samples/joytest/joytest.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        joytest.cpp
   3 // Purpose:     Joystick sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20 #include "wx/wx.h"
  21 #endif
  22
  23 #if !wxUSE_JOYSTICK
  24 #   error You must set wxUSE_JOYSTICK to 1 in setup.h
  25 #endif
  26
  27 #include "wx/sound.h"
  28 #include "wx/joystick.h"
  29
  30 #include "joytest.h"
  31
  32 // the application icon (under Windows and OS/2 it is in resources and even
  33 // though we could still include the XPM here it would be unused)
  34 #ifndef wxHAS_IMAGES_IN_RESOURCES
  35     #include "../sample.xpm"
  36 #endif
  37
  38 MyFrame *frame = NULL;
  39
  40 IMPLEMENT_APP(MyApp)
  41
  42 // For drawing lines in a canvas
  43 long xpos = -1;
  44 long ypos = -1;
  45
  46 int winNumber = 1;
  47
  48 int nButtons = 0;
  49 // Initialise this in OnInit, not statically
  50 bool MyApp::OnInit()
  51 {
  52     if ( !wxApp::OnInit() )
  53         return false;
  54
  55     wxJoystick stick(wxJOYSTICK1);
  56     if (!stick.IsOk())
  57     {
  58         wxMessageBox(wxT("No joystick detected!"));
  59         return false;
  60     }
  61
  62 #if wxUSE_SOUND
  63     m_fire.Create(wxT("buttonpress.wav"));
  64 #endif // wxUSE_SOUND
  65
  66     m_minX = stick.GetXMin();
  67     m_minY = stick.GetYMin();
  68     m_maxX = stick.GetXMax();
  69     m_maxY = stick.GetYMax();
  70
  71     // Create the main frame window
  72
  73     frame = new MyFrame(NULL, wxT("Joystick Demo"), wxDefaultPosition,
  74         wxSize(500, 400), wxDEFAULT_FRAME_STYLE | wxHSCROLL | wxVSCROLL);
  75
  76     frame->SetIcon(wxICON(sample));
  77
  78     // Make a menubar
  79     wxMenu *file_menu = new wxMenu;
  80
  81     file_menu->Append(JOYTEST_QUIT, wxT("&Exit"));
  82
  83     wxMenuBar *menu_bar = new wxMenuBar;
  84
  85     menu_bar->Append(file_menu, wxT("&File"));
  86
  87     // Associate the menu bar with the frame
  88     frame->SetMenuBar(menu_bar);
  89
  90 #if wxUSE_STATUSBAR
  91     frame->CreateStatusBar();
  92     frame->SetStatusText(wxString::Format(wxT("Device [%s] (PID:[%i] MID:[%i]) Ready... # of joysticks:[%i]"), stick.GetProductName().c_str(), stick.GetProductId(), stick.GetManufacturerId(), wxJoystick::GetNumberJoysticks()));
  93 #endif // wxUSE_STATUSBAR
  94
  95     frame->CenterOnScreen();
  96     frame->Show(true);
  97
  98     return true;
  99 }
 100
 101 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 102     EVT_JOYSTICK_EVENTS(MyCanvas::OnJoystickEvent)
 103 END_EVENT_TABLE()
 104
 105 // Define a constructor for my canvas
 106 MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size):
 107     wxScrolledWindow(parent, wxID_ANY, pos, size, wxSUNKEN_BORDER)
 108 {
 109     m_stick = new wxJoystick(wxJOYSTICK1);
 110     nButtons = m_stick->GetNumberButtons();
 111     m_stick->SetCapture(this, 10);
 112 }
 113
 114 MyCanvas::~MyCanvas()
 115 {
 116     m_stick->ReleaseCapture();
 117     delete m_stick;
 118 }
 119
 120 void MyCanvas::OnJoystickEvent(wxJoystickEvent& event)
 121 {
 122     // We don't have valid (x, y) coordinates for z-move events.
 123     if ( !event.IsZMove() )
 124     {
 125         wxClientDC dc(this);
 126
 127         wxPoint pt(event.GetPosition());
 128
 129         // if negative positions are possible then shift everything up
 130         int xmin = wxGetApp().m_minX;
 131         int xmax = wxGetApp().m_maxX;
 132         int ymin = wxGetApp().m_minY;
 133         int ymax = wxGetApp().m_maxY;
 134         if (xmin < 0) {
 135             xmax += abs(xmin);
 136             pt.x += abs(xmin);
 137         }
 138         if (ymin < 0) {
 139             ymax += abs(ymin);
 140             pt.y += abs(ymin);
 141         }
 142
 143         // Scale to canvas size
 144         int cw, ch;
 145         GetSize(&cw, &ch);
 146
 147         pt.x = (long) (((double)pt.x/(double)xmax) * cw);
 148         pt.y = (long) (((double)pt.y/(double)ymax) * ch);
 149
 150         if (xpos > -1 && ypos > -1 && event.IsMove() && event.ButtonIsDown())
 151         {
 152             dc.SetPen(*wxBLACK_PEN);
 153             dc.DrawLine(xpos, ypos, pt.x, pt.y);
 154         }
 155
 156         xpos = pt.x;
 157         ypos = pt.y;
 158     }
 159
 160 #if wxUSE_STATUSBAR
 161     wxString buf;
 162     if (event.ButtonDown())
 163         buf.Printf(wxT("Joystick (%d, %d) #%i Fire!"), xpos, ypos, event.GetButtonChange());
 164     else
 165         buf.Printf(wxT("Joystick (%d, %d)  "), xpos, ypos);
 166
 167 /*
 168     for(int i = 0; i < nButtons; ++i)
 169     {
 170         buf += wxString(wxT("[")) +
 171         ((event.GetButtonState() & (1 << i)) ? wxT("Y") : wxT("N")) + wxString(wxT("]"));
 172     }
 173 */
 174
 175     frame->SetStatusText(buf);
 176 #endif // wxUSE_STATUSBAR
 177
 178 #if wxUSE_SOUND
 179     if (event.ButtonDown() && wxGetApp().m_fire.IsOk())
 180     {
 181         wxGetApp().m_fire.Play();
 182     }
 183 #endif // wxUSE_SOUND
 184 }
 185
 186 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 187     EVT_MENU(JOYTEST_QUIT, MyFrame::OnQuit)
 188 END_EVENT_TABLE()
 189
 190 MyFrame::MyFrame(wxFrame *parent, const wxString& title, const wxPoint& pos,
 191     const wxSize& size, const long style)
 192     : wxFrame(parent, wxID_ANY, title, pos, size, style)
 193 {
 194     canvas = new MyCanvas(this);
 195 }
 196
 197 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 198 {
 199     Close(true);
 200 }
 201
 202 void MyFrame::OnActivate(wxActivateEvent& event)
 203 {
 204     if (event.GetActive() && canvas)
 205         canvas->SetFocus();
 206 }