPanel panel = new JPanel(new GridLayout(0, 2, 5, 5));
//
// panel.add(new JLabel("Course Type:"));
// courseTypeComboBox = new JComboBox<>(new String[]{"Theory", "Theory+Lab"});
// courseTypeComboBox.addActionListener(e -> updateFieldVisibility());
// panel.add(courseTypeComboBox);
//
// panel.add(new JLabel("Total Quiz Marks (Default 15):"));
// totalQuizMarksField = new JTextField("15");
// panel.add(totalQuizMarksField);
//
// panel.add(new JLabel("Total Assignment Marks (Default 10):"));
// totalAssignmentMarksField = new JTextField("10");
// panel.add(totalAssignmentMarksField);
//
// for (int i = 0; i < 4; i++) {
// panel.add(new JLabel("Quiz " + (i + 1) + " Marks:"));
// quizFields[i] = new JTextField();
// panel.add(quizFields[i]);
//
// panel.add(new JLabel("Assignment " + (i + 1) + " Marks:"));
// assignmentFields[i] = new JTextField();
// panel.add(assignmentFields[i]);
//
// panel.add(new JLabel("Lab Assignment " + (i + 1) + " Marks:"));
// labAssignmentFields[i] = new JTextField();
// panel.add(labAssignmentFields[i]);
// }
//
// panel.add(new JLabel("Total Mid Marks (Default 25):"));
// totalMidMarksField = new JTextField("25");
// panel.add(totalMidMarksField);
//
// panel.add(new JLabel("Mid Marks:"));
// midField = new JTextField();
// panel.add(midField);
//
// panel.add(new JLabel("Total Final Marks (Default 50):"));
// totalFinalMarksField = new JTextField("50");
// panel.add(totalFinalMarksField);
//
// panel.add(new JLabel("Final Marks:"));
// finalField = new JTextField();
// panel.add(finalField);
//
// // Lab-specific fields
// panel.add(new JLabel("Lab Mid Marks (Default 25):"));
// labMidField = new JTextField("25");
// panel.add(labMidField);
//
// panel.add(new JLabel("Lab Final Marks (Default 50):"));
// labFinalField = new JTextField("50");
// panel.add(labFinalField);
//
// calculateButton = new JButton("Calculate Grade");
// calculateButton.addActionListener(this::calculateGrade);
// panel.add(calculateButton);
//
// gradeLabel = new JLabel("Grade: ");
// panel.add(gradeLabel);
//
// add(new JScrollPane(panel), BorderLayout.CENTER);
//
// updateFieldVisibility(); // Initial visibility setup
// setVisible(true);
// }
//
// private void updateFieldVisibility() {
// boolean isLab = courseTypeComboBox.getSelectedItem().equals("Theory+Lab");
// for (JTextField labAssignmentField : labAssignmentFields) {
// labAssignmentField.setVisible(isLab);
// }
// labMidField.setVisible(isLab);
// labFinalField.setVisible(isLab);
// this.pack();
// }
//
// private void calculateGrade(ActionEvent e) {
// try {
// int totalQuizMarks = Integer.parseInt(totalQuizMarksField.getText());
// int totalAssignmentMarks = Integer.parseInt(totalAssignmentMarksField.getText());
// int totalMidMarks = Integer.parseInt(totalMidMarksField.getText());
// int totalFinalMarks = Integer.parseInt(totalFinalMarksField.getText());
//
// double quizSum = 0, assignmentSum = 0, labAssignmentSum = 0;
// for (int i = 0; i < 4; i++) {
// quizSum += Double.parseDouble(quizFields[i].getText()) / totalQuizMarks * 100;
// assignmentSum += Double.parseDouble(assignmentFields[i].getText()) / totalAssignmentMarks * 100;
// if (courseTypeComboBox.getSelectedItem().equals("Theory+Lab")) {
// labAssignmentSum += Double.parseDouble(labAssignmentFields[i].getText()); // Assuming 100 is total for each lab assignment
// }
// }
// double mid = Double.parseDouble(midField.getText()) / totalMidMarks * 100;
// double finalExam = Double.parseDouble(finalField.getText()) / totalFinalMarks * 100;
// double labMid = Double.parseDouble(labMidField.getText());
// double labFinal = Double.parseDouble(labFinalField.getText());
//
// double totalMarks;
// if (courseTypeComboBox.getSelectedItem().equals("Theory")) {
// totalMarks = (quizSum / 4 * 0.15) + (assignmentSum / 4 * 0.10) + (mid * 0.25) + (finalExam * 0.50);
// } else { // Theory+Lab
// double theoryMarks = (quizSum / 4 * 0.15) + (assignmentSum / 4 * 0.10) + (mid * 0.25) + (finalExam * 0.50);
// double labAssignmentAverage = (labAssignmentSum / 4) * 0.25; // This assumes 100 total for lab assignments and then takes 25% of the lab component.
// double labMidNormalized = (labMid / 100) * 0.25; // Normalize lab mid to 25% of the lab component.
// double labFinalNormalized = (labFinal / 100) * 0.50; // Normalize lab final to 50% of the lab component.
// double labMarks = (labAssignmentAverage + labMidNormalized + labFinalNormalized) * 33; // Apply the 33% overall weighting to the lab component.
// totalMarks = (theoryMarks * 0.67) + labMarks;
// }
//
// double gradePoint = calculateGradePoint(totalMarks);
// gradeLabel.setText("Grade: " + gradePointToString(gradePoint));
// } catch (NumberFormatException nfe) {
// JOptionPane.showMessageDialog(this, "Please enter valid numbers");
// }
// }
//
// private double calculateGradePoint(double marks) {
// if (marks >= 85) return 4.0;
// else if (marks >= 80) return 3.66;
// else if (marks >= 75) return 3.33;
// else if (marks >= 70) return 3.0;
// else if (marks >= 65) return 2.66;
// else if (marks >= 60) return 2.0;
// else if (marks >= 55) return 1.5;
// else return 0;
// }
//
// private String gradePointToString(double gradePoint) {
// if (gradePoint == 4.0) return "A";
// else if (gradePoint == 3.66) return "A-";
// else if (gradePoint == 3.33) return "B+";
// else if (gradePoint == 3.0) return "B";
// else if (gradePoint == 2.66) return "B-";
// else if (gradePoint == 2.0) return "C";
// else if (gradePoint == 1.5) return "D";
// else return "F";
// }
//
// public static void main(String[] args) {
// SwingUtilities.invokeLater(GradeCalculator::new);
// }
//}

