office-gobmx/svtools/source/urlobj/inetimg.cxx
Stephan Bergmann 5536aea822 Let OUStringLiteral1 take its arg as ctor arg, not template arg
...which makes it more flexible, can now also be used on non-const arguments.
The drawback of the argument no longer being a compile-time constant is remedied
by making the ctor constexpr.

Change-Id: Ia4903a2cc86791fece92eac0cb8406b6659dd19d
2016-08-30 07:43:52 +02:00

136 lines
5.3 KiB
C++

/* -*- 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 .
*/
#include <osl/thread.h>
#include <sot/formats.hxx>
#include <tools/stream.hxx>
#include <svtools/inetimg.hxx>
static const sal_Unicode TOKEN_SEPARATOR = '\001';
void INetImage::Write( SvStream& rOStm, SotClipboardFormatId nFormat ) const
{
switch( nFormat )
{
case SotClipboardFormatId::INET_IMAGE:
{
OUString sString(
aImageURL + OUStringLiteral1(TOKEN_SEPARATOR) + aTargetURL
+ OUStringLiteral1(TOKEN_SEPARATOR) + aTargetFrame
+ OUStringLiteral1(TOKEN_SEPARATOR) + aAlternateText
+ OUStringLiteral1(TOKEN_SEPARATOR)
+ OUString::number(aSizePixel.Width())
+ OUStringLiteral1(TOKEN_SEPARATOR)
+ OUString::number(aSizePixel.Height()));
OString sOut(OUStringToOString(sString,
RTL_TEXTENCODING_UTF8));
rOStm.WriteBytes(sOut.getStr(), sOut.getLength());
static const sal_Char aEndChar[2] = { 0 };
rOStm.WriteBytes(aEndChar, sizeof(aEndChar));
}
break;
case SotClipboardFormatId::NETSCAPE_IMAGE:
break;
default: break;
}
}
bool INetImage::Read( SvStream& rIStm, SotClipboardFormatId nFormat )
{
bool bRet = false;
switch( nFormat )
{
case SotClipboardFormatId::INET_IMAGE:
{
OUString sINetImg = read_zeroTerminated_uInt8s_ToOUString(rIStm, RTL_TEXTENCODING_UTF8);
sal_Int32 nStart = 0;
aImageURL = sINetImg.getToken( 0, TOKEN_SEPARATOR, nStart );
aTargetURL = sINetImg.getToken( 0, TOKEN_SEPARATOR, nStart );
aTargetFrame = sINetImg.getToken( 0, TOKEN_SEPARATOR, nStart );
aAlternateText = sINetImg.getToken( 0, TOKEN_SEPARATOR, nStart );
aSizePixel.Width() = sINetImg.getToken( 0, TOKEN_SEPARATOR,
nStart ).toInt32();
aSizePixel.Height() = sINetImg.getToken( 0, TOKEN_SEPARATOR,
nStart ).toInt32();
bRet = !sINetImg.isEmpty();
}
break;
case SotClipboardFormatId::NETSCAPE_IMAGE:
{
/*
--> structure size MUST - alignment of 4!
int iSize; // size of all data, including variable length strings
sal_Bool bIsMap; // For server side maps
sal_Int32 iWidth; // Fixed size data correspond to fields in LO_ImageDataStruct
sal_Int32 iHeight; // and EDT_ImageData
sal_Int32 iHSpace;
sal_Int32 iVSpace;
sal_Int32 iBorder;
int iLowResOffset; // Offsets into string_data. If 0, string is NULL (not used)
int iAltOffset; // (alternate text?)
int iAnchorOffset; // HREF in image
int iExtraHTML_Offset; // Extra HTML (stored in CImageElement)
sal_Char pImageURL[1]; // Append all variable-length strings starting here
*/
rtl_TextEncoding eSysCSet = osl_getThreadTextEncoding();
sal_Int32 nVal, nAnchorOffset, nAltOffset, nFilePos;
nFilePos = rIStm.Tell();
// skip over iSize (int), bIsMao ( sal_Bool ) alignment of 4 !!!!
rIStm.SeekRel( 8 );
rIStm.ReadInt32( nVal ); aSizePixel.Width() = nVal;
rIStm.ReadInt32( nVal ); aSizePixel.Height() = nVal;
// skip over iHSpace, iVSpace, iBorder, iLowResOffset
rIStm.SeekRel( 3 * sizeof( sal_Int32 ) + sizeof( int ) );
rIStm.ReadInt32( nAltOffset );
rIStm.ReadInt32( nAnchorOffset );
// skip over iExtraHTML_Offset
rIStm.SeekRel( sizeof( int ) );
aImageURL = read_zeroTerminated_uInt8s_ToOUString(rIStm, eSysCSet);
if( nAltOffset )
{
rIStm.Seek( nFilePos + nAltOffset );
aAlternateText = read_zeroTerminated_uInt8s_ToOUString(rIStm, eSysCSet);
}
else if( !aAlternateText.isEmpty() )
aAlternateText.clear();
if( nAnchorOffset )
{
rIStm.Seek( nFilePos + nAnchorOffset );
aTargetURL = read_zeroTerminated_uInt8s_ToOUString(rIStm, eSysCSet);
}
else if( !aTargetURL.isEmpty() )
aTargetURL.clear();
bRet = 0 == rIStm.GetError();
}
break;
default: break;
}
return bRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */