xref: /aoo42x/main/framework/source/xml/imagesdocumenthandler.cxx (revision e27da661)

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 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_framework.hxx"

#include <stdio.h>

//_________________________________________________________________________________________________________________
//	my own includes
//_________________________________________________________________________________________________________________

#include <threadhelp/resetableguard.hxx>
#include <xml/imagesdocumenthandler.hxx>
#include <macros/debug.hxx>

//_________________________________________________________________________________________________________________
//	interface includes
//_________________________________________________________________________________________________________________

#ifndef __COM_SUN_STAR_XML_SAX_XEXTENDEDDOCUMENTHANDLER_HPP_
#include <com/sun/star/xml/sax/XExtendedDocumentHandler.hpp>
#endif

//_________________________________________________________________________________________________________________
//	other includes
//_________________________________________________________________________________________________________________
#include <vcl/svapp.hxx>
#include <vcl/toolbox.hxx>
#include <rtl/ustrbuf.hxx>

#include <comphelper/attributelist.hxx>

//_________________________________________________________________________________________________________________
//	namespace
//_________________________________________________________________________________________________________________

using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml::sax;

#define ELEMENT_IMAGECONTAINER		"imagescontainer"
#define ELEMENT_IMAGES				"images"
#define ELEMENT_ENTRY				"entry"
#define ELEMENT_EXTERNALIMAGES		"externalimages"
#define ELEMENT_EXTERNALENTRY		"externalentry"

#define ELEMENT_NS_IMAGESCONTAINER	"image:imagescontainer"
#define ELEMENT_NS_IMAGES			"image:images"
#define ELEMENT_NS_ENTRY			"image:entry"
#define ELEMENT_NS_EXTERNALIMAGES	"image:externalimages"
#define ELEMENT_NS_EXTERNALENTRY	"image:externalentry"

#define ATTRIBUTE_HREF					"href"
#define ATTRIBUTE_MASKCOLOR				"maskcolor"
#define ATTRIBUTE_COMMAND				"command"
#define ATTRIBUTE_BITMAPINDEX			"bitmap-index"
#define ATTRIBUTE_MASKURL				"maskurl"
#define ATTRIBUTE_MASKMODE				"maskmode"
#define ATTRIBUTE_HIGHCONTRASTURL		"highcontrasturl"
#define ATTRIBUTE_HIGHCONTRASTMASKURL	"highcontrastmaskurl"
#define ATTRIBUTE_TYPE_CDATA			"CDATA"

#define ATTRIBUTE_MASKMODE_BITMAP	"maskbitmap"
#define ATTRIBUTE_MASKMODE_COLOR	"maskcolor"

#define ATTRIBUTE_XMLNS_IMAGE		"xmlns:image"
#define ATTRIBUTE_XMLNS_XLINK		"xmlns:xlink"

#define ATTRIBUTE_XLINK_TYPE		"xlink:type"
#define ATTRIBUTE_XLINK_TYPE_VALUE	"simple"

#define XMLNS_IMAGE					"http://openoffice.org/2001/image"
#define XMLNS_XLINK					"http://www.w3.org/1999/xlink"
#define XMLNS_IMAGE_PREFIX			"image:"
#define XMLNS_XLINK_PREFIX			"xlink:"

#define XMLNS_FILTER_SEPARATOR		"^"

#define IMAGES_DOCTYPE	"<!DOCTYPE image:imagecontainer PUBLIC \"-//OpenOffice.org//DTD OfficeDocument 1.0//EN\" \"image.dtd\">"

namespace framework
{

struct ImageXMLEntryProperty
{
	OReadImagesDocumentHandler::Image_XML_Namespace	nNamespace;
	char											aEntryName[20];
};

ImageXMLEntryProperty ImagesEntries[OReadImagesDocumentHandler::IMG_XML_ENTRY_COUNT] =
{
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE,	ELEMENT_IMAGECONTAINER			},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE,	ELEMENT_IMAGES					},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE,	ELEMENT_ENTRY					},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE,	ELEMENT_EXTERNALIMAGES			},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE,	ELEMENT_EXTERNALENTRY			},
	{ OReadImagesDocumentHandler::IMG_NS_XLINK,	ATTRIBUTE_HREF					},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE,	ATTRIBUTE_MASKCOLOR				},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE,	ATTRIBUTE_COMMAND				},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE, ATTRIBUTE_BITMAPINDEX			},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE, ATTRIBUTE_MASKURL				},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE, ATTRIBUTE_MASKMODE				},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE, ATTRIBUTE_HIGHCONTRASTURL		},
	{ OReadImagesDocumentHandler::IMG_NS_IMAGE, ATTRIBUTE_HIGHCONTRASTMASKURL	}
};


