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Element editor : hover a primitve will highlight it with a blue halo
git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@3694 bfdf4180-ca20-0410-9c96-a3a8aa849046
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blacksun
@@ -17,7 +17,7 @@
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*/
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#ifndef PART_LINE_H
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#define PART_LINE_H
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#include <QtGui>
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#include "customelementgraphicpart.h"
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#include "qet.h"
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/**
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@@ -29,11 +29,20 @@
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drawn if the required length for their drawing is longer than the line itself.
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In case there is room for a single end only, the first one get priority.
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*/
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class PartLine : public CustomElementGraphicPart, public QGraphicsLineItem {
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Q_OBJECT
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class PartLine : public CustomElementGraphicPart
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{
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Q_OBJECT
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Q_PROPERTY(QPointF p1 READ p1 WRITE setP1)
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Q_PROPERTY(QPointF p2 READ p2 WRITE setP2)
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Q_PROPERTY(Qet::EndType end1 READ firstEndType WRITE setFirstEndType)
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Q_PROPERTY(Qet::EndType end2 READ secondEndType WRITE setSecondEndType)
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Q_PROPERTY(qreal length1 READ firstEndLength WRITE setFirstEndLength)
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Q_PROPERTY(qreal length2 READ secondEndLength WRITE setSecondEndLength)
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// constructors, destructor
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public:
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PartLine(QETElementEditor *, QGraphicsItem * = 0, QGraphicsScene * = 0);
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PartLine(QETElementEditor *, QGraphicsItem * = 0);
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virtual ~PartLine();
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private:
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@@ -41,95 +50,60 @@ class PartLine : public CustomElementGraphicPart, public QGraphicsLineItem {
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// attributes
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private:
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Qet::EndType first_end;
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qreal first_length;
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Qet::EndType second_end;
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qreal second_length;
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QList<QPointF> saved_points_;
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// methods
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public:
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enum { Type = UserType + 1104 };
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enum { Type = UserType + 1104 };
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/**
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Enable the use of qgraphicsitem_cast to safely cast a QGraphicsItem into a
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PartLine.
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@return the QGraphicsItem type
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*/
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virtual int type() const { return Type; }
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virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
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virtual QString name() const { return(QObject::tr("ligne", "element part name")); }
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virtual QString xmlName() const { return(QString("line")); }
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virtual const QDomElement toXml(QDomDocument &) const;
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virtual void fromXml(const QDomElement &);
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virtual QPointF sceneP1() const;
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virtual QPointF sceneP2() const;
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virtual QPainterPath shape() const;
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virtual QRectF boundingRect() const;
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virtual bool isUseless() const;
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virtual QRectF sceneGeometricRect() const;
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virtual void startUserTransformation(const QRectF &);
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virtual void handleUserTransformation(const QRectF &, const QRectF &);
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static uint requiredLengthForEndType(const Qet::EndType &);
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static QList<QPointF> fourEndPoints(const QPointF &, const QPointF &, const qreal &);
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/**
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* Enable the use of qgraphicsitem_cast to safely cast a QGraphicsItem into a PartLine.
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* @return the QGraphicsItem type
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*/
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virtual int type() const { return Type; }
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virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = 0);
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virtual QString name() const { return(QObject::tr("ligne", "element part name")); }
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virtual QString xmlName() const { return(QString("line")); }
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virtual const QDomElement toXml(QDomDocument &) const;
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virtual void fromXml(const QDomElement &);
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virtual QPointF sceneP1() const;
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virtual QPointF sceneP2() const;
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virtual QPainterPath shape() const;
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virtual QRectF boundingRect() const;
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virtual bool isUseless() const;
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virtual QRectF sceneGeometricRect() const;
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virtual void startUserTransformation(const QRectF &);
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virtual void handleUserTransformation(const QRectF &, const QRectF &);
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static uint requiredLengthForEndType(const Qet::EndType &);
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static QList<QPointF> fourEndPoints(const QPointF &, const QPointF &, const qreal &);
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///PROPERTY
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// X value of the first point
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Q_PROPERTY(qreal x1 READ x1 WRITE setX1)
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qreal x1() const {return sceneP1().x();}
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void setX1(qreal x1);
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// Y value of the first point
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Q_PROPERTY(qreal y1 READ y1 WRITE setY1)
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qreal y1() const {return sceneP1().y();}
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void setY1(qreal y1);
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//pos of firts point
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Q_PROPERTY(QPointF p1 READ sceneP1 WRITE setP1)
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void setP1 (QPointF p1);
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// X value of the second point
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Q_PROPERTY(qreal x2 READ x2 WRITE setX2)
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qreal x2() const {return sceneP2().x();}
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void setX2(qreal x2);
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// Y value of the second point
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Q_PROPERTY(qreal y2 READ y2 WRITE setY2)
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qreal y2() const {return sceneP2().y();}
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void setY2(qreal y2);
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//pos of second point
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Q_PROPERTY(QPointF p2 READ sceneP2 WRITE setP2)
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void setP2 (QPointF p2);
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// End type of the first point
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Q_PROPERTY(Qet::EndType end1 READ firstEndType WRITE setFirstEndType)
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QPointF p1() const;
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void setP1 (const QPointF &p1);
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QPointF p2 () const;
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void setP2 (const QPointF &p2);
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Qet::EndType firstEndType() const {return first_end;}
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void setFirstEndType(const Qet::EndType &et) {first_end = et;}
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// End type of the second point
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Q_PROPERTY(Qet::EndType end2 READ secondEndType WRITE setSecondEndType)
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Qet::EndType secondEndType() const {return second_end;}
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void setSecondEndType(const Qet::EndType &et) {second_end = et;}
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// Size of end type of first point
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Q_PROPERTY(qreal length1 READ firstEndLength WRITE setFirstEndLength)
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qreal firstEndLength() const {return first_length;}
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void setFirstEndLength(const qreal &l) {first_length = qMin(qAbs(l), line().length());}
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// Size of end type of the second point
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Q_PROPERTY(qreal length2 READ secondEndLength WRITE setSecondEndLength)
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void setFirstEndLength(const qreal &l) {first_length = qMin(qAbs(l), m_line.length());}
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qreal secondEndLength() const {return second_length;}
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void setSecondEndLength(const qreal &l) {second_length = qMin(qAbs(l), line().length());}
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protected:
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QVariant itemChange(GraphicsItemChange, const QVariant &);
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void setSecondEndLength(const qreal &l) {second_length = qMin(qAbs(l), m_line.length());}
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private:
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QList<QPointF> fourShapePoints() const;
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QRectF firstEndCircleRect() const;
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QRectF secondEndCircleRect() const;
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void debugPaint(QPainter *);
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QPainterPath path() const;
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QList<QPointF> fourShapePoints() const;
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QRectF firstEndCircleRect() const;
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QRectF secondEndCircleRect() const;
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void debugPaint(QPainter *);
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Qet::EndType first_end;
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qreal first_length;
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Qet::EndType second_end;
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qreal second_length;
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QList<QPointF> saved_points_;
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QLineF m_line;
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};
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#endif
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