office-gobmx/vcl/headless/svpelement.cxx
Luboš Luňák 1946794ae0 mass removal of rtl:: prefixes for O(U)String*
Modules sal, salhelper, cppu, cppuhelper, codemaker (selectively) and odk
have kept them, in order not to break external API (the automatic using declaration
is LO-internal).

Change-Id: I588fc9e0c45b914f824f91c0376980621d730f09
2013-04-07 14:23:11 +02:00

287 lines
8.5 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 "headless/svpelement.hxx"
#include <basebmp/scanlineformats.hxx>
#include <osl/diagnose.h>
#if defined WITH_SVP_LISTENING
#include <osl/thread.h>
#include <vcl/svapp.hxx>
#include <rtl/strbuf.hxx>
#include <vcl/bitmap.hxx>
#include <tools/stream.hxx>
#include "headless/svpvd.hxx"
#include "headless/svpbmp.hxx"
#include "headless/svpframe.hxx"
#include <list>
#include <boost/unordered_map.hpp>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/ip.h>
#include <stdio.h>
#include <errno.h>
using namespace basegfx;
class SvpElementContainer
{
std::list< SvpElement* > m_aElements;
int m_nSocket;
oslThread m_aThread;
SvpElementContainer();
~SvpElementContainer();
public:
void registerElement( SvpElement* pElement ) { m_aElements.push_back(pElement); }
void deregisterElement( SvpElement* pElement ) { m_aElements.remove(pElement); }
void run();
DECL_LINK(processRequest,void*);
static SvpElementContainer& get();
};
extern "C" void SAL_CALL SvpContainerThread( void* );
SvpElementContainer& SvpElementContainer::get()
{
static SvpElementContainer* pInstance = new SvpElementContainer();
return *pInstance;
}
SvpElementContainer::SvpElementContainer()
{
static const char* pEnv = getenv("SVP_LISTENER_PORT");
int nPort = (pEnv && *pEnv) ? atoi(pEnv) : 8000;
m_nSocket = socket( PF_INET, SOCK_STREAM, 0 );
if( m_nSocket >= 0)
{
int nOn = 1;
if( setsockopt(m_nSocket, SOL_SOCKET, SO_REUSEADDR,
(char*)&nOn, sizeof(nOn)) )
{
perror( "SvpElementContainer: changing socket options failed" );
close( m_nSocket );
}
else
{
struct sockaddr_in addr;
memset(&addr, 0, sizeof(struct sockaddr_in));
addr.sin_family = AF_INET;
addr.sin_port = htons(nPort);
addr.sin_addr.s_addr = INADDR_ANY;
if( bind(m_nSocket,(struct sockaddr*)&addr,sizeof(addr)) )
{
perror( "SvpElementContainer: bind() failed" );
close( m_nSocket );
}
else
{
if( listen( m_nSocket, 0 ) )
{
perror( "SvpElementContainer: listen() failed" );
close(m_nSocket);
}
else
{
m_aThread = osl_createThread( SvpContainerThread, this );
}
}
}
}
else
perror( "SvpElementContainer: socket() failed\n" );
}
SvpElementContainer::~SvpElementContainer()
{
}
void SAL_CALL SvpContainerThread(void* pSvpContainer)
{
((SvpElementContainer*)pSvpContainer)->run();
}
void SvpElementContainer::run()
{
bool bRun = m_nSocket != 0;
while( bRun )
{
int nLocalSocket = accept( m_nSocket, NULL, NULL );
if( nLocalSocket < 0 )
{
bRun = false;
perror( "accept() failed" );
}
else
{
Application::PostUserEvent( LINK( this, SvpElementContainer, processRequest ), (void*)nLocalSocket );
}
}
if( m_nSocket )
close( m_nSocket );
}
static const char* matchType( SvpElement* pEle )
{
if( dynamic_cast<SvpSalBitmap*>(pEle) )
return "Bitmap";
else if( dynamic_cast<SvpSalFrame*>(pEle) )
return "Frame";
else if( dynamic_cast<SvpSalVirtualDevice*>(pEle) )
