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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
#include <cassert> //added to make Fedora-5 happy
//#include <QDebug>
#include "fpoint.h"
#include "scfonts.h"
#include "scribus.h"
#include "scribusdoc.h"
#include "sctext_shared.h"
#include "util.h"
ScText_Shared::ScText_Shared(const StyleContext* pstyles) : QList<ScText*>(),
defaultStyle(),
pstyleContext(NULL),
refs(1), len(0), cursorPosition(0), trailingStyle()
{
pstyleContext.setDefaultStyle( & defaultStyle );
defaultStyle.setContext( pstyles );
trailingStyle.setContext( &pstyleContext );
// defaultStyle.charStyle().setContext( cstyles );
// qDebug() << QString("ScText_Shared() %1 %2 %3 %4").arg(reinterpret_cast<uint>(this)).arg(reinterpret_cast<uint>(&defaultStyle)).arg(reinterpret_cast<uint>(pstyles)).arg(reinterpret_cast<uint>(cstyles));
}
ScText_Shared::ScText_Shared(const ScText_Shared& other) : QList<ScText*>(),
defaultStyle(other.defaultStyle),
pstyleContext(other.pstyleContext),
refs(1), len(0), cursorPosition(other.cursorPosition),
trailingStyle(other.trailingStyle)
{
pstyleContext.setDefaultStyle( &defaultStyle );
trailingStyle.setContext( &pstyleContext );
QListIterator<ScText*> it( other );
ScText* elem;
while ( it.hasNext() ) {
elem = it.next();
ScText* elem2 = new ScText(*elem);
append(elem2);
if (elem2->parstyle) {
elem2->parstyle->setContext( & pstyleContext);
// elem2->parstyle->charStyle().setContext( defaultStyle.charStyleContext() );
replaceCharStyleContextInParagraph(count()-1, elem2->parstyle->charStyleContext());
}
}
len = count();
replaceCharStyleContextInParagraph(len, trailingStyle.charStyleContext() );
// qDebug() << QString("ScText_Shared(%2) %1").arg(reinterpret_cast<uint>(this)).arg(reinterpret_cast<uint>(&other));
}
void ScText_Shared::clear()
{
while(!this->isEmpty())
delete this->takeFirst();
QList<ScText*>::clear();
cursorPosition = 0;
}
ScText_Shared& ScText_Shared::operator= (const ScText_Shared& other)
{
if (this != &other)
{
defaultStyle = other.defaultStyle;
trailingStyle = other.trailingStyle;
pstyleContext = other.pstyleContext;
pstyleContext.setDefaultStyle( &defaultStyle );
defaultStyle.setContext( other.defaultStyle.context() );
trailingStyle.setContext( &pstyleContext );
clear();
QListIterator<ScText*> it( other );
ScText* elem;
while ( it.hasNext() ) {
elem = it.next();
ScText* elem2 = new ScText(*elem);
append(elem2);
if (elem2->parstyle) {
elem2->parstyle->setContext( & pstyleContext );
// qDebug() << QString("StoryText::copy: * %1 align=%2").arg(elem2->parstyle->parent())
// .arg(elem2->parstyle->alignment())
// .arg((uint)elem2->parstyle->context()));
// elem2->parstyle->charStyle().setContext( defaultStyle.charStyleContext());
replaceCharStyleContextInParagraph(count()-1, elem2->parstyle->charStyleContext());
}
}
len = count();
cursorPosition = other.cursorPosition;
pstyleContext.invalidate();
// qDebug() << QString("StoryText::copy: %1 align=%2 %3").arg(trailingStyle.parentStyle()->name())
// .arg(trailingStyle.alignment()).arg((uint)trailingStyle.context());
replaceCharStyleContextInParagraph(len, trailingStyle.charStyleContext());
}
// qDebug() << QString("ScText_Shared: %1 = %2").arg(reinterpret_cast<uint>(this)).arg(reinterpret_cast<uint>(&other));
return *this;
}
ScText_Shared::~ScText_Shared()
{
// qDebug() << QString("~ScText_Shared() %1").arg(reinterpret_cast<uint>(this));
while(!this->isEmpty())
delete this->takeFirst();
}
/**
A char's stylecontext is the containing paragraph's style,
This routines makes sure that all charstyles look for defaults
in the parstyle first.
*/
void ScText_Shared::replaceCharStyleContextInParagraph(int pos, const StyleContext* newContext)
{
assert (pos >= 0);
assert (pos <= size());
if (pos < size())
value(pos)->setContext(newContext);
for (int i=pos-1; i >=0 ; --i )
{
if ( (at(i)->ch) == SpecialChars::PARSEP)
break;
value(i)->setContext(newContext);
}
#ifndef NDEBUG // skip assertions if we aren't debugging
// we are done here but will do a sanity check:
// assert that all chars point to the following parstyle
QListIterator<ScText*> it( *this );
const StyleContext* lastContext = NULL;
while ( it.hasNext() ) {
ScText* elem = it.next();
assert( elem );
if ( elem->ch.isNull() )
{
// nothing, see code in removeParSep
}
else if (elem->ch == SpecialChars::PARSEP)
{
assert( elem->parstyle );
if ( lastContext )
{
assert( lastContext == elem->parstyle->charStyleContext() );
}
lastContext = NULL;
}
else if (lastContext == NULL)
{
lastContext = elem->context();
}
else
{
assert( lastContext == elem->context() );
}
}
if ( lastContext )
assert( lastContext == trailingStyle.charStyleContext() );
#endif
}
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