/** ** 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 . **/ /* * InputSystem.h * * Header file for CInputSystem. Defines the base class for an input system, * the interface between the OS-independent and OS-dependent code. */ #ifndef INCLUDED_INPUTSYSTEM_H #define INCLUDED_INPUTSYSTEM_H #include #include #include using namespace std; #include "MultiInputSource.h" class CInput; class CInputSource; class CINIFile; #define MAX_NAME_LENGTH 255 // Read flags for ReadMapping #define READ_KEYBOARD 1 #define READ_MOUSE 2 #define READ_JOYSTICK 4 #define READ_MERGE_KEYBOARD 8 #define READ_MERGE_MOUSE 16 #define READ_MERGE_JOYSTICK 32 #define READ_ALL (READ_KEYBOARD|READ_MOUSE|READ_JOYSTICK) #define READ_MERGE (READ_MERGE_KEYBOARD|READ_MERGE_MOUSE|READ_MERGE_JOYSTICK) // Used to specify any keyboard, mouse or joystick when a number is required #define ANY_KEYBOARD -1 #define ANY_MOUSE -1 #define ANY_JOYSTICK -1 // Default keyboard, mouse and joystick settings #define DEFAULT_KEY_SENSITIVITY 25 #define DEFAULT_KEY_DECAYSPEED 50 #define DEFAULT_MSE_DEADZONE 0 #define DEFAULT_JOY_AXISMINVAL -32768 #define DEFAULT_JOY_AXISOFFVAL 0 #define DEFAULT_JOY_AXISMAXVAL 32767 #define DEFAULT_JOY_DEADZONE 3 #define DEFAULT_JOY_SATURATION 100 // Number of valid keys and mouse and joystick parts #define NUM_VALID_KEYS (sizeof(s_validKeyNames) / sizeof(const char*)) #define NUM_MOUSE_PARTS ((int)MouseButtonX2 + 1) #define NUM_MOUSE_AXES 3 #define NUM_MOUSE_BUTTONS 5 #define NUM_JOY_PARTS ((int)JoyButton31 + 1) #define NUM_JOY_AXES 6 #define NUM_JOY_POVS 4 #define NUM_JOY_BUTTONS 32 // Axis numbers #define AXIS_X 0 #define AXIS_Y 1 #define AXIS_Z 2 #define AXIS_RX 3 #define AXIS_RY 4 #define AXIS_RZ 5 // Axis directions #define AXIS_FULL 0 #define AXIS_INVERTED 1 #define AXIS_POS 2 #define AXIS_NEG 3 // POV directions #define POV_UP 0 #define POV_DOWN 1 #define POV_LEFT 2 #define POV_RIGHT 3 /* * Enumeration of all recognised mouse parts */ enum EMousePart { MouseUnknown = -1, MouseXAxis = 0, MouseXAxisInv, MouseXAxisPos, MouseXAxisNeg, MouseYAxis, MouseYAxisInv, MouseYAxisPos, MouseYAxisNeg, MouseZAxis, MouseZAxisInv, MouseZAxisPos, MouseZAxisNeg, MouseButtonLeft, MouseButtonMiddle, MouseButtonRight, MouseButtonX1, MouseButtonX2, }; /* * Enumeration of all supported joystick parts */ enum EJoyPart { JoyUnknown = -1, JoyXAxis = 0, JoyXAxisInv, JoyXAxisPos, JoyXAxisNeg, JoyYAxis, JoyYAxisInv, JoyYAxisPos, JoyYAxisNeg, JoyZAxis, JoyZAxisInv, JoyZAxisPos, JoyZAxisNeg, JoyRXAxis, JoyRXAxisInv, JoyRXAxisPos, JoyRXAxisNeg, JoyRYAxis, JoyRYAxisInv, JoyRYAxisPos, JoyRYAxisNeg, JoyRZAxis, JoyRZAxisInv, JoyRZAxisPos, JoyRZAxisNeg, JoyPOV0Up, JoyPOV0Down, JoyPOV0Left, JoyPOV0Right, JoyPOV1Up, JoyPOV1Down, JoyPOV1Left, JoyPOV1Right, JoyPOV2Up, JoyPOV2Down, JoyPOV2Left, JoyPOV2Right, JoyPOV3Up, JoyPOV3Down, JoyPOV3Left, JoyPOV3Right, JoyButton0, JoyButton1, JoyButton2, JoyButton3, JoyButton4, JoyButton5, JoyButton6, JoyButton7, JoyButton8, JoyButton9, JoyButton10, JoyButton11, JoyButton12, JoyButton13, JoyButton14, JoyButton15, JoyButton16, JoyButton17, JoyButton18, JoyButton19, JoyButton20, JoyButton21, JoyButton22, JoyButton23, JoyButton24, JoyButton25, JoyButton26, JoyButton27, JoyButton28, JoyButton29, JoyButton30, JoyButton31 }; struct MousePartsStruct { const char* id; EMousePart msePart; }; struct JoyPartsStruct { const char* id; EJoyPart joyPart; }; /* * Struct that holds settings for a keyboard */ struct KeySettings { int kbdNum; // Keyboard number (or ANY_KEYBOARD for settings that apply