vformulaproperty.h

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 *   Copyright (C) 2017  Seamly, LLC                                       *
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 *   https://github.com/fashionfreedom/seamly2d                             *
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 **
 **  Seamly2D is free software: you can redistribute it and/or modify
 **  it under the terms of the GNU General Public License as published by
 **  the Free Software Foundation, either version 3 of the License, or
 **  (at your option) any later version.
 **
 **  Seamly2D 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 General Public License for more details.
 **
 **  You should have received a copy of the GNU General Public License
 **  along with Seamly2D.  If not, see <http://www.gnu.org/licenses/>.
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 ************************************************************************
 **
 **  @file   vformulaproperty.h
 **  @author Roman Telezhynskyi <dismine(at)gmail.com>
 **  @date   28 8, 2014
 **
 **  @brief
 **  @copyright
 **  This source code is part of the Valentine project, a pattern making
 **  program, whose allow create and modeling patterns of clothing.
 **  Copyright (C) 2013-2015 Seamly2D project
 **  <https://github.com/fashionfreedom/seamly2d> All Rights Reserved.
 **
 **  Seamly2D is free software: you can redistribute it and/or modify
 **  it under the terms of the GNU General Public License as published by
 **  the Free Software Foundation, either version 3 of the License, or
 **  (at your option) any later version.
 **
 **  Seamly2D 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 General Public License for more details.
 **
 **  You should have received a copy of the GNU General Public License
 **  along with Seamly2D.  If not, see <http://www.gnu.org/licenses/>.
 **
 *************************************************************************/
 
#ifndef VFORMULAPROPERTY_H
#define VFORMULAPROPERTY_H
 
#include "../vpropertyexplorer/vproperty.h"
 
class VFormula;
 
class VFormulaProperty : public VPE::VProperty
{
    Q_OBJECT
public:
    explicit VFormulaProperty(const QString &name);
 
    //! Get the data how it should be displayed
    virtual QVariant data (int column = DPC_Name, int role = Qt::DisplayRole) const Q_DECL_OVERRIDE;
 
    //! Returns item flags
    virtual Qt::ItemFlags flags(int column = DPC_Name) const Q_DECL_OVERRIDE;
 
    //! Returns an editor widget, or NULL if it doesn't supply one
    //! \param parent The widget to which the editor will be added as a child
    //! \options Render options
    //! \delegate A pointer to the QAbstractItemDelegate requesting the editor. This can be used to connect signals and
    //! slots.
    virtual QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& options,
                                  const QAbstractItemDelegate* delegate) Q_DECL_OVERRIDE;
 
    //! Sets the property's data to the editor (returns false, if the standard delegate should do that)
    virtual bool setEditorData(QWidget* editor) Q_DECL_OVERRIDE;
 
    //! Gets the data from the widget
    virtual QVariant getEditorData(const QWidget* editor) const Q_DECL_OVERRIDE;
 
    //! Returns a string containing the type of the property
    virtual QString type() const Q_DECL_OVERRIDE;
 
    //! Clones this property
    //! \param include_children Indicates whether to also clone the children
    //! \param container If a property is being passed here, no new VProperty is being created but instead it is tried
    //! to fill all the data into container. This can also be used when subclassing this function.
    //! \return Returns the newly created property (or container, if it was not NULL)
    Q_REQUIRED_RESULT virtual VProperty* clone(bool include_children = true,
                                               VProperty* container = nullptr) const Q_DECL_OVERRIDE;
 
    //! Sets the value of the property
    virtual void setValue(const QVariant& value) Q_DECL_OVERRIDE;
 
    //! Returns the value of the property as a QVariant
    virtual QVariant getValue() const Q_DECL_OVERRIDE;
 
    //! Returns the formula
    VFormula GetFormula() const;
 
    //! Sets the formula
    void SetFormula(const VFormula &formula);
 
public slots:
    virtual void childValueChanged(const QVariant &value, int typeForParent) Q_DECL_OVERRIDE;
 
};
 
#endif // VFORMULAPROPERTY_H