customelementpart.h

Go to the documentation of this file.

/*
    Copyright 2006-2019 The QElectroTech Team
    This file is part of QElectroTech.
    
    QElectroTech 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 2 of the License, or
    (at your option) any later version.
    
    QElectroTech 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 QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CUSTOM_ELEMENT_PART_H
#define CUSTOM_ELEMENT_PART_H

#include "qet.h"

class CustomElement;
class ElementPrimitiveDecorator;
class ElementScene;
class QETElementEditor;
class QUndoStack;
class QGraphicsItem;
class QGraphicsSceneMouseEvent;

class CustomElementPart {
    // constructors, destructor
    public:
    CustomElementPart(QETElementEditor *editor) : element_editor(editor) {}
    virtual ~CustomElementPart() {}
    
    private:
    CustomElementPart(const CustomElementPart &);
    
    // attributes
    private:
    QETElementEditor *element_editor;
    
    // methods
    public:
    virtual void fromXml(const QDomElement &) = 0;
    virtual const QDomElement toXml(QDomDocument &) const = 0;
    virtual void setProperty(const char *name, const QVariant &value) = 0;
    virtual QVariant property(const char *name) const = 0;
    virtual bool isUseless() const = 0;
    virtual QRectF sceneGeometricRect() const = 0;
    virtual void startUserTransformation(const QRectF &) = 0;
    virtual void handleUserTransformation(const QRectF &, const QRectF &) = 0;
    virtual QETElementEditor *elementEditor() const;
    virtual void updateCurrentPartEditor() const;
    virtual ElementScene *elementScene() const;
    virtual QUndoStack &undoStack() const;
    virtual QString name() const = 0;
    virtual QString xmlName() const = 0;
    
    virtual QGraphicsItem *toItem();
    
    virtual QET::ScalingMethod preferredScalingMethod() const;
    
    protected:
    QList<QPointF> mapPoints(const QRectF &, const QRectF &, const QList<QPointF> &);
};
#endif