to all keyboards) unsigned sensitivity; // Key sensitivity for analog controls as percentage 1-100, where 100 is extremely responsive unsigned decaySpeed; // Decay speed as percentage 1-200 of on speed /* * Creates a KeySettings with default settings */ KeySettings() { kbdNum = ANY_KEYBOARD; sensitivity = DEFAULT_KEY_SENSITIVITY; decaySpeed = DEFAULT_KEY_DECAYSPEED; } }; /* * Struct that holds settings for a mouse */ struct MouseSettings { int mseNum; // Mouse number (or ANY_MOUSE for settings that apply to all mice) unsigned deadZones[NUM_MOUSE_AXES]; // Axis dead zone as a percentage 0-99 of display width (X)/height (Y) or axis range (Z) /* * Creates a MouseSettings with default settings */ MouseSettings() { mseNum = ANY_MOUSE; deadZones[AXIS_X] = DEFAULT_MSE_DEADZONE; deadZones[AXIS_Y] = DEFAULT_MSE_DEADZONE; deadZones[AXIS_Z] = 0; } }; /* * Struct that holds settings for a joystick */ struct JoySettings { int joyNum; // Joystick number (or ANY_JOYSTICK for settings that apply to all joysticks) int axisMinVals[NUM_JOY_AXES]; // Axis min raw value (default -32768) int axisOffVals[NUM_JOY_AXES]; // Axis center/off value (default 0) int axisMaxVals[NUM_JOY_AXES]; // Axis max raw value (default 32767) unsigned deadZones[NUM_JOY_AXES]; // Axis dead zone as a percentage 0-99 of axis positive/negative ranges unsigned saturations[NUM_JOY_AXES]; // Axis saturation as a percentage 1-200 of axis positive/negative ranges /* * Creates a JoySettings with default settings */ JoySettings() { joyNum = ANY_JOYSTICK; for (int axisNum = 0; axisNum < NUM_JOY_AXES; axisNum++) { axisMinVals[axisNum] = DEFAULT_JOY_AXISMINVAL; axisOffVals[axisNum] = DEFAULT_JOY_AXISOFFVAL; axisMaxVals[axisNum] = DEFAULT_JOY_AXISMAXVAL; deadZones[axisNum] = DEFAULT_JOY_DEADZONE; saturations[axisNum] = DEFAULT_JOY_SATURATION; } } }; struct KeyDetails { char name[MAX_NAME_LENGTH + 1]; // Keyboard name (if available) }; struct MouseDetails { char name[MAX_NAME_LENGTH + 1]; // Mouse name (if available) bool isAbsolute; // True if uses absolute positions (ie lightgun) }; struct JoyDetails { char name[MAX_NAME_LENGTH + 1]; // Joystick name (if available) int numAxes; // Total number of axes on joystick int numPOVs; // Total number of POV hat controllers on joystick int numButtons; // Total number of buttons on joystick bool hasFFeedback; // True if joystick supports force feedback bool hasAxis[NUM_JOY_AXES]; // Flags to indicate which axes available on joystick char axisName[NUM_JOY_AXES][MAX_NAME_LENGTH + 1]; // Axis names (if available) bool axisHasFF[NUM_JOY_AXES]; // Flags to indicate which axes are force feedback enabled }; /* * Abstract base class that represents an input system. An input system encapsulates all the O/S dependent code to read keyboards, * mice and joysticks. */ class CInputSystem { private: // Array of valid key names static const char *s_validKeyNames[]; // Lookup table for translating mouse mapping strings to their respective mouse parts static MousePartsStruct s_mseParts[]; // Lookup table for translating joystick mapping strings to their respective joystick parts static JoyPartsStruct s_joyParts[]; // Names of axes static const char *s_axisNames[]; // Number of keyboards, mice and joysticks int m_numKbds; int m_numMice; int m_numJoys; // Cached input sources CInputSource **m_anyKeySources; CInputSource **m_anyMseSources; CInputSource **m_anyJoySources; CInputSource ***m_keySources; CInputSource ***m_mseSources; CInputSource ***m_joySources; // Default key, mouse and joystick settings