OReadImagesDocumentHandler::OReadImagesDocumentHandler( ImageListsDescriptor& aItems ) :
	ThreadHelpBase( &Application::GetSolarMutex() ),
	m_aImageList( aItems ),
	m_pImages( 0 ),
	m_pExternalImages( 0 )
{
	m_aImageList.pImageList			= NULL;
	m_aImageList.pExternalImageList = NULL;

	m_nHashMaskModeBitmap	= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKMODE_BITMAP )).hashCode();
	m_nHashMaskModeColor	= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKMODE_COLOR )).hashCode();

	// create hash map to speed up lookup
	for ( int i = 0; i < (int)IMG_XML_ENTRY_COUNT; i++ )
	{
		::rtl::OUStringBuffer temp( 20 );

		if ( ImagesEntries[i].nNamespace == IMG_NS_IMAGE )
			temp.appendAscii( XMLNS_IMAGE );
		else
			temp.appendAscii( XMLNS_XLINK );

		temp.appendAscii( XMLNS_FILTER_SEPARATOR );
		temp.appendAscii( ImagesEntries[i].aEntryName );
		m_aImageMap.insert( ImageHashMap::value_type( temp.makeStringAndClear(), (Image_XML_Entry)i ) );
	}

	// reset states
	m_bImageContainerStartFound		= sal_False;
	m_bImageContainerEndFound		= sal_False;
	m_bImagesStartFound				= sal_False;
	m_bImagesEndFound				= sal_False;
	m_bImageStartFound				= sal_False;
	m_bExternalImagesStartFound		= sal_False;
	m_bExternalImagesEndFound		= sal_False;
	m_bExternalImageStartFound		= sal_False;
}

OReadImagesDocumentHandler::~OReadImagesDocumentHandler()
{
}

// XDocumentHandler
void SAL_CALL OReadImagesDocumentHandler::startDocument(void)
throw (	SAXException, RuntimeException )
{
}

void SAL_CALL OReadImagesDocumentHandler::endDocument(void)
throw(	SAXException, RuntimeException )
{
	ResetableGuard aGuard( m_aLock );

	if (( m_bImageContainerStartFound && !m_bImageContainerEndFound ) ||
		( !m_bImageContainerStartFound && m_bImageContainerEndFound )	 )
	{
		::rtl::OUString aErrorMessage = getErrorLineString();
		aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "No matching start or end element 'image:imagecontainer' found!" ));
		throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
	}
}

void SAL_CALL OReadImagesDocumentHandler::startElement(
	const ::rtl::OUString& aName, const Reference< XAttributeList > &xAttribs )
throw(	SAXException, RuntimeException )
{
	ResetableGuard aGuard( m_aLock );

	ImageHashMap::const_iterator pImageEntry = m_aImageMap.find( aName ) ;
	if ( pImageEntry != m_aImageMap.end() )
	{
		switch ( pImageEntry->second )
		{
			case IMG_ELEMENT_IMAGECONTAINER:
			{
				// image:imagecontainer element (container element for all further image elements)
				if ( m_bImageContainerStartFound )
				{
					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:imagecontainer' cannot be embedded into 'image:imagecontainer'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				m_bImageContainerStartFound = sal_True;
			}
			break;

			case IMG_ELEMENT_IMAGES:
			{
				if ( !m_bImageContainerStartFound )
				{
					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:images' must be embedded into element 'image:imagecontainer'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				if ( m_bImagesStartFound )
				{
					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:images' cannot be embedded into 'image:images'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				if ( !m_aImageList.pImageList )
					m_aImageList.pImageList = new ImageListDescriptor;

				m_bImagesStartFound = sal_True;
				m_pImages = new ImageListItemDescriptor;

				for ( sal_Int16 n = 0; n < xAttribs->getLength(); n++ )
				{
					pImageEntry = m_aImageMap.find( xAttribs->getNameByIndex( n ) );
					if ( pImageEntry != m_aImageMap.end() )
					{
						switch ( pImageEntry->second )
						{
							case IMG_ATTRIBUTE_HREF:
							{
								m_pImages->aURL = xAttribs->getValueByIndex( n );
							}
							break;