return "VirtualDevice";
return typeid(*pEle).name();
}
IMPL_LINK( SvpElementContainer, processRequest, void*, pSocket )
{
int nFile = (int)pSocket;
OStringBuffer aBuf( 256 ), aAnswer( 256 );
char c;
while( read( nFile, &c, 1 ) && c != '\n' )
aBuf.append( sal_Char(c) );
OString aCommand( aBuf.makeStringAndClear() );
if( aCommand.startsWith( "list" ) )
{
boost::unordered_map< OString, std::list<SvpElement*>, OStringHash > aMap;
for( std::list< SvpElement* >::const_iterator it = m_aElements.begin();
it != m_aElements.end(); ++it )
{
std::list<SvpElement*>& rList = aMap[matchType(*it)];
rList.push_back( *it );
}
for( boost::unordered_map< OString, std::list<SvpElement*>, OStringHash>::const_iterator hash_it = aMap.begin();
hash_it != aMap.end(); ++hash_it )
{
aAnswer.append( "ElementType: " );
aAnswer.append( hash_it->first );
aAnswer.append( '\n' );
for( std::list<SvpElement*>::const_iterator it = hash_it->second.begin();
it != hash_it->second.end(); ++it )
{
aAnswer.append( sal_Int64(reinterpret_cast<sal_uInt32>(*it)), 16 );
aAnswer.append( '\n' );
}
}
}
else if( aCommand.startsWith( "get" ) )
{
sal_IntPtr aId = aCommand.copy( 3 ).toInt64( 16 );
SvpElement* pElement = reinterpret_cast<SvpElement*>(aId);
for( std::list< SvpElement* >::const_iterator it = m_aElements.begin();
it != m_aElements.end(); ++it )
{
if( *it == pElement )
{
const basebmp::BitmapDeviceSharedPtr& rDevice = pElement->getDevice();
if( rDevice.get() )
{
SvpSalBitmap* pSalBitmap = new SvpSalBitmap();
pSalBitmap->setBitmap( rDevice );
Bitmap aBitmap( pSalBitmap );
SvMemoryStream aStream( 256, 256 );
aStream << aBitmap;
aStream.Seek( STREAM_SEEK_TO_END );
int nBytes = aStream.Tell();
aStream.Seek( STREAM_SEEK_TO_BEGIN );
aAnswer.append( (const sal_Char*)aStream.GetData(), nBytes );
}
break;
}
}
}
else if( aCommand.startsWith( "quit" ) )
{
Application::Quit();
close( m_nSocket );
m_nSocket = 0;
}
write( nFile, aAnswer.getStr(), aAnswer.getLength() );
close( nFile );
return 0;
}
#endif
using namespace basebmp;
SvpElement::SvpElement()
{
#if defined WITH_SVP_LISTENING
SvpElementContainer::get().registerElement( this );
#endif
}
SvpElement::~SvpElement()
{
#if defined WITH_SVP_LISTENING
SvpElementContainer::get().deregisterElement( this );
#endif
}
sal_uInt32 SvpElement::getBitCountFromScanlineFormat( sal_Int32 nFormat )
{
sal_uInt32 nBitCount = 1;
switch( nFormat )
{
case Format::ONE_BIT_MSB_GREY:
case Format::ONE_BIT_LSB_GREY:
case Format::ONE_BIT_MSB_PAL:
case Format::ONE_BIT_LSB_PAL:
nBitCount = 1;
break;
case Format::FOUR_BIT_MSB_GREY:
case Format::FOUR_BIT_LSB_GREY:
case Format::FOUR_BIT_MSB_PAL:
case Format::FOUR_BIT_LSB_PAL:
nBitCount = 4;
break;
case Format::EIGHT_BIT_PAL:
case Format::EIGHT_BIT_GREY:
nBitCount = 8;
break;
case Format::SIXTEEN_BIT_LSB_TC_MASK:
case Format::SIXTEEN_BIT_MSB_TC_MASK:
nBitCount = 16;
break;
case Format::TWENTYFOUR_BIT_TC_MASK:
nBitCount = 24;
break;
case Format::THIRTYTWO_BIT_TC_MASK_BGRA:
case Format::THIRTYTWO_BIT_TC_MASK_ARGB:
case Format::THIRTYTWO_BIT_TC_MASK_ABGR:
case Format::THIRTYTWO_BIT_TC_MASK_RGBA:
nBitCount = 32;
break;
default:
OSL_FAIL( "unsupported basebmp format" );
break;
}
return nBitCount;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */