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/* This file is part of the KDE libraries
Copyright (C) 2003 Hamish Rodda <rodda@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 "katearbitraryhighlight.h"
#include "katearbitraryhighlight.moc"
#include "katesupercursor.h"
#include "katedocument.h"
#include <kdebug.h>
#include <qfont.h>
KateArbitraryHighlightRange::KateArbitraryHighlightRange(KateSuperCursor* start,
KateSuperCursor* end, QObject* parent, const char* name) :
KateSuperRange(start, end, parent, name) {
}
KateArbitraryHighlightRange::KateArbitraryHighlightRange(KateDocument* doc, const KateRange& range, QObject* parent, const char* name)
: KateSuperRange(doc, range, parent, name)
{
}
KateArbitraryHighlightRange::KateArbitraryHighlightRange(KateDocument* doc, const KateTextCursor& start, const KateTextCursor& end, QObject* parent, const char* name)
: KateSuperRange(doc, start, end, parent, name)
{
}
KateArbitraryHighlightRange::~KateArbitraryHighlightRange()
{
}
KateArbitraryHighlight::KateArbitraryHighlight(KateDocument* parent, const char* name)
: QObject(parent, name)
{
}
KateAttribute KateArbitraryHighlightRange::merge(QPtrList<KateSuperRange> ranges)
{
ranges.sort();
KateAttribute ret;
if (ranges.first() && ranges.current()->inherits("KateArbitraryHighlightRange"))
ret = *(static_cast<KateArbitraryHighlightRange*>(ranges.current()));
KateSuperRange* r;
while ((r = ranges.next())) {
if (r->inherits("KateArbitraryHighlightRange")) {
KateArbitraryHighlightRange* hl = static_cast<KateArbitraryHighlightRange*>(r);
ret += *hl;
}
}
return ret;
}
void KateArbitraryHighlight::addHighlightToDocument(KateSuperRangeList* list)
{
m_docHLs.append(list);
connect(list, SIGNAL(rangeEliminated(KateSuperRange*)), SLOT(slotRangeEliminated(KateSuperRange*)));
connect(list, SIGNAL(destroyed(QObject*)),SLOT(slotRangeListDeleted(QObject*)));
}
void KateArbitraryHighlight::addHighlightToView(KateSuperRangeList* list, KateView* view)
{
if (!m_viewHLs[view])
m_viewHLs.insert(view, new QPtrList<KateSuperRangeList>());
m_viewHLs[view]->append(list);
connect(list, SIGNAL(rangeEliminated(KateSuperRange*)), SLOT(slotTagRange(KateSuperRange*)));
connect(list, SIGNAL(tagRange(KateSuperRange*)), SLOT(slotTagRange(KateSuperRange*)));
connect(list, SIGNAL(destroyed(QObject*)),SLOT(slotRangeListDeleted(QObject*)));
}
void KateArbitraryHighlight::slotRangeListDeleted(QObject* obj) {
int id=m_docHLs.findRef(static_cast<KateSuperRangeList*>(obj));
if (id>=0) m_docHLs.take(id);
for (QMap<KateView*, QPtrList<KateSuperRangeList>* >::Iterator it = m_viewHLs.begin(); it != m_viewHLs.end(); ++it)
for (KateSuperRangeList* l = (*it)->first(); l; l = (*it)->next())
if (l==obj) {
l->take();
break; //should we check if one list is stored more than once for a view ?? I don't think adding the same list 2 or more times is sane, but who knows (jowenn)
}
}
KateSuperRangeList& KateArbitraryHighlight::rangesIncluding(uint line, KateView* view)
{
// OPTIMISE make return value persistent
static KateSuperRangeList s_return(false);
Q_ASSERT(!s_return.autoDelete());
s_return.clear();
//--- TEMPORARY OPTIMISATION: return the actual range when there are none or one. ---
if (m_docHLs.count() + m_viewHLs.count() == 0)
return s_return;
else if (m_docHLs.count() + m_viewHLs.count() == 1)
if (m_docHLs.count())
return *(m_docHLs.first());
else
if (m_viewHLs.values().first() && m_viewHLs.values().first()->count() == 1)
if (m_viewHLs.keys().first() == view && m_viewHLs.values().first())
return *(m_viewHLs.values().first()->first());
//--- END Temporary optimisation ---
if (view) {
QPtrList<KateSuperRangeList>* list = m_viewHLs[view];
if (list)
for (KateSuperRangeList* l = list->first(); l; l = list->next())
if (l->count())
s_return.appendList(l->rangesIncluding(line));
} else {
for (QMap<KateView*, QPtrList<KateSuperRangeList>* >::Iterator it = m_viewHLs.begin(); it != m_viewHLs.end(); ++it)
for (KateSuperRangeList* l = (*it)->first(); l; l = (*it)->next())
if (l->count())
s_return.appendList(l->rangesIncluding(line));
}
for (KateSuperRangeList* l = m_docHLs.first(); l; l = m_docHLs.next())
if (l->count())
s_return.appendList(l->rangesIncluding(line));
return s_return;
}
void KateArbitraryHighlight::slotTagRange(KateSuperRange* range)
{
emit tagLines(viewForRange(range), range);
}
KateView* KateArbitraryHighlight::viewForRange(KateSuperRange* range)
{
for (QMap<KateView*, QPtrList<KateSuperRangeList>* >::Iterator it = m_viewHLs.begin(); it != m_viewHLs.end(); ++it)
for (KateSuperRangeList* l = (*it)->first(); l; l = (*it)->next())
if (l->contains(range))
return it.key();
// This must belong to a document-global highlight
return 0L;
}
// kate: space-indent on; indent-width 2; replace-tabs on;
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