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koffice/lib/kofficecore/KoGenStyles.cpp

406 lines
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/* This file is part of the KDE project
Copyright (C) 2004-2006 David Faure <faure@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "KoGenStyles.h"
#include <KoXmlWriter.h>
#include <float.h>
#include <kdebug.h>
KoGenStyles::KoGenStyles()
{
}
KoGenStyles::~KoGenStyles()
{
}
QString KoGenStyles::lookup( const KoGenStyle& style, const QString& name, int flags )
{
StyleMap::iterator it = m_styleMap.find( style );
if ( it == m_styleMap.end() ) {
// Not found, try if this style is in fact equal to its parent (the find above
// wouldn't have found it, due to m_parentName being set).
if ( !style.parentName().isEmpty() ) {
KoGenStyle testStyle( style );
const KoGenStyle* parentStyle = this->style( style.parentName() ); // ## linear search
if( !parentStyle ) {
kdDebug(30003) << "KoGenStyles::lookup(" << name << "): parent style '" << style.parentName() << "' not found in collection" << endl;
} else {
if ( testStyle.m_familyName != parentStyle->m_familyName )
{
kdWarning(30003) << "KoGenStyles::lookup(" << name << ", family=" << testStyle.m_familyName << ") parent style '" << style.parentName() << "' has a different family: " << parentStyle->m_familyName << endl;
}
testStyle.m_parentName = parentStyle->m_parentName;
// Exclude the type from the comparison. It's ok for an auto style
// to have a user style as parent; they can still be identical
testStyle.m_type = parentStyle->m_type;
// Also it's ok to not have the display name of the parent style
// in the auto style
QMap<QString, QString>::const_iterator it = parentStyle->m_attributes.find( "style:display-name" );
if ( it != parentStyle->m_attributes.end() )
testStyle.addAttribute( "style:display-name", *it );
if ( *parentStyle == testStyle )
return style.parentName();
}
}
QString styleName( name );
if ( styleName.isEmpty() ) {
styleName = 'A'; // for "auto".
flags &= ~DontForceNumbering; // i.e. force numbering
}
styleName = makeUniqueName( styleName, flags );
if ( style.autoStyleInStylesDotXml() )
m_autoStylesInStylesDotXml.insert( styleName, true /*unused*/ );
else
m_styleNames.insert( styleName, true /*unused*/ );
it = m_styleMap.insert( style, styleName );
NamedStyle s;
s.style = &it.key();
s.name = styleName;
m_styleArray.append( s );
}
return it.data();
}
QString KoGenStyles::makeUniqueName( const QString& base, int flags ) const
{
// If this name is not used yet, and numbering isn't forced, then the given name is ok.
if ( ( flags & DontForceNumbering )
&& m_autoStylesInStylesDotXml.find( base ) == m_autoStylesInStylesDotXml.end()
&& m_styleNames.find( base ) == m_styleNames.end() )
return base;
int num = 1;
QString name;
do {
name = base;
name += QString::number( num++ );
} while ( m_autoStylesInStylesDotXml.find( name ) != m_autoStylesInStylesDotXml.end()
|| m_styleNames.find( name ) != m_styleNames.end() );
return name;
}
QValueList<KoGenStyles::NamedStyle> KoGenStyles::styles( int type, bool markedForStylesXml ) const
{
QValueList<KoGenStyles::NamedStyle> lst;
const NameMap& nameMap = markedForStylesXml ? m_autoStylesInStylesDotXml : m_styleNames;
StyleArray::const_iterator it = m_styleArray.begin();
const StyleArray::const_iterator end = m_styleArray.end();
for ( ; it != end ; ++it ) {
// Look up if it's marked for styles.xml or not by looking up in the corresponding style map.
