X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/30ad0a14694aee1e7beccce042593e1ed4fedba7..a333f34d91ae845d39ca8a833290e9a1c3d04749:/samples/image/image.cpp diff --git a/samples/image/image.cpp b/samples/image/image.cpp index 6c96a7505b..5fe1e004dd 100644 --- a/samples/image/image.cpp +++ b/samples/image/image.cpp @@ -30,13 +30,12 @@ #endif // wxUSE_CLIPBOARD #include "smile.xbm" +#include "smile.xpm" -#if !defined(__WINDOWS__) || wxUSE_XPM_IN_MSW - #include "smile.xpm" -#endif - -#if defined(__WXMSW__) - #define wxHAVE_RAW_BITMAP +#if defined(__WXMSW__) || defined(__WXMAC__) + #ifdef wxHAVE_RAW_BITMAP + #include "wx/rawbmp.h" + #endif #endif // derived classes @@ -127,7 +126,7 @@ public: #endif // wxHAVE_RAW_BITMAP void OnQuit( wxCommandEvent &event ); -#if wxUSE_CLIPBOARD && !defined(__WXMOTIF_) +#if wxUSE_CLIPBOARD void OnCopy(wxCommandEvent& event); void OnPaste(wxCommandEvent& event); #endif // wxUSE_CLIPBOARD @@ -260,7 +259,11 @@ public: { SetClientSize(SIZE, SIZE); - wxRawBitmapData data(m_bitmap); + // another possibility: wxNativePixelData (don't forget to remove code + // setting alpha in the loop below then) + typedef wxAlphaPixelData Data; + + Data data(m_bitmap, wxPoint(BORDER, BORDER), wxSize(REAL_SIZE, REAL_SIZE)); if ( !data ) { wxLogError(_T("Failed to gain raw access to bitmap data")); @@ -269,13 +272,11 @@ public: data.UseAlpha(); - wxRawBitmapIterator p(data); - - p.Offset(BORDER, BORDER); + Data::Iterator p(data); for ( int y = 0; y < REAL_SIZE; ++y ) { - wxRawBitmapIterator rowStart = p; + Data::Iterator rowStart = p; int r = y < REAL_SIZE/3 ? 255 : 0, g = (REAL_SIZE/3 <= y) && (y < 2*(REAL_SIZE/3)) ? 255 : 0, @@ -286,13 +287,13 @@ public: p.Red() = r; p.Green() = g; p.Blue() = b; - p.Alpha() = (x*255.)/REAL_SIZE; + p.Alpha() = (Data::Iterator::ChannelType)((x*255.)/REAL_SIZE); ++p; // same as p.OffsetX(1) } p = rowStart; - p.OffsetY(1); + p.OffsetY(data, 1); } } @@ -350,10 +351,8 @@ END_EVENT_TABLE() MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size ) : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER ) -#if !defined(__WINDOWS__) || wxUSE_XPM_IN_MSW , m_bmpSmileXpm((const char **) smile_xpm) , m_iconSmileXpm((const char **) smile_xpm) -#endif { my_horse_png = (wxBitmap*) NULL; my_horse_jpeg = (wxBitmap*) NULL; @@ -486,11 +485,9 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id, my_smile_xbm = new wxBitmap( (const char*)smile_bits, smile_width, smile_height, 1 ); -#if !defined(__WINDOWS__) || wxUSE_XPM_IN_MSW // demonstrates XPM automatically using the mask when saving if ( m_bmpSmileXpm.Ok() ) m_bmpSmileXpm.SaveFile(_T("saved.xpm"), wxBITMAP_TYPE_XPM); -#endif #if wxUSE_ICO_CUR image.Destroy(); @@ -680,7 +677,10 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) ) memdc.SetBrush( *wxWHITE_BRUSH ); memdc.DrawRectangle( 0,0,60,50 ); memdc.SetTextForeground( *wxBLACK ); +#ifndef __WXGTK20__ + // I cannot convince GTK2 to draw into mono bitmaps memdc.DrawText( _T("Hi!"), 5, 5 ); +#endif memdc.SetBrush( *wxBLACK_BRUSH ); memdc.DrawRectangle( 33,5,20,20 ); memdc.SetPen( *wxRED_PEN ); @@ -709,16 +709,43 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) ) dc.SetTextForeground( wxT("BLACK") ); } - dc.DrawText(_T("XPM bitmap"), 30, 2230); + // For testing transparency + dc.SetBrush( *wxRED_BRUSH ); + dc.DrawRectangle( 20, 2220, 560, 68 ); + + dc.DrawText(_T("XPM