KeySettings m_defKeySettings; MouseSettings m_defMseSettings; JoySettings m_defJoySettings; // Current key, mouse and joystick settings for attached keyboards, mice and joysticks vector m_keySettings; vector m_mseSettings; vector m_joySettings; // Empty input source CMultiInputSource *m_emptySource; // // Helper methods // /* * Creates source cache. */ void CreateSourceCache(); /* * Clears cache of all sources and optionally deletes cache itself. */ void ClearSourceCache(bool deleteCache = false); /* * Releases a source from the cache. */ void ReleaseSource(CInputSource *&source); /* * Returns a key source for the given keyboard number (or all keyboards if ANY_KEYBOARD supplied) and key index. * Will check the source cache first and if not found will create the source with CreateAnyKeySource or CreateKeySource. */ CInputSource *GetKeySource(int kbdNum, int keyIndex); /* * Returns a mouse source for the given mouse number (or all mice if ANY_MOUSE supplied) and mouse index. * Will check the source cache first and if not found will create the source with CreateAnyMouseSource or CreateMouseSource. */ CInputSource *GetMouseSource(int mseNum, EMousePart msePart); /* * Returns a joystick source for the given joystick number (or all joysticks if ANY_JOYSTICK supplied) and joystick index. * Will check the source cache first and if not found will create the source with CreateAnyJoySource or CreateJoySource. */ CInputSource *GetJoySource(int joyNum, EJoyPart joyPart); void CheckAllSources(unsigned readFlags, bool fullAxisOnly, bool &mseCentered, vector &sources, string &mapping, vector &badSources); /* * Finds any currently activated key sources for the given keyboard number (or all keyboards if ANY_KEYBOARD supplied) * and adds them to the sources vector, aswell as constructing the corresponding mapping(s) in the given string. * If fullAxisOnly is true, then only sources that represent a full axis range (eg MouseXAxis) are considered. */ void CheckKeySources(int kbdNum, bool fullAxisOnly, vector &sources, string &mapping, vector &badSources); /* * Finds any currently activated mouse sources for the given mouse number (or all mice if ANY_MOUSE supplied) * and adds them to the sources vector, aswell as constructing the corresponding mapping(s) in the given string. * If fullAxisOnly is true, then only sources that represent a full axis range (eg MouseXAxis) are considered. */ void CheckMouseSources(int mseNum, bool fullAxisOnly, bool mseCentered, vector &sources, string &mapping, vector &badSources); /* * Finds any currently activated joystick sources for the given joystick number (or all joysticks if ANY_JOYSTICK supplied) * and adds them to the sources vector, aswell as constructing the corresponding mapping(s) in the given string. * If fullAxisOnly is true, then only sources that represent a full axis range (eg MouseXAxis) are considered. */ void CheckJoySources(int joyNum, bool fullAxisOnly, vector &sources, string &mapping, vector &badSources); bool ParseInt(string str, int &num); string IntToString(int num); bool EqualsIgnoreCase(string str1, const char *str2); bool StartsWithIgnoreCase(string str1, const char *str2); /* * Returns true if the given string represents a valid key name. */ bool IsValidKeyName(string str); /* * Returns the EMousePart with the given mapping name or MouseUnknown if not found. */ EMousePart LookupMousePart(string str); /* * Returns the mapping name for the given EMousePart. */ const char *LookupName(EMousePart msePart); /* * Returns the EJoyPart