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Lors du deplacement d'un champ de texte rattache a un element, ce dernier est desormais mis en valeur par un halo bleute.

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/branches/0.3@970 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
xavier
2010-04-25 12:12:59 +00:00
parent eb6780abdd
commit 4cd9d5f830
4 changed files with 82 additions and 10 deletions
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46
sources/element.cpp
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@@ -29,7 +29,8 @@
Element::Element(QGraphicsItem *parent, Diagram *scene) :
QObject(),
QGraphicsItem(parent, scene),
internal_connections(false)
internal_connections(false),
must_highlight_(false)
{
setZValue(10);
}
@@ -40,6 +41,21 @@ Element::Element(QGraphicsItem *parent, Diagram *scene) :
Element::~Element() {
}
/**
@return true si l'element est mis en evidence
*/
bool Element::isHighlighted() const {
return(must_highlight_);
}
/**
@param hl true pour mettre l'element en evidence, false sinon
*/
void Element::setHighlighted(bool hl) {
must_highlight_ = hl;
update();
}
/**
Methode principale de dessin de l'element
@param painter Le QPainter utilise pour dessiner l'elment
@@ -64,6 +80,8 @@ void Element::paint(QPainter *painter, const QStyleOptionGraphicsItem *options,
}
}
#endif
if (must_highlight_) drawHighlight(painter, options);
// Dessin de l'element lui-meme
paint(painter, options);
@@ -226,6 +244,32 @@ void Element::drawSelection(QPainter *painter, const QStyleOptionGraphicsItem *o
painter -> restore();
}
/**
Dessine le cadre de selection de l'element de maniere systematiquement non antialiasee.
@param painter Le QPainter a utiliser pour dessiner les bornes.
@param options Les options de style a prendre en compte
*/
void Element::drawHighlight(QPainter *painter, const QStyleOptionGraphicsItem *options) {
Q_UNUSED(options);
painter -> save();
qreal gradient_radius = qMin(boundingRect().width(), boundingRect().height()) / 2.0;
QRadialGradient gradient(
boundingRect().center(),
gradient_radius,
boundingRect().center()
);
gradient.setColorAt(0.0, QColor::fromRgb(69, 137, 255, 255));
gradient.setColorAt(1.0, QColor::fromRgb(69, 137, 255, 0));
QBrush brush(gradient);
painter -> setPen(Qt::NoPen);
painter -> setBrush(brush);
// Le dessin se fait a partir du rectangle delimitant
painter -> drawRoundRect(boundingRect().adjusted(1, 1, -1, -1), 10, 10);
painter -> restore();
}
/**
Fonction initialisant et dessinant la pixmap de l'element.
*/