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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <comphelper/string.hxx>
#include <string.h>
#include <rtl/strbuf.hxx>
#include <vcl/svapp.hxx>
#include <tools/urlobj.hxx>
#include <vcl/wrkwin.hxx>
#include <sot/formats.hxx>
#include "svl/urihelper.hxx"
#include <svtools/imap.hxx>
#include <svtools/imapobj.hxx>
#include <svtools/imaprect.hxx>
#include <svtools/imapcirc.hxx>
#include <svtools/imappoly.hxx>
#include <math.h>
#define NOTEOL(c) ((c)!='\0')
TYPEINIT0_AUTOFACTORY( ImageMap );
void IMapObject::AppendCERNCoords(rtl::OStringBuffer& rBuf, const Point& rPoint100) const
{
const Point aPixPt( Application::GetDefaultDevice()->LogicToPixel( rPoint100, MapMode( MAP_100TH_MM ) ) );
rBuf.append('(');
rBuf.append(static_cast<sal_Int32>(aPixPt.X()));
rBuf.append(',');
rBuf.append(static_cast<sal_Int32>(aPixPt.Y()));
rBuf.append(RTL_CONSTASCII_STRINGPARAM(") "));
}
void IMapObject::AppendNCSACoords(rtl::OStringBuffer& rBuf, const Point& rPoint100) const
{
const Point aPixPt( Application::GetDefaultDevice()->LogicToPixel( rPoint100, MapMode( MAP_100TH_MM ) ) );
rBuf.append(static_cast<sal_Int32>(aPixPt.X()));
rBuf.append(',');
rBuf.append(static_cast<sal_Int32>(aPixPt.Y()));
rBuf.append(' ');
}
void IMapObject::AppendCERNURL(rtl::OStringBuffer& rBuf, const String& rBaseURL) const
{
rBuf.append(rtl::OUStringToOString(URIHelper::simpleNormalizedMakeRelative(rBaseURL, aURL), osl_getThreadTextEncoding()));
}
void IMapObject::AppendNCSAURL(rtl::OStringBuffer& rBuf, const String& rBaseURL) const
{
rBuf.append(rtl::OUStringToOString(URIHelper::simpleNormalizedMakeRelative(rBaseURL, aURL), osl_getThreadTextEncoding()));
rBuf.append(' ');
}
void IMapRectangleObject::WriteCERN( SvStream& rOStm, const String& rBaseURL ) const
{
rtl::OStringBuffer aStrBuf(RTL_CONSTASCII_STRINGPARAM("rectangle "));
AppendCERNCoords(aStrBuf, aRect.TopLeft());
AppendCERNCoords(aStrBuf, aRect.BottomRight());
AppendCERNURL(aStrBuf, rBaseURL);
rOStm.WriteLine(aStrBuf.makeStringAndClear());
}
void IMapRectangleObject::WriteNCSA( SvStream& rOStm, const String& rBaseURL ) const
{
rtl::OStringBuffer aStrBuf(RTL_CONSTASCII_STRINGPARAM("rect "));
AppendNCSAURL(aStrBuf, rBaseURL);
AppendNCSACoords(aStrBuf, aRect.TopLeft());
AppendNCSACoords(aStrBuf, aRect.BottomRight());
rOStm.WriteLine(aStrBuf.makeStringAndClear());
}
void IMapCircleObject::WriteCERN( SvStream& rOStm, const String& rBaseURL ) const
{
rtl::OStringBuffer aStrBuf(RTL_CONSTASCII_STRINGPARAM("circle "));
AppendCERNCoords(aStrBuf, aCenter);
aStrBuf.append(nRadius);
aStrBuf.append(' ');
AppendCERNURL(aStrBuf, rBaseURL);
rOStm.WriteLine(aStrBuf.makeStringAndClear());
}
void IMapCircleObject::WriteNCSA( SvStream& rOStm, const String& rBaseURL ) const
{
rtl::OStringBuffer aStrBuf(RTL_CONSTASCII_STRINGPARAM("circle "));
AppendNCSAURL(aStrBuf, rBaseURL);
AppendNCSACoords(aStrBuf, aCenter);
AppendNCSACoords(aStrBuf, aCenter + Point(nRadius, 0));
rOStm.WriteLine(aStrBuf.makeStringAndClear());
}
void IMapPolygonObject::WriteCERN( SvStream& rOStm, const String& rBaseURL ) const
{
rtl::OStringBuffer aStrBuf(RTL_CONSTASCII_STRINGPARAM("polygon "));
const sal_uInt16 nCount = aPoly.GetSize();
for (sal_uInt16 i = 0; i < nCount; ++i)