with the given mapping name or JoyUnknown if not found. */ EJoyPart LookupJoyPart(string str); /* * Returns the mapping name for the given EJoyPart. */ const char *LookupName(EJoyPart joyPart); size_t ParseDevMapping(string str, const char *devType, int &devNum); /* * Parses the given mapping string, possibly representing more than one mapping, and returns an input source for it or NULL if the * mapping is invalid. * If fullAxisOnly is true, then only mappings that represent a full axis range (eg MouseXAxis) are parsed. */ CInputSource* ParseMultiSource(string str, bool fullAxisOnly, bool isOr); /* * Parses the given single mapping string and returns an input source for it, or NULL if non exists. */ CInputSource* ParseSingleSource(string str); /* * Prints the given key settings to stdout. */ void PrintKeySettings(int kbdNum, KeySettings *settings); /* * Reads key settings from an INI file for the given keyboard number, or common settings if ANY_KEYBOARD specified. * Returns NULL if no relevant settings were found in the INI file. */ KeySettings *ReadKeySettings(CINIFile *ini, const char *section, int kbdNum); /* * Writes the given key settings to an INI file, only writing out settings that are different to their defaults. */ void WriteKeySettings(CINIFile *ini, const char *section, KeySettings *settings); /* * Prints the given mouse settings to stdout. */ void PrintMouseSettings(int mseNum, MouseSettings *settings); /* * Reads mouse settings from an INI file for the given mouse number, or common settings if ANY_MOUSE specified. * Returns NULL if no relevant settings were found in the INI file. */ MouseSettings *ReadMouseSettings(CINIFile *ini, const char *section, int mseNum); /* * Writes the given mouse settings to an INI file, only writing out settings that are different to their defaults. */ void WriteMouseSettings(CINIFile *ini, const char *section, MouseSettings *settings); /* * Prints the given joystick settings to stdout. */ void PrintJoySettings(int joyNum, JoySettings *settings); /* * Reads joystick settings from an INI file for the given joystick number, or common settings if ANY_JOYSTICK specified. * Returns NULL if no relevant settings were found in the INI file. */ JoySettings *ReadJoySettings(CINIFile *ini, const char *section, int joyNum); /* * Writes the given joystick settings to an INI file, only writing out settings that are different to their defaults. */ void WriteJoySettings(CINIFile *ini, const char *section, JoySettings *settings); protected: // Current display geometry unsigned m_dispX; unsigned m_dispY; unsigned m_dispW; unsigned m_dispH; // Flag to indicate if system has grabbed mouse bool m_grabMouse; /* * Constructs an input system with the given name. */ CInputSystem(const char *systemName); /* * Returns true if the given EMousePart is an axis. */ bool IsAxis(EMousePart msePart); /* * Returns true if the given EMousePart represents a full axis, eg MouseXAxis or MouseXAxisInv. */ bool IsFullAxis(EMousePart msePart); /* * Returns true if the EMousePart represents an axis and sets axisPart and axisDir as follows: * axisNum will be the axis number (AXIS_X, AXIS_Y or AXIS_Z) * axisDir will be AXIS_FULL, AXIS_INVERTED, AXIS_POS or AXIS_POS depending on whether the axis has the full range, has * the full range but inverted, is negative only, or is positive only. */ bool GetAxisDetails(EMousePart msePart, int &axisNum, int &axisDir); /* * Returns true if the given EMousePart represets a button, eg MouseButtonLeft. */ bool IsButton(EMousePart