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      1 /*
      2  The zlib/libpng License
      3 
      4  Copyright (c) 2005-2007 Phillip Castaneda (pjcast -- www.wreckedgames.com)
      5 
      6  This software is provided 'as-is', without any express or implied warranty. In no event will
      7  the authors be held liable for any damages arising from the use of this software.
      8 
      9  Permission is granted to anyone to use this software for any purpose, including commercial
     10  applications, and to alter it and redistribute it freely, subject to the following
     11  restrictions:
     12 
     13  1. The origin of this software must not be misrepresented; you must not claim that
     14  you wrote the original software. If you use this software in a product,
     15  an acknowledgment in the product documentation would be appreciated but is
     16  not required.
     17 
     18  2. Altered source versions must be plainly marked as such, and must not be
     19  misrepresented as being the original software.
     20 
     21  3. This notice may not be removed or altered from any source distribution.
     22  */
     23 
     24 #ifndef OIS_CocoaKeyboard_H
     25 #define OIS_CocoaKeyboard_H
     26 
     27 #include "OISKeyboard.h"
     28 #include "mac/CocoaHelpers.h"
     29 
     30 #include <list>
     31 #include <Cocoa/Cocoa.h>
     32 
     33 @class CocoaKeyboardView;
     34 
     35 using namespace OIS;
     36 using namespace std;
     37 
     38 namespace OIS
     39 {
     40     typedef class Cocoa_KeyStackEvent
     41     {
     42         friend class CocoaKeyboard;
     43 
     44     public:
     45         Cocoa_KeyStackEvent( KeyEvent event, MacEventType type ) : Event(event), Type(type) {}
     46         const MacEventType type()   { return Type; }
     47         const KeyEvent event()      { return Event; }
     48     private:
     49         MacEventType Type;
     50         KeyEvent Event;
     51     } CocoaKeyStackEvent;
     52 
     53     class CocoaKeyboard : public Keyboard
     54     {
     55     public:
     56         CocoaKeyboard( InputManager* creator, bool buffered, bool repeat );
     57         virtual ~CocoaKeyboard();
     58 
     59         // Sets buffered mode
     60         virtual void setBuffered( bool buffered );
     61 
     62         // Unbuffered keydown check
     63         virtual bool isKeyDown( KeyCode key ) const;
     64 
     65         // This will send listener events if buffered is on.
     66         // Note that in the mac implementation, unbuffered input is
     67         // automatically updated without calling this.
     68         virtual void capture();
     69 
     70         // Copies the current key buffer
     71         virtual void copyKeyStates( char keys[256] ) const;
     72 
     73         // Returns a description of the given key
     74         virtual std::string& getAsString( KeyCode key );
     75 
     76         virtual Interface* queryInterface( Interface::IType type ) { return 0; }
     77 
     78         // Public but reserved for internal use:
     79         virtual void _initialize();
     80 
     81         unsigned int & _getModifiers() { return mModifiers; }
     82 
     83     protected:
     84         CocoaKeyboardView *mResponder;
     85         std::string getString;
     86     };
     87 }
     88 
     89 typedef std::map<unsigned short, KeyCode> VirtualtoOIS_KeyMap;
     90 typedef std::list<OIS::CocoaKeyStackEvent> eventStack;
     91 
     92 @interface CocoaKeyboardView : NSResponder
     93 {
     94     CocoaKeyboard *oisKeyboardObj;
     95     VirtualtoOIS_KeyMap keyConversion;
     96 
     97     char KeyBuffer[256];
     98     NSUInteger prevModMask;
     99 
    100     // buffered events, fifo stack
    101     eventStack pendingEvents;
    102     bool useRepeat;
    103 }
    104 
    105 - (void)setOISKeyboardObj:(CocoaKeyboard *)obj;
    106 - (void)populateKeyConversion;
    107 - (void)capture;
    108 - (void)injectEvent:(KeyCode)kc eventTime:(unsigned int)time eventType:(MacEventType)type;
    109 - (void)injectEvent:(KeyCode)kc eventTime:(unsigned int)time eventType:(MacEventType)type eventText:(unsigned int)txt;
    110 - (void)copyKeyStates:(char [256])keys;
    111 - (bool)isKeyDown:(KeyCode)key;
    112 - (void)setUseRepeat:(bool)repeat;
    113 - (VirtualtoOIS_KeyMap)keyConversionMap;
    114 
    115 @end
    116 
    117 #endif
    118