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 /* This file is part of the KDE project
  * Copyright (C) 2007 Thomas Zander <zander@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 as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * 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 "KoTextEditingPlugin.h"
 
 #include <QTextDocument>
 #include <QTextBlock>
 #include <QTextCursor>
 
 #include "TextDebug.h"
 
 class Q_DECL_HIDDEN KoTextEditingPlugin::Private
 {
 public:
     QHash<QString, QAction*> actionCollection;
 };
 
 KoTextEditingPlugin::KoTextEditingPlugin()
         : d(new Private())
 {
 }
 
 KoTextEditingPlugin::~KoTextEditingPlugin()
 {
     delete d;
 }
 
 void KoTextEditingPlugin::selectWord(QTextCursor &cursor, int cursorPosition) const
 {
     cursor.setPosition(cursorPosition);
     QTextBlock block = cursor.block();
     cursor.setPosition(block.position());
     cursorPosition -= block.position();
     const QString string = block.text();
     int pos = 0;
     bool space = false;
     QString::ConstIterator iter = string.begin();
     while (iter != string.end()) {
         if (iter->isSpace()) {
             if (space) ;// double spaces belong to the previous word
             else if (pos < cursorPosition)
                 cursor.setPosition(pos + block.position() + 1); // +1 because we don't want to set it on the space itself
             else
                 space = true;
         } else if (space)
             break;
         pos++;
         ++iter;
     }
     cursor.setPosition(pos + block.position(), QTextCursor::KeepAnchor);
 }
 
 QString KoTextEditingPlugin::paragraph(QTextDocument *document, int cursorPosition) const
 {
     QTextBlock block = document->findBlock(cursorPosition);
     return block.text();
 }
 
 void KoTextEditingPlugin::addAction(const QString &name, QAction *action)
 {
     d->actionCollection.insert(name, action);
 }
 
 void KoTextEditingPlugin::checkSection(QTextDocument *document, int startPosition, int endPosition)
 {
     QTextBlock block = document->findBlock(startPosition);
     int pos = block.position();
     while (true) {
         if (!block.contains(startPosition - 1) && !block.contains(endPosition + 1)) // only parags that are completely in
             finishedParagraph(document, block.position());
 
         const QString text = block.text();
         bool space = true;
         QString::ConstIterator iter = text.begin();
         while (pos < endPosition && iter != text.end()) {
             bool isSpace = iter->isSpace();
             if (pos >= startPosition && space && !isSpace) // for each word, call finishedWord
                 finishedWord(document, pos);
             else if (!isSpace && pos == startPosition)
                 finishedWord(document, startPosition);
             space = isSpace;
             pos++;
             iter++;
         }
 
         if (!(block.isValid() && block.position() + block.length() < endPosition))
             break;
         block = block.next();
     }
 }
 
 QHash<QString, QAction*> KoTextEditingPlugin::actions() const
 {
     return d->actionCollection;
 }
 
 void KoTextEditingPlugin::setCurrentCursorPosition(QTextDocument *document, int cursorPosition)
 {
     Q_UNUSED(cursorPosition);
     Q_UNUSED(document);
 }