/**
 ** Supermodel
 ** A Sega Model 3 Arcade Emulator.
 ** Copyright 2011 Bart Trzynadlowski, Nik Henson
 **
 ** This file is part of Supermodel.
 **
 ** Supermodel is free software: you can redistribute it and/or modify it under
 ** the terms of the GNU General Public License as published by the Free 
 ** Software Foundation, either version 3 of the License, or (at your option)
 ** any later version.
 **
 ** Supermodel is distributed in the hope that it will be useful, but WITHOUT
 ** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 ** FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 ** more details.
 **
 ** You should have received a copy of the GNU General Public License along
 ** with Supermodel.  If not, see <http://www.gnu.org/licenses/>.
 **/

/*
 * Inputs.h
 *
 * Header file for CInputs, a class which manages all individual inputs.
 */
 
#ifndef INCLUDED_INPUTS_H
#define INCLUDED_INPUTS_H

#include "Types.h"
#include "Util/NewConfig.h"
#include <vector>

class CInputSystem;
class CInput;
class CAnalogInput;
class CAxisInput;
class CSwitchInput;
class CGearShift4Input;
class CTriggerInput;
struct Game;

/*
 * Represents the collection of Model3 inputs.
 */
class CInputs
{
private:
  // Assigned input system
  CInputSystem *m_system;

  // Vector of all created inputs
  std::vector<CInput*> m_inputs;

  /*
   * Adds a switch input (eg button) to this collection.
   */ 
  CSwitchInput *AddSwitchInput(const char *id, const char *label, unsigned gameFlags, const char *defaultMapping,
    UINT16 offVal = 0x00, UINT16 onVal = 0x01);

  /*
   * Adds an analog input (eg pedal) to this collection.
   */
  CAnalogInput *AddAnalogInput(const char *id, const char *label, unsigned gameFlags, const char *defaultMapping, 
    UINT16 minVal = 0x00, UINT16 maxVal = 0xFF);

  /*
   * Adds an axis input (eg jostick axis, light gun axis or steering wheel) to this collection.
   */
  CAxisInput *AddAxisInput(const char *id, const char *label, unsigned gameFlags, const char *defaultMapping,
    CAnalogInput *axisNeg, CAnalogInput *axisPos, UINT16 minVal = 0x00, UINT16 offVal = 0x80, UINT16 maxVal = 0xFF);

  /*
   * Adds a 4-gear shifter input to this collection.
   */
  CGearShift4Input *AddGearShift4Input(const char *id, const char *label, unsigned gameFlags, 
    CSwitchInput *shift1, CSwitchInput *shift2, CSwitchInput *shift3, CSwitchInput *shift4, CSwitchInput *shiftN, CSwitchInput *shiftUp, CSwitchInput *shiftDown);

  /*
   * Adds a lightgun trigger input to this collection.
   */
  CTriggerInput *AddTriggerInput(const char *id, const char *label, unsigned gameFlags, 
    CSwitchInput *trigger, CSwitchInput *offscreen, UINT16 offVal = 0x00, UINT16 onVal = 0x01);

  void PrintHeader(const char *fmt, ...);

  void PrintConfigureInputsHelp();

public:
  // UI controls
  CSwitchInput  *uiExit;
  CSwitchInput  *uiReset;
  CSwitchInput  *uiPause;
  CSwitchInput  *uiFullScreen;
  CSwitchInput  *uiSaveState;
  CSwitchInput  *uiChangeSlot;
  CSwitchInput  *uiLoadState;
  CSwitchInput  *uiMusicVolUp;
  CSwitchInput  *uiMusicVolDown;
  CSwitchInput  *uiSoundVolUp;
  CSwitchInput  *uiSoundVolDown;
  CSwitchInput  *uiClearNVRAM;
  CSwitchInput  *uiSelectCrosshairs;
  CSwitchInput  *uiToggleFrLimit;
  CSwitchInput  *uiDumpInpState;
  CSwitchInput  *uiDumpTimings;
#ifdef SUPERMODEL_DEBUGGER
  CSwitchInput  *uiEnterDebugger;
#endif

  // Common controls between all games
  CSwitchInput  *coin[2];
  CSwitchInput  *start[2];
  CSwitchInput  *test[2];
  CSwitchInput  *service[2];

  // Joysticks (players 1 and 2)
  CSwitchInput  *up[2];
  CSwitchInput  *down[2];
  CSwitchInput  *left[2];
  CSwitchInput  *right[2];

  // Fighting game controls (players 1 and 2)
  CSwitchInput  *punch[2];
  CSwitchInput  *kick[2];
  CSwitchInput  *guard[2];
  CSwitchInput  *escape[2];
  
  // Spikeout controls
  CSwitchInput  *shift;
  CSwitchInput  *beat;
  CSwitchInput  *charge;
  CSwitchInput  *jump;

  // Soccer game controls (players 1 and 2)
  CSwitchInput  *shortPass[2];
  CSwitchInput  *longPass[2];
  CSwitchInput  *shoot[2];

  // Vehicle controls
  CAxisInput    *steering;
  CAnalogInput  *accelerator;
  CAnalogInput  *brake;

  // VR view buttons: VR1 Red, VR2 Blue, VR3 Yellow, VR4 Green
  CSwitchInput  *vr[4];
 
  // Up/down gear shift
  CSwitchInput  *gearShiftUp;
  CSwitchInput  *gearShiftDown;
  
  // 4-speed gear shift
  CGearShift4Input *gearShift4;

  // Rally controls
  CSwitchInput  *viewChange;
  CSwitchInput  *handBrake;

  // Harley Davidson controls
  CAnalogInput  *rearBrake;
  CSwitchInput  *musicSelect;

  // Twin joysticks (individually mapped version; 1 = left stick, 2 = right stick)
  CSwitchInput  *twinJoyLeft1;
  CSwitchInput  *twinJoyLeft2;
  CSwitchInput  *twinJoyRight1;
  CSwitchInput  *twinJoyRight2;
  CSwitchInput  *twinJoyUp1;
  CSwitchInput  *twinJoyUp2;
  CSwitchInput  *twinJoyDown1;
  CSwitchInput  *twinJoyDown2;
  CSwitchInput  *twinJoyShot1;
  CSwitchInput  *twinJoyShot2;
  CSwitchInput  *twinJoyTurbo1;
  CSwitchInput  *twinJoyTurbo2;
  
  // Twin joysticks (macro mapping, for users w/out dual joysticks) 
  CSwitchInput  *twinJoyTurnLeft;
  CSwitchInput  *twinJoyTurnRight;
  CSwitchInput  *twinJoyStrafeLeft;
  CSwitchInput  *twinJoyStrafeRight;
  CSwitchInput  *twinJoyForward;
  CSwitchInput  *twinJoyReverse;
  CSwitchInput  *twinJoyJump;
  CSwitchInput  *twinJoyCrouch;
  
  // Analog joystick
  CAxisInput    *analogJoyX;
  CAxisInput    *analogJoyY;
  CSwitchInput  *analogJoyTrigger1;
  CSwitchInput  *analogJoyTrigger2;
  CSwitchInput  *analogJoyEvent1;
  CSwitchInput  *analogJoyEvent2;

  // Light gun controls (players 1 and 2)
  CAxisInput    *gunX[2];
  CAxisInput    *gunY[2];
  CTriggerInput *trigger[2];
  
  // Analog gun controls (players 1 and 2)
  CAxisInput    *analogGunX[2];
  CAxisInput    *analogGunY[2];
  CSwitchInput  *analogTriggerLeft[2];
  CSwitchInput  *analogTriggerRight[2];

  // Ski Champ controls
  CAxisInput    *skiX;
  CAxisInput    *skiY;
  CSwitchInput  *skiPollLeft;
  CSwitchInput  *skiPollRight;
  CSwitchInput  *skiSelect1;
  CSwitchInput  *skiSelect2;
  CSwitchInput  *skiSelect3;

  // Magical Truck Adventure controls
  CAxisInput    *magicalLever1;
  CAxisInput    *magicalLever2;
  CSwitchInput  *magicalPedal1;
  CSwitchInput  *magicalPedal2;

  // Sega Bass Fishing controls
  CAxisInput    *fishingRodX;
  CAxisInput    *fishingRodY;
  CAnalogInput  *fishingReel;
  CAxisInput    *fishingStickX;
  CAxisInput    *fishingStickY;
  CSwitchInput  *fishingCast;
  CSwitchInput  *fishingSelect;
  
  /*
   * Creates a set of inputs with the given input system.
   */
  CInputs(CInputSystem *system);
  
  /*
   * CInputs destructor.
   */
  ~CInputs();

  /*
   * Returns the number of available inputs.
   */
  unsigned Count();

  /*
   * Returns the input with the given index.
   */
  CInput *operator[](const unsigned index);

  /*
   * Returns the input with the given id or label.
   */
  CInput *operator[](const char *idOrLabel);

  /*
   * Returns the assigned input system.
   */
  CInputSystem *GetInputSystem();

  /*
   * Initializes the inputs.  Must be called before any other methods are used.
   */ 
  bool Initialize();

  /*
   * Loads the input mapping assignments from the given config object.
   */
  void LoadFromConfig(const Util::Config::Node &config);
  
  /*
   * Stores the current input mapping assignments to the given config object.
   */
  void StoreToConfig(Util::Config::Node *config);

  /*
   * Configures the current input mapping assignments for the given game, or all inputs if game is NULL, by asking the user for input.
   * Returns true if the inputs were configured okay or false if the user exited without requesting to save changes.
   */
  bool ConfigureInputs(const Game *game);
  
  /*
   * Configures the current input mapping assignments for the given game, or all inputs if game is NULL, by asking the user for input.
   * Takes display geometry if this has not been set previously by a call to Poll().
   * Returns true if the inputs were configured okay or false if the user exited without requesting to save changes.
   */
  bool ConfigureInputs(const Game *game, unsigned dispX, unsigned dispY, unsigned dispW, unsigned dispH);

  void CalibrateJoysticks();

  void CalibrateJoystick(int joyNum);

  /*
   * Prints to stdout the current input mapping assignments for the given game, or all inputs if game is NULL.
   */
  void PrintInputs(const Game *game);

  /*
   * Polls (updates) the inputs for the given game, or all inputs if game is NULL, updating their values from their respective input sources.
   * First the input system is polled (CInputSystem.Poll()) and then each input is polled (CInput.Poll()).
   */
  bool Poll(const Game *game, unsigned dispX, unsigned dispY, unsigned dispW, unsigned dispH);

  /*
   * Prints the current values of the inputs for the given game, or all inputs if game is NULL, to stdout for debugging purposes.
   */
  void DumpState(const Game *game);
};

#endif  // INCLUDED_INPUTS_H