if ( (*it).style->type() == type && nameMap.find((*it).name) != nameMap.end() ) {
lst.append( *it );
}
}
return lst;
}
const KoGenStyle* KoGenStyles::style( const QString& name ) const
{
StyleArray::const_iterator it = m_styleArray.begin();
const StyleArray::const_iterator end = m_styleArray.end();
for ( ; it != end ; ++it ) {
if ( (*it).name == name )
return (*it).style;
}
return 0;
}
KoGenStyle* KoGenStyles::styleForModification( const QString& name )
{
return const_cast<KoGenStyle *>( style( name ) );
}
void KoGenStyles::markStyleForStylesXml( const QString& name )
{
Q_ASSERT( m_styleNames.find( name ) != m_styleNames.end() );
m_styleNames.remove( name );
m_autoStylesInStylesDotXml.insert( name, true );
styleForModification( name )->setAutoStyleInStylesDotXml( true );
}
void KoGenStyles::dump()
{
kdDebug() << "Style array:" << endl;
StyleArray::const_iterator it = m_styleArray.begin();
const StyleArray::const_iterator end = m_styleArray.end();
for ( ; it != end ; ++it ) {
kdDebug() << (*it).name << endl;
}
for ( NameMap::const_iterator it = m_styleNames.begin(); it != m_styleNames.end(); ++it ) {
kdDebug() << "style: " << it.key() << endl;
}
for ( NameMap::const_iterator it = m_autoStylesInStylesDotXml.begin(); it != m_autoStylesInStylesDotXml.end(); ++it ) {
kdDebug() << "auto style for style.xml: " << it.key() << endl;
const KoGenStyle* s = style( it.key() );
Q_ASSERT( s );
Q_ASSERT( s->autoStyleInStylesDotXml() );
}
}
// Returns -1, 0 (equal) or 1
static int compareMap( const QMap<QString, QString>& map1, const QMap<QString, QString>& map2 )
{
QMap<QString, QString>::const_iterator it = map1.begin();
QMap<QString, QString>::const_iterator oit = map2.begin();
for ( ; it != map1.end(); ++it, ++oit ) { // both maps have been checked for size already
if ( it.key() != oit.key() )
return it.key() < oit.key() ? -1 : +1;
if ( it.data() != oit.data() )
return it.data() < oit.data() ? -1 : +1;
}
return 0; // equal
}
////
KoGenStyle::KoGenStyle( int type, const char* familyName,
const QString& parentName )
: m_type( type ), m_familyName( familyName ), m_parentName( parentName ),
m_autoStyleInStylesDotXml( false ), m_defaultStyle( false )
{
}
KoGenStyle::~KoGenStyle()
{
}
void KoGenStyle::writeStyleProperties( KoXmlWriter* writer, PropertyType i,
const char* elementName, const KoGenStyle* parentStyle ) const
{
if ( !m_properties[i].isEmpty() ) {
writer->startElement( elementName );
QMap<QString, QString>::const_iterator it = m_properties[i].begin();
const QMap<QString, QString>::const_iterator end = m_properties[i].end();
for ( ; it != end; ++it ) {
if ( !parentStyle || parentStyle->property( it.key(), i ) != it.data() )
writer->addAttribute( it.key().utf8(), it.data().utf8() );
}
writer->endElement();
}
}
void KoGenStyle::writeStyle( KoXmlWriter* writer, KoGenStyles& styles, const char* elementName, const QString& name, const char* propertiesElementName, bool closeElement, bool drawElement ) const
{
//kdDebug(30003) << "writing out style " << name << " display-name=" << m_attributes["style:display-name"] << " family=" << m_familyName << endl;
writer->startElement( elementName );
const KoGenStyle* parentStyle = 0;
if ( !m_defaultStyle ) {
if ( !drawElement )
writer->addAttribute( "style:name", name );
else
writer->addAttribute( "draw:name", name );
if ( !m_parentName.isEmpty() ) {
parentStyle = styles.style( m_parentName );
if ( parentStyle && m_familyName.isEmpty() ) {
// get family from parent style, just in case
// Note: this is saving code, don't convert to attributeNS!
