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<hr><h1>di_game_device.h</h1><a href="di__game__device_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2000-2002 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025 
00026 <font class="preprocessor">#ifndef NL_DI_GAME_DEVICE_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_DI_GAME_DEVICE_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00030 
00031 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00032 <font class="preprocessor"></font>
00033 <font class="preprocessor">#include "<a class="code" href="di__event__emitter_8h.html">nel/misc/di_event_emitter.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="game__device_8h.html">nel/misc/game_device.h</a>"</font>
00035 
00036 <font class="keyword">namespace </font>NLMISC 
00037 {
00038 
00039 <font class="comment">//</font>
00040 <font class="keyword">typedef</font> DIJOYSTATE2 CDIJoyState;
00041 <font class="keyword">const</font>   DIDATAFORMAT * <font class="keyword">const</font> pJoyDataFormat = &amp;c_dfDIJoystick2;
00042 <font class="keyword">const</font>   <a class="code" href="types__nl_8h.html#a14">uint</a> MaxNumSliders = 2;
00043 <font class="keyword">const</font>   <a class="code" href="types__nl_8h.html#a14">uint</a> MaxNumPOVs = 4;
00044 <font class="keyword">const</font>   <a class="code" href="types__nl_8h.html#a14">uint</a> MaxNumButtons = 128;
00045 <font class="comment">//</font>
00046 
00047 <font class="keyword">struct </font>EDirectInputGameDeviceNotCreated : EDirectInput
00048 {
00049         EDirectInputGameDeviceNotCreated() : EDirectInput("Unable to create a game device") {}
00050 };
00051 
00052 
00057 <font class="keyword">class </font>CDIGameDevice : <font class="keyword">public</font> IGameDevice
00058 {
00059 <font class="keyword">public</font>:
00061         <font class="keyword">static</font> CDIGameDevice *createGameDevice(IDirectInput8 *di8,
00062                                                                                    HWND hwnd,
00063                                                                                    CDIEventEmitter *diEventEmitter,
00064                                                                                    <font class="keyword">const</font> CGameDeviceDesc &amp;desc,
00065                                                                                    REFGUID rguid) <font class="keywordflow">throw</font>(EDirectInput);
00066         ~CDIGameDevice();
00067 
00069 
00070                 <font class="keyword">virtual</font> <font class="keywordtype">bool</font>            setBufferSize(<a class="code" href="types__nl_8h.html#a14">uint</a> size);
00071                 <font class="keyword">virtual</font> <a class="code" href="types__nl_8h.html#a14">uint</a>            getBufferSize() <font class="keyword">const</font>;
00073 
00075 
00076                 <font class="keyword">virtual</font> <font class="keyword">const</font>           CGameDeviceDesc &amp;getDescription()  <font class="keyword">const</font> { <font class="keywordflow">return</font> _Desc; }                                                      
00077                 <font class="comment">//      </font>
00078                 <font class="keyword">virtual</font> <a class="code" href="types__nl_8h.html#a14">uint</a>            getNumButtons() <font class="keyword">const</font>;          
00079                 <font class="keyword">virtual</font> <font class="keywordtype">bool</font>            hasAxis(TAxis axis) <font class="keyword">const</font>;              
00080                 <font class="keyword">virtual</font> <a class="code" href="types__nl_8h.html#a14">uint</a>            getNumSliders() <font class="keyword">const</font>;          
00081                 <font class="keyword">virtual</font> <a class="code" href="types__nl_8h.html#a14">uint</a>            getNumPOV() <font class="keyword">const</font>;
00082                 <font class="comment">//</font>
00083                 <font class="keyword">virtual</font> <font class="keyword">const</font> <font class="keywordtype">char</font> *getButtonName(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>) <font class="keyword">const</font>;
00084                 <font class="keyword">virtual</font> <font class="keyword">const</font> <font class="keywordtype">char</font> *getAxisName(TAxis axis) <font class="keyword">const</font>;
00085                 <font class="keyword">virtual</font> <font class="keyword">const</font> <font class="keywordtype">char</font> *getSliderName(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>) <font class="keyword">const</font>;
00086                 <font class="keyword">virtual</font> <font class="keyword">const</font> <font class="keywordtype">char</font> *getPOVName(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>) <font class="keyword">const</font>;
00087                 <font class="comment">//</font>
