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75 lines
2.9 KiB
C++
75 lines
2.9 KiB
C++
/***************************************************************************
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* Copyright (C) 2007 by Robert Knight <robertknight@gmail.com> *
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* Copyright (C) 2008 by Alexis Ménard <darktears31@gmail.com> *
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* Copyright (C) 2008 by Marco Martin <notmart@gmail.com> *
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* Copyright (C) 2012-2013 by Eike Hein <hein@kde.org> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
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***************************************************************************/
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#ifndef TEXTLABEL_H
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#define TEXTLABEL_H
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#include <QDeclarativeItem>
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#include <QColor>
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#include <QPixmap>
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#include <QTextLayout>
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#include <QTextOption>
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class TextLabel : public QDeclarativeItem
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{
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Q_OBJECT
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Q_PROPERTY(bool enabled READ enabled WRITE setEnabled)
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Q_PROPERTY(QString text READ text WRITE setText)
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Q_PROPERTY(bool elide READ elide WRITE setElide)
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public:
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TextLabel(QDeclarativeItem *parent = 0);
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~TextLabel();
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bool enabled() const;
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void setEnabled(bool enabled);
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QString text() const;
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void setText(const QString& text);
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bool elide() const;
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void setElide(bool elide);
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
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signals:
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void textChanged(const QString& text);
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protected:
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void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry);
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private:
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void updateImplicitSize();
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QColor textColor() const;
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QTextOption textOption() const;;
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void layoutText(QTextLayout &layout, const QString &text, const QSize &constraints);
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void drawTextLayout(QPainter *painter, const QTextLayout &layout, const QRect &rect);
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bool m_enabled;
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QString m_text;
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bool m_elide;
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QTextLayout m_layout;
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QPixmap m_cachedShadow;
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};
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#endif
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