contrib/samples/canvas/simple/simple.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        simple.cpp
   3 // Author:      XX
   4 // Created:     XX/XX/XX
   5 // Copyright:
   6 /////////////////////////////////////////////////////////////////////////////
   7
   8 #ifdef __GNUG__
   9     #pragma implementation "simple.cpp"
  10 #endif
  11
  12 // For compilers that support precompilation
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 // Include private headers
  20 #include "simple.h"
  21
  22 // Include icon header
  23 #if defined(__WXGTK__) || defined(__WXMOTIF__)
  24     #include "mondrian.xpm"
  25 #endif
  26
  27 // Include image
  28 #include "smile.xpm"
  29
  30 // WDR: class implementations
  31
  32 //------------------------------------------------------------------------------
  33 // MyFrame
  34 //------------------------------------------------------------------------------
  35
  36 // WDR: event table for MyFrame
  37
  38 BEGIN_EVENT_TABLE(MyFrame,wxFrame)
  39     EVT_MENU(ID_QUIT, MyFrame::OnQuit)
  40     EVT_CLOSE(MyFrame::OnCloseWindow)
  41 END_EVENT_TABLE()
  42
  43 MyFrame::MyFrame( wxWindow *parent, wxWindowID id, const wxString &title,
  44     const wxPoint &position, const wxSize& size, long style ) :
  45     wxFrame( parent, id, title, position, size, style )
  46 {
  47     CreateMyMenuBar();
  48
  49     CreateStatusBar(1);
  50     SetStatusText( "Welcome to wxCanvas sample!" );
  51
  52     SetIcon(wxICON(mondrian));
  53
  54     // Create wxCanvasAdmin and wxCanvas.
  55     m_admin = new wxCanvasAdmin;
  56     wxCanvas *canvas = new wxCanvas( m_admin, this, -1 );
  57
  58     canvas->SetScrollbars( 10, 10, 40, 40 );
  59
  60     // The wxCanvasAdmin need to know about all Admin wxCanvas objects.
  61     m_admin->Append( canvas );
  62
  63     // One wxCanvas is the active one (current rendering and current
  64     // world coordinates).
  65     m_admin->SetActive( canvas );
  66
  67     // One object group is the root in every canvas.
  68     wxCanvasObjectGroup *root = new wxCanvasObjectGroup(0,0);
  69     root->DeleteContents( TRUE );
  70
  71     // Bunch of rects and images.
  72     wxBitmap bitmap( smile_xpm );
  73     wxImage image( bitmap );
  74
  75     m_smile1 = new wxCanvasImage( image, 0,70,32,32 );
  76     root->Append( m_smile1 );
  77
  78     wxCanvasRect *rect = new wxCanvasRect( 20,20,100,100 );
  79     rect->SetBrush( *wxRED_BRUSH );
  80     root->Append( rect );
  81
  82 /*
  83     int i;
  84     for (i = 10; i < 300; i+=10)
  85     {
  86         wxCanvasRect *r = new wxCanvasRect( i,50,3,140 );
  87         r->SetBrush( *wxRED_BRUSH );
  88         root->Append( r );
  89     }
  90 */
  91
  92     m_smile2 = new wxCanvasImage( image, 0,110,32,32 );
  93     root->Append( m_smile2 );
  94
  95 /*
  96     for (i = 15; i < 300; i+=10)
  97     {
  98         wxCanvasRect *r = new wxCanvasRect( i,50,3,140 );
  99         r->SetBrush( *wxRED_BRUSH );
 100         root->Append( r );
 101     }
 102 */
 103
 104     // This will call all object and children recursivly so
 105     // all know what their wxCanvasAdmin is. Call at the end.
 106     root->SetAdmin( m_admin );
 107
 108     // One object group is the root object.
 109     canvas->SetRoot( root );
 110 }
 111
 112 void MyFrame::CreateMyMenuBar()
 113 {
 114     wxMenu *file_menu = new wxMenu;
 115     file_menu->Append( ID_QUIT, "Quit...", "Quit program" );
 116
 117     wxMenuBar *menu_bar = new wxMenuBar();
 118     menu_bar->Append( file_menu, "File" );
 119
 120     SetMenuBar( menu_bar );
 121 }
 122
 123 // WDR: handler implementations for MyFrame
 124
 125 void MyFrame::OnQuit( wxCommandEvent &event )
 126 {
 127      Close( TRUE );
 128 }
 129
 130 void MyFrame::OnCloseWindow( wxCloseEvent &event )
 131 {
 132     // if ! saved changes -> return
 133
 134     Destroy();
 135 }
 136
 137 //------------------------------------------------------------------------------
 138 // MyApp
 139 //------------------------------------------------------------------------------
 140
 141 IMPLEMENT_APP(MyApp)
 142
 143 MyApp::MyApp()
 144 {
 145 }
 146
 147 bool MyApp::OnInit()
 148 {
 149     MyFrame *frame = new MyFrame( NULL, -1, "SuperApp", wxPoint(20,20), wxSize(500,340) );
 150     frame->Show( TRUE );
 151
 152     return TRUE;
 153 }
 154
 155 int MyApp::OnExit()
 156 {
 157     return 0;
 158 }
 159