139 lines
3.4 KiB
Markdown
139 lines
3.4 KiB
Markdown
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---
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# 🧮 Survivalcalc
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A modern desktop calculator with advanced features for area, volume, and electricity calculations, built with Python and Tkinter.
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---
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## ✨ Features
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* 🔢 **Standard Calculator** – Basic arithmetic with real-time computation
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* 📐 **Area Calculations** – Square, rectangle, circle, triangle, trapezoid, cylinder, sphere, cone
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* 📦 **Volume Calculations** – Cube, rectangular prism, cylinder, cone, sphere, tetrahedron, trapezoidal prism
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* ⚡ **Electricity Calculations** – Voltage, current, resistance, and power with various formulas, plus a color band resistance calculator.
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* 🌙 **Dark Mode** – Toggle between light and dark themes
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* 🌍 **Multi-Language Support** – German (DE) and English (EN)
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* 📏 **Unit System** – Support for pm, nm, μm, mm, cm, dm, m, km, Mm, Gm with automatic conversion
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* 🔄 **Adjustable Rounding** – Configure decimal places (0–20)
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* 🕓 **Calculation History** – Track last 3 calculations with SQLite storage
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* ⚙️ **Persistent Settings** – All preferences saved automatically
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* ⌨️ **Keyboard Support** – Full keyboard shortcuts for calculator operations
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* 🔄 **Automatic Updates** – Notifies you when a new version is available.
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---
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## 🚀 Installation
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1. Download **Survivalcalc_Installer.exe**
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2. Run the installer
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3. Select your language (Deutsch / English)
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4. Follow the setup wizard
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5. Choose optional shortcuts (Start Menu, Desktop)
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6. Launch **Survivalcalc** from your shortcuts
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**No additional setup required!**
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---
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## 🎮 Quick Start
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### Calculator
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- Use on-screen buttons or keyboard numbers
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- Press `=` or `Enter` to calculate
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- Press `AC` or `Escape` to clear
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- Use `Backspace` to delete last digit
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### Shape Calculations
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1. Open **Shapes** menu
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2. Select area or volume calculation
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3. Choose radius or diameter (if applicable)
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4. Enter your dimensions
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5. Select your units
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6. Results update automatically
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### Electricity Calculations
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1. Open **Shapes** menu
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2. Select **Electricity**
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3. Choose the quantity to calculate (e.g., Voltage, Current)
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4. Select the formula you want to use (e.g., U = I · R)
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5. Enter your values
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6. Results update automatically
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### Settings
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- Toggle dark mode
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- Enable/disable rounding
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- Change default units
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- Switch languages
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- Manage calculation history
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---
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## 🛠️ Technologies
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* **Python** – Core application
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* **Tkinter** – Cross-platform GUI
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* **SQLite** – Calculation history storage
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* **JSON** – Settings persistence
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---
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## 💻 System Requirements
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* **OS**: Windows 7 or later
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* **RAM**: 50 MB minimum
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* **Disk Space**: 10 MB
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* **Internet**: Required for initial download and update checks
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---
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## ⌨️ Keyboard Shortcuts
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| Key | Action |
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|-----|--------|
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| `0–9` | Number input |
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| `+`, `−`, `×`, `÷` | Operations |
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| `.` | Decimal point |
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| `Enter` / `=` | Calculate |
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| `Escape` / `C` | Clear |
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| `Backspace` | Delete last digit |
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---
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## 🗑️ Uninstallation
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### Windows
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1. Go to **Settings → Apps → Apps & Features**
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2. Find **Survivalcalc**
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3. Click **Uninstall**
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---
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## 📬 Support
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* 🌐 **Website**: [https://Survivalful.de](https://survivalful.de)
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* 📧 **Email**: [team@survivalful.de](mailto:team@survivalful.de)
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---
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## 📜 License
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GPL License © 2026 Survivalful
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---
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## 📊 Version Info
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* **Version**: 1.0.2
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* **Release**: 24.03.2026
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* **Status**: Stable
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---
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## ⭐ Support the Project
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If you like Survivalcalc, consider sharing it with others!
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**Enjoy calculating!** 🎯
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