							case IMG_ATTRIBUTE_MASKCOLOR:
							{
								::rtl::OUString aColor = xAttribs->getValueByIndex( n );

								if ( aColor.getLength() > 0 )
								{
									if ( aColor.getStr()[0] == '#' )
									{
										// the color value is given as #rrggbb and uses the hexadecimal system!
										sal_uInt32 nColor = aColor.copy( 1 ).toInt32( 16 );

										m_pImages->aMaskColor = Color( COLORDATA_RGB( nColor ) );
									}
								}
							}
							break;

							case IMG_ATTRIBUTE_MASKURL:
							{
								m_pImages->aMaskURL = xAttribs->getValueByIndex( n );
							}
							break;

							case IMG_ATTRIBUTE_MASKMODE:
							{
								sal_Int32 nHashCode = xAttribs->getValueByIndex( n ).hashCode();
								if ( nHashCode == m_nHashMaskModeBitmap )
									m_pImages->nMaskMode = ImageMaskMode_Bitmap;
								else if ( nHashCode == m_nHashMaskModeColor )
									m_pImages->nMaskMode = ImageMaskMode_Color;
								else
								{
									delete m_pImages;
									m_pImages = NULL;

									::rtl::OUString aErrorMessage = getErrorLineString();
									aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Attribute image:maskmode must be 'maskcolor' or 'maskbitmap'!" ));
									throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
								}
							}
							break;

							case IMG_ATTRIBUTE_HIGHCONTRASTURL:
							{
								m_pImages->aHighContrastURL = xAttribs->getValueByIndex( n );
							}
							break;

							case IMG_ATTRIBUTE_HIGHCONTRASTMASKURL:
							{
								m_pImages->aHighContrastMaskURL = xAttribs->getValueByIndex( n );
							}
							break;

                                          default:
                                              break;
						}
					}
				} // for

				if ( m_pImages->aURL.Len() == 0 )
				{
					delete m_pImages;
					m_pImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Required attribute xlink:href must have a value!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}
			}
			break;

			case IMG_ELEMENT_ENTRY:
			{
				// Check that image:entry is embedded into image:images!
				if ( !m_bImagesStartFound )
				{
					delete m_pImages;
					m_pImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:entry' must be embedded into element 'image:images'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				if ( !m_pImages->pImageItemList )
					m_pImages->pImageItemList = new ImageItemListDescriptor;

				m_bImageStartFound = sal_True;

				// Create new image item descriptor
				ImageItemDescriptor* pItem = new ImageItemDescriptor;
				pItem->nIndex = -1;

				// Read attributes for this image definition
				for ( sal_Int16 n = 0; n < xAttribs->getLength(); n++ )
				{
					pImageEntry = m_aImageMap.find( xAttribs->getNameByIndex( n ) );
					if ( pImageEntry != m_aImageMap.end() )
					{
						switch ( pImageEntry->second )
						{
							case IMG_ATTRIBUTE_COMMAND:
							{
								pItem->aCommandURL	= xAttribs->getValueByIndex( n );
							}
							break;

							case IMG_ATTRIBUTE_BITMAPINDEX:
							{
								pItem->nIndex		= xAttribs->getValueByIndex( n ).toInt32();
							}
							break;

                                          default:
                                              break;
						}
					}
				}

				// Check required attribute "bitmap-index"
				if ( pItem->nIndex < 0 )
				{
					delete pItem;
					delete m_pImages;
					m_pImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Required attribute 'image:bitmap-index' must have a value >= 0!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				// Check required attribute "command"
				if ( pItem->aCommandURL.Len() == 0 )
				{
					delete pItem;
					delete m_pImages;
					m_pImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Required attribute 'image:command' must have a value!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				if ( m_pImages )
					m_pImages->pImageItemList->Insert( pItem, m_pImages->pImageItemList->Count() );
			}
			break;

			case IMG_ELEMENT_EXTERNALIMAGES:
			{
				// Check that image:externalimages is embedded into image:imagecontainer
				if ( !m_bImageContainerStartFound )
				{
					delete m_pImages;
					m_pImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:externalimages' must be embedded into element 'image:imagecontainer'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				// Check that image:externalentry is NOT embedded into image:externalentry
				if ( m_bExternalImagesStartFound )
				{
					delete m_pImages;
					m_pImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:externalimages' cannot be embedded into 'image:externalimages'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				// Create unique external image container
				m_bExternalImagesStartFound = sal_True;
				m_pExternalImages = new ExternalImageItemListDescriptor;
			}
			break;

