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/* This file is part of the KDE project
* Copyright (C) 2006-2010 Thomas Zander <zander@kde.org>
* Copyright (C) 2008 Thorsten Zachmann <zachmann@kde.org>
* Copyright (C) 2008 Pierre Stirnweiss \pierre.stirnweiss_koffice@gadz.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.
*/
#ifndef KOTEXTSHAPE_H
#define KOTEXTSHAPE_H
#include <KoShapeContainer.h>
#include <KoFrameShape.h>
#include <KoTextShapeData.h>
#include <QTextDocument>
#include <QPainter>
#include <QMutex>
#include <QWaitCondition>
#define TextShape_SHAPEID "TextShapeID"
class KoInlineTextObjectManager;
class KoPageProvider;
class KoImageCollection;
/**
* A text shape.
* The Text shape is capable of drawing structured text.
* @see KoTextShapeData
*/
class TextShape : public KoShapeContainer, public KoFrameShape
{
public:
TextShape(KoInlineTextObjectManager *inlineTextObjectManager);
virtual ~TextShape();
/// reimplemented
void paintComponent(QPainter &painter, const KoViewConverter &converter);
/// reimplemented
void paintDecorations(QPainter &painter, const KoViewConverter &converter, const KoCanvasBase *canvas);
/// reimplemented
virtual void waitUntilReady(const KoViewConverter &converter, bool asynchronous) const;
/// helper method.
QPointF convertScreenPos(const QPointF &point);
/// set the image collection which is needed to draw bullet from images
void setImageCollection(KoImageCollection *collection) { m_imageCollection = collection; }
/**
* Set the shape's text to be demo text or not.
* If true, replace the content with an lorem ipsum demo text and don't complain
* when there is not enough space at the end
* If false; remove the demo text again.
*/
void setDemoText(bool on);
/// return if the content of this shape is demo text.
bool demoText() const {
return m_demoText;
}
/**
* From KoShape reimplemented method to load the TextShape from ODF.
*
* This method redirects the call to the KoTextShapeData::loadOdf() method which
* in turn will call the KoTextLoader::loadBody() method that reads the element
* into a QTextCursor.
*
* @param context the KoShapeLoadingContext used for loading.
* @param element element which represents the shape in odf.
* @return false if loading failed.
*/
virtual bool loadOdf(const KoXmlElement &element, KoShapeLoadingContext &context);
/**
* From KoShape reimplemented method to store the TextShape data as ODF.
*
* @param context the KoShapeSavingContext used for saving.
*/
virtual void saveOdf(KoShapeSavingContext &context) const;
KoTextShapeData *textShapeData() {
return m_textShapeData;
}
bool hasFootnoteDocument() {
return m_footnotes != 0 && !m_footnotes->isEmpty();
}
QTextDocument *footnoteDocument();
void markLayoutDone();
virtual void update() const;
virtual void update(const QRectF &shape) const;
// required for kpresenter hack
void setPageProvider(KoPageProvider *provider) { m_pageProvider = provider; }
protected:
virtual bool loadOdfFrameElement(const KoXmlElement &element, KoShapeLoadingContext &context);
private:
void shapeChanged(ChangeType type, KoShape *shape = 0);
KoTextShapeData *m_textShapeData;
QTextDocument *m_footnotes;
bool m_demoText;
mutable QMutex m_mutex;
mutable QWaitCondition m_waiter;
KoPageProvider *m_pageProvider;
KoImageCollection *m_imageCollection;
QRegion m_paintRegion;
};
#endif
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