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'BEFORE_MULTIPLE_LIBS_CHANGE'. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/tags/BEFORE_MULTIPLE_LIBS_CHANGE@21323 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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Bryan Petty
350
contrib/samples/canvas/test/test.cpp
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350
contrib/samples/canvas/test/test.cpp
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/*
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* Program: canvas
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*
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* Author: Robert Roebling
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*
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* Copyright: (C) 1998, Robert Roebling
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*
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*/
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include <wx/image.h>
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#include <wx/file.h>
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#include <wx/timer.h>
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#include <wx/log.h>
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#include "wx/image.h"
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#include "smile.xpm"
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#include "wx/canvas/canvas.h"
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// derived classes
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class MywxCanvasImage: public wxCanvasImage
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{
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public:
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MywxCanvasImage( const wxImage &image, double x, double y, double w, double h );
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void MywxCanvasImage::OnMouse(wxMouseEvent &event);
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DECLARE_EVENT_TABLE()
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};
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BEGIN_EVENT_TABLE(MywxCanvasImage,wxCanvasImage)
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EVT_MOUSE_EVENTS( MywxCanvasImage::OnMouse )
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END_EVENT_TABLE()
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MywxCanvasImage::MywxCanvasImage( const wxImage &image, double x, double y, double w, double h )
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:wxCanvasImage( image, x, y, w, h )
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{
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}
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void MywxCanvasImage::OnMouse(wxMouseEvent &event)
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{
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static int dx=0;
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static int dy=0;
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int x = event.GetX();
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int y = event.GetY();
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if (event.LeftDown())
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{
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dx=x;
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dy=y;
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CaptureMouse();
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}
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else if (event.LeftUp())
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{
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ReleaseMouse();
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}
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else if (IsCapturedMouse())
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{
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Move(m_area.x+x-dx,m_area.y+y-dy);
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m_owner->UpdateNow();
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}
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}
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class MywxCanvasObjectGroupRef: public wxCanvasObjectGroupRef
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{
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public:
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MywxCanvasObjectGroupRef(double x, double y, wxCanvasObjectGroup* group);
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void OnMouse(wxMouseEvent &event);
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DECLARE_EVENT_TABLE()
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};
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BEGIN_EVENT_TABLE(MywxCanvasObjectGroupRef,wxCanvasObjectGroupRef)
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EVT_MOUSE_EVENTS( MywxCanvasObjectGroupRef::OnMouse )
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END_EVENT_TABLE()
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MywxCanvasObjectGroupRef::MywxCanvasObjectGroupRef(double x, double y,wxCanvasObjectGroup* group)
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:wxCanvasObjectGroupRef(x,y,group)
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{
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}
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void MywxCanvasObjectGroupRef::OnMouse(wxMouseEvent &event)
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{
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static int dx=0;
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static int dy=0;
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//new position of object
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int x = m_owner->GetDeviceX( event.GetX());
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int y = m_owner->GetDeviceY( event.GetY());
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if (event.LeftDown())
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{
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dx=x;
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dy=y;
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CaptureMouse();
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}
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else if (event.LeftUp())
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{
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ReleaseMouse();
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}
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else if (IsCapturedMouse())
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{
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Move(m_x+x-dx,m_y+y-dy);
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m_owner->UpdateNow();
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}
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}
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class MyFrame;
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class MyApp;
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// MyFrame
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class MyFrame: public wxFrame
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{
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public:
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MyFrame();
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~MyFrame();
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void OnAbout( wxCommandEvent &event );
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void OnNewFrame( wxCommandEvent &event );
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void OnQuit( wxCommandEvent &event );
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void OnTimer( wxTimerEvent &event );
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wxCanvas *m_canvas;
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wxCanvasObject *m_sm1;
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wxCanvasObject *m_sm2;
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wxCanvasObject *m_sm3;
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wxCanvasObject *m_sm4;
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MywxCanvasObjectGroupRef *m_ref;
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MywxCanvasObjectGroupRef *m_ref2;
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wxTimer *m_timer;
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wxTextCtrl *m_log;
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private:
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DECLARE_DYNAMIC_CLASS(MyFrame)
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DECLARE_EVENT_TABLE()
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};
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// MyApp
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class MyApp: public wxApp
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{
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public:
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virtual bool OnInit();
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const wxString& GetFontPath() const { return m_fontpath; }
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private:
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wxString m_fontpath;
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};
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// main program
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IMPLEMENT_APP(MyApp)
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// MyFrame
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const int ID_QUIT = 108;
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const int ID_ABOUT = 109;
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IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
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BEGIN_EVENT_TABLE(MyFrame,wxFrame)
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EVT_MENU (ID_ABOUT, MyFrame::OnAbout)
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EVT_MENU (ID_QUIT, MyFrame::OnQuit)
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EVT_TIMER (-1, MyFrame::OnTimer)
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END_EVENT_TABLE()
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MyFrame::MyFrame()
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: wxFrame( (wxFrame *)NULL, -1, "wxCanvas sample",