msePart); /* * Returns the button number (indexed from 0) of the given EMousePart if it is a button, or -1 otherwise. */ int GetButtonNumber(EMousePart msePart); /* * Returns the EMousePart that represents the axis component for the given axis number (AXIS_X, AXIS_Y or AXIS_Z) and direction * (AXIS_FULL, AXIS_INVERTED, AXIS_POS or AXIS_POS), or MouseUnknown otherwise. */ EMousePart GetMouseAxis(int axisNum, int axisDir); /* * Returns the EMousePart that represents the mouse button with the given number (0-4), or MouseUnknown otherwise. */ EMousePart GetMouseButton(int butNum); /* * Returns true if the given EJoyPart is an axis. */ bool IsAxis(EJoyPart joyPart); /* * Returns true if the given EJoyPart represents a full axis, eg JoyXAxis. */ bool IsFullAxis(EJoyPart joyPart); /* * Returns true if joystick part represents an axis and sets axisPart and axisDir as follows: * axisNum will be the axis number (AXIS_X, AXIS_Y, AXIS_Z, AXIS_RX, AXIS_RY or AXIS_RZ) * axisDir is AXIS_FULL, AXIS_INVERTED, AXIS_POS or AXIS_POS depending on whether the axis has the full range, has * the full range but inverted, is negative only, or is positive only. */ bool GetAxisDetails(EJoyPart joyPart, int &axisNum, int &axisDir); /* * Returns true if the given EJoyPart represents a POV hat direction, eg JoyPOV0Left. */ bool IsPOV(EJoyPart joyPart); /* * Returns true if the EJoyPart represents a POV hat direction and sets povNum and povDir as follows: * povNum will be the POV hat number 0-4, * povDir will be POV_UP, POV_DOWN, POV_LEFT or POV_RIGHT. */ bool GetPOVDetails(EJoyPart joyPart, int &povNum, int &povDir); /* * Returns true if the given EJoyPart is a button */ bool IsButton(EJoyPart joyPart); /* * Returns the button number (indexed from 0) of the given EJoyPart if it is a button, or -1 otherwise. */ int GetButtonNumber(EJoyPart joyPart); /* * Returns the EJoyPart that represents the axis component for the given axis number (AXIS_X, AXIS_Y, AXIS_Z, AXIS_RX, AXIS_RY or AXIS_RZ) and * direction (AXIS_FULL, AXIS_INVERTED, AXIS_POS or AXIS_POS), or JoyUnknown otherwise. */ EJoyPart GetJoyAxis(int axisNum, int axisDir); /* * Returns the EJoyPart that represents the POV hot direction for the given POV number (0-4) and direction (POV_UP, POV_DOWN, * POV_LEFT or POV_RIGHT), JoyUnknown otherwise. */ EJoyPart GetJoyPOV(int povNum, int povDir); /* * Returns the EJoyPart that represents the joystick button with the given number (0-31), or JoyUnknown otherwise. */ EJoyPart GetJoyButton(int butNum); // // Abstract methods subclass must implement (ie system-specific code) // virtual bool InitializeSystem() = 0; /* * Returns the system-specific key index that represents the given key name. */ virtual int GetKeyIndex(const char *keyName) = 0; /* * Returns the key name of the given system-specific integer key index. */ virtual const char *GetKeyName(int keyIndex) = 0; /* * Returns true if for the given keyboard the key with the system-specific key index is currently pressed. */ virtual bool IsKeyPressed(int kbdNum, int keyIndex) = 0; /* * Returns the current axis value for the given mouse and axis number (AXIS_X, AXIS_Y or AXIS_Z). */ virtual int GetMouseAxisValue(int mseNum, int axisNum) = 0; /* * Returns the current direction (-1, 0 or 1) the Z-axis (wheel) is moving in for the given mouse. */ virtual int GetMouseWheelDir(int mseNum) = 0; /* * Returns true if for the given mouse the button with the given number is currently pressed. */ virtual bool IsMouseButPressed(int mseNum, int butNum) = 