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Diffstat (limited to '')
| -rw-r--r-- | vcl/inc/win/salbmp.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/vcl/inc/win/salbmp.h b/vcl/inc/win/salbmp.h new file mode 100644 index 000000000..d6acd14e8 --- /dev/null +++ b/vcl/inc/win/salbmp.h @@ -0,0 +1,115 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ + +#ifndef INCLUDED_VCL_INC_WIN_SALBMP_H +#define INCLUDED_VCL_INC_WIN_SALBMP_H + +#include <tools/gen.hxx> +#include <win/wincomp.hxx> +#include <salbmp.hxx> +#include <basegfx/utils/systemdependentdata.hxx> +#include <memory> + + +struct BitmapBuffer; +class BitmapColor; +class BitmapPalette; +class SalGraphics; +namespace Gdiplus { class Bitmap; } + +class WinSalBitmap final: public SalBitmap, public basegfx::SystemDependentDataHolder +{ +private: + Size maSize; + HGLOBAL mhDIB; + HBITMAP mhDDB; + + sal_uInt16 mnBitCount; + + Gdiplus::Bitmap* ImplCreateGdiPlusBitmap(const WinSalBitmap& rAlphaSource); + Gdiplus::Bitmap* ImplCreateGdiPlusBitmap(); + +public: + + HGLOBAL ImplGethDIB() const { return mhDIB; } + HBITMAP ImplGethDDB() const { return mhDDB; } + + std::shared_ptr< Gdiplus::Bitmap > ImplGetGdiPlusBitmap(const WinSalBitmap* pAlphaSource = nullptr) 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() override; + +public: + + bool Create( HANDLE hBitmap, bool bDIB, bool bCopyHandle ); + virtual bool Create( const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal ) override; + virtual bool Create( const SalBitmap& rSalBmpImpl ) override; + virtual bool Create( const SalBitmap& rSalBmpImpl, SalGraphics* pGraphics ) override; + virtual bool Create( const SalBitmap& rSalBmpImpl, sal_uInt16 nNewBitCount ) override; + virtual bool Create( const css::uno::Reference< css::rendering::XBitmapCanvas >& rBitmapCanvas, + Size& rSize, + bool bMask = false ) override; + + virtual void Destroy() override; + + virtual Size GetSize() const override { return maSize; } + virtual sal_uInt16 GetBitCount() const override { return mnBitCount; } + + virtual BitmapBuffer* AcquireBuffer( BitmapAccessMode nMode ) override; + virtual void ReleaseBuffer( BitmapBuffer* pBuffer, BitmapAccessMode nMode ) override; + virtual bool GetSystemData( BitmapSystemData& rData ) override; + + virtual bool ScalingSupported() const override; + virtual bool Scale( const double& rScaleX, const double& rScaleY, BmpScaleFlag nScaleFlag ) override; + virtual bool Replace( const Color& rSearchColor, const Color& rReplaceColor, sal_uInt8 nTol ) override; + + // exclusive management op's for SystemDependentData at WinSalBitmap + template<class T> + std::shared_ptr<T> getSystemDependentData() const + { + return std::static_pointer_cast<T>(basegfx::SystemDependentDataHolder::getSystemDependentData(typeid(T).hash_code())); + } + + template<class T, class... Args> + std::shared_ptr<T> addOrReplaceSystemDependentData(basegfx::SystemDependentDataManager& manager, Args&&... args) const + { + std::shared_ptr<T> r = std::make_shared<T>(manager, std::forward<Args>(args)...); + + // tdf#129845 only add to buffer if a relevant buffer time is estimated + if(r->calculateCombinedHoldCyclesInSeconds() > 0) + { + basegfx::SystemDependentData_SharedPtr r2(r); + const_cast< WinSalBitmap* >(this)->basegfx::SystemDependentDataHolder::addOrReplaceSystemDependentData(r2); + } + + return r; + } +}; + +#endif // INCLUDED_VCL_INC_WIN_SALBMP_H + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |