backlit.h

Go to the documentation of this file.

#pragma once
 
#include "roo_display.h"
 
namespace roo_display {
 
class Backlit {
 public:
  static constexpr uint16_t kMaxIntensity = 256;
  static constexpr uint16_t kHalfIntensity = 128;
 
  virtual ~Backlit() = default;
 
  // Sets backlit intensity in the range [0..256].
  virtual void setIntensity(uint16_t intensity) = 0;
};
 
class NoBacklit : public Backlit {
 public:
  void setIntensity(uint16_t intensity) override {}
};
 
}  // namespace roo_display