0; /* * Returns the current axis value for the given joystick and axis number (AXIS_X, AXIS_Y, AXIS_Z, AXIS_RX, AXIS_RY or AXIS_RZ). */ virtual int GetJoyAxisValue(int joyNum, int axisNum) = 0; /* * Returns true if for the given joystick the POV-hat controller with the given number is pointing in a particular direction (POV_UP, POV_DOWN, * POV_LEFT or POV_RIGHT) */ virtual bool IsJoyPOVInDir(int joyNum, int povNum, int povDir) = 0; /* * Returns true if for the given joystick the button with the given number is currently pressed. */ virtual bool IsJoyButPressed(int joyNum, int butNum) = 0; /* * Processes the given force feedback command for the given joystick and axis number. */ virtual bool ProcessForceFeedbackCmd(int joyNum, int axisNum, ForceFeedbackCmd ffCmd) = 0; /* * Waits for the given time in milliseconds */ virtual void Wait(int ms) = 0; // // Virtual methods subclass can override if required // /* * Returns true if the mouse is currently centered in the display during configuration. */ virtual bool ConfigMouseCentered(); /* * Creates an input source combining all keyboards for the given key index. */ virtual CInputSource *CreateAnyKeySource(int keyIndex); /* * Creates an input source combining all mice for the given EMousePart. */ virtual CInputSource *CreateAnyMouseSource(EMousePart msePart); /* * Creates an input source combining all joysticks for the given EJoyPart. */ virtual CInputSource *CreateAnyJoySource(EJoyPart joyPart); /* * Creates an input source for the given keyboard number and key index. */ virtual CInputSource *CreateKeySource(int kbdNum, int keyIndex); /* * Creates an input source for the given mouse number and EMousePart. */ virtual CInputSource *CreateMouseSource(int mseNum, EMousePart msePart); /* * Creates an input source for the given joystick number and EJoyPart. */ virtual CInputSource *CreateJoySource(int joyNum, EJoyPart joyPart); public: #ifdef DEBUG static unsigned totalSrcsAcquired; static unsigned totalSrcsReleased; #endif static const char *GetDefaultAxisName(int axisNum); // Name of this input system const char *name; virtual ~CInputSystem(); /* * Initializes the input system. Must be called before any other methods are used. * Returns false if unable to initialize the system. */ bool Initialize(); /* * Sets the current display geometry so that mouse movements can be scaled properly. */ void SetDisplayGeom(unsigned dispX, unsigned dispY, unsigned dispW, unsigned dispH); /* * Returns the number of attached keyboards (or 0 if the system cannot handle keyboards at all or ANY_KEYBOARD if the system cannot * handle multiple keyboards). */ virtual int GetNumKeyboards() = 0; /* * Returns the number of attached mice (or 0 if the system cannot handle mice at all or ANY_MOUSE if the system cannot handle * multiple mice). */ virtual int GetNumMice() = 0; /* * Returns number of attached joysticks (or 0 if the system cannot handle joysticks at all or ANY_JOYSTICK if the system cannot * handle multiple joysticks). */ virtual int GetNumJoysticks() = 0; /* * Returns details about the keyboard with the given number, or NULL if it does not exist. */ virtual const KeyDetails *GetKeyDetails(int kbdNum) = 0; /* * Returns details about the mouse with the given number, or NULL if it does not exist. */ virtual const MouseDetails *GetMouseDetails(int mseNum) = 0; /* * Returns details about the joystick with the given number, or NULL if it does not exist. */ virtual const JoyDetails *GetJoyDetails(int joyNum) = 0; /* * Clears all keyboard, mouse and joystick