X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5ca21fe7bfda18e2da4e17eb529c4dfa0c824db2..66c2bf7b1d9326fb650acfaae22ec50528cfbf7c:/include/wx/msw/bitmap.h

diff --git a/include/wx/msw/bitmap.h b/include/wx/msw/bitmap.h
index 6af2d21627..ef07317b1d 100644
--- a/include/wx/msw/bitmap.h
+++ b/include/wx/msw/bitmap.h
@@ -4,7 +4,6 @@
 // Author:      Julian Smart
 // Modified by:
 // Created:     01/02/97
-// RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
@@ -13,6 +12,7 @@
 #define _WX_BITMAP_H_
 
 #include "wx/msw/gdiimage.h"
+#include "wx/math.h"
 #include "wx/palette.h"
 
 class WXDLLIMPEXP_FWD_CORE wxBitmap;
@@ -144,6 +144,9 @@ public:
 
     virtual bool Create(int width, int height, const wxDC& dc);
     virtual bool Create(const void* data, wxBitmapType type, int width, int height, int depth = 1);
+    virtual bool CreateScaled(int w, int h, int d, double logicalScale)
+        { return Create(wxRound(w*logicalScale), wxRound(h*logicalScale), d); }
+
     virtual bool LoadFile(const wxString& name, wxBitmapType type = wxBITMAP_DEFAULT_TYPE);
     virtual bool SaveFile(const wxString& name, wxBitmapType type, const wxPalette *cmap = NULL) const;
 
@@ -167,6 +170,13 @@ public:
     bool HasAlpha() const;
     void UseAlpha();
 
+    // support for scaled bitmaps
+    virtual double GetScaleFactor() const { return 1.0; }
+    virtual double GetScaledWidth() const { return GetWidth() / GetScaleFactor(); }
+    virtual double GetScaledHeight() const { return GetHeight() / GetScaleFactor(); }
+    virtual wxSize GetScaledSize() const
+        { return wxSize(wxRound(GetScaledWidth()), wxRound(GetScaledHeight())); }
+
     // implementation only from now on
     // -------------------------------