			case IMG_ELEMENT_EXTERNALENTRY:
			{
				if ( !m_bExternalImagesStartFound )
				{
					delete m_pImages;
					delete m_pExternalImages;
					m_pImages = NULL;
					m_pExternalImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:externalentry' must be embedded into 'image:externalimages'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				if ( m_bExternalImageStartFound )
				{
					delete m_pImages;
					delete m_pExternalImages;
					m_pImages = NULL;
					m_pExternalImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Element 'image:externalentry' cannot be embedded into 'image:externalentry'!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				m_bExternalImageStartFound = sal_True;

				ExternalImageItemDescriptor* pItem = new ExternalImageItemDescriptor;

				// Read attributes for this external image definition
				for ( sal_Int16 n = 0; n < xAttribs->getLength(); n++ )
				{
					pImageEntry = m_aImageMap.find( xAttribs->getNameByIndex( n ) );
					if ( pImageEntry != m_aImageMap.end() )
					{
						switch ( pImageEntry->second )
						{
							case IMG_ATTRIBUTE_COMMAND:
							{
								pItem->aCommandURL	= xAttribs->getValueByIndex( n );
							}
							break;

							case IMG_ATTRIBUTE_HREF:
							{
								pItem->aURL			= xAttribs->getValueByIndex( n );
							}
							break;

                                          default:
                                              break;
						}
					}
				}

				// Check required attribute "command"
				if ( pItem->aCommandURL.Len() == 0 )
				{
					delete pItem;
					delete m_pImages;
					delete m_pExternalImages;
					m_pImages = NULL;
					m_pExternalImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Required attribute 'image:command' must have a value!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				// Check required attribute "href"
				if ( pItem->aURL.Len() == 0 )
				{
					delete pItem;
					delete m_pImages;
					delete m_pExternalImages;
					m_pImages = NULL;
					m_pExternalImages = NULL;

					::rtl::OUString aErrorMessage = getErrorLineString();
					aErrorMessage += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Required attribute 'xlink:href' must have a value!" ));
					throw SAXException( aErrorMessage, Reference< XInterface >(), Any() );
				}

				if ( m_pExternalImages )
					m_pExternalImages->Insert( pItem, m_pExternalImages->Count() );
			}
			break;

                  default:
                      break;
		}
	}
}

void SAL_CALL OReadImagesDocumentHandler::endElement(const ::rtl::OUString& aName)
throw(	SAXException, RuntimeException )
{
	ResetableGuard aGuard( m_aLock );

	ImageHashMap::const_iterator pImageEntry = m_aImageMap.find( aName ) ;
	if ( pImageEntry != m_aImageMap.end() )
	{
		switch ( pImageEntry->second )
		{
			case IMG_ELEMENT_IMAGECONTAINER:
			{
				m_bImageContainerEndFound = sal_True;
			}
			break;

			case IMG_ELEMENT_IMAGES:
			{
				if ( m_pImages )
				{
					if ( m_aImageList.pImageList )
						m_aImageList.pImageList->Insert( m_pImages, m_aImageList.pImageList->Count() );
					m_pImages = NULL;
				}
				m_bImagesStartFound = sal_False;
			}
			break;

			case IMG_ELEMENT_ENTRY:
			{
				m_bImageStartFound = sal_False;
			}
			break;

			case IMG_ELEMENT_EXTERNALIMAGES:
			{
				if ( m_pExternalImages && !m_aImageList.pExternalImageList )
				{
					if ( !m_aImageList.pExternalImageList )
						m_aImageList.pExternalImageList = m_pExternalImages;
				}

				m_bExternalImagesStartFound = sal_False;
				m_pExternalImages = NULL;
			}
			break;

			case IMG_ELEMENT_EXTERNALENTRY:
			{
				m_bExternalImageStartFound = sal_False;
			}
			break;

                  default:
                      break;
		}
	}
}

void SAL_CALL OReadImagesDocumentHandler::characters(const ::rtl::OUString&)
throw(	SAXException, RuntimeException )
{
}

void SAL_CALL OReadImagesDocumentHandler::ignorableWhitespace(const ::rtl::OUString&)
throw(	SAXException, RuntimeException )
{
}

void SAL_CALL OReadImagesDocumentHandler::processingInstruction(
	const ::rtl::OUString& /*aTarget*/, const ::rtl::OUString& /*aData*/ )
throw(	SAXException, RuntimeException )
{
}

void SAL_CALL OReadImagesDocumentHandler::setDocumentLocator(
	const Reference< XLocator > &xLocator)
throw(	SAXException, RuntimeException )
{
	ResetableGuard aGuard( m_aLock );

	m_xLocator = xLocator;
}

::rtl::OUString OReadImagesDocumentHandler::getErrorLineString()
{
	ResetableGuard aGuard( m_aLock );

	char buffer[32];

	if ( m_xLocator.is() )
	{
		snprintf( buffer, sizeof(buffer), "Line: %ld - ", static_cast<long>( m_xLocator->getLineNumber() ));
		return ::rtl::OUString::createFromAscii( buffer );
	}
	else
		return ::rtl::OUString();
}


//_________________________________________________________________________________________________________________
//	OWriteImagesDocumentHandler
//_________________________________________________________________________________________________________________

OWriteImagesDocumentHandler::OWriteImagesDocumentHandler(
	const ImageListsDescriptor& aItems,
	Reference< XDocumentHandler > rWriteDocumentHandler ) :
	ThreadHelpBase( &Application::GetSolarMutex() ),
	m_aImageListsItems( aItems ),
	m_xWriteDocumentHandler( rWriteDocumentHandler )
{
	::comphelper::AttributeList* pList = new ::comphelper::AttributeList;
	m_xEmptyList			= Reference< XAttributeList >( (XAttributeList *) pList, UNO_QUERY );
	m_aAttributeType		= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_TYPE_CDATA ));
	m_aXMLImageNS			= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( XMLNS_IMAGE_PREFIX ));
	m_aXMLXlinkNS			= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( XMLNS_XLINK_PREFIX ));
	m_aAttributeXlinkType	= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_XLINK_TYPE ));
	m_aAttributeValueSimple = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_XLINK_TYPE_VALUE ));
}

OWriteImagesDocumentHandler::~OWriteImagesDocumentHandler()
{
}

void OWriteImagesDocumentHandler::WriteImagesDocument() throw
( SAXException, RuntimeException )
{
	ResetableGuard aGuard( m_aLock );

	m_xWriteDocumentHandler->startDocument();

	// write DOCTYPE line!
	Reference< XExtendedDocumentHandler > xExtendedDocHandler( m_xWriteDocumentHandler, UNO_QUERY );
	if ( xExtendedDocHandler.is() )
	{
		xExtendedDocHandler->unknown( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMAGES_DOCTYPE )) );
		m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
	}

	::comphelper::AttributeList* pList = new ::comphelper::AttributeList;
	Reference< XAttributeList > xList( (XAttributeList *) pList , UNO_QUERY );

	pList->AddAttribute( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_XMLNS_IMAGE )),
						 m_aAttributeType,
						 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( XMLNS_IMAGE )) );

	pList->AddAttribute( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_XMLNS_XLINK )),
						 m_aAttributeType,
						 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( XMLNS_XLINK )) );

	m_xWriteDocumentHandler->startElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_IMAGESCONTAINER )), pList );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );

	if ( m_aImageListsItems.pImageList )
	{
		ImageListDescriptor* pImageList = m_aImageListsItems.pImageList;

		for ( sal_uInt16 i = 0; i < m_aImageListsItems.pImageList->Count(); i++ )
		{
			const ImageListItemDescriptor* pImageItems = (*pImageList)[i];
			WriteImageList( pImageItems );
		}
	}

	if ( m_aImageListsItems.pExternalImageList )
	{
		WriteExternalImageList( m_aImageListsItems.pExternalImageList );
	}

	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
	m_xWriteDocumentHandler->endElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_IMAGESCONTAINER )) );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
	m_xWriteDocumentHandler->endDocument();
}

//_________________________________________________________________________________________________________________
//	protected member functions
//_________________________________________________________________________________________________________________

void OWriteImagesDocumentHandler::WriteImageList( const ImageListItemDescriptor* pImageList ) throw
( SAXException, RuntimeException )
{
	::comphelper::AttributeList* pList = new ::comphelper::AttributeList;
	Reference< XAttributeList > xList( (XAttributeList *) pList , UNO_QUERY );

