#include "wx/file.h"
#include "wx/mstream.h"
#include "wx/wfstream.h"
+#include "wx/quantize.h"
#include "smile.xbm"
#include "smile.xpm"
wxBitmap *my_horse_pcx;
wxBitmap *my_horse_pnm;
wxBitmap *my_horse_tiff;
+ wxBitmap *my_horse_xpm;
+
wxBitmap *my_smile_xbm;
wxBitmap *my_square;
wxBitmap *my_anti;
{
public:
MyImageFrame(wxFrame *parent, const wxBitmap& bitmap)
- : wxFrame(parent, -1, _T("Frame with image"),
+ : wxFrame(parent, -1, _T("Double click to save"),
wxDefaultPosition, wxDefaultSize,
wxCAPTION | wxSYSTEM_MENU),
- m_bitmap(bitmap)
+ m_bitmap(bitmap)
{
SetClientSize(bitmap.GetWidth(), bitmap.GetHeight());
}
dc.DrawBitmap( m_bitmap, 0, 0 );
}
+ void OnSave(wxCommandEvent& WXUNUSED(event))
+ {
+ wxImage image(m_bitmap);
+
+ static const wxString bppchoices[8] =
+ {
+ "1 bpp color",
+ "1 bpp B&W",
+ "4 bpp color",
+ "8 bpp color",
+ "8 bpp greyscale",
+ "8 bpp red",
+ "8 bpp own palette",
+ "24 bpp"
+ };
+
+ static const int bppvalues[WXSIZEOF(bppchoices)] =
+ {
+ wxBMP_1BPP,
+ wxBMP_1BPP_BW,
+ wxBMP_4BPP,
+ wxBMP_8BPP,
+ wxBMP_8BPP_GREY,
+ wxBMP_8BPP_RED,
+ wxBMP_8BPP_PALETTE,
+ wxBMP_24BPP
+ };
+
+ int bppselection = wxGetSingleChoiceIndex("Set BMP BPP",
+ "Set BMP BPP",
+ WXSIZEOF(bppchoices),
+ bppchoices,
+ this);
+ if ( bppselection == -1 )
+ {
+ // cancelled
+ return;
+ }
+
+ image.SetOption(wxBMP_FORMAT, bppvalues[bppselection]);
+
+ wxString deffilename = bppchoices[bppselection];
+ deffilename.Replace(" ", "_");
+ deffilename += ".bmp";
+ wxString savefilename = wxFileSelector( "Save Image",
+ "",
+ deffilename,
+ (const char *)NULL,
+ "BMP files (*.bmp)|*.bmp|"
+ "PNG files (*.png)|*.png|"
+ "JPEG files (*.jpg)|*.jpg|"
+ "GIF files (*.gif)|*.gif|"
+ "TIFF files (*.tif)|*.tif|"
+ "PCX files (*.pcx)|*.pcx",
+ wxSAVE);
+
+ if ( savefilename.empty() )
+ return;
+
+ if ( image.GetOptionInt(wxBMP_FORMAT) == wxBMP_8BPP_PALETTE )
+ {
+ unsigned char *cmap = new unsigned char [256];
+ for ( int i = 0; i < 256; i++ )
+ cmap[i] = i;
+ image.SetPalette(wxPalette(256, cmap, cmap, cmap));
+
+ delete cmap;
+ }
+
+ bool saved = FALSE;
+
+ wxString extension = savefilename.AfterLast('.').Lower();
+
+ if (extension == "bmp")
+ saved=image.SaveFile(savefilename, wxBITMAP_TYPE_BMP);
+ else if (extension == "png")
+ saved=image.SaveFile(savefilename, wxBITMAP_TYPE_PNG);
+ else if (extension == "pcx")
+ saved=image.SaveFile(savefilename, wxBITMAP_TYPE_PCX);
+ else if ((extension == "tif") || (extension == "tiff"))
+ saved=image.SaveFile(savefilename, wxBITMAP_TYPE_TIF);
+ else if (extension == "jpg")
