Correct wxImage::Size() again; add unit tests for it.

[wxWidgets.git] / include / wx / imagbmp.h

diff --git a/include/wx/imagbmp.h b/include/wx/imagbmp.h
index 8fc5d9a82049df14917bf89e75a1cf7e9d49280a..a54dceb21173b535c494c9f895b314450a24e18d 100644 (file)
--- a/include/wx/imagbmp.h
+++ b/include/wx/imagbmp.h
@@ -1,46 +1,160 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// 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:      $Id$
 // RCS-ID:      $Id$

-// Copyright:   (c) Robert Roebling
+// Copyright:   (c) Robert Roebling, Chris Elliott

 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_IMAGBMP_H_
 #define _WX_IMAGBMP_H_
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_IMAGBMP_H_
 #define _WX_IMAGBMP_H_
 

-#ifdef __GNUG__
-#pragma interface "imagbmp.h"
-#endif
-

 #include "wx/image.h"
 
 #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
 // 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:
 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
 #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_