	// save required attributes
	pList->AddAttribute( m_aAttributeXlinkType,
						 m_aAttributeType,
						 m_aAttributeValueSimple );

	pList->AddAttribute( m_aXMLXlinkNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_HREF )),
						 m_aAttributeType,
						 pImageList->aURL );

	if ( pImageList->nMaskMode == ImageMaskMode_Bitmap )
	{
		pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKMODE )),
							 m_aAttributeType,
							 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKMODE_BITMAP )) );

		pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKURL )),
							 m_aAttributeType,
							 pImageList->aMaskURL );

		if ( pImageList->aHighContrastMaskURL.Len() > 0 )
		{
			pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_HIGHCONTRASTMASKURL )),
								 m_aAttributeType,
								 pImageList->aHighContrastMaskURL );
		}
	}
	else
	{
		::rtl::OUStringBuffer	aColorStrBuffer( 8 );
		sal_Int64		nValue = pImageList->aMaskColor.GetRGBColor();

		aColorStrBuffer.appendAscii( "#" );
		aColorStrBuffer.append( ::rtl::OUString::valueOf( nValue, 16 ));

		pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKCOLOR )),
							 m_aAttributeType,
							 aColorStrBuffer.makeStringAndClear() );

		pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKMODE )),
							 m_aAttributeType,
							 ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_MASKMODE_COLOR )) );
	}

	if ( pImageList->aHighContrastURL.Len() > 0 )
	{
		pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_HIGHCONTRASTURL )),
							 m_aAttributeType,
							 pImageList->aHighContrastURL );
	}

	m_xWriteDocumentHandler->startElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_IMAGES )), xList );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );

	ImageItemListDescriptor* pImageItemList = pImageList->pImageItemList;
	if ( pImageItemList )
	{
		for ( sal_uInt16 i = 0; i < pImageItemList->Count(); i++ )
			WriteImage( (*pImageItemList)[i] );
	}

	m_xWriteDocumentHandler->endElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_IMAGES )) );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
}

void OWriteImagesDocumentHandler::WriteImage( const ImageItemDescriptor* pImage ) throw
( SAXException, RuntimeException )
{
	::comphelper::AttributeList* pList = new ::comphelper::AttributeList;
	Reference< XAttributeList > xList( (XAttributeList *) pList , UNO_QUERY );

	pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_BITMAPINDEX )),
						 m_aAttributeType,
						 ::rtl::OUString::valueOf( (sal_Int32)pImage->nIndex ) );

	pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_COMMAND )),
						 m_aAttributeType,
						 pImage->aCommandURL );

	m_xWriteDocumentHandler->startElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_ENTRY )), xList );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );

	m_xWriteDocumentHandler->endElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_ENTRY )) );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
}

void OWriteImagesDocumentHandler::WriteExternalImageList( const ExternalImageItemListDescriptor* pExternalImageList ) throw
( SAXException, RuntimeException )
{
	m_xWriteDocumentHandler->startElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_EXTERNALIMAGES )), m_xEmptyList );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );

	for ( sal_uInt16 i = 0; i < pExternalImageList->Count(); i++ )
	{
		ExternalImageItemDescriptor* pItem = (*pExternalImageList)[i];
		WriteExternalImage( pItem );
	}

	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
	m_xWriteDocumentHandler->endElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_EXTERNALIMAGES )) );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
}

void OWriteImagesDocumentHandler::WriteExternalImage( const ExternalImageItemDescriptor* pExternalImage ) throw
( SAXException, RuntimeException )
{
	::comphelper::AttributeList* pList = new ::comphelper::AttributeList;
	Reference< XAttributeList > xList( (XAttributeList *) pList , UNO_QUERY );

	// save required attributes
	pList->AddAttribute( m_aAttributeXlinkType,
						 m_aAttributeType,
						 m_aAttributeValueSimple );

	if ( pExternalImage->aURL.Len() > 0 )
	{
		pList->AddAttribute( m_aXMLXlinkNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_HREF )),
							 m_aAttributeType,
							 pExternalImage->aURL );
	}

	if ( pExternalImage->aCommandURL.Len() > 0 )
	{
		pList->AddAttribute( m_aXMLImageNS + ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ATTRIBUTE_COMMAND )),
							 m_aAttributeType,
							 pExternalImage->aCommandURL );
	}

	m_xWriteDocumentHandler->startElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_EXTERNALENTRY )), xList );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );

	m_xWriteDocumentHandler->endElement( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ELEMENT_NS_EXTERNALENTRY )) );
	m_xWriteDocumentHandler->ignorableWhitespace( ::rtl::OUString() );
}

} // namespace framework