+ saved=image.SaveFile(savefilename, wxBITMAP_TYPE_JPEG);
+ else if (extension == "pnm")
+ saved=image.SaveFile(savefilename, wxBITMAP_TYPE_PNM);
+ else
+ wxMessageBox("Unknown file type, see options in file selector.",
+ "Unknown file type",
+ wxOK|wxCENTRE, this);
+ }
+
private:
wxBitmap m_bitmap;
IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
BEGIN_EVENT_TABLE(MyImageFrame, wxFrame)
- EVT_PAINT(MyImageFrame::OnPaint)
+ EVT_PAINT(MyImageFrame::OnPaint)
+ EVT_LEFT_DCLICK(MyImageFrame::OnSave)
END_EVENT_TABLE()
BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
my_horse_pcx = (wxBitmap*) NULL;
my_horse_pnm = (wxBitmap*) NULL;
my_horse_tiff = (wxBitmap*) NULL;
+ my_horse_xpm = (wxBitmap*) NULL;
my_smile_xbm = (wxBitmap*) NULL;
my_square = (wxBitmap*) NULL;
my_anti = (wxBitmap*) NULL;
if ( !image.LoadFile( dir + wxString("horse.jpg")) )
wxLogError("Can't load JPG image");
else
- my_horse_jpeg = new wxBitmap( image.ConvertToBitmap() );
+ my_horse_jpeg = new wxBitmap( image );
#endif // wxUSE_LIBJPEG
#if wxUSE_GIF
if ( !image.LoadFile( dir + wxString("horse.gif")) )
wxLogError("Can't load GIF image");
else
- my_horse_gif = new wxBitmap( image.ConvertToBitmap() );
+ my_horse_gif = new wxBitmap( image );
#endif
#if wxUSE_PCX
if ( !image.LoadFile( dir + wxString("horse.pcx"), wxBITMAP_TYPE_PCX ) )
wxLogError("Can't load PCX image");
else
- my_horse_pcx = new wxBitmap( image.ConvertToBitmap() );
+ my_horse_pcx = new wxBitmap( image );
#endif
image.Destroy();
if ( !image.LoadFile( dir + wxString("horse.bmp"), wxBITMAP_TYPE_BMP ) )
wxLogError("Can't load BMP image");
else
- my_horse_bmp = new wxBitmap( image.ConvertToBitmap() );
+ my_horse_bmp = new wxBitmap( image );
#if wxUSE_XPM
+ image.Destroy();
+
+ if ( !image.LoadFile( dir + wxString("horse.xpm"), wxBITMAP_TYPE_XPM ) )
+ wxLogError("Can't load XPM image");
+ else
+ my_horse_xpm = new wxBitmap( image );
+
if ( !image.SaveFile( dir + wxString("test.xpm"), wxBITMAP_TYPE_XPM ))
wxLogError("Can't save file");
#endif
if ( !image.LoadFile( dir + wxString("horse.pnm"), wxBITMAP_TYPE_PNM ) )
wxLogError("Can't load PNM image");
else
- my_horse_pnm = new wxBitmap( image.ConvertToBitmap() );
+ my_horse_pnm = new wxBitmap( image );
#endif
#if wxUSE_LIBTIFF
if ( !image.LoadFile( dir + wxString("horse.tif"), wxBITMAP_TYPE_TIF ) )
wxLogError("Can't load TIFF image");
else
- my_horse_tiff = new wxBitmap( image.ConvertToBitmap() );
+ my_horse_tiff = new wxBitmap( image );
#endif
CreateAntiAliasedBitmap();
delete my_horse_bmp;
delete my_horse_pcx;
delete my_horse_tiff;
+ delete my_horse_xpm;