AppendCERNCoords(aStrBuf, aPoly[i]);
AppendCERNURL(aStrBuf, rBaseURL);
rOStm.WriteLine(aStrBuf.makeStringAndClear());
}
void IMapPolygonObject::WriteNCSA( SvStream& rOStm, const String& rBaseURL ) const
{
rtl::OStringBuffer aStrBuf(RTL_CONSTASCII_STRINGPARAM("poly "));
const sal_uInt16 nCount = Min( aPoly.GetSize(), (sal_uInt16) 100 );
AppendNCSAURL(aStrBuf, rBaseURL);
for (sal_uInt16 i = 0; i < nCount; ++i)
AppendNCSACoords(aStrBuf, aPoly[i]);
rOStm.WriteLine(aStrBuf.makeStringAndClear());
}
void ImageMap::Write( SvStream& rOStm, sal_uLong nFormat, const String& rBaseURL ) const
{
switch( nFormat )
{
case( IMAP_FORMAT_BIN ) : Write( rOStm, rBaseURL );
case( IMAP_FORMAT_CERN ) : ImpWriteCERN( rOStm, rBaseURL ); break;
case( IMAP_FORMAT_NCSA ) : ImpWriteNCSA( rOStm, rBaseURL ); break;
default:
break;
}
}
void ImageMap::ImpWriteCERN( SvStream& rOStm, const String& rBaseURL ) const
{
IMapObject* pObj;
size_t nCount = maList.size();
for ( size_t i = 0; i < nCount; i++ )
{
pObj = maList[ i ];
switch( pObj->GetType() )
{
case( IMAP_OBJ_RECTANGLE ):
( (IMapRectangleObject*) pObj )->WriteCERN( rOStm, rBaseURL );
break;
case( IMAP_OBJ_CIRCLE ):
( (IMapCircleObject*) pObj )->WriteCERN( rOStm, rBaseURL );
break;
case( IMAP_OBJ_POLYGON ):
( (IMapPolygonObject*) pObj )->WriteCERN( rOStm, rBaseURL );
break;
default:
break;
}
}
}
void ImageMap::ImpWriteNCSA( SvStream& rOStm, const String& rBaseURL ) const
{
IMapObject* pObj;
size_t nCount = maList.size();
for ( size_t i = 0; i < nCount; i++ )
{
pObj = maList[ i ];
switch( pObj->GetType() )
{
case( IMAP_OBJ_RECTANGLE ):
( (IMapRectangleObject*) pObj )->WriteNCSA( rOStm, rBaseURL );
break;
case( IMAP_OBJ_CIRCLE ):
( (IMapCircleObject*) pObj )->WriteNCSA( rOStm, rBaseURL );
break;
case( IMAP_OBJ_POLYGON ):
( (IMapPolygonObject*) pObj )->WriteNCSA( rOStm, rBaseURL );
break;
default:
break;
}
}
}
sal_uLong ImageMap::Read( SvStream& rIStm, sal_uLong nFormat, const String& rBaseURL )
{
sal_uLong nRet = IMAP_ERR_FORMAT;
if ( nFormat == IMAP_FORMAT_DETECT )
nFormat = ImpDetectFormat( rIStm );
switch ( nFormat )
{
case ( IMAP_FORMAT_BIN ) : Read( rIStm, rBaseURL ); break;
case ( IMAP_FORMAT_CERN ) : nRet = ImpReadCERN( rIStm, rBaseURL ); break;
case ( IMAP_FORMAT_NCSA ) : nRet = ImpReadNCSA( rIStm, rBaseURL ); break;
default:
break;
}
if ( !rIStm.GetError() )
nRet = IMAP_ERR_OK;
return nRet;
}
sal_uLong ImageMap::ImpReadCERN( SvStream& rIStm, const String& rBaseURL )
{
// alten Inhalt loeschen
ClearImageMap();
rtl::OString aStr;
while ( rIStm.ReadLine( aStr ) )
ImpReadCERNLine( aStr, rBaseURL );
return IMAP_ERR_OK;
}
void ImageMap::ImpReadCERNLine( const rtl::OString& rLine, const String& rBaseURL )
{
rtl::OString aStr = comphelper::string::stripStart(rLine, ' ');
aStr = comphelper::string::stripStart(aStr, '\t');
aStr = comphelper::string::remove(aStr, ';');
aStr = aStr.toAsciiLowerCase();
const char* pStr = aStr.getStr();
char cChar = *pStr++;
// Anweisung finden
rtl::OStringBuffer aBuf;
while( ( cChar >= 'a' ) && ( cChar <= 'z' ) && NOTEOL( cChar ) )
{
aBuf.append(cChar);
cChar = *pStr++;
}
rtl::OString aToken = aBuf.makeStringAndClear();
if ( NOTEOL( cChar ) )
{
if ( ( aToken == "rectangle" ) || ( aToken == "rect" ) )
{
