Removed usage of GdkImlib

Added platform independent wxImage class
  Changed wxBitmap and wxImageList accordingly
  Correctted header text


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@905 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/image/image.cpp

@@ -0,0 +1,158 @@
+/*
+ * Program: image
+ * 
+ * Author: Robert Roebling
+ *
+ * Copyright: (C) 1998, Robert Roebling
+ *
+ */
+
+#include "wx/wx.h"
+#include "wx/image.h"
+
+// derived classes
+
+class MyFrame;
+class MyApp;
+
+// MyCanvas
+
+class MyCanvas: public wxScrolledWindow
+{
+  DECLARE_DYNAMIC_CLASS(MyCanvas)
+  
+  public:
+  
+    MyCanvas(void) {};
+    MyCanvas( wxWindow *parent, wxWindowID, const wxPoint &pos, const wxSize &size );
+    ~MyCanvas(void);
+    void OnPaint( wxPaintEvent &event );
+    
+    wxBitmap  *my_horse;
+    
+  DECLARE_EVENT_TABLE()
+};
+
+// MyFrame
+
+class MyFrame: public wxFrame
+{
+  DECLARE_DYNAMIC_CLASS(MyFrame)
+
+  public:
+  
+    MyFrame(void);
+    void OnSize( wxSizeEvent &event );
+    void OnAbout( wxCommandEvent &event );
+    void OnQuit( wxCommandEvent &event );
+    
+    MyCanvas         *m_canvas;
+    
+  DECLARE_EVENT_TABLE()
+};
+
+// MyApp
+
+class MyApp: public wxApp
+{
+  public:
+  
+    MyApp(void);
+    virtual bool OnInit(void);
+};
+
+// main program
+
+IMPLEMENT_APP(MyApp)
+
+// MyCanvas
+
+IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
+
+BEGIN_EVENT_TABLE(MyCanvas,wxScrolledWindow)
+  EVT_PAINT  (MyCanvas::OnPaint)
+END_EVENT_TABLE()
+
+MyCanvas::MyCanvas( wxWindow *parent, const wxWindowID id, const wxPoint &pos, const wxSize &size ) 
+  : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER ) 
+{
+  wxImage image;
+  image.LoadFile( "../horse.png", wxBITMAP_TYPE_PNG );
+  my_horse = new wxBitmap( image );
+}
+
+MyCanvas::~MyCanvas(void)
+{
+  delete my_horse;
+}
+
+void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
+{
+  wxPaintDC dc( this );
+  PrepareDC( dc );
+
+  dc.DrawBitmap( *my_horse, 30, 120 );
+}
+
+// MyFrame
+
+const  ID_QUIT  = 108;
+const  ID_ABOUT = 109;
+
+IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
+
+BEGIN_EVENT_TABLE(MyFrame,wxFrame)
+  EVT_MENU    (ID_ABOUT, MyFrame::OnAbout)
+  EVT_MENU    (ID_QUIT,  MyFrame::OnQuit)
+END_EVENT_TABLE()
+
+MyFrame::MyFrame(void) :
+  wxFrame( (wxFrame *) NULL, -1, (char *) "Robert's Test application", wxPoint(20,20), wxSize(470,360) )
+{
+  wxMenu *file_menu = new wxMenu();
+  file_menu->Append( ID_ABOUT, "About..");
+  file_menu->Append( ID_QUIT, "Exit");
+  
+  wxMenuBar *menu_bar = new wxMenuBar();
+  menu_bar->Append(file_menu, "File");
+  menu_bar->Show( TRUE );
+  
+  SetMenuBar( menu_bar );
+  
+  m_canvas = new MyCanvas( this, -1, wxPoint(2,62), wxSize(300-4,120-4) );
+  m_canvas->SetScrollbars( 10, 10, 50, 50 );
+}
+
+void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
+{
+  Close( TRUE );
+}
+
+void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
+{
+  (void) wxMessageBox( "Image demo\nRobert Roebling (c) 1998", "About Image Demo", wxOK );
+}
+
+//-----------------------------------------------------------------------------
+// MyApp
+//-----------------------------------------------------------------------------
+
+MyApp::MyApp(void) : 
+  wxApp( )
+{
+}
+
+bool MyApp::OnInit(void)
+{
+  wxImage::AddHandler( new wxPNGHandler );
+  
+  wxFrame *frame = new MyFrame();
+  frame->Show( TRUE );
+  
+  return TRUE;
+}
+
+
+
+
+