blacksun 819c6c6f86 QetGraphicsItem, remove the function applyRotation and rotateBy, and use instead the native function of QGraphicsItem : setRotation
git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@5281 bfdf4180-ca20-0410-9c96-a3a8aa849046
2018-03-27 19:04:43 +00:00

265 lines
9.0 KiB
C++

/*
Copyright 2006-2017 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 ELEMENT_H
#define ELEMENT_H
#include "qet.h"
#include "qetgraphicsitem.h"
#include "diagramcontext.h"
#include "assignvariables.h"
#include <algorithm>
class QETProject;
class Terminal;
class Conductor;
class NumerotationContext;
class DiagramTextItem;
class DynamicElementTextItem;
class ElementTextItemGroup;
/**
This is the base class for electrical elements.
*/
class Element : public QetGraphicsItem
{
friend class DiagramEventAddElement;
Q_OBJECT
// constructors, destructor
public:
Element(QGraphicsItem * = nullptr);
~Element() override;
private:
Element(const Element &);
// attributes
public:
/**
* Enable the use of qgraphicsitem_cast to safely cast a QGraphicsItem into an Element.
* @return the QGraphicsItem type
*/
enum { Type = UserType + 1000 };
int type() const override { return Type; }
/**
* @brief The kind enum
* Used to know the kind of this element (master, slave, report ect...)
*/
enum kind {Simple = 1,
NextReport = 2,
PreviousReport = 4,
AllReport = 6,
Master = 8,
Slave = 16,
Terminale = 32};
private:
QSize dimensions;
QPoint hotspot_coord;
QPixmap preview;
// methods
public:
/// @return the list of terminals for this element
virtual QList<Terminal *> terminals() const = 0;
/// @return the list of conductors attached to this element
virtual QList<Conductor *> conductors() const = 0;
/// @return the list of lines items in this element
virtual QList<QLineF *> lines() const = 0;
/// @return the list of rectangles items in this element
virtual QList<QRectF *> rectangles() const = 0;
/// @return the list of bounding rectangles for circles items in this element
virtual QList<QRectF *> circles() const = 0;
/// @return the list of polygons in this element
virtual QList<QVector<QPointF> *> polygons() const = 0;
/// @return the list of arcs in this element
virtual QList<QVector<qreal> *> arcs() const = 0;
QList <QPair <Terminal *, Terminal *> > AlignedFreeTerminals () const;
/**
*related method and attributes,
*about none graphic thing
*like the linked element or information about this element
*/
//METHODS related to linked element
public:
bool isFree () const;
virtual void linkToElement (Element *) {}
virtual void unlinkAllElements () {}
virtual void unlinkElement (Element *) {}
virtual void initLink (QETProject *);
QList<Element *> linkedElements ();
virtual kind linkType() const {return m_link_type;} // @return the linkable type
void newUuid() {uuid_ = QUuid::createUuid();} //create new uuid for this element
//ATTRIBUTES related to linked element
protected:
QList <Element *> connected_elements;
QList <QUuid> tmp_uuids_link;
QUuid uuid_;
kind m_link_type;
signals:
void linkedElementChanged(); //This signal is emited when the linked elements with this element change
void elementInfoChange(DiagramContext old_info, DiagramContext new_info);
void textAdded(DynamicElementTextItem *deti);
void textRemoved(DynamicElementTextItem *deti);
void textsGroupAdded(ElementTextItemGroup *group);
void textsGroupAboutToBeRemoved(ElementTextItemGroup *group);
void textAddedToGroup(DynamicElementTextItem *text, ElementTextItemGroup *group);
void textRemovedFromGroup(DynamicElementTextItem *text, ElementTextItemGroup *group);
//METHODS related to information
public:
DiagramContext elementInformations ()const {return m_element_informations;}
DiagramContext& rElementInformations () {return m_element_informations;}
virtual void setElementInformations (DiagramContext dc);
DiagramContext kindInformations () const {return m_kind_informations;} //@kind_information_ is used to store more information
//about the herited class like contactelement for know
// kind of contact (simple tempo) or number of contact show by the element.
