MarkPrompter

A Rust-based markdown file viewer with automatic scrolling capabilities, built with egui.

Features

Core Functionality

• Markdown File Viewing: Load and display markdown files with proper formatting
• Automatic Scrolling: Continuously scroll through content at adjustable speeds
• Live File Reloading: Automatically updates content when the file changes

Playback Controls

• Play/Pause: Start and stop the automatic scrolling
• Restart: Jump back to the beginning of the document
• Speed Control: Adjust scrolling speed from 10-500 pixels per second

Advanced Features

• Pause at Headings: Automatically pause scrolling when reaching markdown headings
• Auto-Restart: Automatically restart from the beginning when reaching the end
• Adjustable Font Size: Change the display font size for better readability

Theme Support

• Multiple Themes: Comes with Light, Dark, and Solarized themes
• TOML Configuration: Themes are loaded from a themes.toml file
• Custom Colors: Each theme supports custom background, text, and heading colors

Usage

1. Click “Open File” to select a markdown file
2. Click “Play” to start automatic scrolling
3. Adjust settings as needed using the control panel

Building

cargo build --release

Running

cargo run

Theme Configuration

Themes are stored in themes.toml and follow this format:

[[themes]]
name = "My Theme"
background_color = [40, 44, 52]
text_color = [220, 223, 228]
heading_colors = [
    [255, 180, 100], # H1
    [230, 160, 90],  # H2
    [210, 140, 80],  # H3
    [190, 120, 70],  # H4
    [170, 100, 60],  # H5
    [150, 80, 50],   # H6
]