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