00088                 <font class="keyword">virtual</font> <font class="keywordtype">bool</font>            getButtonState(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>) <font class="keyword">const</font>;
00089                 <font class="keyword">virtual</font> <font class="keywordtype">float</font>           getAxisValue(TAxis axis) <font class="keyword">const</font>;
00090                 <font class="keyword">virtual</font> <font class="keywordtype">float</font>           getSliderPos(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>) <font class="keyword">const</font>;
00091                 <font class="keyword">virtual</font> <font class="keywordtype">float</font>           getPOVAngle(<a class="code" href="types__nl_8h.html#a14">uint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a236">index</a>) <font class="keyword">const</font>;
00093 
00094 
00097 <font class="keyword">private</font>:        
00098 
00099         <font class="comment">// base class for controls</font>
00100         <font class="keyword">struct </font>CCtrl
00101         {               
00102                 std::string Name;
00103         };
00104 
00105         <font class="comment">// a button</font>
00106         <font class="keyword">struct </font>CButton  : <font class="keyword">public</font> CCtrl
00107         {               
00108                 <font class="keywordtype">bool</font>            Pushed;
00109                 CButton() : Pushed(false) {}
00110         };
00111 
00112         <font class="comment">// an axis. Its value either gives its position (-1 .. 1) or its angle (CCW in radians)</font>
00113         <font class="keyword">struct </font>CAxis    : <font class="keyword">public</font> CCtrl
00114         {       
00115                 <font class="keywordtype">bool</font>            Present; <font class="comment">// is this axis used ?</font>
00116                 <font class="comment">// min and max values from Direct Input</font>
00117                 <a class="code" href="types__nl_8h.html#a13">sint</a>        Min, Max;
00118                 <font class="keywordtype">float</font>           Value;
00119                 CAxis() : Value(0.f), Present(false) {}
00120         };
00121 
00122         <font class="comment">// a slider</font>
00123         <font class="keyword">struct </font>CSlider  : <font class="keyword">public</font> CCtrl
00124         {
00125                 <a class="code" href="types__nl_8h.html#a13">sint</a>        Min, Max;
00126                 <font class="keywordtype">float</font> Pos;
00127                 CSlider() : Pos(0.f) {}
00128         };
00129 
00130         <font class="comment">// a POV</font>
00131         <font class="keyword">struct </font>CPOV     : <font class="keyword">public</font> CCtrl
00132         {
00133                 <font class="keywordtype">bool</font>  Centered;
00134                 <font class="keywordtype">float</font> Angle;
00135                 CPOV() : Angle(0.f), Centered(true) {}
00136         };
00137                 
00138         
00139 <font class="keyword">private</font>:
00140         <font class="comment">// ctor</font>
00141         CDIGameDevice();
00143 
00144                 <font class="keyword">virtual</font> <font class="keywordtype">void</font> begin(CEventServer *server);
00145                 <font class="keyword">virtual</font> <font class="keywordtype">void</font> poll(CInputDeviceServer *dev);             
00146                 <font class="keyword">virtual</font> <font class="keywordtype">void</font> submit(IInputDeviceEvent *deviceEvent, CEventServer *server);              
00148 
00150         <font class="keywordtype">void</font>    querryControls();
00151         
00153         BOOL    processEnumObject(LPCDIDEVICEOBJECTINSTANCE lpddoi);
00154         <font class="keyword">friend</font>  BOOL CALLBACK DIEnumDeviceObjectsCallback(LPCDIDEVICEOBJECTINSTANCE lpddoi,  LPVOID pvRef);
00155 <font class="keyword">private</font>:
00156         LPDIRECTINPUTDEVICE8    _Device;
00157         CGameDeviceDesc                 _Desc;
00158         CDIEventEmitter                 *_EventEmitter;
00159         
00161 
00162                 CAxis                                   _Axis[MaxNumAxis];
00163                 std::vector&lt;CButton&gt;    _Buttons;
00164                 std::vector&lt;CSlider&gt;    _Sliders;
00165                 std::vector&lt;CPOV&gt;               _POVs;
00167         CDIJoyState                                     _CurrentState;
00168         
00169 };
00170 
00171 
00172 } <font class="comment">// NLMISC</font>
00173 
00174 <font class="preprocessor">#endif // NL_OS_WINDOWS</font>
00175 <font class="preprocessor"></font>
00176 
00177 <font class="preprocessor">#endif // NL_DI_GAME_DEVICE_H</font>
00178 <font class="preprocessor"></font>
00179 <font class="comment">/* End of di_play_device.h */</font>
</pre></div>

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