#include "wx/msw/gdiimage.h"
#include "wx/palette.h"
-class WXDLLEXPORT wxBitmap;
-class WXDLLEXPORT wxBitmapHandler;
-class WXDLLEXPORT wxBitmapRefData;
-class WXDLLEXPORT wxControl;
-class WXDLLEXPORT wxCursor;
-class WXDLLEXPORT wxDC;
+class WXDLLIMPEXP_FWD_CORE wxBitmap;
+class WXDLLIMPEXP_FWD_CORE wxBitmapHandler;
+class WXDLLIMPEXP_FWD_CORE wxBitmapRefData;
+class WXDLLIMPEXP_FWD_CORE wxControl;
+class WXDLLIMPEXP_FWD_CORE wxCursor;
+class WXDLLIMPEXP_FWD_CORE wxDC;
#if wxUSE_WXDIB
-class WXDLLEXPORT wxDIB;
+class WXDLLIMPEXP_FWD_CORE wxDIB;
#endif
-class WXDLLEXPORT wxIcon;
-class WXDLLEXPORT wxImage;
-class WXDLLEXPORT wxMask;
-class WXDLLEXPORT wxPalette;
-class WXDLLEXPORT wxPixelDataBase;
+class WXDLLIMPEXP_FWD_CORE wxIcon;
+class WXDLLIMPEXP_FWD_CORE wxImage;
+class WXDLLIMPEXP_FWD_CORE wxMask;
+class WXDLLIMPEXP_FWD_CORE wxPalette;
+class WXDLLIMPEXP_FWD_CORE wxPixelDataBase;
+
+// What kind of transparency should a bitmap copied from an icon or cursor
+// have?
+enum wxBitmapTransparency
+{
+ wxBitmapTransparency_Auto, // default: copy alpha if the source has it
+ wxBitmapTransparency_None, // never create alpha
+ wxBitmapTransparency_Always // always use alpha
+};
// ----------------------------------------------------------------------------
// wxBitmap: a mono or colour bitmap
// we must have this, otherwise icons are silently copied into bitmaps using
// the copy ctor but the resulting bitmap is invalid!
- wxBitmap(const wxIcon& icon) { CopyFromIcon(icon); }
+ wxBitmap(const wxIcon& icon,
+ wxBitmapTransparency transp = wxBitmapTransparency_Auto)
+ {
+ CopyFromIcon(icon, transp);
+ }
wxBitmap& operator=(const wxIcon& icon)
{
// get the given part of bitmap
wxBitmap GetSubBitmap( const wxRect& rect ) const;
+ // NB: This should not be called from user code. It is for wx internal
+ // use only.
+ wxBitmap GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const;
+
// copies the contents and mask of the given (colour) icon to the bitmap
- bool CopyFromIcon(const wxIcon& icon);
+ bool CopyFromIcon(const wxIcon& icon,
+ wxBitmapTransparency transp = wxBitmapTransparency_Auto);
// copies the contents and mask of the given cursor to the bitmap
- bool CopyFromCursor(const wxCursor& cursor);
+ bool CopyFromCursor(const wxCursor& cursor,
+ wxBitmapTransparency transp = wxBitmapTransparency_Auto);
#if wxUSE_WXDIB
// copies from a device independent bitmap
bool HasAlpha() const;
void UseAlpha();
-#if WXWIN_COMPATIBILITY_2_4
- // these functions do nothing and are only there for backwards
- // compatibility
- wxDEPRECATED( int GetQuality() const );
- wxDEPRECATED( void SetQuality(int quality) );
-#endif // WXWIN_COMPATIBILITY_2_4
-
// implementation only from now on
// -------------------------------
protected:
virtual wxGDIImageRefData *CreateData() const;
- virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
+ virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
// creates an uninitialized bitmap, called from Create()s above
bool DoCreate(int w, int h, int depth, WXHDC hdc);
private:
// common part of CopyFromIcon/CopyFromCursor for Win32
- bool CopyFromIconOrCursor(const wxGDIImage& icon);
+ bool
+ CopyFromIconOrCursor(const wxGDIImage& icon,
+ wxBitmapTransparency transp = wxBitmapTransparency_Auto);
DECLARE_DYNAMIC_CLASS(wxBitmap)