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;

public class GradeCalculator extends JFrame {
private JComboBox<String> courseTypeComboBox;
private JTextField[] quizFields = new JTextField[4];
private JTextField[] assignmentFields = new JTextField[4];
private JTextField[] labAssignmentFields = new JTextField[4];
private JTextField midField, finalField, labMidField, labFinalField;
private JTextField totalQuizMarksField, totalAssignmentMarksField, totalMidMarksField, totalFinalMarksField;
private JButton calculateButton;
private JLabel gradeLabel;

public GradeCalculator() {
setTitle("Advanced Grade Calculator");
setSize(600, 550);
setDefaultCloseOperation(EXIT_ON_CLOSE);
initializeUI();
}

private void initializeUI() {
JPanel panel = new JPanel(new GridLayout(0, 2, 5, 5));

panel.add(new JLabel("Course Type:"));
courseTypeComboBox = new JComboBox<>(new String[]{"Theory", "Theory+Lab"});
courseTypeComboBox.addActionListener(e -> updateFieldVisibility());
panel.add(courseTypeComboBox);

panel.add(new JLabel("Total Quiz Marks (Default 15):"));
totalQuizMarksField = new JTextField("15");
panel.add(totalQuizMarksField);

panel.add(new JLabel("Total Assignment Marks (Default 10):"));
totalAssignmentMarksField = new JTextField("10");
panel.add(totalAssignmentMarksField);

for (int i = 0; i < 4; i++) {
panel.add(new JLabel("Quiz " + (i + 1) + " Marks:"));
quizFields[i] = new JTextField();
panel.add(quizFields[i]);

panel.add(new JLabel("Assignment " + (i + 1) + " Marks:"));
assignmentFields[i] = new JTextField();
panel.add(assignmentFields[i]);

panel.add(new JLabel("Lab Assignment " + (i + 1) + " Marks:"));
labAssignmentFields[i] = new JTextField();
panel.add(labAssignmentFields[i]);
}

panel.add(new JLabel("Total Mid Marks (Default 25):"));
totalMidMarksField = new JTextField("25");
panel.add(totalMidMarksField);

panel.add(new JLabel("Mid Marks:"));
midField = new JTextField();
panel.add(midField);

panel.add(new JLabel("Total Final Marks (Default 50):"));
totalFinalMarksField = new JTextField("50");
panel.add(totalFinalMarksField);

panel.add(new JLabel("Final Marks:"));
finalField = new JTextField();
panel.add(finalField);

