https://github.com/1810suman/scientific_calculator

A Java Swing-based scientific calculator with custom UI, dark mode, history log, and support for advanced functions, expression parsing, constants, and parentheses evaluation.
https://github.com/1810suman/scientific_calculator

arithmetic-operations java javaswing scientificcalculator

Last synced: 2 months ago
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A Java Swing-based scientific calculator with custom UI, dark mode, history log, and support for advanced functions, expression parsing, constants, and parentheses evaluation.

• Host: GitHub
• URL: https://github.com/1810suman/scientific_calculator
• Owner: 1810suman
• Created: 2025-04-05T10:33:59.000Z (about 1 year ago)
• Default Branch: main
• Last Pushed: 2025-04-05T11:07:40.000Z (about 1 year ago)
• Last Synced: 2025-04-05T11:29:51.398Z (about 1 year ago)
• Topics: arithmetic-operations, java, javaswing, scientificcalculator
• Homepage:
• Size: 0 Bytes
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

          


  
🔢 Scientific Calculator


  


    This project is a fully functional Scientific Calculator built using Java Swing. It combines both standard and advanced mathematical capabilities with a sleek, user-friendly interface. It is ideal for students, professionals, and anyone looking for a reliable offline calculator application.

  


  
🌟 Key Features

  


    
Basic arithmetic operations: +, -, ×, ÷



    
Scientific functions: sin, cos, tan, ln, exp, √



    
Constants like π and support for exponentiation (^)

    
Full support for parentheses and nested expressions

    
History panel to view previous calculations

    
Toggle between Light Mode and Dark Mode

    
Responsive, compact layout using GridLayout



    
Real-time input and display formatting

    
Custom button rendering and clean modern UI

  


  
🖼️ User Interface

  


    The UI is divided into 3 main sections:

  

  


    


Display Panel: Shows the current input and result

    


Button Grid: Calculator keys arranged in a 7x4 grid layout

    


History Log: Scrollable area to track past expressions and outputs

  


  
🛠️ Technologies Used

  


    


Java - Core programming language

    


Swing - For GUI design

    


AWT - For basic event handling and graphics

  


  
🚀 Getting Started

  
To run this project locally:

  


    
Ensure Java JDK 8 or later is installed

    
Clone or download this repository

    
Open the project in your IDE (Eclipse, IntelliJ, etc.)

    
Run the ScientificCalculator.java file

  


  
📋 Example Expressions Supported

  


    
sin(30) + cos(45)

    
(2 + 3) * 4

    
exp(2) + ln(10)

    
√(25) + 3^2

  


  
🎨 Dark Mode

  


    From the menu bar, select View → Toggle Dark Mode to switch between themes.

    Button colors and display background adapt accordingly.