EventBasedInput.h

#pragma once
#include "Input/InputManager.h"
#include "Input/KeyboardMapping.h"
 
namespace Cogs::Core
{
  enum class KeyboardModifiers
  {
    None = 0,
    Control = 1 << 0,
    Shift = 1 << 1,
    Alt = 1 << 2
  };
 
  ENABLE_ENUM_FLAGS(KeyboardModifiers);
 
  enum class InputEventType {
    Keyboard,
    Mouse,
    Reset
  };
 
  struct InputKeyEvent {
    Key key = Key::None;
  };
 
  struct InputEvent {
    InputEventType inputEventType = InputEventType::Reset;
 
    KeyboardModifiers modifiers = KeyboardModifiers::None;
 
    double timestamp_ms = 0.0;
 
    InputKeyEvent keyEvent;
 
    Cogs::Mouse::Event mouseEvent;
  };
 
  class EventBasedInput {
  public:
    // Should check Modifier state here? TBD
    EventBasedInput() = default;
 
    void updateState(const Cogs::Keyboard& keyboard, const Cogs::Mouse& mouse);
 
    std::span<const InputEvent> events() const { return newEvents; }
 
  private:
    void handleMouseEvent(const Cogs::Mouse::Event& mouseEvent);
    void handleKeyboardEvent(const Cogs::Keyboard::Event& keyboardEvent);
 
  private:
    KeyboardModifiers modifiers = KeyboardModifiers::None;
 
    std::vector<InputEvent> newEvents;
  };
}