📱 Flutter Calculator

🚀 A beautifully designed, highly functional, and incredibly user-friendly calculator application created using the Flutter framework. This app is perfect for anyone looking for a reliable and efficient tool for performing calculations.

✨ Features & Skills

• 🧮 Basic Arithmetic: Addition, Subtraction, Multiplication, Division
• 🎯 Advanced Operations: Percentage, Square, Square Root, Power
• 🔢 Memory Function: Answer Memory (ANS) for quick recall
• 🛠 Custom Widgets: Reusable UI components for efficiency
• ⚡ Optimized Performance: Smooth UI and fast execution
• 🎭 User-Friendly Interface: Intuitive button layout and responsive design

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🏗 Widgets Used

📌 Layout & Structure

• 🏛️ Scaffold - Provides the basic app structure
• 📐 Column & Row - Arranges components in a structured layout
• 🔢 GridView.builder - Dynamically creates the button grid
• 🧩 SliverGridDelegateWithFixedCrossAxisCount - Defines the button grid structure

🎨 Styling & Design

• 📦 Container - Wraps elements for styling and spacing
• 🔲 ClipRRect - Rounds button edges for a smooth look
• 📏 Padding & SizedBox - Manages spacing between elements
• 🎨 Material & InkWell - Adds ripple effects for button feedback
• 🎭 Align - Aligns text and widgets properly
• 🎨 DecoratedBox - Customizes the button styles
• 🖼️ BoxDecoration - Adds color, border radius, and styling to widgets

⌨️ User Interaction

• 🤖 GestureDetector - Detects button taps for user interaction
• 🎯 InkResponse - Provides visual feedback for taps

🔠 Text & Display

• ✍️ Text & TextStyle - Displays numbers, symbols, and results
• 📜 RichText - Enhances text presentation

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📂 Project Structure

📦 flutter_calculator
┣ 📂 lib
┃ ┣ 📜 main.dart  (Main application logic)
┃ ┣ 📜 buttons.dart  (Custom button widget)
┣ 📜 pubspec.yaml  (Dependencies & configurations)

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📸 Screenshots

Calculator UI

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🛠️ Technologies Used

• 🟦 Flutter - Framework for building the UI
• 🎯 Dart - Programming language for Flutter apps
• 🧮 Math Expressions Package - Evaluates mathematical expressions

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🚀 Installation & Setup

Prerequisites

• Install Flutter
• Install Dart

Installation

1. Clone the repository:

   git clone https://github.com/yourusername/flutter_calculator.git

2. Navigate to the project directory:

   cd flutter_calculator

3. Install dependencies:

   flutter pub get

4. Run the app:

   flutter run

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🌟 Why I Created This

💡 I built this calculator app to enhance my Flutter skills and create a practical, visually appealing, and efficient tool. The goal was to implement essential mathematical functions while optimizing UI responsiveness and user experience. This project helped me gain hands-on experience with:

• 🏗 Widget structuring and layout management
• 🎭 Gesture handling for a smooth UI
• 🧮 Mathematical expression evaluation using Dart
• 🎨 Styling and UI customization with Flutter components

I hope you find this project useful and inspiring! ✨🚀