Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 162 insertions, 0 deletions

diff --git a/kate/part/katearbitraryhighlight.cpp b/kate/part/katearbitraryhighlight.cpp
new file mode 100644
index 000000000..2ecbececc
--- /dev/null
+++ b/kate/part/katearbitraryhighlight.cpp
@@ -0,0 +1,162 @@
+/* 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;