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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/>.
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