#include "graphicsItem/addSymbol.h"
#include <QPainter>

AddSymbol::AddSymbol(QGraphicsItem *parent)
    :ItemControlHandle(parent)
{

}

AddSymbol::~AddSymbol()
{
}

QRectF AddSymbol::boundingRect() const
{
    return QRectF(-10,-10,20,20);
}

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

    painter->setRenderHint(QPainter::Antialiasing);

    // 画笔
    QPen pen(m_hovered ? Qt::yellow : Qt::blue);
    pen.setWidth(m_hovered ? 2 : 1);
    pen.setWidth(1);
    painter->setPen(pen);

    // 画圆
    QRectF circleRect(-8, -8, 16, 16);
    painter->drawEllipse(circleRect);

    // 画十字
    int len = 5;
    painter->drawLine(0, -len, 0, len); // 竖线
    painter->drawLine(-len, 0, len, 0); // 横线
}

void AddSymbol::hoverEnterEvent(QGraphicsSceneHoverEvent* event)
{
    m_hovered = true;
    update();
    ItemControlHandle::hoverEnterEvent(event);
}

void AddSymbol::hoverLeaveEvent(QGraphicsSceneHoverEvent* event)
{
    m_hovered = false;
    update();
    ItemControlHandle::hoverLeaveEvent(event);
}