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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 
queryInterface(Interface::IType type)76         virtual Interface* queryInterface( Interface::IType type ) { return 0; }
77 
78         // Public but reserved for internal use:
79         virtual void _initialize();
80 
_getModifiers()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