contrib/samples/canvas/test/test.cpp

   1 /*
   2  * Program: canvas
   3  *
   4  * Author: Robert Roebling
   5  *
   6  * Copyright: (C) 1998, Robert Roebling
   7  *
   8  */
   9 // For compilers that support precompilation, includes "wx/wx.h".
  10 #include "wx/wxprec.h"
  11
  12 #ifdef __BORLANDC__
  13 #pragma hdrstop
  14 #endif
  15
  16 #ifndef WX_PRECOMP
  17 #include "wx/wx.h"
  18 #endif
  19
  20 #include <wx/image.h>
  21 #include <wx/file.h>
  22 #include <wx/timer.h>
  23
  24 #include "smile.xpm"
  25
  26 #include "wx/canvas/canvas.h"
  27
  28 // derived classes
  29
  30 class MyFrame;
  31 class MyApp;
  32
  33 // MyFrame
  34
  35 class MyFrame: public wxFrame
  36 {
  37 public:
  38     MyFrame();
  39     ~MyFrame();
  40
  41     void OnAbout( wxCommandEvent &event );
  42     void OnNewFrame( wxCommandEvent &event );
  43     void OnQuit( wxCommandEvent &event );
  44     void OnTimer( wxTimerEvent &event );
  45
  46     wxCanvas        *m_canvas;
  47     wxCanvasObject  *m_co;
  48     wxTimer         *m_timer;
  49
  50 private:
  51     DECLARE_DYNAMIC_CLASS(MyFrame)
  52     DECLARE_EVENT_TABLE()
  53 };
  54
  55 // MyApp
  56
  57 class MyApp: public wxApp
  58 {
  59 public:
  60     virtual bool OnInit();
  61 };
  62
  63 // main program
  64
  65 IMPLEMENT_APP(MyApp)
  66
  67 // MyFrame
  68
  69 const int ID_QUIT  = 108;
  70 const int ID_ABOUT = 109;
  71
  72 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
  73
  74 BEGIN_EVENT_TABLE(MyFrame,wxFrame)
  75   EVT_MENU    (ID_ABOUT, MyFrame::OnAbout)
  76   EVT_MENU    (ID_QUIT,  MyFrame::OnQuit)
  77   EVT_TIMER   (-1,       MyFrame::OnTimer)
  78 END_EVENT_TABLE()
  79
  80 MyFrame::MyFrame()
  81        : wxFrame( (wxFrame *)NULL, -1, "wxCanvas sample",
  82                   wxPoint(20,20), wxSize(470,360) )
  83 {
  84   wxMenu *file_menu = new wxMenu();
  85   file_menu->Append( ID_ABOUT, "&About...");
  86   file_menu->AppendSeparator();
  87   file_menu->Append( ID_QUIT, "E&xit");
  88
  89   wxMenuBar *menu_bar = new wxMenuBar();
  90   menu_bar->Append(file_menu, "&File");
  91
  92   SetMenuBar( menu_bar );
  93
  94   CreateStatusBar(2);
  95   int widths[] = { -1, 100 };
  96   SetStatusWidths( 2, widths );
  97
  98   m_canvas = new wxCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
  99
 100   m_canvas->SetArea( 400, 600 );
 101   m_canvas->SetColour( 255, 255, 255 );
 102
 103   wxBitmap bitmap( smile_xpm );
 104   wxImage image( bitmap );
 105   m_co = new wxCanvasImage( image, 10, 50 );
 106   m_canvas->Append( m_co );
 107
 108   m_canvas->Append( new wxCanvasImage( image, 40, 50 ) );
 109
 110   wxButton *button = new wxButton( m_canvas, -1, "Hello", wxPoint(80,50) );
 111   m_canvas->Append( new wxCanvasControl( button ) );
 112
 113   m_canvas->Append( new wxCanvasText( "Hello", 180, 50, "/home/robert/TrueType/times.ttf", 20 ) );
 114
 115   m_timer = new wxTimer( this );
 116   m_timer->Start( 100, FALSE );
 117 }
 118
 119 MyFrame::~MyFrame()
 120 {
 121    delete m_timer;
 122 }
 123
 124 void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
 125 {
 126     Close( TRUE );
 127 }
 128
 129 void MyFrame::OnTimer( wxTimerEvent &WXUNUSED(event) )
 130 {
 131     m_co->Move( m_co->GetX()+1, m_co->GetY() );
 132     wxWakeUpIdle();
 133 }
 134
 135 void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
 136 {
 137    (void)wxMessageBox( "wxCanvas demo\n"
 138                       "Robert Roebling (c) 1998,2000",
 139                       "About wxCanvas Demo", wxICON_INFORMATION | wxOK );
 140 }
 141
 142 //-----------------------------------------------------------------------------
 143 // MyApp
 144 //-----------------------------------------------------------------------------
 145
 146 bool MyApp::OnInit()
 147 {
 148 #if wxUSE_LIBPNG
 149   wxImage::AddHandler( new wxPNGHandler );
 150 #endif
 151
 152   wxFrame *frame = new MyFrame();
 153   frame->Show( TRUE );
 154
 155   return TRUE;
 156 }
 157
 158