win_api_layer_interface.h

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#pragma once
 
// system includes
#include <string_view>
 
// local includes
#include "types.h"
 
namespace display_device {
  class WinApiLayerInterface {
  public:
    virtual ~WinApiLayerInterface() = default;
 
    [[nodiscard]] virtual std::string getErrorString(LONG error_code) const = 0;
 
    [[nodiscard]] virtual std::optional<PathAndModeData> queryDisplayConfig(QueryType type) const = 0;
 
    [[nodiscard]] virtual bool wakeDisplay(std::chrono::milliseconds timeout) = 0;
 
    [[nodiscard]] virtual bool keepDisplayAwake() = 0;
 
    [[nodiscard]] virtual bool restorePowerRequest() = 0;
 
    [[nodiscard]] virtual std::string getDeviceId(const DISPLAYCONFIG_PATH_INFO &path) const = 0;
 
    [[nodiscard]] virtual std::vector<std::byte> getEdid(const DISPLAYCONFIG_PATH_INFO &path) const = 0;
 
    [[nodiscard]] virtual std::string getMonitorDevicePath(const DISPLAYCONFIG_PATH_INFO &path) const = 0;
 
    [[nodiscard]] virtual std::string getFriendlyName(const DISPLAYCONFIG_PATH_INFO &path) const = 0;
 
    [[nodiscard]] virtual std::string getDisplayName(const DISPLAYCONFIG_PATH_INFO &path) const = 0;
 
    [[nodiscard]] virtual LONG setDisplayConfig(std::vector<DISPLAYCONFIG_PATH_INFO> paths, std::vector<DISPLAYCONFIG_MODE_INFO> modes, UINT32 flags) = 0;
 
    [[nodiscard]] virtual std::optional<HdrState> getHdrState(const DISPLAYCONFIG_PATH_INFO &path) const = 0;
 
    [[nodiscard]] virtual bool setHdrState(const DISPLAYCONFIG_PATH_INFO &path, HdrState state) = 0;
 
    [[nodiscard]] virtual std::optional<Rational> getDisplayScale(std::string_view display_name, const DISPLAYCONFIG_SOURCE_MODE &source_mode) const = 0;
  };
}  // namespace display_device