gcs-nf/opmap/mapwidget/AltitudeItem.cpp

#include "AltitudeItem.h"


namespace mapcontrol {

AltitudeItem::AltitudeItem(MapGraphicItem *map, QColor background) : myMap(map), myColor(background)
{
    this->setFlag(QGraphicsItem::ItemIsMovable, false);
    this->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
    this->setFlag(QGraphicsItem::ItemIsSelectable, false);


    connect(map, SIGNAL(childRefreshPosition()), this, SLOT(RefreshPos()));
    connect(map, SIGNAL(childSetOpacity(qreal)), this, SLOT(setOpacitySlot(qreal)));

    this->setZValue(4);
}

QRectF AltitudeItem::boundingRect() const //鼠标可以操作的大小
{
    return QRectF(0,0,20,150);
}

void AltitudeItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
    Q_UNUSED(option);
    Q_UNUSED(widget);


    QPen ePen;
    ePen.setWidth(1);

    if (this->isSelected()) {
        ePen.setColor(QColor("#008B00"));
        painter->setBrush(QColor("#008B00"));
    }
    else {
        ePen.setColor(QColor("#8B4500"));
        painter->setBrush(QColor("#8B4500"));
    }

    painter->setPen(ePen);
    painter->drawEllipse(0,0,20,20);

    ePen.setColor(QColor("#FFFFFF"));
    painter->setPen(ePen);


    QFont font;
    font.setWeight(QFont::ExtraLight);
    font.setFamily("Arial");//非衬线
    font.setPixelSize(12);
    painter->setFont(font);
    painter->drawText(0,0,20,20,Qt::AlignCenter,QString::number(0));



}


void AltitudeItem::RefreshPos()
{
    this->setPos(0,myMap->boundingRect().height() - this->boundingRect().height());
}

void AltitudeItem::setOpacitySlot(qreal opacity)
{
    setOpacity(opacity);
}

void AltitudeItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
    qDebug() << "mousePressEvent";
    if (event->button() == Qt::LeftButton) {

    }

    qDebug() << event;

    QGraphicsItem::mousePressEvent(event);
}

void AltitudeItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
    qDebug() << "mouseReleaseEvent";

    if (event->button() == Qt::LeftButton) {

    }
    QGraphicsItem::mouseReleaseEvent(event);

}
void AltitudeItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
{
    if (event->button() == Qt::LeftButton) {

    }
}
void AltitudeItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
    if (isDragging) {
       //this->setPos(event->pos());
    }
    QGraphicsItem::mouseMoveEvent(event);
}



}