settings. */ void ClearSettings(); /* * Prints current keyboard, mouse and joystick settings to stdout. */ void PrintSettings(); /* * Reads all keyboard, mouse and joystick settings (and any additional system-specific additional settings) from the given INI file. */ virtual void ReadFromINIFile(CINIFile *ini, const char *section); /* * Writes all keyboard, mouse and joystick settings (and any additional system-specific settings) to the given INI file. */ virtual void WriteToINIFile(CINIFile *ini, const char *section); /* * Returns the current key settings for given keyboard number, or common settings if ANY_KEYBOARD specified. * If no settings are found and useDefault is false, NULL is returned. If useDefault is true then default settings are returned. */ KeySettings *GetKeySettings(int kbdNum, bool useDefault); /* * Returns the current mouse settings for given mouse number, or common settings if ANY_MOUSE specified. * If no settings are found and useDefault is false, NULL is returned. If useDefault is true then default settings are returned. */ MouseSettings *GetMouseSettings(int mseNum, bool useDefault); /* * Returns the current joystick settings for given joystick number, or common settings if ANY_JOYSTICK specified. * If no settings are found and useDefault is false, NULL is returned. If useDefault is true then default settings are returned. */ JoySettings *GetJoySettings(int joyNum, bool useDefault); /* * Returns the input source for the given mapping, or NULL if mapping is not valid. */ CInputSource* ParseSource(const char *mapping, bool fullAxisOnly = false); /* * Waits for any input from the user and once received copies a mapping configuration representing the input (eg KEY_A or JOY1_AXIS_POS) * into the given buffer. * Returns true if input was successfully received or false if the user activated the given escape mapping or closed the window. * readFlags specifies which types of inputs (keyboards, mice, joysticks) are to be read and whether to merge the inputs to a common * mapping, eg return MOUSE_XAXIS rather than MOUSE3_XAXIS. * If fullAxisOnly is true, then only mappings representing a full axis are returned, eg JOY1_XAXIS is allowed but not JOY1_XAXIS_POS. */ bool ReadMapping(char *buffer, unsigned bufSize, bool fullAxisOnly = false, unsigned readFlags = READ_ALL, const char *escapeMapping = "KEY_ESCAPE"); /* * Updates the current state of the input system (called by CInputs.Poll). */ virtual bool Poll() = 0; virtual void GrabMouse(); virtual void UngrabMouse(); /* * Sets the mouse visibility (some systems may choose to ignore this). */ virtual void SetMouseVisibility(bool visible) = 0; virtual bool SendForceFeedbackCmd(int joyNum, int axisNum, ForceFeedbackCmd ffCmd); bool DetectJoystickAxis(unsigned joyNum, unsigned &axisNum, const char *escapeMapping = "KEY_ESCAPE", const char *confirmMapping = "KEY_RETURN"); bool CalibrateJoystickAxis(unsigned joyNum, unsigned axisNum, const char *escapeMapping = "KEY_ESCAPE", const char *confirmMapping = "KEY_RETURN"); void PrintDevices(); // // Nested Classes // /* * Input source for a key on a keyboard. */ class CKeyInputSource : public CInputSource { private: CInputSystem *m_system; // Parent input system int m_kbdNum; // Keyboard number int m_keyIndex; // Key index int m_incr; // Key increment for analog values int m_decr; // Key decrement for analog values int m_val; // Current analog key value int m_maxVal; // Maximum analog key value public: CKeyInputSource(CInputSystem *system, int kbdNum, int