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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program 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.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
//
// plKeyMap - Generic class that defines a mapping of 1-or-2 key codes to
// ControlEventCodes
//
//////////////////////////////////////////////////////////////////////////////
#ifndef _plKeyMap_h
#define _plKeyMap_h
#include "hsTypes.h"
#include "plInputMap.h"
#include "plControlEventCodes.h"
#include "hsTemplates.h"
//// plKeyCombo //////////////////////////////////////////////////////////////
// Tiny class/data type representing a single key combo. Ex. shift+C
class plKeyCombo
{
public:
plKeyDef fKey;
UInt8 fFlags;
// The ordering of this lets us treat the flags as a priority number.
// kCtrl + kShift > kCtrl > kShift > no flags
enum Flags
{
kShift = 0x01,
kCtrl = 0x02
};
static plKeyCombo kUnmapped;
plKeyCombo();
plKeyCombo( plKeyDef k, UInt8 flags = 0 ) : fKey( k ), fFlags( flags ) { }
hsBool IsSatisfiedBy(const plKeyCombo &combo) const;
hsBool operator==( const plKeyCombo &rhs ) const { return ( fKey == rhs.fKey ) && ( fFlags == rhs.fFlags ); }
hsBool operator!=( const plKeyCombo &rhs ) const { return ( fKey != rhs.fKey ) || ( fFlags != rhs.fFlags ); }
};
//// For the Particularly Lazy... ////////////////////////////////////////////
class plShiftKeyCombo : public plKeyCombo
{
public:
plShiftKeyCombo( plKeyDef k ) : plKeyCombo( k, kShift ) {}
};
class plCtrlKeyCombo : public plKeyCombo
{
public:
plCtrlKeyCombo( plKeyDef k ) : plKeyCombo( k, kCtrl ) {}
};
class plCtrlShiftKeyCombo : public plKeyCombo
{
public:
plCtrlShiftKeyCombo( plKeyDef k ) : plKeyCombo( k, kCtrl | kShift ) {}
};
//// plKeyBinding ////////////////////////////////////////////////////////////
// Record for a single binding of 1-or-2 keys to a ControlEventCode, with
// optional string if necessary (for, say console command bindings)
class plKeyBinding
{
protected:
ControlEventCode fCode;
UInt32 fCodeFlags; // Needed?
plKeyCombo fKey1; // KEY_UNMAPPED for not-used
plKeyCombo fKey2;
char *fString;
public:
plKeyBinding();
plKeyBinding( ControlEventCode code, UInt32 codeFlags, const plKeyCombo &key1, const plKeyCombo &key2, const char *string = nil );
virtual ~plKeyBinding();
ControlEventCode GetCode( void ) const { return fCode; }
UInt32 GetCodeFlags( void ) const { return fCodeFlags; }
const plKeyCombo &GetKey1( void ) const { return fKey1; }
const plKeyCombo &GetKey2( void ) const { return fKey2; }
const char *GetExtendedString( void ) const { return fString; }
const plKeyCombo &GetMatchingKey( plKeyDef keyDef ) const;
void SetKey1( const plKeyCombo &newCombo );
void SetKey2( const plKeyCombo &newCombo );
void ClearKeys( void );
hsBool HasUnmappedKey() const;
};
//// plKeyMap ////////////////////////////////////////////////////////////////
// Basically an array of plKeyBindings with some extra helpers
class plKeyMap : public plInputMap
{
public:
// Konstants for the bind preference
enum BindPref
{
kNoPreference = 0, // Just bind to any free one, else first
kNoPreference2nd, // Bind to a free one, or second key if no free one
kFirstAlways, // Bind to first key no matter what
kSecondAlways // Ditto but for 2nd key
};
protected:
hsTArray<plKeyBinding *> fBindings;
plKeyBinding *IFindBindingByKey( const plKeyCombo &combo ) const;
void IFindAllBindingsByKey( const plKeyCombo &combo, hsTArray<plKeyBinding*> &result ) const;
plKeyBinding *IFindBinding( ControlEventCode code ) const;
plKeyBinding *IFindConsoleBinding( const char *command ) const;
void IActuallyBind( plKeyBinding *binding, const plKeyCombo &combo, BindPref pref );
void ICheckAndBindDupe( plKeyDef origKey, plKeyDef dupeKey );
public:
plKeyMap();
virtual ~plKeyMap();
// Adds a given control code to the map. Once you add it, you can't change its flags. Returns false if the code is already present
hsBool AddCode( ControlEventCode code, UInt32 codeFlags );
// Same but for console commands. No flags b/c console commands always use the same flags
hsBool AddConsoleCommand( const char *command );
// Adds a key binding to a given code. Returns false if the code isn't in this map or if key is already mapped.
hsBool BindKey( const plKeyCombo &combo, ControlEventCode code, BindPref pref = kNoPreference );
// Console command version
hsBool BindKeyToConsoleCmd( const plKeyCombo &combo, const char *command, BindPref pref = kNoPreference );
// Searches for the binding for a given code. Returns nil if not found
const plKeyBinding *FindBinding( ControlEventCode code ) const;
// Searches for the binding by key. Returns nil if not found
const plKeyBinding *FindBindingByKey( const plKeyCombo &combo ) const;
// Finds multiple bindings (when there are unneeded ctrl/shift flags)
void FindAllBindingsByKey( const plKeyCombo &combo, hsTArray<const plKeyBinding*> &result ) const;
// Searches for the binding by console command. Returns nil if not found
const plKeyBinding* plKeyMap::FindConsoleBinding( const char *command ) const;
// Make sure the given keys are clear of bindings, i.e. not used
void EnsureKeysClear( const plKeyCombo &key1, const plKeyCombo &key2 );
// Unmaps the given key, no matter what binding it is in
void UnmapKey( const plKeyCombo &combo );
// Unmaps the keys for a single binding
void UnmapBinding( ControlEventCode code );
// Unmaps all the bindings, but leaves the code records themselves
void UnmapAllBindings( void );
// Erases the given code binding. Note: should never really be used, but provided here for completeness
void EraseBinding( ControlEventCode code );
// Clears ALL bindings
void ClearAll( void );
static const char* GetStringCtrl();
static const char* GetStringShift();
static const char* GetStringUnmapped();
UInt32 GetNumBindings( void ) const { return fBindings.GetCount(); }
const plKeyBinding &GetBinding( UInt32 i ) const { return *fBindings[ i ]; }
void HandleAutoDualBinding( plKeyDef key1, plKeyDef key2 );
static char *ConvertVKeyToChar( UInt32 vk );
static plKeyDef ConvertCharToVKey( const char *c );
static Win32keyConvert fKeyConversionEnglish[];
static Win32keyConvert fKeyConversionFrench[];
static Win32keyConvert fKeyConversionGerman[];
//static Win32keyConvert fKeyConversionSpanish[];
//static Win32keyConvert fKeyConversionItalian[];
};
#endif // _plKeyMap_h