1 files changed, 114 insertions, 0 deletions
diff --git a/vcl/inc/vcl/alpha.hxx b/vcl/inc/vcl/alpha.hxx
new file mode 100644
index 000000000000..a31e68832ba1
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+++ b/vcl/inc/vcl/alpha.hxx
@@ -0,0 +1,114 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef _SV_ALPHA_HXX
+#define _SV_ALPHA_HXX
+
+#include <vcl/dllapi.h>
+#include <vcl/bitmap.hxx>
+
+// -------------
+// - AlphaMask -
+// -------------
+
+class ImageList;
+class BitmapEx;
+
+class VCL_DLLPUBLIC AlphaMask : private Bitmap
+{
+    friend class BitmapEx;
+    friend class OutputDevice;
+    friend VCL_DLLPUBLIC SvStream& operator<<( SvStream&, const ImageList& );
+
+private:
+
+    SAL_DLLPRIVATE const Bitmap&    ImplGetBitmap() const;
+    SAL_DLLPRIVATE void             ImplSetBitmap( const Bitmap& rBitmap );
+
+public:
+
+                            AlphaMask();
+                            AlphaMask( const Bitmap& rBitmap );
+                            AlphaMask( const AlphaMask& rAlphaMask );
+                            AlphaMask( const Size& rSizePixel, BYTE* pEraseTransparency = NULL );
+                            ~AlphaMask();
+
+    AlphaMask&              operator=( const Bitmap& rBitmap );
+    AlphaMask&              operator=( const AlphaMask& rAlphaMask ) { return (AlphaMask&) Bitmap::operator=( rAlphaMask ); }
+    BOOL                    operator!() const { return Bitmap::operator!(); }
+    BOOL                    operator==( const AlphaMask& rAlphaMask ) const { return Bitmap::operator==( rAlphaMask ); }
+    BOOL                    operator!=( const AlphaMask& rAlphaMask ) const { return Bitmap::operator!=( rAlphaMask ); }
+
+    const MapMode&          GetPrefMapMode() const { return Bitmap::GetPrefMapMode(); }
+    void                    SetPrefMapMode( const MapMode& rMapMode ) { Bitmap::SetPrefMapMode( rMapMode ); }
+
+    const Size&             GetPrefSize() const { return Bitmap::GetPrefSize(); }
+    void                    SetPrefSize( const Size& rSize ) { Bitmap::SetPrefSize( rSize ); }
+
+    Size                    GetSizePixel() const { return Bitmap::GetSizePixel(); }
+    void                    SetSizePixel( const Size& rNewSize ) { Bitmap::SetSizePixel( rNewSize ); }
+
+    ULONG                   GetSizeBytes() const { return Bitmap::GetSizeBytes(); }
+    ULONG                   GetChecksum() const { return Bitmap::GetChecksum(); }
+
+    Bitmap                  GetBitmap() const;
+
+public:
+
+    BOOL                    Crop( const Rectangle& rRectPixel );
+    BOOL                    Expand( ULONG nDX, ULONG nDY, BYTE* pInitTransparency = NULL );
+    BOOL                    CopyPixel( const Rectangle& rRectDst, const Rectangle& rRectSrc, const AlphaMask* pAlphaSrc = NULL );
+    BOOL                    Erase( BYTE cTransparency );
+    BOOL                    Invert();
+    BOOL                    Mirror( ULONG nMirrorFlags );
+    BOOL                    Scale( const Size& rNewSize, ULONG nScaleFlag = BMP_SCALE_FAST );
+    BOOL                    Scale( const double& rScaleX, const double& rScaleY, ULONG nScaleFlag = BMP_SCALE_FAST );
+    BOOL                    Rotate( long nAngle10, BYTE cFillTransparency );
+    BOOL                    Replace( const Bitmap& rMask, BYTE rReplaceTransparency );
+    BOOL                    Replace( BYTE cSearchTransparency, BYTE cReplaceTransparency, ULONG nTol = 0UL );
+    BOOL                    Replace( BYTE* pSearchTransparencies, BYTE* pReplaceTransparencies,
+                                     ULONG nColorCount, ULONG* pTols = NULL );
+
+public:
+
+    BitmapReadAccess*       AcquireReadAccess() { return Bitmap::AcquireReadAccess(); }
+    BitmapWriteAccess*      AcquireWriteAccess() { return Bitmap::AcquireWriteAccess(); }
+    void                    ReleaseAccess( BitmapReadAccess* pAccess );
+
+public:
+
+    BOOL                    Read( SvStream& rIStm, BOOL bFileHeader = TRUE ) { return Bitmap::Read( rIStm, bFileHeader ); }
+    BOOL                    Write( SvStream& rOStm, BOOL bCompressed = TRUE, BOOL bFileHeader = TRUE ) const { return Bitmap::Write( rOStm, bCompressed, bFileHeader ); }
+
+    friend VCL_DLLPUBLIC SvStream& operator<<( SvStream& rOStm, const BitmapEx& rBitmapEx );
+    friend VCL_DLLPUBLIC SvStream& operator>>( SvStream& rIStm, BitmapEx& rBitmapEx );
+};
+
+#endif // _SV_ALPHA_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */