Trait DisplayDriver

Source

pub trait DisplayDriver {
    // Required methods
    fn screen(&self) -> Screen;
    fn flush(&mut self, area: Rect, colors: &[Color]);

    // Provided method
    fn vsync(&mut self) { ... }
}

Expand description

Trait implemented by display drivers.

Required Methods§

Source

fn screen(&self) -> Screen

Return the screen geometry (logical size + scan rotation).

Applications use Screen::logical_size to size widgets; renderers and compositors consult Screen::rotation to map logical coordinates onto the physical framebuffer.

Source

fn flush(&mut self, area: Rect, colors: &[Color])

Flush a rectangular region of pixels to the display.

area and colors are in logical coordinates. The driver is responsible for rotating them into the physical framebuffer according to its Screen::rotation.