epaper::Driver Concept Reference

#include <driver_concepts.hpp>

Concept definition

template<typename T>
concept epaper::Driver =  std::movable<T> && requires(T &d, DisplayMode mode, std::span<const std::byte> buffer) {
  
  { d.init(mode) } -> std::same_as<std::expected<void, Error>>;
  { d.sleep() } -> std::same_as<std::expected<void, Error>>;
  { d.wake() } -> std::same_as<std::expected<void, Error>>;
 
  
  { d.clear() } -> std::same_as<std::expected<void, Error>>;
  { d.display(buffer) } -> std::same_as<std::expected<void, Error>>;
 
  
  { d.width() } -> std::convertible_to<std::size_t>;
  { d.height() } -> std::convertible_to<std::size_t>;
}