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Diffstat (limited to 'include/vcl/gfxlink.hxx')
| -rw-r--r-- | include/vcl/gfxlink.hxx | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/include/vcl/gfxlink.hxx b/include/vcl/gfxlink.hxx new file mode 100644 index 000000000000..380298b500b8 --- /dev/null +++ b/include/vcl/gfxlink.hxx @@ -0,0 +1,180 @@ +/* -*- 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 _SV_GFXLINK_HXX +#define _SV_GFXLINK_HXX + +#include <vcl/dllapi.h> +#include <tools/solar.h> +#include <vcl/mapmod.hxx> +#include <tools/stream.hxx> + +// ------------- +// - ImpBuffer - +// ------------- + +struct ImpBuffer +{ + sal_uLong mnRefCount; + sal_uInt8* mpBuffer; + + ImpBuffer( sal_uLong nSize ) + { + mnRefCount = 1UL; + mpBuffer = nSize ? new sal_uInt8[ nSize ] : NULL; + } + + ImpBuffer( sal_uInt8* pBuf ) { mnRefCount = 1UL; mpBuffer = pBuf; } + + ~ImpBuffer() { delete[] mpBuffer; } +}; + +// ----------- +// - ImpSwap - +// ----------- + +struct ImpSwap +{ + OUString maURL; + sal_uLong mnDataSize; + sal_uLong mnRefCount; + + ImpSwap( sal_uInt8* pData, sal_uLong nDataSize ); + ~ImpSwap(); + + sal_uInt8* GetData() const; + + sal_Bool IsSwapped() const { return maURL.getLength() > 0; } + + void WriteTo( SvStream& rOStm ) const; +}; + +// -------------- +// - ImpGfxLink - +// -------------- + +struct ImpGfxLink +{ + MapMode maPrefMapMode; + Size maPrefSize; + bool mbPrefMapModeValid; + bool mbPrefSizeValid; + + ImpGfxLink() : + maPrefMapMode(), + maPrefSize(), + mbPrefMapModeValid( false ), + mbPrefSizeValid( false ) + {} +}; + +//#endif // __PRIVATE + +// --------------- +// - GfxLinkType - +// --------------- + +enum GfxLinkType +{ + GFX_LINK_TYPE_NONE = 0, + GFX_LINK_TYPE_EPS_BUFFER = 1, + GFX_LINK_TYPE_NATIVE_GIF = 2, // Don't forget to update the following defines + GFX_LINK_TYPE_NATIVE_JPG = 3, // Don't forget to update the following defines + GFX_LINK_TYPE_NATIVE_PNG = 4, // Don't forget to update the following defines + GFX_LINK_TYPE_NATIVE_TIF = 5, // Don't forget to update the following defines + GFX_LINK_TYPE_NATIVE_WMF = 6, // Don't forget to update the following defines + GFX_LINK_TYPE_NATIVE_MET = 7, // Don't forget to update the following defines + GFX_LINK_TYPE_NATIVE_PCT = 8, // Don't forget to update the following defines + GFX_LINK_TYPE_NATIVE_SVG = 9, // Don't forget to update the following defines + GFX_LINK_TYPE_USER = 0xffff +}; + +#define GFX_LINK_FIRST_NATIVE_ID GFX_LINK_TYPE_NATIVE_GIF +#define GFX_LINK_LAST_NATIVE_ID GFX_LINK_TYPE_NATIVE_SVG + +// ----------- +// - GfxLink - +// ----------- + +struct ImpBuffer; +struct ImpSwap; +struct ImpGfxLink; +class Graphic; + +class VCL_DLLPUBLIC GfxLink +{ +private: + + GfxLinkType meType; + ImpBuffer* mpBuf; + ImpSwap* mpSwap; + sal_uInt32 mnBufSize; + sal_uInt32 mnUserId; + ImpGfxLink* mpImpData; + sal_uLong mnExtra2; + + SAL_DLLPRIVATE void ImplCopy( const GfxLink& rGfxLink ); + +public: + GfxLink(); + GfxLink( const GfxLink& ); + GfxLink( const String& rPath, GfxLinkType nType ); + GfxLink( sal_uInt8* pBuf, sal_uInt32 nBufSize, GfxLinkType nType, sal_Bool bOwns ); + ~GfxLink(); + + GfxLink& operator=( const GfxLink& ); + sal_Bool IsEqual( const GfxLink& ) const; + + GfxLinkType GetType() const; + + void SetUserId( sal_uInt32 nUserId ) { mnUserId = nUserId; } + sal_uInt32 GetUserId() const { return mnUserId; } + + sal_uInt32 GetDataSize() const; + void SetData( sal_uInt8* pBuf, sal_uInt32 nSize, GfxLinkType nType, sal_Bool bOwns ); + const sal_uInt8* GetData() const; + + const Size& GetPrefSize() const; + void SetPrefSize( const Size& rPrefSize ); + bool IsPrefSizeValid(); + + const MapMode& GetPrefMapMode() const; + void SetPrefMapMode( const MapMode& rPrefMapMode ); + bool IsPrefMapModeValid(); + + sal_Bool IsNative() const; + sal_Bool IsUser() const { return( GFX_LINK_TYPE_USER == meType ); } + + sal_Bool LoadNative( Graphic& rGraphic ); + + sal_Bool ExportNative( SvStream& rOStream ) const; + + void SwapOut(); + void SwapIn(); + sal_Bool IsSwappedOut() const { return( mpSwap != NULL ); } + +public: + + friend VCL_DLLPUBLIC SvStream& operator<<( SvStream& rOStream, const GfxLink& rGfxLink ); + friend VCL_DLLPUBLIC SvStream& operator>>( SvStream& rIStream, GfxLink& rGfxLink ); +}; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |