mirror of
https://github.com/qelectrotech/qelectrotech-source-mirror.git
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99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
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#include "partarc.h"
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#include "arceditor.h"
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PartArc::PartArc(QGraphicsItem *parent, QGraphicsScene *scene) :
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QGraphicsEllipseItem(parent, scene),
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CustomElementGraphicPart(),
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_angle(-90),
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start_angle(0)
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{
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setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
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setAcceptedMouseButtons(Qt::LeftButton);
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informations = new ArcEditor(this);
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style_editor -> appendWidget(informations);
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}
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void PartArc::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) {
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applyStylesToQPainter(*painter);
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// enleve systematiquement la couleur de fond
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painter -> setBrush(Qt::NoBrush);
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QPen t = painter -> pen();
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if (isSelected()) {
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// dessine l'ellipse en noir
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painter -> drawEllipse(rect());
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// dessine l'arc en rouge
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t.setColor(Qt::red);
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painter -> setPen(t);
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}
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painter -> drawArc(rect(), start_angle * 16, _angle * 16);
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if (isSelected()) {
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// dessine la croix au centre de l'ellipse
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painter -> setRenderHint(QPainter::Antialiasing, false);
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painter -> setPen((painter -> brush().color() == QColor(Qt::black) && painter -> brush().isOpaque()) ? Qt::yellow : Qt::blue);
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QPointF center = rect().center();
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painter -> drawLine(QLineF(center.x() - 2.0, center.y(), center.x() + 2.0, center.y()));
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painter -> drawLine(QLineF(center.x(), center.y() - 2.0, center.x(), center.y() + 2.0));
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}
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}
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const QDomElement PartArc::toXml(QDomDocument &xml_document) const {
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QDomElement xml_element = xml_document.createElement("arc");
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QPointF top_left(sceneTopLeft());
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xml_element.setAttribute("x", top_left.x());
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xml_element.setAttribute("y", top_left.y());
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xml_element.setAttribute("width", rect().width());
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xml_element.setAttribute("height", rect().height());
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xml_element.setAttribute("start", start_angle);
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xml_element.setAttribute("angle", _angle);
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stylesToXml(xml_element);
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return(xml_element);
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}
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void PartArc::fromXml(const QDomElement &qde) {
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stylesFromXml(qde);
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setRect(
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QRectF(
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mapFromScene(
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qde.attribute("x", "0").toDouble(),
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qde.attribute("y", "0").toDouble()
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),
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QSizeF(
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qde.attribute("width", "0").toDouble(),
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qde.attribute("height", "0").toDouble()
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)
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)
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);
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setStartAngle(qde.attribute("start", "0").toInt());
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setAngle(qde.attribute("angle", "-90").toInt());
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}
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QPointF PartArc::sceneTopLeft() const {
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return(mapToScene(rect().topLeft()));
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}
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QVariant PartArc::itemChange(GraphicsItemChange change, const QVariant &value) {
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if (scene()) {
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if (change == QGraphicsItem::ItemPositionChange || change == QGraphicsItem::ItemSelectedChange) {
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informations -> updateForm();
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}
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}
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return(QGraphicsEllipseItem::itemChange(change, value));
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}
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void PartArc::setAngle(int a) {
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_angle = a;
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}
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void PartArc::setStartAngle(int a) {
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start_angle = a;
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}
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int PartArc::angle() const {
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return(_angle);
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}
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int PartArc::startAngle() const {
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return(start_angle);
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}
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