const Point aTopLeft( ImpReadCERNCoords( &pStr ) );
const Point aBottomRight( ImpReadCERNCoords( &pStr ) );
const String aURL( ImpReadCERNURL( &pStr, rBaseURL ) );
const Rectangle aRect( aTopLeft, aBottomRight );
IMapRectangleObject* pObj = new IMapRectangleObject( aRect, aURL, String(), String(), String(), String() );
maList.push_back( pObj );
}
else if ( ( aToken == "circle" ) || ( aToken == "circ" ) )
{
const Point aCenter( ImpReadCERNCoords( &pStr ) );
const long nRadius = ImpReadCERNRadius( &pStr );
const String aURL( ImpReadCERNURL( &pStr, rBaseURL ) );
IMapCircleObject* pObj = new IMapCircleObject( aCenter, nRadius, aURL, String(), String(), String(), String() );
maList.push_back( pObj );
}
else if ( ( aToken == "polygon" ) || ( aToken == "poly" ) )
{
const sal_uInt16 nCount = comphelper::string::getTokenCount(aStr,
'(') - 1;
Polygon aPoly( nCount );
String aURL;
for ( sal_uInt16 i = 0; i < nCount; i++ )
aPoly[ i ] = ImpReadCERNCoords( &pStr );
aURL = ImpReadCERNURL( &pStr, rBaseURL );
IMapPolygonObject* pObj = new IMapPolygonObject( aPoly, aURL, String(), String(), String(), String() );
maList.push_back( pObj );
}
}
}
Point ImageMap::ImpReadCERNCoords( const char** ppStr )
{
String aStrX;
String aStrY;
Point aPt;
char cChar = *(*ppStr)++;
while( NOTEOL( cChar ) && ( ( cChar < '0' ) || ( cChar > '9' ) ) )
cChar = *(*ppStr)++;
if ( NOTEOL( cChar ) )
{
while( NOTEOL( cChar ) && ( cChar >= '0' ) && ( cChar <= '9' ) )
{
aStrX += cChar;
cChar = *(*ppStr)++;
}
if ( NOTEOL( cChar ) )
{
while( NOTEOL( cChar ) && ( ( cChar < '0' ) || ( cChar > '9' ) ) )
cChar = *(*ppStr)++;
while( NOTEOL( cChar ) && ( cChar >= '0' ) && ( cChar <= '9' ) )
{
aStrY += cChar;
cChar = *(*ppStr)++;
}
if ( NOTEOL( cChar ) )
while( NOTEOL( cChar ) && ( cChar != ')' ) )
cChar = *(*ppStr)++;
aPt = Point( aStrX.ToInt32(), aStrY.ToInt32() );
}
}
return aPt;
}
long ImageMap::ImpReadCERNRadius( const char** ppStr )
{
String aStr;
char cChar = *(*ppStr)++;
while( NOTEOL( cChar ) && ( ( cChar < '0' ) || ( cChar > '9' ) ) )
cChar = *(*ppStr)++;
if ( NOTEOL( cChar ) )
{
while( NOTEOL( cChar ) && ( cChar >= '0' ) && ( cChar <= '9' ) )
{
aStr += cChar;
cChar = *(*ppStr)++;
}
}
return aStr.ToInt32();
}
String ImageMap::ImpReadCERNURL( const char** ppStr, const String& rBaseURL )
{
rtl::OUString aStr(rtl::OUString::createFromAscii(*ppStr));
aStr = comphelper::string::stripStart(aStr, ' ');
aStr = comphelper::string::stripStart(aStr, '\t');
aStr = comphelper::string::stripEnd(aStr, ' ');
aStr = comphelper::string::stripEnd(aStr, '\t');
return INetURLObject::GetAbsURL( rBaseURL, aStr );
}
sal_uLong ImageMap::ImpReadNCSA( SvStream& rIStm, const String& rBaseURL )
{
// alten Inhalt loeschen
ClearImageMap();
rtl::OString aStr;
while ( rIStm.ReadLine( aStr ) )
ImpReadNCSALine( aStr, rBaseURL );
return IMAP_ERR_OK;
}
void ImageMap::ImpReadNCSALine( const rtl::OString& rLine, const String& rBaseURL )
{
rtl::OString aStr = comphelper::string::stripStart(rLine, ' ');
aStr = comphelper::string::stripStart(aStr, '\t');
aStr = comphelper::string::remove(aStr, ';');
aStr = aStr.toAsciiLowerCase();
const char* pStr = aStr.getStr();
char cChar = *pStr++;
// Anweisung finden
rtl::OStringBuffer aBuf;
