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 and Markus Holzem
   9 // Licence:     wxWindows license
  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/wave.h"
  28 #include "wx/joystick.h"
  29
  30 #include "joytest.h"
  31
  32 MyFrame *frame = NULL;
  33
  34 IMPLEMENT_APP(MyApp)
  35
  36 // For drawing lines in a canvas
  37 long xpos = -1;
  38 long ypos = -1;
  39
  40 int winNumber = 1;
  41
  42 // Initialise this in OnInit, not statically
  43 bool MyApp::OnInit(void)
  44 {
  45   wxJoystick stick(wxJOYSTICK1);
  46   if (!stick.IsOk())
  47   {
  48     wxMessageBox("No joystick detected!");
  49     return FALSE;
  50   }
  51 #if wxUSE_WAVE
  52   m_fire.Create("gun.wav");
  53 #endif // wxUSE_WAVE
  54
  55   m_maxX = stick.GetXMax();
  56   m_maxY = stick.GetYMax();
  57
  58   // Create the main frame window
  59
  60   frame = new MyFrame(NULL, "Joystick Demo", wxPoint(0, 0), wxSize(500, 400),
  61    wxDEFAULT_FRAME_STYLE | wxHSCROLL | wxVSCROLL);
  62
  63   // Give it an icon (this is ignored in MDI mode: uses resources)
  64 #ifdef __WXMSW__
  65   frame->SetIcon(wxIcon("joyicon"));
  66 #endif
  67 #ifdef __X__
  68   frame->SetIcon(wxIcon("joyicon.xbm"));
  69 #endif
  70
  71   // Make a menubar
  72   wxMenu *file_menu = new wxMenu;
  73
  74   file_menu->Append(JOYTEST_QUIT, "&Exit");
  75
  76   wxMenu *help_menu = new wxMenu;
  77   help_menu->Append(JOYTEST_ABOUT, "&About");
  78
  79   wxMenuBar *menu_bar = new wxMenuBar;
  80
  81   menu_bar->Append(file_menu, "&File");
  82   menu_bar->Append(help_menu, "&Help");
  83
  84   // Associate the menu bar with the frame
  85   frame->SetMenuBar(menu_bar);
  86
  87   frame->CreateStatusBar();
  88
  89   frame->Show(TRUE);
  90
  91   SetTopWindow(frame);
  92
  93   return TRUE;
  94 }
  95
  96 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
  97     EVT_JOYSTICK_EVENTS(MyCanvas::OnJoystickEvent)
  98 END_EVENT_TABLE()
  99
 100 // Define a constructor for my canvas
 101 MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size):
 102  wxScrolledWindow(parent, -1, pos, size, wxSUNKEN_BORDER)
 103 {
 104     wxJoystick joystick(wxJOYSTICK1);
 105     joystick.SetCapture(this);
 106 }
 107
 108 MyCanvas::~MyCanvas(void)
 109 {
 110     wxJoystick joystick(wxJOYSTICK1);
 111     joystick.ReleaseCapture();
 112 }
 113
 114 void MyCanvas::OnJoystickEvent(wxJoystickEvent& event)
 115 {
 116   wxClientDC dc(this);
 117
 118   wxPoint pt(event.GetPosition());
 119
 120   // Scale to canvas size
 121   int cw, ch;
 122   GetSize(&cw, &ch);
 123
 124   pt.x = (long) (((double)pt.x/(double)wxGetApp().m_maxX) * cw);
 125   pt.y = (long) (((double)pt.y/(double)wxGetApp().m_maxY) * ch);
 126
 127   if (xpos > -1 && ypos > -1 && event.IsMove() && event.ButtonIsDown())
 128   {
 129     dc.SetPen(*wxBLACK_PEN);
 130     dc.DrawLine(xpos, ypos, pt.x, pt.y);
 131   }
 132   xpos = pt.x;
 133   ypos = pt.y;
 134
 135   char buf[100];
 136   if (event.ButtonDown())
 137     sprintf(buf, "Joystick (%d, %d) Fire!", pt.x, pt.y);
 138   else
 139     sprintf(buf, "Joystick (%d, %d)", pt.x, pt.y);
 140   frame->SetStatusText(buf);
 141
 142 #if wxUSE_WAVE
 143   if (event.ButtonDown() && wxGetApp().m_fire.IsOk())
 144   {
 145     wxGetApp().m_fire.Play();
 146   }
 147 #endif // wxUSE_WAVE
 148 }
 149
 150 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 151   EVT_MENU(JOYTEST_QUIT, MyFrame::OnQuit)
 152 END_EVENT_TABLE()
 153
 154 MyFrame::MyFrame(wxFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
 155 const long style):
 156   wxFrame(parent, -1, title, pos, size, style)
 157 {
 158   canvas = new MyCanvas(this);
 159 }
 160
 161 MyFrame::~MyFrame(void)
 162 {
 163 }
 164
 165 void MyFrame::OnQuit(wxCommandEvent& event)
 166 {
 167       Close(TRUE);
 168 }
 169
 170 void MyFrame::OnActivate(wxActivateEvent& event)
 171 {
 172   if (event.GetActive() && canvas)
 173     canvas->SetFocus();
 174 }