const_cast<KoGenStyle *>( this )->
m_familyName = parentStyle->attribute( "style:family" ).latin1();
//kdDebug(30003) << "Got familyname " << m_familyName << " from parent" << endl;
}
writer->addAttribute( "style:parent-style-name", m_parentName );
}
} else { // default-style
Q_ASSERT( qstrcmp( elementName, "style:default-style" ) == 0 );
Q_ASSERT( m_parentName.isEmpty() );
}
if ( !m_familyName.isEmpty() )
const_cast<KoGenStyle *>( this )->
addAttribute( "style:family", QString::fromLatin1( m_familyName ) );
else {
if ( qstrcmp( elementName, "style:style" ) == 0 )
kdWarning(30003) << "User style " << name << " is without family - invalid. m_type=" << m_type << endl;
}
#if 0 // #ifndef NDEBUG
kdDebug() << "style: " << name << endl;
printDebug();
if ( parentStyle ) {
kdDebug() << " parent: " << m_parentName << endl;
parentStyle->printDebug();
}
#endif
// Write attributes [which differ from the parent style]
// We only look at the direct parent style because we assume
// that styles are fully specified, i.e. the inheritance is
// only in the final file, not in the caller's code.
QMap<QString, QString>::const_iterator it = m_attributes.begin();
for ( ; it != m_attributes.end(); ++it ) {
bool writeit = true;
if ( parentStyle && it.key() != "style:family" // always write the family out
&& parentStyle->attribute( it.key() ) == it.data() )
writeit = false;
if ( writeit )
writer->addAttribute( it.key().utf8(), it.data().utf8() );
}
bool createPropertiesTag = propertiesElementName && propertiesElementName[0] != '\0';
KoGenStyle::PropertyType i = KoGenStyle::DefaultType;
if ( !m_properties[i].isEmpty() ||
!m_properties[KoGenStyle::ChildElement].isEmpty() ) {
if ( createPropertiesTag )
writer->startElement( propertiesElementName ); // e.g. paragraph-properties
it = m_properties[i].begin();
for ( ; it != m_properties[i].end(); ++it ) {
if ( !parentStyle || parentStyle->property( it.key(), i ) != it.data() )
writer->addAttribute( it.key().utf8(), it.data().utf8() );
}
i = KoGenStyle::ChildElement;
it = m_properties[i].begin();
for ( ; it != m_properties[i].end(); ++it ) {
if ( !parentStyle || parentStyle->property( it.key(), i ) != it.data() ) {
writer->addCompleteElement( it.data().utf8() );
}
}
if ( createPropertiesTag )
writer->endElement();
}
writeStyleProperties( writer, KoGenStyle::GraphicType, "style:graphic-properties", parentStyle );
writeStyleProperties( writer, KoGenStyle::ParagraphType, "style:paragraph-properties", parentStyle );
writeStyleProperties( writer, KoGenStyle::TextType, "style:text-properties", parentStyle );
// And now the style maps
for ( uint i = 0; i < m_maps.count(); ++i ) {
bool writeit = true;
if ( parentStyle && compareMap( m_maps[i], parentStyle->m_maps[i] ) == 0 )
writeit = false;
if ( writeit ) {
writer->startElement( "style:map" );
QMap<QString, QString>::const_iterator it = m_maps[i].begin();
for ( ; it != m_maps[i].end(); ++it ) {
writer->addAttribute( it.key().utf8(), it.data().utf8() );
}
writer->endElement(); // style:map
}
}
if ( closeElement )
writer->endElement();
}
void KoGenStyle::addPropertyPt( const QString& propName, double propValue, PropertyType type )
{
QString str;
str.setNum( propValue, 'g', DBL_DIG );
str += "pt";
m_properties[type].insert( propName, str );
}
void KoGenStyle::addAttributePt( const QString& attrName, double attrValue )
{
QString str;
str.setNum( attrValue, 'g', DBL_DIG );
str += "pt";
m_attributes.insert( attrName, str );
}
#ifndef NDEBUG
void KoGenStyle::printDebug() const
{
int i = DefaultType;
kdDebug() << m_properties[i].count() << " properties." << endl;
