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_sm1;
  48     wxCanvasObject  *m_sm2;
  49     wxTimer         *m_timer;
  50
  51 private:
  52     DECLARE_DYNAMIC_CLASS(MyFrame)
  53     DECLARE_EVENT_TABLE()
  54 };
  55
  56 // MyApp
  57
  58 class MyApp: public wxApp
  59 {
  60 public:
  61     virtual bool OnInit();
  62 };
  63
  64 // main program
  65
  66 IMPLEMENT_APP(MyApp)
  67
  68 // MyFrame
  69
  70 const int ID_QUIT  = 108;
  71 const int ID_ABOUT = 109;
  72
  73 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
  74
  75 BEGIN_EVENT_TABLE(MyFrame,wxFrame)
  76   EVT_MENU    (ID_ABOUT, MyFrame::OnAbout)
  77   EVT_MENU    (ID_QUIT,  MyFrame::OnQuit)
  78   EVT_TIMER   (-1,       MyFrame::OnTimer)
  79 END_EVENT_TABLE()
  80
  81 MyFrame::MyFrame()
  82        : wxFrame( (wxFrame *)NULL, -1, "wxCanvas sample",
  83                   wxPoint(20,20), wxSize(470,360) )
  84 {
  85   wxMenu *file_menu = new wxMenu();
  86   file_menu->Append( ID_ABOUT, "&About...");
  87   file_menu->AppendSeparator();
  88   file_menu->Append( ID_QUIT, "E&xit");
  89
  90   wxMenuBar *menu_bar = new wxMenuBar();
  91   menu_bar->Append(file_menu, "&File");
  92
  93   SetMenuBar( menu_bar );
  94
  95   CreateStatusBar(2);
  96   int widths[] = { -1, 100 };
  97   SetStatusWidths( 2, widths );
  98
  99   m_canvas = new wxCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
 100
 101   m_canvas->SetArea( 400, 600 );
 102   m_canvas->SetColour( 255, 255, 255 );
 103
 104   wxBitmap bitmap( smile_xpm );
 105   wxImage image( bitmap );
 106
 107   m_sm1 = new wxCanvasImage( image, 0, 70 );
 108   m_canvas->Append( m_sm1 );
 109
 110   int i;
 111   for (i = 10; i < 300; i+=10)
 112       m_canvas->Append( new wxCanvasRect( i,50,3,140, 255,0,0 ) );
 113
 114   m_sm2 = new wxCanvasImage( image, 0, 140 );
 115   m_canvas->Append( m_sm2 );
 116
 117   for (i = 15; i < 300; i+=10)
 118       m_canvas->Append( new wxCanvasRect( i,50,3,140, 255,0,0 ) );
 119
 120   wxButton *button = new wxButton( m_canvas, -1, "Hello", wxPoint(80,50) );
 121   m_canvas->Append( new wxCanvasControl( button ) );
 122
 123   m_canvas->Append( new wxCanvasText( "Hello", 180, 50, "/home/robert/TrueType/times.ttf", 20 ) );
 124
 125   m_timer = new wxTimer( this );
 126   m_timer->Start( 100, FALSE );
 127 }
 128
 129 MyFrame::~MyFrame()
 130 {
 131    delete m_timer;
 132 }
 133
 134 void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
 135 {
 136     Close( TRUE );
 137 }
 138
 139 void MyFrame::OnTimer( wxTimerEvent &WXUNUSED(event) )
 140 {
 141     m_sm1->Move( m_sm1->GetX()+1, m_sm1->GetY() );
 142     m_sm2->Move( m_sm2->GetX()+1, m_sm2->GetY() );
 143     wxWakeUpIdle();
 144 }
 145
 146 void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
 147 {
 148    (void)wxMessageBox( "wxCanvas demo\n"
 149                       "Robert Roebling (c) 1998,2000",
 150                       "About wxCanvas Demo", wxICON_INFORMATION | wxOK );
 151 }
 152
 153 //-----------------------------------------------------------------------------
 154 // MyApp
 155 //-----------------------------------------------------------------------------
 156
 157 bool MyApp::OnInit()
 158 {
 159 #if wxUSE_LIBPNG
 160   wxImage::AddHandler( new wxPNGHandler );
 161 #endif
 162
 163   wxFrame *frame = new MyFrame();
 164   frame->Show( TRUE );
 165
 166   return TRUE;
 167 }
 168
 169