bitmap"), 30, 2230 ); if ( m_bmpSmileXpm.Ok() ) - { dc.DrawBitmap(m_bmpSmileXpm, 30, 2250, TRUE); - } - dc.DrawText(_T("XPM icon"), 150, 2230); + dc.DrawText(_T("XPM icon"), 110, 2230 ); if ( m_iconSmileXpm.Ok() ) + dc.DrawIcon(m_iconSmileXpm, 110, 2250); + + // testing icon -> bitmap conversion + wxBitmap to_blit( m_iconSmileXpm ); + if (to_blit.Ok()) { - dc.DrawIcon(m_iconSmileXpm, 150, 2250); + dc.DrawText( _T("SubBitmap"), 170, 2230 ); + wxBitmap sub = to_blit.GetSubBitmap( wxRect(0,0,15,15) ); + if (sub.Ok()) + dc.DrawBitmap( sub, 170, 2250, TRUE ); + + dc.DrawText( _T("Enlarged"), 250, 2230 ); + dc.SetUserScale( 1.5, 1.5 ); + dc.DrawBitmap( to_blit, (int)(250/1.5), (int)(2250/1.5), TRUE ); + dc.SetUserScale( 2, 2 ); + dc.DrawBitmap( to_blit, (int)(300/2), (int)(2250/2), TRUE ); + dc.SetUserScale( 1.0, 1.0 ); + + dc.DrawText( _T("Blit"), 400, 2230); + wxMemoryDC blit_dc; + blit_dc.SelectObject( to_blit ); + dc.Blit( 400, 2250, to_blit.GetWidth(), to_blit.GetHeight(), &blit_dc, 0, 0, wxCOPY, TRUE ); + dc.SetUserScale( 1.5, 1.5 ); + dc.Blit( (int)(450/1.5), (int)(2250/1.5), to_blit.GetWidth(), to_blit.GetHeight(), &blit_dc, 0, 0, wxCOPY, TRUE ); + dc.SetUserScale( 2, 2 ); + dc.Blit( (int)(500/2), (int)(2250/2), to_blit.GetWidth(), to_blit.GetHeight(), &blit_dc, 0, 0, wxCOPY, TRUE ); + dc.SetUserScale( 1.0, 1.0 ); } dc.DrawText( _T("ICO handler (1st image)"), 30, 2290 ); @@ -819,7 +846,7 @@ BEGIN_EVENT_TABLE(MyFrame,wxFrame) EVT_MENU (ID_SHOWRAW, MyFrame::OnTestRawBitmap) #endif -#if wxUSE_CLIPBOARD && !defined(__WXMOTIF__) +#if wxUSE_CLIPBOARD EVT_MENU(wxID_COPY, MyFrame::OnCopy) EVT_MENU(wxID_PASTE, MyFrame::OnPaste) #endif // wxUSE_CLIPBOARD @@ -833,6 +860,7 @@ MyFrame::MyFrame() wxMenu *menuImage = new wxMenu; menuImage->Append( ID_NEW, _T("&Show any image...\tCtrl-O")); + #ifdef wxHAVE_RAW_BITMAP menuImage->Append( ID_SHOWRAW, _T("Test &raw bitmap...\tCtrl-R")); #endif @@ -842,7 +870,7 @@ MyFrame::MyFrame() menuImage->Append( ID_QUIT, _T("E&xit\tCtrl-Q")); menu_bar->Append(menuImage, _T("&Image")); -#if wxUSE_CLIPBOARD && !defined(__WXMOTIF__) +#if wxUSE_CLIPBOARD wxMenu *menuClipboard = new wxMenu; menuClipboard->Append(wxID_COPY, _T("&Copy test image\tCtrl-C")); menuClipboard->Append(wxID_PASTE, _T("&Paste image\tCtrl-V")); @@ -892,29 +920,35 @@ void MyFrame::OnNewFrame( wxCommandEvent &WXUNUSED(event) ) #ifdef wxHAVE_RAW_BITMAP -void MyFrame::OnTestRawBitmap( wxCommandEvent &event ) +void MyFrame::OnTestRawBitmap( wxCommandEvent &WXUNUSED(event) ) { (new MyRawBitmapFrame(this))->Show(); } #endif // wxHAVE_RAW_BITMAP -#if wxUSE_CLIPBOARD && !defined(__WXMOTIF__) +#if wxUSE_CLIPBOARD void MyFrame::OnCopy(wxCommandEvent& WXUNUSED(event)) { wxBitmapDataObject *dobjBmp = new wxBitmapDataObject; dobjBmp->SetBitmap(*m_canvas->my_horse_png); + wxTheClipboard->Open(); + if ( !wxTheClipboard->SetData(dobjBmp) ) { wxLogError(_T("Failed to copy bitmap to clipboard")); } + + wxTheClipboard->Close(); } void MyFrame::OnPaste(wxCommandEvent& WXUNUSED(event)) { wxBitmapDataObject dobjBmp; + + wxTheClipboard->Open(); if ( !wxTheClipboard->GetData(dobjBmp) ) { wxLogMessage(_T("No bitmap data in the clipboard")); @@ -923,6 +957,7 @@ void MyFrame::OnPaste(wxCommandEvent& WXUNUSED(event)) { (new MyImageFrame(this, dobjBmp.GetBitmap()))->Show(); } + wxTheClipboard->Close(); } #endif // wxUSE_CLIPBOARD