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wxPoint(20,20), wxSize(470,460) )
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{
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wxMenu *file_menu = new wxMenu();
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file_menu->Append( ID_ABOUT, "&About...");
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file_menu->AppendSeparator();
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file_menu->Append( ID_QUIT, "E&xit");
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wxMenuBar *menu_bar = new wxMenuBar();
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menu_bar->Append(file_menu, "&File");
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SetMenuBar( menu_bar );
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CreateStatusBar(2);
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int widths[] = { -1, 100 };
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SetStatusWidths( 2, widths );
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m_canvas = new wxCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
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m_canvas->SetArea( 1000,1000 );
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m_canvas->SetColour( 255, 255, 255 );
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wxBitmap bitmap( smile_xpm );
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wxImage image( bitmap );
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m_sm1 = new wxCanvasImage( image, 0,70,32,32 );
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m_canvas->Append( m_sm1 );
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int i;
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for (i = 10; i < 300; i+=10)
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{
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wxCanvasRect *r = new wxCanvasRect( i,50,3,140 );
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r->SetBrush( *wxRED_BRUSH );
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m_canvas->Append( r );
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}
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m_sm2 = new wxCanvasImage( image, 0,140,24,24 );
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m_canvas->Append( m_sm2 );
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for (i = 15; i < 300; i+=10)
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m_canvas->Append( new wxCanvasRect( i,50,3,140 ) );
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wxButton *button = new wxButton( m_canvas, -1, "Hello", wxPoint(80,50) );
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m_canvas->Append( new wxCanvasControl( button ) );
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m_canvas->Append( new wxCanvasText( "How are you?", 180, 10,
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wxGetApp().GetFontPath() + "/times.ttf", 8 ) );
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m_canvas->Append( new wxCanvasText( "How are you?", 180, 20,
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wxGetApp().GetFontPath() + "/times.ttf", 10 ) );
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m_canvas->Append( new wxCanvasText( "How are you?", 180, 30,
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wxGetApp().GetFontPath() + "/times.ttf", 12 ) );
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m_sm3 = new wxCanvasImage( image, 0,210,32,32 );
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m_canvas->Append( m_sm3 );
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for (i = 10; i < 300; i+=10)
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m_canvas->Append( new wxCanvasLine( 10,-15,i,300 ) );
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m_sm4 = new MywxCanvasImage( image, 0,270,64,32 );
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m_canvas->Append( m_sm4 );
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// m_canvas->Append( new wxCanvasLine( 10,-1500e6,50,300000e6, 0,255,0 ) );
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// m_canvas->Append( new wxCanvasLine( 10,-150000,50,300000, 0,255,0 ) );
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/*
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//make a group of wxCanvasObjects
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wxCanvasObjectGroup* group1 = new wxCanvasObjectGroup();
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group1->Prepend( new wxCanvasLine( 10,-35,50,190 ) );
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group1->Prepend( new wxCanvasImage( image, 4,38,32,32 ) );
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group1->Prepend( new wxCanvasRect(20,-20,50,170,0,20,240 ) );
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//make another group of wxCanvasObjects
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wxCanvasObjectGroup* group2 = new wxCanvasObjectGroup();
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group2->Prepend( new wxCanvasImage( image, 60,38,52,32 ) );
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group2->Prepend( new wxCanvasRect(10,20,104,52,10,40,10 ) );
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//this a reference to group2 put into group1
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wxCanvasObjectGroupRef* m_subref = new wxCanvasObjectGroupRef(60,50, group2);
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group1->Prepend( m_subref );
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//now make two refrences to group1 into root group of the canvas
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m_ref = new MywxCanvasObjectGroupRef(40,200, group1);
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m_canvas->Prepend( m_ref );
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m_ref2 = new MywxCanvasObjectGroupRef(80,350, group1);
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m_canvas->Prepend( m_ref2 );
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*/
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m_log = new wxTextCtrl( this, -1, "", wxPoint(0,0), wxSize(100,100), wxTE_MULTILINE );
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wxLog *old_log = wxLog::SetActiveTarget( new wxLogTextCtrl( m_log ) );
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delete old_log;
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wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
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topsizer->Add( m_canvas, 1, wxEXPAND );
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topsizer->Add( m_log, 0, wxEXPAND );
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SetAutoLayout( TRUE );
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SetSizer( topsizer );
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m_timer = new wxTimer( this );
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m_timer->Start( 100, FALSE );
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}
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MyFrame::~MyFrame()
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{
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delete m_timer;
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}
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void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
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{
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Close( TRUE );
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}
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void MyFrame::OnTimer( wxTimerEvent &WXUNUSED(event) )
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{
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m_sm1->Move( m_sm1->GetX()+1, m_sm1 ->GetY() );
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m_sm2->Move( m_sm2->GetX()+1, m_sm2->GetY() );
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m_sm3->Move( m_sm3->GetX()+1, m_sm3->GetY() );
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m_sm4->Move( m_sm4->GetX()+2, m_sm4->GetY() );
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/*
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m_ref->Move( m_ref->GetPosX()+1, m_ref->GetPosY() );
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m_ref2->Move( m_ref2->GetPosX()+2, m_ref2->GetPosY() );
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*/
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wxWakeUpIdle();
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}
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void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
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{
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(void)wxMessageBox( "wxCanvas demo\n"
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"Robert Roebling (c) 1998,2000",
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"About wxCanvas Demo", wxICON_INFORMATION | wxOK );
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}
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//-----------------------------------------------------------------------------
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// MyApp
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//-----------------------------------------------------------------------------
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bool MyApp::OnInit()
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{
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m_fontpath = getenv("TRUETYPE");
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if ( !m_fontpath )
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{
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wxLogError("Please set env var TRUETYPE to the path where times.ttf lives.");
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return FALSE;
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}
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#if wxUSE_LIBPNG
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wxImage::AddHandler( new wxPNGHandler );
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#endif
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wxFrame *frame = new MyFrame();
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frame->Show( TRUE );
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return TRUE;
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}
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