refresh cache on size/margins change; expanded cache to contain N elements, not just one

[wxWidgets.git] / include / wx / msw / bitmap.h

diff --git a/include/wx/msw/bitmap.h b/include/wx/msw/bitmap.h
index 22b8a1bb1623c645fa50944f974601414518dd25..c545d275ec321b5bf78d9bf0e08a75d39b3ce2d0 100644 (file)
--- a/include/wx/msw/bitmap.h
+++ b/include/wx/msw/bitmap.h
@@ -31,7 +31,7 @@ class WXDLLEXPORT wxIcon;
 class WXDLLEXPORT wxImage;
 class WXDLLEXPORT wxMask;
 class WXDLLEXPORT wxPalette;
-class WXDLLEXPORT wxRawBitmapData;
+class WXDLLEXPORT wxPixelDataBase;
 
 // ----------------------------------------------------------------------------
 // wxBitmap: a mono or colour bitmap
@@ -132,8 +132,8 @@ public:
         { return (wxBitmapRefData *)m_refData; }
 
     // raw bitmap access support functions
-    bool GetRawData(wxRawBitmapData *data);
-    void UngetRawData(wxRawBitmapData *) { /* nothing to do here */ }
+    void *GetRawData(wxPixelDataBase& data, int bpp);
+    void UngetRawData(wxPixelDataBase& data);
 
 #if wxUSE_PALETTE
     wxPalette* GetPalette() const;
@@ -146,8 +146,10 @@ public:
     bool operator==(const wxBitmap& bitmap) const { return m_refData == bitmap.m_refData; }
     bool operator!=(const wxBitmap& bitmap) const { return m_refData != bitmap.m_refData; }
 
-    // this function is internal and shouldn't be used, it risks to disappear
+    // these functions are internal and shouldn't be used, they risk to
+    // disappear in the future
     bool HasAlpha() const;
+    void UseAlpha();
 
 #if WXWIN_COMPATIBILITY_2_4
     // these functions do nothing and are only there for backwards
@@ -179,20 +181,6 @@ public:
     wxDC *GetSelectedInto() const;
 #endif // __WXDEBUG__
 
-    // Creates a bitmap that matches the device context's depth, from an
-    // arbitray bitmap. At present, the original bitmap must have an associated
-    // palette. (TODO: use a default palette if no palette exists.) This
-    // function is necessary for you to Blit an arbitrary bitmap (which may
-    // have the wrong depth). wxDC::SelectObject will compare the depth of the
-    // bitmap with the DC's depth, and create a new bitmap if the depths
-    // differ. Eventually we should perhaps make this a public API function so
-    // that an app can efficiently produce bitmaps of the correct depth. The
-    // Windows solution is to use SetDibBits to blit an arbotrary DIB directly
-    // to a DC, but this is too Windows-specific, hence this solution of
-    // quietly converting the wxBitmap. Contributed by Frederic Villeneuve
-    // <frederic.villeneuve@natinst.com>
-    wxBitmap GetBitmapForDC(wxDC& dc) const;
-
 protected:
     // common part of all ctors
     void Init();