JKQtPlotter/lib/jkqtmathtext/nodes/jkqtmathtextdecoratednode.h

/*
    Copyright (c) 2008-2022 Jan W. Krieger (<jan@jkrieger.de>)
    with contributions from: Razi Alavizadeh

    

    This software is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License (LGPL) as published by
    the Free Software Foundation, either version 2.1 of the License, or
    (at your option) any later version.

    This program 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 Lesser General Public License (LGPL) for more details.

    You should have received a copy of the GNU Lesser General Public License (LGPL)
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/




#ifndef JKQTMATHTEXTDECORATEDNODE_H
#define JKQTMATHTEXTDECORATEDNODE_H
#include "jkqtmathtext/jkqtmathtext_imexport.h"
#include "jkqtmathtext/jkqtmathtexttools.h"
#include "jkqtmathtext/nodes/jkqtmathtextnode.h"
#include <QPainter>

class JKQTMathText; // forward
// JKQTMATHTEXT_LIB_EXPORT


/** \brief subclass representing a decorated text m (e.g. \c \\vec \c \\hat ...) node
 *  \ingroup jkqtmathtext_items
 *
 *  \image html mathparser/decoration_sizing.png
 *
 */
class JKQTMATHTEXT_LIB_EXPORT JKQTMathTextDecoratedNode: public JKQTMathTextSingleChildNode {
    public:
        JKQTMathTextDecoratedNode(JKQTMathText* parent, JKQTMathTextDecoration decoration, JKQTMathTextNode* child);
        virtual ~JKQTMathTextDecoratedNode() override;
        /** \copydoc JKQTMathTextNode::draw() */
        virtual double draw(QPainter& painter, double x, double y, JKQTMathTextEnvironment currentEv, const JKQTMathTextNodeSize* prevNodeSize=nullptr) override;
        /** \copydoc JKQTMathTextNode::toHtml() */
        virtual bool toHtml(QString& html, JKQTMathTextEnvironment currentEv, JKQTMathTextEnvironment defaultEv) override;
        /** \copydoc JKQTMathTextNode::getTypeName() */
        virtual QString getTypeName() const override ;
        /** \copydoc decoration */ 
        JKQTMathTextDecoration getDecoration() const;
    protected:
        /** \copydoc JKQTMathTextNode::getSizeInternal() */
        virtual void getSizeInternal(QPainter& painter, JKQTMathTextEnvironment currentEv, double& width, double& baselineHeight, double& overallHeight, double& strikeoutPos, const JKQTMathTextNodeSize* prevNodeSize=nullptr) override;
        /** \brief type of decoration that is added to the child node */
        JKQTMathTextDecoration decoration;
};
#endif // JKQTMATHTEXTDECORATEDNODE_H