#include "xvalidatelabel.h"

XValidateLabel::XValidateLabel(QWidget *parent) :
    QLabel(parent)
{
    refresh();
    setAlignment(Qt::AlignCenter|Qt::AlignHCenter);
}

void XValidateLabel::refresh()
{
    QTime time;
    time= QTime::currentTime();
    qsrand(time.msec()+time.second()*1000);
    int rnd = qrand()%9999;
    QString code = "00000"+QString::number(rnd);
    this->setText(code.right(4));
    getRandPoints();
    update();
}

void XValidateLabel::paintEvent(QPaintEvent *e)
{
    QPainter painter(this);
    for(int i=0;i<m_x.size();i++)
    {
        QPen pen(Qt::black,1);
        painter.setPen(pen);
        painter.drawLine(m_x.at(i),m_y.at(i));
//        painter.drawPoint(m_x.at(i));
//        painter.drawPoint(m_y.at(i));
    }
    QLabel::paintEvent(e);
}

void XValidateLabel::resizeEvent(QResizeEvent *e)
{
    refresh();
    QLabel::resizeEvent(e);
}
void XValidateLabel::getRandPoints()
{
    QTime time1;
    time1= QTime::currentTime();
    qsrand(time1.msec()+time1.second()*1000);
    m_x.clear();
    m_y.clear();
    int w = width()-10;
    int h = height()-10;
    for(int i=0;i<5;i++)
    {
        int rnd1 = qrand()%w;
        int rnd2 = qrand()%h;
        m_x.append(QPoint(5+rnd1,5+rnd2));
    }
    for(int i=0;i<5;i++)
    {
        int rnd1 = qrand()%w;
        int rnd2 = qrand()%h;
        m_y.append(QPoint(5+rnd1,5+rnd2));
    }
}