root/juggler/branches/2.2/modules/gadgeteer/gadget/Type/DigitalProxy.cpp

Revision 19729, 3.2 kB (checked in by patrick, 2 years ago)

Copyright update.

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1 /*************** <auto-copyright.pl BEGIN do not edit this line> **************
2  *
3  * VR Juggler is (C) Copyright 1998-2007 by Iowa State University
4  *
5  * Original Authors:
6  *   Allen Bierbaum, Christopher Just,
7  *   Patrick Hartling, Kevin Meinert,
8  *   Carolina Cruz-Neira, Albert Baker
9  *
10  * This library is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Library General Public
12  * License as published by the Free Software Foundation; either
13  * version 2 of the License, or (at your option) any later version.
14  *
15  * This library is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * Library General Public License for more details.
19  *
20  * You should have received a copy of the GNU Library General Public
21  * License along with this library; if not, write to the
22  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23  * Boston, MA 02111-1307, USA.
24  *
25  *************** <auto-copyright.pl END do not edit this line> ***************/
26
27 #include <gadget/gadgetConfig.h>
28 #include <jccl/Config/ConfigElement.h>
29 #include <gadget/Util/Debug.h>
30 #include <gadget/Type/DigitalProxy.h>
31
32 namespace gadget
33 {
34
35 std::string DigitalProxy::getElementType()
36 {
37    return "digital_proxy";
38 }
39
40 bool DigitalProxy::config(jccl::ConfigElementPtr element)
41 {
42 vpr::DebugOutputGuard dbg_output(gadgetDBG_INPUT_MGR, vprDBG_STATE_LVL,
43                               std::string("----------- configuring DIGITAL PROXY -----------------\n"),
44                               std::string("----------- exit: configuring digital proxy -----------\n"));
45
46    vprASSERT(element->getID() == getElementType());
47
48    if( ! Proxy::config(element) )
49    {
50       return false;
51    }
52
53    mUnitNum = element->getProperty<int>("unit");
54    mDeviceName = element->getProperty<std::string>("device");
55
56    refresh();
57    return true;
58 }
59
60
61
62 void DigitalProxy::updateData()
63 {
64    if (!isStupefied())
65    {
66       int old_state = mData.getDigital();
67
68       // Make sure dependencies are updated.
69       getProxiedInputDevice()->updateDataIfNeeded();
70
71       mData = mTypedDevice->getDigitalData(mUnitNum);
72       int new_state = mData.getDigital();
73
74       if (Digital::OFF == old_state)
75       {
76          if (new_state)     // Button now pressed
77             mData = Digital::TOGGLE_ON;
78          else              // Button now released
79             mData = Digital::OFF;
80       }
81       else if (Digital::ON == old_state)
82       {
83          if (new_state)     // Button now pressed
84             mData = Digital::ON;
85          else              // Button now released
86             mData = Digital::TOGGLE_OFF;
87       }
88       else if (Digital::TOGGLE_ON == old_state)
89       {
90          if (new_state)     // Button now pressed
91             mData = Digital::ON;
92          else              // Button now released
93             mData = Digital::TOGGLE_OFF;
94       }
95       else if (Digital::TOGGLE_OFF == old_state)
96       {
97          if (new_state)     // Button now pressed
98             mData = Digital::TOGGLE_ON;
99          else              // Button now released
100             mData = Digital::OFF;
101       }
102    }
103 }
104
105 } // End of gadget namespace
106
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