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 #include <wx/wave.h>
  24 #include <wx/joystick.h>
  25
  26 #include "joytest.h"
  27
  28 MyFrame *frame = NULL;
  29
  30 IMPLEMENT_APP(MyApp)
  31
  32 // For drawing lines in a canvas
  33 long xpos = -1;
  34 long ypos = -1;
  35
  36 int winNumber = 1;
  37
  38 // Initialise this in OnInit, not statically
  39 bool MyApp::OnInit(void)
  40 {
  41   wxJoystick stick(wxJOYSTICK1);
  42   if (!stick.IsOk())
  43   {
  44     wxMessageBox("No joystick detected!");
  45     return FALSE;
  46   }
  47 #if wxUSE_WAVE
  48   m_fire.Create("gun.wav");
  49 #endif // wxUSE_WAVE
  50
  51   m_maxX = stick.GetXMax();
  52   m_maxY = stick.GetYMax();
  53
  54   // Create the main frame window
  55
  56   frame = new MyFrame(NULL, "Joystick Demo", wxPoint(0, 0), wxSize(500, 400),
  57    wxDEFAULT_FRAME_STYLE | wxHSCROLL | wxVSCROLL);
  58
  59   // Give it an icon (this is ignored in MDI mode: uses resources)
  60 #ifdef __WXMSW__
  61   frame->SetIcon(wxIcon("joyicon"));
  62 #endif
  63 #ifdef __X__
  64   frame->SetIcon(wxIcon("joyicon.xbm"));
  65 #endif
  66
  67   // Make a menubar
  68   wxMenu *file_menu = new wxMenu;
  69
  70   file_menu->Append(JOYTEST_QUIT, "&Exit");
  71
  72   wxMenu *help_menu = new wxMenu;
  73   help_menu->Append(JOYTEST_ABOUT, "&About");
  74
  75   wxMenuBar *menu_bar = new wxMenuBar;
  76
  77   menu_bar->Append(file_menu, "&File");
  78   menu_bar->Append(help_menu, "&Help");
  79
  80   // Associate the menu bar with the frame
  81   frame->SetMenuBar(menu_bar);
  82
  83   frame->CreateStatusBar();
  84
  85   frame->Show(TRUE);
  86
  87   SetTopWindow(frame);
  88
  89   return TRUE;
  90 }
  91
  92 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
  93         EVT_JOYSTICK_EVENTS(MyCanvas::OnJoystickEvent)
  94 END_EVENT_TABLE()
  95
  96 // Define a constructor for my canvas
  97 MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size):
  98  wxScrolledWindow(parent, -1, pos, size, wxSUNKEN_BORDER)
  99 {
 100     wxJoystick joystick(wxJOYSTICK1);
 101     joystick.SetCapture(this);
 102 }
 103
 104 MyCanvas::~MyCanvas(void)
 105 {
 106     wxJoystick joystick(wxJOYSTICK1);
 107     joystick.ReleaseCapture();
 108 }
 109
 110 void MyCanvas::OnJoystickEvent(wxJoystickEvent& event)
 111 {
 112   wxClientDC dc(this);
 113
 114   wxPoint pt(event.GetPosition());
 115
 116   // Scale to canvas size
 117   int cw, ch;
 118   GetSize(&cw, &ch);
 119
 120   pt.x = (long) (((double)pt.x/(double)wxGetApp().m_maxX) * cw);
 121   pt.y = (long) (((double)pt.y/(double)wxGetApp().m_maxY) * ch);
 122
 123   if (xpos > -1 && ypos > -1 && event.IsMove() && event.ButtonIsDown())
 124   {
 125     dc.SetPen(*wxBLACK_PEN);
 126     dc.DrawLine(xpos, ypos, pt.x, pt.y);
 127   }
 128   xpos = pt.x;
 129   ypos = pt.y;
 130
 131   char buf[100];
 132   if (event.ButtonDown())
 133     sprintf(buf, "Joystick (%d, %d) Fire!", pt.x, pt.y);
 134   else
 135     sprintf(buf, "Joystick (%d, %d)", pt.x, pt.y);
 136   frame->SetStatusText(buf);
 137
 138 #if wxUSE_WAVE
 139   if (event.ButtonDown() && wxGetApp().m_fire.IsOk())
 140   {
 141     wxGetApp().m_fire.Play();
 142   }
 143 #endif // wxUSE_WAVE
 144 }
 145
 146 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 147   EVT_MENU(JOYTEST_QUIT, MyFrame::OnQuit)
 148 END_EVENT_TABLE()
 149
 150 MyFrame::MyFrame(wxFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
 151 const long style):
 152   wxFrame(parent, -1, title, pos, size, style)
 153 {
 154   canvas = new MyCanvas(this);
 155 }
 156
 157 MyFrame::~MyFrame(void)
 158 {
 159 }
 160
 161 void MyFrame::OnQuit(wxCommandEvent& event)
 162 {
 163       Close(TRUE);
 164 }
 165
 166 void MyFrame::OnActivate(wxActivateEvent& event)
 167 {
 168   if (event.GetActive() && canvas)
 169     canvas->SetFocus();
 170 }