// Lab-specific fields
panel.add(new JLabel("Lab Mid Marks:"));
labMidField = new JTextField();
panel.add(labMidField);

panel.add(new JLabel("Lab Final Marks:"));
labFinalField = new JTextField();
panel.add(labFinalField);

calculateButton = new JButton("Calculate Grade");
calculateButton.addActionListener(this::calculateGrade);
panel.add(calculateButton);

gradeLabel = new JLabel("Grade: ");
panel.add(gradeLabel);

add(new JScrollPane(panel), BorderLayout.CENTER);

updateFieldVisibility(); // Initial visibility setup
setVisible(true);
}

private void updateFieldVisibility() {
boolean isLab = courseTypeComboBox.getSelectedItem().equals("Theory+Lab");
for (JTextField labAssignmentField : labAssignmentFields) {
labAssignmentField.setVisible(isLab);
}
labMidField.setVisible(isLab);
labFinalField.setVisible(isLab);
this.pack();
}


private void calculateGrade(ActionEvent e) {
try {
int totalQuizMarks = Integer.parseInt(totalQuizMarksField.getText());
int totalAssignmentMarks = Integer.parseInt(totalAssignmentMarksField.getText());
int totalMidMarks = Integer.parseInt(totalMidMarksField.getText());
int totalFinalMarks = Integer.parseInt(totalFinalMarksField.getText());

double quizSum = 0, assignmentSum = 0, labAssignmentSum = 0;
for (int i = 0; i < 4; i++) {
quizSum += Double.parseDouble(quizFields[i].getText()) / totalQuizMarks * 100;
assignmentSum += Double.parseDouble(assignmentFields[i].getText()) / totalAssignmentMarks * 100;
if (courseTypeComboBox.getSelectedItem().equals("Theory+Lab")) {
labAssignmentSum += Double.parseDouble(labAssignmentFields[i].getText()) / 10 * 100; // Normalize each lab assignment mark out of 10 to a percentage
}
}
double mid = Double.parseDouble(midField.getText()) / totalMidMarks * 100;
double finalExam = Double.parseDouble(finalField.getText()) / totalFinalMarks * 100;
double labMid = 0, labFinal = 0; // Initialize labMid and labFinal
if (courseTypeComboBox.getSelectedItem().equals("Theory+Lab")) {
labMid = Double.parseDouble(labMidField.getText()) / 25 * 100; // Normalize lab mid out of 25 to a percentage, if applicable
labFinal = Double.parseDouble(labFinalField.getText()) / 50 * 100; // Normalize lab final out of 50 to a percentage, if applicable
}

double totalMarks;
if (courseTypeComboBox.getSelectedItem().equals("Theory")) {
totalMarks = (quizSum / 4 * 0.15) + (assignmentSum / 4 * 0.10) + (mid * 0.25) + (finalExam * 0.50);
} else { // Theory+Lab
double theoryMarks = (quizSum / 4 * 0.15) + (assignmentSum / 4 * 0.10) + (mid * 0.25) + (finalExam * 0.50);
double labAssignmentAverage = (labAssignmentSum / 4); // Average of lab assignments already converted to percentages
double labComponent = (labAssignmentAverage * 0.25) + (labMid * 0.25) + (labFinal * 0.50); // Calculate total lab component score
totalMarks = theoryMarks * 0.67 + labComponent * 0.33; // Adjusted total incorporating theory and lab components
}

double gradePoint = calculateGradePoint(totalMarks);
gradeLabel.setText("Grade: " + gradePointToString(gradePoint));
} catch (NumberFormatException nfe) {
JOptionPane.showMessageDialog(this, "Please enter valid numbers for all required fields.");
}
}

private double calculateGradePoint(double marks) {
if (marks >= 85) return 4.0;
else if (marks >= 80) return 3.66;
else if (marks >= 75) return 3.33;
else if (marks >= 70) return 3.0;
else if (marks >= 65) return 2.66;
else if (marks >= 60) return 2.0;
else if (marks >= 55) return 1.5;
else return 0;
}

private String gradePointToString(double gradePoint) {
if (gradePoint == 4.0) return "A";
else if (gradePoint == 3.66) return "A-";
else if (gradePoint == 3.33) return "B+";
else if (gradePoint == 3.0) return "B";
else if (gradePoint == 2.66) return "B-";
else if (gradePoint == 2.0) return "C";
else if (gradePoint == 1.5) return "D";
else return "F";
}

public static void main(String[] args) {
SwingUtilities.invokeLater(GradeCalculator::new);
}
}


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