// Modified by:
// Created: 03.03.03 (replaces the old file with the same name)
// RCS-ID: $Id$
-// Copyright: (c) 1997-2003 wxWindows team
+// Copyright: (c) 1997-2003 wxWidgets team
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/msw/private.h"
+#if wxUSE_WXDIB
+
// ----------------------------------------------------------------------------
// wxDIB: represents a DIB section
// ----------------------------------------------------------------------------
wxDIB(const wxBitmap& bmp)
{ Init(); (void)Create(bmp); }
+ // create a DIB from the Windows DDB
+ wxDIB(HBITMAP hbmp)
+ { Init(); (void)Create(hbmp); }
+
// load a DIB from file (any depth is supoprted here unlike above)
//
// as above, use IsOk() to see if the bitmap was loaded successfully
// same as the corresponding ctors but with return value
bool Create(int width, int height, int depth);
bool Create(const wxBitmap& bmp);
+ bool Create(HBITMAP hbmp);
bool Load(const wxString& filename);
// dtor is not virtual, this class is not meant to be used polymorphically
// operations
// ----------
- // create a bitmap compatiblr with the given HDC (or screen by default) and
+#ifndef __WXWINCE__
+ // create a bitmap compatible with the given HDC (or screen by default) and
// return its handle, the caller is responsible for freeing it (using
// DeleteObject())
HBITMAP CreateDDB(HDC hdc = 0) const;
+#endif // !__WXWINCE__
// get the handle from the DIB and reset it, i.e. this object won't destroy
// the DIB after this (but the caller should do it)
// get raw pointer to bitmap bits, you should know what you do if you
// decide to use it
- void *GetData() const { DoGetObject(); return m_data; }
+ unsigned char *GetData() const
+ { DoGetObject(); return (unsigned char *)m_data; }
// HBITMAP conversion
// ------------------
- // these functions are only used by wxWindows internally right now, please
+ // these functions are only used by wxWidgets internally right now, please
// don't use them directly if possible as they're subject to change
+#ifndef __WXWINCE__
// creates a DDB compatible with the given (or screen) DC from either
// a plain DIB or a DIB section (in which case the last parameter must be
// non NULL)
// function (this overload is needed for wxBitmapDataObject code in
// src/msw/ole/dataobj.cpp)
static size_t ConvertFromBitmap(BITMAPINFO *pbi, HBITMAP hbmp);
+#endif // __WXWINCE__
// wxImage conversion
// free resources
void Free();
+ // initialize the contents from the provided DDB (Create() must have been
+ // already called)
+ bool CopyFromDDB(HBITMAP hbmp);
+
+
// the DIB section handle, 0 if invalid
HBITMAP m_handle;
// the case
bool m_ownsHandle;
+ // if true, we have alpha, if false we don't (note that we can still have
+ // m_depth == 32 but the last component is then simply padding and not
+ // alpha)
+ bool m_hasAlpha;
+
// DIBs can't be copied
wxDIB(const wxDIB&);
{
m_handle = 0;
m_ownsHandle = true;
+ m_hasAlpha = false;
m_data = NULL;
Free();
}
+#endif
+ // wxUSE_WXDIB
+
#endif // _WX_MSW_DIB_H_