delete my_smile_xbm;
delete my_square;
delete my_anti;
if (my_horse_tiff && my_horse_tiff->Ok())
dc.DrawBitmap( *my_horse_tiff, 30, 1530 );
+ dc.DrawText( "XPM handler", 30, 1745 );
+ if (my_horse_xpm && my_horse_xpm->Ok())
+ dc.DrawBitmap( *my_horse_xpm, 30, 1760 );
+
if (my_smile_xbm && my_smile_xbm->Ok())
{
- dc.DrawText( "XBM bitmap", 30, 1745 );
- dc.DrawText( "(green on red)", 30, 1760 );
+ dc.DrawText( "XBM bitmap", 30, 1975 );
+ dc.DrawText( "(green on red)", 30, 1990 );
dc.SetTextForeground( "GREEN" );
dc.SetTextBackground( "RED" );
- dc.DrawBitmap( *my_smile_xbm, 30, 1780 );
+ dc.DrawBitmap( *my_smile_xbm, 30, 2010 );
dc.SetTextForeground( "BLACK" );
- dc.DrawText( "After wxImage conversion", 150, 1745 );
- dc.DrawText( "(red on white)", 150, 1760 );
+ dc.DrawText( "After wxImage conversion", 150, 1975 );
+ dc.DrawText( "(red on white)", 150, 1990 );
dc.SetTextForeground( "RED" );
wxImage i = my_smile_xbm->ConvertToImage();
i.SetMaskColour( 255, 255, 255 );
wxRED_PEN->GetColour().Red(),
wxRED_PEN->GetColour().Green(),
wxRED_PEN->GetColour().Blue() );
- dc.DrawBitmap( i.ConvertToBitmap(), 150, 1780, TRUE );
+ dc.DrawBitmap( i.ConvertToBitmap(), 150, 2010, TRUE );
dc.SetTextForeground( "BLACK" );
}
if (mono.Ok())
{
- dc.DrawText( "Mono bitmap", 30, 1865 );
- dc.DrawText( "(red on green)", 30, 1880 );
+ dc.DrawText( "Mono bitmap", 30, 2095 );
+ dc.DrawText( "(red on green)", 30, 2110 );
dc.SetTextForeground( "RED" );
dc.SetTextBackground( "GREEN" );
- dc.DrawBitmap( mono, 30, 1900 );
+ dc.DrawBitmap( mono, 30, 2130 );
dc.SetTextForeground( "BLACK" );
- dc.DrawText( "After wxImage conversion", 150, 1865 );
- dc.DrawText( "(red on white)", 150, 1880 );
+ dc.DrawText( "After wxImage conversion", 150, 2095 );
+ dc.DrawText( "(red on white)", 150, 2110 );
dc.SetTextForeground( "RED" );
wxImage i = mono.ConvertToImage();
i.SetMaskColour( 255,255,255 );
wxRED_PEN->GetColour().Red(),
wxRED_PEN->GetColour().Green(),
wxRED_PEN->GetColour().Blue() );
- dc.DrawBitmap( i.ConvertToBitmap(), 150, 1900, TRUE );
+ dc.DrawBitmap( i.ConvertToBitmap(), 150, 2130, TRUE );
dc.SetTextForeground( "BLACK" );
}
- dc.DrawText("XPM bitmap", 30, 2000);
+ dc.DrawText("XPM bitmap", 30, 2230);
if ( m_bmpSmileXpm.Ok() )
{
- dc.DrawBitmap(m_bmpSmileXpm, 30, 2020, TRUE);
+ dc.DrawBitmap(m_bmpSmileXpm, 30, 2250, TRUE);
}
- dc.DrawText("XPM icon", 150, 2000);
+ dc.DrawText("XPM icon", 150, 2230);
if ( m_iconSmileXpm.Ok() )
{
- dc.DrawIcon(m_iconSmileXpm, 150, 2020);
+ dc.DrawIcon(m_iconSmileXpm, 150, 2250);
}
}
projects / wxWidgets.git / blobdiff