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/*
Copyright (c) 2017 Christian Mollekopf <mollekopf@kolabsystems.com>
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.
*/
#pragma once
#include "kube_export.h"
#include <QObject>
#include <QFont>
#include <QTextCursor>
class QTextDocument;
class QQuickTextDocument;
class KUBE_EXPORT TextDocumentHandler : public QObject
{
Q_OBJECT
Q_PROPERTY(QQuickTextDocument *document READ document WRITE setDocument NOTIFY documentChanged)
Q_PROPERTY(int cursorPosition READ cursorPosition WRITE setCursorPosition NOTIFY cursorPositionChanged)
Q_PROPERTY(int selectionStart READ selectionStart WRITE setSelectionStart NOTIFY selectionStartChanged)
Q_PROPERTY(int selectionEnd READ selectionEnd WRITE setSelectionEnd NOTIFY selectionEndChanged)
Q_PROPERTY(QColor textColor READ textColor WRITE setTextColor NOTIFY textColorChanged)
Q_PROPERTY(QString fontFamily READ fontFamily WRITE setFontFamily NOTIFY fontFamilyChanged)
Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment NOTIFY alignmentChanged)
Q_PROPERTY(bool bold READ bold WRITE setBold NOTIFY boldChanged)
Q_PROPERTY(bool italic READ italic WRITE setItalic NOTIFY italicChanged)
Q_PROPERTY(bool underline READ underline WRITE setUnderline NOTIFY underlineChanged)
Q_PROPERTY(bool containsFormatting READ containsFormatting NOTIFY textChanged)
Q_PROPERTY(int fontSize READ fontSize WRITE setFontSize NOTIFY fontSizeChanged)
Q_PROPERTY(QString text READ text NOTIFY textChanged)
Q_PROPERTY(QString plainText READ plainText NOTIFY textChanged)
Q_PROPERTY(QString htmlText READ htmlText NOTIFY textChanged)
public:
explicit TextDocumentHandler(QObject *parent = nullptr);
QQuickTextDocument *document() const;
void setDocument(QQuickTextDocument *document);
QString text() const;
QString plainText() const;
QString htmlText() const;
bool containsFormatting() const;
int cursorPosition() const;
void setCursorPosition(int position);
int selectionStart() const;
void setSelectionStart(int position);
int selectionEnd() const;
void setSelectionEnd(int position);
QString fontFamily() const;
void setFontFamily(const QString &family);
QColor textColor() const;
void setTextColor(const QColor &color);
Qt::Alignment alignment() const;
void setAlignment(Qt::Alignment alignment);
bool bold() const;
void setBold(bool bold);
bool italic() const;
void setItalic(bool italic);
bool underline() const;
void setUnderline(bool underline);
int fontSize() const;
void setFontSize(int size);
Q_INVOKABLE void resetFormat();
Q_INVOKABLE static bool isHtml(const QString &);
Q_SIGNALS:
void documentChanged();
void cursorPositionChanged();
void selectionStartChanged();
void selectionEndChanged();
void fontFamilyChanged();
void textColorChanged();
void alignmentChanged();
void boldChanged();
void italicChanged();
void underlineChanged();
void fontSizeChanged();
void textChanged();
private Q_SLOTS:
void contentsChange(int position, int charsRemoved, int charsAdded);
private:
void reset();
QTextCharFormat charFormat() const;
QTextCursor textCursor() const;
void mergeFormatOnWordOrSelection(const QTextCharFormat &format);
QQuickTextDocument *mDocument;
int mCursorPosition;
int mSelectionStart;
int mSelectionEnd;
QSharedPointer<QTextCharFormat> mCachedTextFormat;
};
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