use glow::Display;

let mut display = Display::new();  // Auto-detects protocol
if display.supported() {
    display.show("photo.png", 10, 5, 60, 30);  // x, y, max_w, max_h
    // ... later ...
    display.clear(10, 5, 60, 30, 80, 24);      // Clear region
}

pub struct Display { ... }

impl Display {
    pub fn new() -> Self;                    // Auto-detect protocol
    pub fn supported(&self) -> bool;         // Check if display works
    pub fn protocol(&self) -> Option<Protocol>; // Which protocol

    pub fn show(&mut self,
        image_path: &str,                    // Path to image file
        x: u16, y: u16,                     // Character position
        max_width: u16, max_height: u16     // Max size in chars
    ) -> bool;                               // Success

    pub fn clear(&mut self,
        x: u16, y: u16,                     // Region position
        width: u16, height: u16,            // Region size
        term_width: u16, term_height: u16   // Terminal size
    );
}