/////////////////////////////////////////////////////////////////////////////
-// Name: imagbmp.h
-// Purpose: wxImage BMP handler
-// Author: Robert Roebling
+// Name: wx/imagbmp.h
+// Purpose: wxImage BMP, ICO, CUR and ANI handlers
+// Author: Robert Roebling, Chris Elliott
// RCS-ID: $Id$
-// Copyright: (c) Robert Roebling
+// Copyright: (c) Robert Roebling, Chris Elliott
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_IMAGBMP_H_
#define _WX_IMAGBMP_H_
-#ifdef __GNUG__
-#pragma interface "imagbmp.h"
-#endif
-
#include "wx/image.h"
-//-----------------------------------------------------------------------------
+// defines for saving the BMP file in different formats, Bits Per Pixel
+// USE: wximage.SetOption( wxIMAGE_OPTION_BMP_FORMAT, wxBMP_xBPP );
+#define wxIMAGE_OPTION_BMP_FORMAT wxString(wxT("wxBMP_FORMAT"))
+
+// These two options are filled in upon reading CUR file and can (should) be
+// specified when saving a CUR file - they define the hotspot of the cursor:
+#define wxIMAGE_OPTION_CUR_HOTSPOT_X wxT("HotSpotX")
+#define wxIMAGE_OPTION_CUR_HOTSPOT_Y wxT("HotSpotY")
+
+
+enum
+{
+ wxBMP_24BPP = 24, // default, do not need to set
+ //wxBMP_16BPP = 16, // wxQuantize can only do 236 colors?
+ wxBMP_8BPP = 8, // 8bpp, quantized colors
+ wxBMP_8BPP_GREY = 9, // 8bpp, rgb averaged to greys
+ wxBMP_8BPP_GRAY = wxBMP_8BPP_GREY,
+ wxBMP_8BPP_RED = 10, // 8bpp, red used as greyscale
+ wxBMP_8BPP_PALETTE = 11, // 8bpp, use the wxImage's palette
+ wxBMP_4BPP = 4, // 4bpp, quantized colors
+ wxBMP_1BPP = 1, // 1bpp, quantized "colors"
+ wxBMP_1BPP_BW = 2 // 1bpp, black & white from red
+};
+
+// ----------------------------------------------------------------------------
// wxBMPHandler
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxBMPHandler: public wxImageHandler
+class WXDLLIMPEXP_CORE wxBMPHandler : public wxImageHandler
{
- DECLARE_DYNAMIC_CLASS(wxBMPHandler)
+public:
+ wxBMPHandler()
+ {
+ m_name = wxT("Windows bitmap file");
+ m_extension = wxT("bmp");
+ m_type = wxBITMAP_TYPE_BMP;
+ m_mime = wxT("image/x-bmp");
+ }
+#if wxUSE_STREAMS
+ virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=true );
+ virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=true, int index=-1 );
+
+protected:
+ virtual bool DoCanRead( wxInputStream& stream );
+ bool SaveDib(wxImage *image, wxOutputStream& stream, bool verbose,
+ bool IsBmp, bool IsMask);
+ bool DoLoadDib(wxImage *image, int width, int height, int bpp, int ncolors,
+ int comp, wxFileOffset bmpOffset, wxInputStream& stream,
+ bool verbose, bool IsBmp, bool hasPalette);
+ bool LoadDib(wxImage *image, wxInputStream& stream, bool verbose, bool IsBmp);
+#endif // wxUSE_STREAMS
+
+private:
+ DECLARE_DYNAMIC_CLASS(wxBMPHandler)
+};
+
+#if wxUSE_ICO_CUR
+// ----------------------------------------------------------------------------
+// wxICOHandler
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxICOHandler : public wxBMPHandler
+{
public:
+ wxICOHandler()
+ {
+ m_name = wxT("Windows icon file");
+ m_extension = wxT("ico");
+ m_type = wxBITMAP_TYPE_ICO;
+ m_mime = wxT("image/x-ico");
+ }
+
+#if wxUSE_STREAMS
+ virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=true );
+ virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=true, int index=-1 );
+ virtual bool DoLoadFile( wxImage *image, wxInputStream& stream, bool verbose, int index );
- inline wxBMPHandler()
- {
- m_name = "BMP file";
- m_extension = "bmp";
- m_type = wxBITMAP_TYPE_BMP;
- m_mime = "image/bmp";
- };
+protected:
+ virtual int DoGetImageCount( wxInputStream& stream );
+ virtual bool DoCanRead( wxInputStream& stream );
+#endif // wxUSE_STREAMS
+private:
+ DECLARE_DYNAMIC_CLASS(wxICOHandler)
+};
+
+
+// ----------------------------------------------------------------------------
+// wxCURHandler
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxCURHandler : public wxICOHandler
+{
+public:
+ wxCURHandler()
+ {
+ m_name = wxT("Windows cursor file");
+ m_extension = wxT("cur");
+ m_type = wxBITMAP_TYPE_CUR;
+ m_mime = wxT("image/x-cur");
+ }
+
+ // VS: This handler's meat is implemented inside wxICOHandler (the two
+ // formats are almost identical), but we hide this fact at
+ // the API level, since it is a mere implementation detail.
+
+protected:
#if wxUSE_STREAMS
- virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=0 );
- virtual bool DoCanRead( wxInputStream& stream );
-#endif
+ virtual bool DoCanRead( wxInputStream& stream );
+#endif // wxUSE_STREAMS
+
+private:
+ DECLARE_DYNAMIC_CLASS(wxCURHandler)
};
+// ----------------------------------------------------------------------------
+// wxANIHandler
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxANIHandler : public wxCURHandler
+{
+public:
+ wxANIHandler()
+ {
+ m_name = wxT("Windows animated cursor file");
+ m_extension = wxT("ani");
+ m_type = wxBITMAP_TYPE_ANI;
+ m_mime = wxT("image/x-ani");
+ }
-#endif
- // _WX_IMAGBMP_H_
+#if wxUSE_STREAMS
+ virtual bool SaveFile( wxImage *WXUNUSED(image), wxOutputStream& WXUNUSED(stream), bool WXUNUSED(verbose=true) ){return false ;}
+ virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=true, int index=-1 );
+
+protected:
+ virtual int DoGetImageCount( wxInputStream& stream );
+ virtual bool DoCanRead( wxInputStream& stream );
+#endif // wxUSE_STREAMS
+
+private:
+ DECLARE_DYNAMIC_CLASS(wxANIHandler)
+};
+#endif // wxUSE_ICO_CUR
+#endif // _WX_IMAGBMP_H_
projects / wxWidgets.git / blobdiff