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loongoffice/include/vcl/graphicfilter.hxx
Noel Grandin 3e82897353 improve the inlinesimplememberfunctions clang plugin 
Change-Id: I6d5a952901648e01904ef5c37f953c517304d31e
2014-06-17 10:55:17 +02:00

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/* -*- 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_GRAPHICFILTER_HXX
#define INCLUDED_VCL_GRAPHICFILTER_HXX
#include <tools/gen.hxx>
#include <tools/stream.hxx>
#include <tools/urlobj.hxx>
#include <vcl/dllapi.h>
#include <vcl/field.hxx>
#include <vcl/graph.hxx>
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/beans/PropertyValue.hpp>
class FilterConfigCache;
struct WMF_EXTERNALHEADER;
struct ConvertData;
#define GRFILTER_OK 0
#define GRFILTER_OPENERROR 1
#define GRFILTER_IOERROR 2
#define GRFILTER_FORMATERROR 3
#define GRFILTER_VERSIONERROR 4
#define GRFILTER_FILTERERROR 5
#define GRFILTER_ABORT 6
#define GRFILTER_TOOBIG 7
#define GRFILTER_OUTHINT_GREY 1
#define GRFILTER_FORMAT_NOTFOUND ((sal_uInt16)0xFFFF)
#define GRFILTER_FORMAT_DONTKNOW ((sal_uInt16)0xFFFF)
#define GRFILTER_I_FLAGS_SET_LOGSIZE_FOR_JPEG 00000001
#define GRFILTER_I_FLAGS_DONT_SET_LOGSIZE_FOR_JPEG 00000002
#define GRFILTER_I_FLAGS_FOR_PREVIEW 00000004
#define GRFILTER_I_FLAGS_ALLOW_PARTIAL_STREAMREAD 00000010
#define IMP_BMP "SVBMP"
#define IMP_MOV "SVMOV"
#define IMP_SVMETAFILE "SVMETAFILE"
#define IMP_WMF "SVWMF"
#define IMP_EMF "SVEMF"
#define IMP_SVSGF "SVSGF"
#define IMP_SVSGV "SVSGV"
#define IMP_GIF "SVIGIF"
#define IMP_PNG "SVIPNG"
#define IMP_JPEG "SVIJPEG"
#define IMP_XBM "SVIXBM"
#define IMP_XPM "SVIXPM"
#define IMP_SVG "SVISVG"
#define EXP_BMP "SVBMP"
#define EXP_SVMETAFILE "SVMETAFILE"
#define EXP_WMF "SVWMF"
#define EXP_EMF "SVEMF"
#define EXP_JPEG "SVEJPEG"
#define EXP_SVG "SVESVG"
#define EXP_PNG "SVEPNG"
#define BMP_SHORTNAME "BMP"
#define MOV_SHORTNAME "MOV"
#define GIF_SHORTNAME "GIF"
#define JPG_SHORTNAME "JPG"
#define MET_SHORTNAME "MET"
#define PCT_SHORTNAME "PCT"
#define PNG_SHORTNAME "PNG"
#define SVM_SHORTNAME "SVM"
#define TIF_SHORTNAME "TIF"
#define WMF_SHORTNAME "WMF"
#define EMF_SHORTNAME "EMF"
#define SVG_SHORTNAME "SVG"
// Info class for all supported file formats
#define GFF_NOT ( (sal_uInt16)0x0000 )
#define GFF_BMP ( (sal_uInt16)0x0001 )
#define GFF_GIF ( (sal_uInt16)0x0002 )
#define GFF_JPG ( (sal_uInt16)0x0003 )
#define GFF_PCD ( (sal_uInt16)0x0004 )
#define GFF_PCX ( (sal_uInt16)0x0005 )
#define GFF_PNG ( (sal_uInt16)0x0006 )
#define GFF_TIF ( (sal_uInt16)0x0007 )
#define GFF_XBM ( (sal_uInt16)0x0008 )
#define GFF_XPM ( (sal_uInt16)0x0009 )
#define GFF_PBM ( (sal_uInt16)0x000a )
#define GFF_PGM ( (sal_uInt16)0x000b )
#define GFF_PPM ( (sal_uInt16)0x000c )
#define GFF_RAS ( (sal_uInt16)0x000d )
#define GFF_TGA ( (sal_uInt16)0x000e )
#define GFF_PSD ( (sal_uInt16)0x000f )
#define GFF_EPS ( (sal_uInt16)0x0010 )
#define GFF_DXF ( (sal_uInt16)0x00f1 )
#define GFF_MET ( (sal_uInt16)0x00f2 )
#define GFF_PCT ( (sal_uInt16)0x00f3 )
#define GFF_SGF ( (sal_uInt16)0x00f4 )
#define GFF_SVM ( (sal_uInt16)0x00f5 )
#define GFF_WMF ( (sal_uInt16)0x00f6 )
#define GFF_SGV ( (sal_uInt16)0x00f7 )
#define GFF_EMF ( (sal_uInt16)0x00f8 )
#define GFF_SVG ( (sal_uInt16)0x00f9 )
#define GFF_MOV ( (sal_uInt16)0x00fa )
#define GFF_XXX ( (sal_uInt16)0xffff )
// - GraphicDescriptor -
class VCL_DLLPUBLIC GraphicDescriptor
{
SvStream* pFileStm;
OUString aPathExt;
Size aPixSize;
Size aLogSize;
sal_uInt16 nBitsPerPixel;
sal_uInt16 nPlanes;
sal_uInt16 nFormat;
bool bCompressed;
bool bOwnStream;
void ImpConstruct();