autonum::sequentialNumbers sequenceStruct () const {return m_autoNum_seq;}
autonum::sequentialNumbers& rSequenceStruct() {return m_autoNum_seq;}
void setUpFormula(bool code_letter = true);
void setPrefix(QString);
QString getPrefix() const;
void freezeLabel(bool freeze);
bool isFreezeLabel() const {return m_freeze_label;}
void freezeNewAddedElement();
//ATTRIBUTES
protected:
DiagramContext m_element_informations, m_kind_informations;
autonum::sequentialNumbers m_autoNum_seq;
bool m_freeze_label = false;
QString m_F_str;
public:
virtual void paint(QPainter *, const QStyleOptionGraphicsItem *) = 0;
/// @return This element type ID
virtual QString typeId() const = 0;
/// @return the human name for this element
QString name() const override = 0;
virtual bool isHighlighted() const;
virtual void setHighlighted(bool);
void displayHelpLine(bool b = true);
void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *) override;
QRectF boundingRect() const override;
QSize setSize(int, int);
QSize size() const;
QPixmap pixmap();
// methods related to the hotspot
QPoint setHotspot(QPoint);
QPoint hotspot() const;
// selection-related methods
void select();
void deselect();
void editProperty() override;
// methods related to XML import/export
static bool valideXml(QDomElement &);
virtual bool fromXml(QDomElement &, QHash<int, Terminal *> &, bool = false);
virtual QDomElement toXml(QDomDocument &, QHash<Terminal *, int> &) const;
QUuid uuid() const;
// orientation-related methods
int orientation() const;
void addDynamicTextItem(DynamicElementTextItem *deti = nullptr);
void removeDynamicTextItem(DynamicElementTextItem *deti);
QList<DynamicElementTextItem *> dynamicTextItems() const;
ElementTextItemGroup *addTextGroup(const QString &name);
void addTextGroup(ElementTextItemGroup *group);
void removeTextGroup(ElementTextItemGroup *group);
ElementTextItemGroup *textGroup(const QString &name) const;
QList<ElementTextItemGroup *> textGroups() const;
bool addTextToGroup(DynamicElementTextItem *text, ElementTextItemGroup *group);
bool removeTextFromGroup(DynamicElementTextItem *text, ElementTextItemGroup *group);
protected:
void drawAxes(QPainter *, const QStyleOptionGraphicsItem *);
private:
bool must_highlight_;
void drawSelection(QPainter *, const QStyleOptionGraphicsItem *);
void drawHighlight(QPainter *, const QStyleOptionGraphicsItem *);
void updatePixmap();
protected:
void mouseMoveEvent ( QGraphicsSceneMouseEvent *event ) override;
void mouseReleaseEvent ( QGraphicsSceneMouseEvent *event ) override;
void hoverEnterEvent ( QGraphicsSceneHoverEvent * ) override;
void hoverLeaveEvent ( QGraphicsSceneHoverEvent * ) override;
protected:
// @m_converted_text_from_description, when a element is created from his description, the old element text item (tagged as 'input' in the xml)
// are converted to dynamic text field, the QPointF is the original position of the text item, because the origin transformation point of text item
// and dynamic text item are not the same, so we must to keep a track of this value, to be use in the function element::fromXml
QHash <DynamicElementTextItem *, QPointF> m_converted_text_from_xml_description;
private:
bool m_mouse_over;
QString m_prefix;
QList <DynamicElementTextItem *> m_dynamic_text_list;
QList <ElementTextItemGroup *> m_texts_group;
};
bool comparPos(const Element * elmt1, const Element * elmt2);
inline bool Element::isFree() const {
return (connected_elements.isEmpty());
}
/**
Indicate the current orientation of this element
O = 0°
1 = 90°
2 = 180°
3 = 270°
@return the current orientation of this element
*/
inline int Element::orientation() const {
return(QET::correctAngle(rotation())/90);
}
/**
* @brief Element::uuid
* @return the uuid of this element
*/
inline QUuid Element::uuid() const {
return uuid_;
}
/**
* @brief Element::linkedElements
* @return the list of linked elements, the list is sorted by position
*/
inline QList <Element *> Element::linkedElements() {
std::sort(connected_elements.begin(), connected_elements.end(), comparPos);
return connected_elements;
}
#endif