keyIndex, unsigned sensitivity, unsigned decaySpeed); bool GetValueAsSwitch(bool &val); bool GetValueAsAnalog(int &val, int minVal, int offVal, int maxVal); }; /* * Input source for the X- or Y-axis of a mouse. */ class CMseAxisInputSource : public CInputSource { private: CInputSystem *m_system; // Parent input system int m_mseNum; // Mouse number int m_axisNum; // Axis number (AXIS_X, AXIS_Y or AXIS_Z) int m_axisDir; // Axis direction (AXIS_FULL, AXIS_INVERTED, AXIS_POSITIVE or AXIS_NEGATIVE) int m_deadPixels; // Size in pixels of dead zone in centre of axis /* * Scales the mouse axis value to the given range. */ int ScaleAxisValue(int minVal, int offVal, int maxVal); public: CMseAxisInputSource(CInputSystem *system, int mseNum, int axisNum, int axisDir, unsigned deadZone); bool GetValueAsSwitch(bool &val); bool GetValueAsAnalog(int &val, int minVal, int offVal, int maxVal); }; /* * Input source for the button of a mouse. */ class CMseButInputSource : public CInputSource { private: CInputSystem *m_system; // Parent input system int m_mseNum; // Mouse number int m_butNum; // Button number public: CMseButInputSource(CInputSystem *system, int mseNum, int butNum); bool GetValueAsSwitch(bool &val); bool GetValueAsAnalog(int &val, int minVal, int offVal, int maxVal); }; /* * Input source for the axis of a joystick. */ class CJoyAxisInputSource : public CInputSource { private: CInputSystem *m_system; // Parent input system int m_joyNum; // Joystick number int m_axisNum; // Axis number (AXIS_X, AXIS_Y, AXIS_Z, AXIS_RX, AXIS_RY or AXIS_RZ) int m_axisDir; // Axis direction (AXIS_FULL, AXIS_INVERTED, AXIS_POSITIVE or AXIS_NEGATIVE) int m_axisMinVal; // Axis min raw value (default -32768) int m_axisOffVal; // Axis center/off raw value (default 0) int m_axisMaxVal; // Axis max raw value (default 32767) bool m_axisInverted; // True if axis max raw value less than axis min raw value int m_posDZone; // Dead zone for positive range (0-99%) int m_negDZone; // Dead zone for negative range (0-99%) int m_posSat; // Saturation for positive range (1-100%) int m_negSat; // Saturation for negative range (1-100%) /* * Scales the joystick axis value to the given range. */ int ScaleAxisValue(int minVal, int offVal, int maxVal); public: CJoyAxisInputSource(CInputSystem *system, int joyNum, int axisNum, int axisDir, int axisMinVal, int axisOffVal, int axisMaxVal, unsigned deadZone, unsigned saturation); bool GetValueAsSwitch(bool &val); bool GetValueAsAnalog(int &val, int minVal, int offVal, int maxVal); bool SendForceFeedbackCmd(ForceFeedbackCmd ffCmd); }; /* * Input source for a particular direction of a POV hat controller of a joystick. */ class CJoyPOVInputSource : public CInputSource { private: CInputSystem *m_system; // Parent input system int m_joyNum; // Joystick number int m_povNum; // POV hat number int m_povDir; // POV hat direction (POV_UP, POV_LEFT, POV_RIGHT, POV_DOWN) public: CJoyPOVInputSource(CInputSystem *system, int joyNum, int povNum, int povDir); bool GetValueAsSwitch(bool &val); bool GetValueAsAnalog(int &val, int minVal, int offVal, int maxVal); }; /* * Input source for the button of a joystick. */ class CJoyButInputSource : public CInputSource { private: CInputSystem *m_system; // Parent input system int m_joyNum; // Joystick number int m_butNum; // Button number public: CJoyButInputSource(CInputSystem *system, int joyNum, int butNum); bool GetValueAsSwitch(bool &val); bool GetValueAsAnalog(int &val, int minVal, int offVal, int maxVal); }; }; #endif // INCLUDED_INPUTSYSTEM_H