bool ImpDetectBMP( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectGIF( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectJPG( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPCD( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPCX( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPNG( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectTIF( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectXBM( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectXPM( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPBM( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPGM( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPPM( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectRAS( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectTGA( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPSD( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectEPS( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectDXF( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectMET( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectPCT( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectSGF( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectSVM( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectWMF( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectSGV( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectEMF( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectSVG( SvStream& rStm, bool bExtendedInfo );
bool ImpDetectMOV( SvStream& rStm, bool bExtendedInfo );
GraphicDescriptor( const GraphicDescriptor& );
GraphicDescriptor& operator=( const GraphicDescriptor& );
public:
/** Ctor to set a filename
Detect() must be called to identify the file
If the file has no unique header (Mtf's), the format
is determined from the extension */
GraphicDescriptor( const INetURLObject& rPath );
/** Ctor using a stream
Detect() must be called to identify the file
As some formats (Mtf's) do not have a unique header, it makes sense
to supply the file name (incl. ext.), so that the format can be
derived from the extension */
GraphicDescriptor( SvStream& rInStream, const OUString* pPath = NULL );
virtual ~GraphicDescriptor();
/** starts the detection
if bExtendedInfo == true the file header is used to derive
as many properties as possible (size, color, etc.) */
virtual bool Detect( bool bExtendedInfo = false );
/** @return the file format, GFF_NOT if no format was recognized */
sal_uInt16 GetFileFormat() const { return nFormat; }
/** @return graphic size in pixels or 0 size */
const Size& GetSizePixel() const { return (Size&) aPixSize; }
/** @return the logical graphic size in 1/100mm or 0 size */
const Size& GetSize_100TH_MM() const { return (Size&) aLogSize; }
/** @return bits/pixel or 0 **/
sal_uInt16 GetBitsPerPixel() const { return nBitsPerPixel; }
/** return number of planes or 0 */
sal_uInt16 GetPlanes() const { return nPlanes; }
/** @return true if the graphic is compressed */
bool IsCompressed() const { return bCompressed; }
/** @return filter number that is needed by the GraphFilter to read this format */
static OUString GetImportFormatShortName( sal_uInt16 nFormat );
};
/** Information about errors during the GraphicFilter operation. */
struct FilterErrorEx
{
sal_uLong nFilterError;
sal_uLong nStreamError;
FilterErrorEx() : nFilterError( 0UL ), nStreamError( 0UL ) {}
};
/** Class to import and export graphic formats. */
class VCL_DLLPUBLIC GraphicFilter
{
private:
void ImplInit();
sal_uLong ImplSetError( sal_uLong nError, const SvStream* pStm = NULL );
sal_uInt16 ImpTestOrFindFormat( const OUString& rPath, SvStream& rStream, sal_uInt16& rFormat );
DECL_LINK( FilterCallback, ConvertData* pData );
protected:
OUString aFilterPath;
FilterConfigCache* pConfig;
FilterErrorEx* pErrorEx;
bool bAbort;
