| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef _SV_SALBMP_H |
| #define _SV_SALBMP_H |
| |
| #include <tools/gen.hxx> |
| #include <win/wincomp.hxx> |
| #include <salbmp.hxx> |
| #include <boost/shared_ptr.hpp> |
| |
| // -------------- |
| // - SalBitmap - |
| // -------------- |
| |
| struct BitmapBuffer; |
| class BitmapColor; |
| class BitmapPalette; |
| class SalGraphics; |
| namespace Gdiplus { class Bitmap; } |
| typedef boost::shared_ptr< Gdiplus::Bitmap > GdiPlusBmpPtr; |
| |
| class WinSalBitmap : public SalBitmap |
| { |
| private: |
| friend class GdiPlusBuffer; // allow buffer to remove maGdiPlusBitmap and mpAssociatedAlpha eventually |
| |
| Size maSize; |
| HGLOBAL mhDIB; |
| HBITMAP mhDDB; |
| |
| // the buffered evtl. used Gdiplus::Bitmap instance. It is managed by |
| // GdiPlusBuffer. To make this safe, it is only handed out as shared |
| // pointer; the GdiPlusBuffer may delete the local instance. |
| // |
| // mpAssociatedAlpha holds the last WinSalBitmap used to construct an |
| // evtl. buffered GdiPlusBmp. This is needed since the GdiPlusBmp is a single |
| // instance and remembered only on the content-WinSalBitmap, not on the |
| // alpha-WinSalBitmap. |
| GdiPlusBmpPtr maGdiPlusBitmap; |
| const WinSalBitmap* mpAssociatedAlpha; |
| |
| sal_uInt16 mnBitCount; |
| |
| Gdiplus::Bitmap* ImplCreateGdiPlusBitmap(const WinSalBitmap& rAlphaSource); |
| Gdiplus::Bitmap* ImplCreateGdiPlusBitmap(); |
| |
| public: |
| |
| HGLOBAL ImplGethDIB() const { return mhDIB; } |
| HBITMAP ImplGethDDB() const { return mhDDB; } |
| |
| GdiPlusBmpPtr ImplGetGdiPlusBitmap(const WinSalBitmap* pAlphaSource = 0) const; |
| |
| static HGLOBAL ImplCreateDIB( const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal ); |
| static HANDLE ImplCopyDIBOrDDB( HANDLE hHdl, bool bDIB ); |
| static sal_uInt16 ImplGetDIBColorCount( HGLOBAL hDIB ); |
| static void ImplDecodeRLEBuffer( const BYTE* pSrcBuf, BYTE* pDstBuf, |
| const Size& rSizePixel, bool bRLE4 ); |
| |
| public: |
| |
| WinSalBitmap(); |
| virtual ~WinSalBitmap(); |
| |
| public: |
| |
| bool Create( HANDLE hBitmap, bool bDIB, bool bCopyHandle ); |
| virtual bool Create( const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal ); |
| virtual bool Create( const SalBitmap& rSalBmpImpl ); |
| virtual bool Create( const SalBitmap& rSalBmpImpl, SalGraphics* pGraphics ); |
| virtual bool Create( const SalBitmap& rSalBmpImpl, sal_uInt16 nNewBitCount ); |
| |
| virtual void Destroy(); |
| |
| virtual Size GetSize() const { return maSize; } |
| virtual sal_uInt16 GetBitCount() const { return mnBitCount; } |
| |
| virtual BitmapBuffer* AcquireBuffer( bool bReadOnly ); |
| virtual void ReleaseBuffer( BitmapBuffer* pBuffer, bool bReadOnly ); |
| virtual bool GetSystemData( BitmapSystemData& rData ); |
| }; |
| |
| #endif // _SV_SALBMP_HXX |