#include "viewwidget.h"
#include "qimageview.h"
#include "qimagewidget.h"
#include <QGridLayout>
#include <QDebug>
viewWidget::viewWidget(QWidget *parent) : QWidget(parent)
{
    setWindowFlags(Qt::Window | Qt::FramelessWindowHint | Qt::WindowSystemMenuHint | Qt::MSWindowsFixedSizeDialogHint
        | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint);

    init();
}

viewWidget::~viewWidget()
{
    if (qgraphicsScene) {
        delete qgraphicsScene;
        qgraphicsScene = nullptr;
    }
   /* if (m_pImage) {
        delete m_pImage;
        m_pImage = nullptr;
    }*/
    qDebug() << " [INFO] " << " m_key:" << m_key << " delete success!" ;
}

void viewWidget::init()
{
 
    m_Font.setFamily("Microsoft YaHei");
    m_Font.setPixelSize(20);

    //QString  m_style = "QLabel{border-with:0; border-style:outset; background:transparent; color:rgb(255,255,255);}";  //报警 Unknown property border-with
    QString  m_style = "QLabel{ border-style:outset; background:transparent; color:rgb(255,255,255);}";
    QLabel* m_lab = new QLabel;
    m_lab->setFont(m_Font);
    m_lab->setStyleSheet(m_style);
    m_lab->setAlignment(Qt::AlignCenter);
    labptr.reset(m_lab);


    //显示窗口
    qgraphicsScene = new QGraphicsScene;
    m_view = new QImageView(this);
    m_view->setScene(qgraphicsScene);//Sets the current scene to scene. If scene is already being viewed, this function does nothing.
    m_view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);//关闭滑动条
    m_view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

    //label
    QLabel* m_pos = new QLabel;
    m_pos->setFont(m_Font);
    m_pos->setStyleSheet(m_style);
    m_pos->setAlignment(Qt::AlignCenter);
    label_ptr.reset(m_pos);

    QVBoxLayout* vBox = new QVBoxLayout;
    layout_ptr.reset(vBox);
    //vBox->addWidget(m_lab);
    //vBox->addWidget(m_view);
    //vBox->addWidget(m_pos);
    //vBox->setContentsMargins(0, 0, 0, 0);

    QGridLayout* vBox1 = new QGridLayout;
    layout2_ptr.reset(vBox1);
    vBox1->addWidget(m_lab, 0, 0, 1, -1);
    vBox1->addWidget(m_view, 0, 0, 20, -1);
    vBox1->addWidget(m_pos, 19, 0, 1, -1);
    vBox->addLayout(vBox1, -1);

    delete this->layout();
    this->setLayout(vBox);
    setSizePolicy(QSizePolicy (QSizePolicy::Preferred, QSizePolicy::Expanding));

}

void viewWidget::resizeEvent(QResizeEvent *event)
{
    Q_UNUSED(event);
   
}

void viewWidget::setName(QString name)
{
    m_Name = name;
   
    labptr->setText(m_Name);
}



void viewWidget::reciveImage(QString key,QImage* image)
{
    //qDebug() << __FUNCTION__ << "line:" << __LINE__ << " key:" << key;
    try
    {
        /*foreach (QGraphicsItem *item, view_ptr->scene()->items())
        {
            view_ptr->scene()->removeItem(item);
        }*/

        m_pImage = new QImageWidget(image);
        qgraphicsScene->clear();
        int nwith = m_view->width();//获取界面控件Graphics View的宽度
        int nheight = m_view->height();//获取界面控件Graphics View的高度
        m_pImage->setQGraphicsViewWH(nwith, nheight);//将界面控件Graphics View的width和height传进类m_Image中
        qgraphicsScene->addItem(m_pImage);//将QGraphicsItem类对象放进QGraphicsScene中
        m_view->setSceneRect(QRectF(-(nwith / 2), -(nheight / 2), nwith, nheight));
        //    ui->graphicsView->setScene(qgraphicsScene);
        m_view->setFocus();//将界面的焦点设置到当前Graphics View控件
    }
    catch (QString ev)
    {
        qDebug() << " [Error] " <<  " ev:" << ev;
    }
    //qDebug() << __FUNCTION__ << " line:" << __LINE__ << " reciveData success!";
}

void viewWidget::reciveData(QString cameraName,QByteArray byte)
{
    //qDebug() << __FUNCTION__ << "  line:" << __LINE__ << " byte len:" << byte.length();
    label_ptr->setText(byte);
}