bool bUseConfig;
long nExpGraphHint;
public:
GraphicFilter( bool bUseConfig = true );
~GraphicFilter();
void SetFilterPath( const OUString& rFilterPath ) { aFilterPath = rFilterPath; };
sal_uInt16 GetImportFormatCount();
sal_uInt16 GetImportFormatNumber( const OUString& rFormatName );
sal_uInt16 GetImportFormatNumberForMediaType( const OUString& rMediaType );
sal_uInt16 GetImportFormatNumberForShortName( const OUString& rShortName );
sal_uInt16 GetImportFormatNumberForTypeName( const OUString& rType );
OUString GetImportFormatName( sal_uInt16 nFormat );
OUString GetImportFormatTypeName( sal_uInt16 nFormat );
OUString GetImportFormatMediaType( sal_uInt16 nFormat );
OUString GetImportFormatShortName( sal_uInt16 nFormat );
OUString GetImportOSFileType( sal_uInt16 nFormat );
OUString GetImportWildcard( sal_uInt16 nFormat, sal_Int32 nEntry = 0 );
bool IsImportPixelFormat( sal_uInt16 nFormat );
sal_uInt16 GetExportFormatCount();
sal_uInt16 GetExportFormatNumber( const OUString& rFormatName );
sal_uInt16 GetExportFormatNumberForMediaType( const OUString& rShortName );
sal_uInt16 GetExportFormatNumberForShortName( const OUString& rShortName );
OUString GetExportInternalFilterName( sal_uInt16 nFormat );
sal_uInt16 GetExportFormatNumberForTypeName( const OUString& rType );
OUString GetExportFormatName( sal_uInt16 nFormat );
OUString GetExportFormatTypeName( sal_uInt16 nFormat );
OUString GetExportFormatMediaType( sal_uInt16 nFormat );
OUString GetExportFormatShortName( sal_uInt16 nFormat );
OUString GetExportOSFileType( sal_uInt16 nFormat );
OUString GetExportWildcard( sal_uInt16 nFormat, sal_Int32 nEntry = 0 );
bool IsExportPixelFormat( sal_uInt16 nFormat );
sal_uInt16 ExportGraphic( const Graphic& rGraphic, const INetURLObject& rPath,
sal_uInt16 nFormat = GRFILTER_FORMAT_DONTKNOW,
const css::uno::Sequence< css::beans::PropertyValue >* pFilterData = NULL );
sal_uInt16 ExportGraphic( const Graphic& rGraphic, const OUString& rPath,
SvStream& rOStm, sal_uInt16 nFormat = GRFILTER_FORMAT_DONTKNOW,
const css::uno::Sequence< css::beans::PropertyValue >* pFilterData = NULL );
long GetExportGraphicHint() const { return nExpGraphHint; }
sal_uInt16 CanImportGraphic( const INetURLObject& rPath,
sal_uInt16 nFormat = GRFILTER_FORMAT_DONTKNOW,
sal_uInt16 * pDeterminedFormat = NULL);
sal_uInt16 ImportGraphic( Graphic& rGraphic, const INetURLObject& rPath,
sal_uInt16 nFormat = GRFILTER_FORMAT_DONTKNOW,
sal_uInt16 * pDeterminedFormat = NULL, sal_uInt32 nImportFlags = 0 );
sal_uInt16 CanImportGraphic( const OUString& rPath, SvStream& rStream,
sal_uInt16 nFormat = GRFILTER_FORMAT_DONTKNOW,
sal_uInt16 * pDeterminedFormat = NULL);
sal_uInt16 ImportGraphic( Graphic& rGraphic, const OUString& rPath,
SvStream& rStream,
sal_uInt16 nFormat = GRFILTER_FORMAT_DONTKNOW,
sal_uInt16 * pDeterminedFormat = NULL, sal_uInt32 nImportFlags = 0,
WMF_EXTERNALHEADER *pExtHeader = NULL );
sal_uInt16 ImportGraphic( Graphic& rGraphic, const OUString& rPath,
SvStream& rStream,
sal_uInt16 nFormat,
sal_uInt16 * pDeterminedFormat, sal_uInt32 nImportFlags,
com::sun::star::uno::Sequence< com::sun::star::beans::PropertyValue >* pFilterData,
WMF_EXTERNALHEADER *pExtHeader = NULL );
void Abort() { bAbort = true; }
const FilterErrorEx& GetLastError() const { return *pErrorEx;}
void ResetLastError();
const Link GetFilterCallback() const;
static GraphicFilter& GetGraphicFilter();
static int LoadGraphic( const OUString& rPath, const OUString& rFilter,
Graphic& rGraphic,
GraphicFilter* pFilter = NULL,
sal_uInt16* pDeterminedFormat = NULL );
};
#endif // INCLUDED_VCL_GRAPHICFILTER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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