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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef ITEXTMARK_H
#define ITEXTMARK_H
#include "texteditor_global.h"
#include <QObject>
#include <QList>
#include <QIcon>
QT_BEGIN_NAMESPACE
class QIcon;
class QPainter;
class QRect;
class QTextBlock;
QT_END_NAMESPACE
namespace TextEditor {
class ITextEditor;
class ITextMarkable;
class TEXTEDITOR_EXPORT ITextMark
{
public:
ITextMark(int line)
: m_markableInterface(0),
m_lineNumber(line),
m_priority(NormalPriority),
m_visible(true),
m_widthFactor(1.0)
{}
virtual ~ITextMark();
// determine order on markers on the same line.
enum Priority
{
LowPriority,
NormalPriority,
HighPriority // shown on top.
};
int lineNumber() const;
virtual void paint(QPainter *painter, const QRect &rect) const;
virtual void updateLineNumber(int lineNumber);
virtual void updateBlock(const QTextBlock &block);
virtual void move(int line);
virtual void removedFromEditor();
virtual bool isClickable() const;
virtual void clicked();
virtual bool isDraggable() const;
virtual void dragToLine(int lineNumber);
void setIcon(const QIcon &icon);
// call this if the icon has changed.
void updateMarker();
Priority priority() const;
void setPriority(Priority prioriy);
bool isVisible() const;
void setVisible(bool isVisible);
double widthFactor() const;
void setWidthFactor(double factor);
ITextMarkable *markableInterface() const;
void setMarkableInterface(ITextMarkable *markableInterface);
private:
Q_DISABLE_COPY(ITextMark)
ITextMarkable *m_markableInterface;
int m_lineNumber;
Priority m_priority;
bool m_visible;
QIcon m_icon;
double m_widthFactor;
};
typedef QList<ITextMark *> TextMarks;
class TEXTEDITOR_EXPORT ITextMarkable : public QObject
{
Q_OBJECT
public:
ITextMarkable(QObject *parent = 0) : QObject(parent) {}
virtual TextMarks marks() const = 0;
virtual bool addMark(ITextMark *mark) = 0;
virtual TextMarks marksAt(int line) const = 0;
virtual void removeMark(ITextMark *mark) = 0;
virtual void updateMark(ITextMark *mark) = 0;
virtual void moveMark(ITextMark *mark, int previousLine) = 0;
};
} // namespace TextEditor
#endif // ITEXTMARK_H
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