for( QMap<QString,QString>::ConstIterator it = m_properties[i].begin(); it != m_properties[i].end(); ++it ) {
kdDebug() << " " << it.key() << " = " << it.data() << endl;
}
i = TextType;
kdDebug() << m_properties[i].count() << " text properties." << endl;
for( QMap<QString,QString>::ConstIterator it = m_properties[i].begin(); it != m_properties[i].end(); ++it ) {
kdDebug() << " " << it.key() << " = " << it.data() << endl;
}
i = ParagraphType;
kdDebug() << m_properties[i].count() << " paragraph properties." << endl;
for( QMap<QString,QString>::ConstIterator it = m_properties[i].begin(); it != m_properties[i].end(); ++it ) {
kdDebug() << " " << it.key() << " = " << it.data() << endl;
}
i = ChildElement;
kdDebug() << m_properties[i].count() << " child elements." << endl;
for( QMap<QString,QString>::ConstIterator it = m_properties[i].begin(); it != m_properties[i].end(); ++it ) {
kdDebug() << " " << it.key() << " = " << it.data() << endl;
}
kdDebug() << m_attributes.count() << " attributes." << endl;
for( QMap<QString,QString>::ConstIterator it = m_attributes.begin(); it != m_attributes.end(); ++it ) {
kdDebug() << " " << it.key() << " = " << it.data() << endl;
}
kdDebug() << m_maps.count() << " maps." << endl;
for ( uint i = 0; i < m_maps.count(); ++i ) {
kdDebug() << "map " << i << ":" << endl;
for( QMap<QString,QString>::ConstIterator it = m_maps[i].begin(); it != m_maps[i].end(); ++it ) {
kdDebug() << " " << it.key() << " = " << it.data() << endl;
}
}
kdDebug() << endl;
}
#endif
bool KoGenStyle::operator<( const KoGenStyle &other ) const
{
if ( m_type != other.m_type ) return m_type < other.m_type;
if ( m_parentName != other.m_parentName ) return m_parentName < other.m_parentName;
if ( m_autoStyleInStylesDotXml != other.m_autoStyleInStylesDotXml ) return m_autoStyleInStylesDotXml;
for ( uint i = 0 ; i < N_NumTypes ; ++i )
if ( m_properties[i].count() != other.m_properties[i].count() )
return m_properties[i].count() < other.m_properties[i].count();
if ( m_attributes.count() != other.m_attributes.count() ) return m_attributes.count() < other.m_attributes.count();
if ( m_maps.count() != other.m_maps.count() ) return m_maps.count() < other.m_maps.count();
// Same number of properties and attributes, no other choice than iterating
for ( uint i = 0 ; i < N_NumTypes ; ++i ) {
int comp = compareMap( m_properties[i], other.m_properties[i] );
if ( comp != 0 )
return comp < 0;
}
int comp = compareMap( m_attributes, other.m_attributes );
if ( comp != 0 )
return comp < 0;
for ( uint i = 0 ; i < m_maps.count() ; ++i ) {
int comp = compareMap( m_maps[i], other.m_maps[i] );
if ( comp != 0 )
return comp < 0;
}
return false;
}
bool KoGenStyle::operator==( const KoGenStyle &other ) const
{
if ( m_type != other.m_type ) return false;
if ( m_parentName != other.m_parentName ) return false;
if ( m_autoStyleInStylesDotXml != other.m_autoStyleInStylesDotXml ) return false;
for ( uint i = 0 ; i < N_NumTypes ; ++i )
if ( m_properties[i].count() != other.m_properties[i].count() )
return false;
if ( m_attributes.count() != other.m_attributes.count() ) return false;
if ( m_maps.count() != other.m_maps.count() ) return false;
// Same number of properties and attributes, no other choice than iterating
for ( uint i = 0 ; i < N_NumTypes ; ++i ) {
int comp = compareMap( m_properties[i], other.m_properties[i] );
if ( comp != 0 )
return false;
}
int comp = compareMap( m_attributes, other.m_attributes );
if ( comp != 0 )
return false;
for ( uint i = 0 ; i < m_maps.count() ; ++i ) {
int comp = compareMap( m_maps[i], other.m_maps[i] );
if ( comp != 0 )
return false;
}
return true;
}