while( ( cChar >= 'a' ) && ( cChar <= 'z' ) && NOTEOL( cChar ) )
{
aBuf.append(cChar);
cChar = *pStr++;
}
rtl::OString aToken = aBuf.makeStringAndClear();
if ( NOTEOL( cChar ) )
{
if ( aToken == "rect" )
{
const String aURL( ImpReadNCSAURL( &pStr, rBaseURL ) );
const Point aTopLeft( ImpReadNCSACoords( &pStr ) );
const Point aBottomRight( ImpReadNCSACoords( &pStr ) );
const Rectangle aRect( aTopLeft, aBottomRight );
IMapRectangleObject* pObj = new IMapRectangleObject( aRect, aURL, String(), String(), String(), String() );
maList.push_back( pObj );
}
else if ( aToken == "circle" )
{
const String aURL( ImpReadNCSAURL( &pStr, rBaseURL ) );
const Point aCenter( ImpReadNCSACoords( &pStr ) );
const Point aDX( aCenter - ImpReadNCSACoords( &pStr ) );
long nRadius = (long) sqrt( (double) aDX.X() * aDX.X() +
(double) aDX.Y() * aDX.Y() );
IMapCircleObject* pObj = new IMapCircleObject( aCenter, nRadius, aURL, String(), String(), String(), String() );
maList.push_back( pObj );
}
else if ( aToken == "poly" )
{
const sal_uInt16 nCount = comphelper::string::getTokenCount(aStr,
',') - 1;
const String aURL( ImpReadNCSAURL( &pStr, rBaseURL ) );
Polygon aPoly( nCount );
for ( sal_uInt16 i = 0; i < nCount; i++ )
aPoly[ i ] = ImpReadNCSACoords( &pStr );
IMapPolygonObject* pObj = new IMapPolygonObject( aPoly, aURL, String(), String(), String(), String() );
maList.push_back( pObj );
}
}
}
String ImageMap::ImpReadNCSAURL( const char** ppStr, const String& rBaseURL )
{
String aStr;
char cChar = *(*ppStr)++;
while( NOTEOL( cChar ) && ( ( cChar == ' ' ) || ( cChar == '\t' ) ) )
cChar = *(*ppStr)++;
if ( NOTEOL( cChar ) )
{
while( NOTEOL( cChar ) && ( cChar != ' ' ) && ( cChar != '\t' ) )
{
aStr += cChar;
cChar = *(*ppStr)++;
}
}
return INetURLObject::GetAbsURL( rBaseURL, aStr );
}
Point ImageMap::ImpReadNCSACoords( const char** ppStr )
{
String aStrX;
String aStrY;
Point aPt;
char cChar = *(*ppStr)++;
while( NOTEOL( cChar ) && ( ( cChar < '0' ) || ( cChar > '9' ) ) )
cChar = *(*ppStr)++;
if ( NOTEOL( cChar ) )
{
while( NOTEOL( cChar ) && ( cChar >= '0' ) && ( cChar <= '9' ) )
{
aStrX += cChar;
cChar = *(*ppStr)++;
}
if ( NOTEOL( cChar ) )
{
while( NOTEOL( cChar ) && ( ( cChar < '0' ) || ( cChar > '9' ) ) )
cChar = *(*ppStr)++;
while( NOTEOL( cChar ) && ( cChar >= '0' ) && ( cChar <= '9' ) )
{
aStrY += cChar;
cChar = *(*ppStr)++;
}
aPt = Point( aStrX.ToInt32(), aStrY.ToInt32() );
}
}
return aPt;
}
sal_uLong ImageMap::ImpDetectFormat( SvStream& rIStm )
{
sal_uLong nPos = rIStm.Tell();
sal_uLong nRet = IMAP_FORMAT_BIN;
char cMagic[6];
rIStm.Read( cMagic, sizeof( cMagic ) );
// Falls wir kein internes Format haben,
// untersuchen wir das Format
if ( memcmp( cMagic, IMAPMAGIC, sizeof( cMagic ) ) )
{
long nCount = 128;
rIStm.Seek( nPos );
rtl::OString aStr;
while ( rIStm.ReadLine( aStr ) && nCount-- )
{
aStr = aStr.toAsciiLowerCase();
if ( (aStr.indexOfL(RTL_CONSTASCII_STRINGPARAM("rect")) != -1) ||
(aStr.indexOfL(RTL_CONSTASCII_STRINGPARAM("circ")) != -1) ||
(aStr.indexOfL(RTL_CONSTASCII_STRINGPARAM("poly")) != -1) )
{
if ( ( aStr.indexOf('(') != -1 ) &&
( aStr.indexOf(')') != -1 ) )
{
nRet = IMAP_FORMAT_CERN;
}
else
nRet = IMAP_FORMAT_NCSA;
break;
}
}
}
rIStm.Seek( nPos );
return nRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
