InputStateMapper.hpp

/******************************************************************************
 
  nomlib - C++11 cross-platform game engine
 
Copyright (c) 2013, 2014 Jeffrey Carpenter <i8degrees@gmail.com>
All rights reserved.
 
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
 
1. Redistributions of source code must retain the above copyright notice, this
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2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
 
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******************************************************************************/
#ifndef NOMLIB_SYSTEM_INPUT_MAPPER_INPUT_STATE_MAPPER_HPP
#define NOMLIB_SYSTEM_INPUT_MAPPER_INPUT_STATE_MAPPER_HPP
 
#include <map>
 
#include "nomlib/config.hpp"
#include "nomlib/system/InputMapper/InputActionMapper.hpp"
 
namespace nom {
 
// Forward declarations
struct Event;
class EventHandler;
class InputAction;
 
struct InputActionState
{
  bool active;
  InputActionMapper::ActionMap actions;
};

class InputStateMapper
{
  public:
    typedef InputStateMapper SelfType;
    typedef std::pair<std::string, InputActionState> Pair;
    typedef std::map<std::string, InputActionState> InputStateMap;

    InputStateMapper( void );

    ~InputStateMapper( void );

    bool active( const std::string& key ) const;

    bool insert( const std::string& key, const InputActionMapper& map, bool active );

    bool erase(const std::string& key);

    bool activate( const std::string& key );

    bool disable( const std::string& key );

    void disable( void );

    bool activate_only( const std::string& key );

    void clear( void );

    void dump();

    void set_event_handler(EventHandler& evt_handler);
 
  private:
    void on_event(const Event& ev);

    bool on_key_press(const InputAction& mapping, const Event& ev);

    bool on_mouse_button( const InputAction& mapping, const Event& ev );

    bool on_mouse_wheel( const InputAction& mapping, const Event& ev );

    bool on_joystick_button(const InputAction& mapping, const Event& ev);

    bool on_joystick_axis(const InputAction& mapping, const Event& ev);
 
    bool on_joystick_hat(const InputAction& mapping, const Event& ev);

    bool
    on_game_controller_button(const InputAction& mapping, const Event& ev);

    bool
    on_game_controller_axis(const InputAction& mapping, const Event& ev);
 
    // Non-owned pointer
    EventHandler* event_handler_ = nullptr;
 
    InputStateMap states_;
};
 
} // namespace nom
 
#endif // include guard defined