#include "appinit.h"
#include "quihelper.h"

QScopedPointer<AppInit> AppInit::self;
AppInit *AppInit::Instance()
{
    if (self.isNull()) {
        static QMutex mutex;
        QMutexLocker locker(&mutex);
        if (self.isNull()) {
            self.reset(new AppInit);
        }
    }

    return self.data();
}

AppInit::AppInit(QObject *parent) : QObject(parent)
{
}

bool AppInit::eventFilter(QObject *watched, QEvent *event)
{
    QWidget *w = (QWidget *)watched;
    if (!w->property("canMove").toBool()) {
        return QObject::eventFilter(watched, event);
    }

    static QPoint mousePoint;
    static bool mousePressed = false;

    QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
    if (event->type() == QEvent::MouseButtonPress) {
        if (mouseEvent->button() == Qt::LeftButton) {
            mousePressed = true;
            mousePoint = mouseEvent->globalPos() - w->pos();
        }
    } else if (event->type() == QEvent::MouseButtonRelease) {
        mousePressed = false;
    } else if (event->type() == QEvent::MouseMove) {
        if (mousePressed) {
            w->move(mouseEvent->globalPos() - mousePoint);
            return true;
        }
    }

    return QObject::eventFilter(watched, event);
}

void AppInit::start()
{
    //qApp->installEventFilter(this);

    //设置全局字体
    QUIConfig::IconMain = 0xf108;
    QUIConfig::FontSize = 12;
    QFont font;
    font.setFamily(QUIConfig::FontName);
    font.setPixelSize(QUIConfig::FontSize);
    qApp->setFont(font);

    //设置编码
    QUIHelper::setCode();
    //设置翻译文件
    QUIHelper::setTranslator();
    //初始化随机数种子
    QUIHelper::initRand();
}

void AppInit::initStyle(const QString &styleName)
{
    QFile file(styleName);
    if (file.open(QFile::ReadOnly)) {
        QString qss = QLatin1String(file.readAll());
        file.close();

        QUIStyle::getQssColor(qss, QUIConfig::TextColor, QUIConfig::PanelColor, QUIConfig::BorderColor, QUIConfig::NormalColorStart,
                              QUIConfig::NormalColorEnd, QUIConfig::DarkColorStart, QUIConfig::DarkColorEnd, QUIConfig::HighColor);

        //追加样式
        QStringList list;

        //主背景
        list << QString("QWidget#widgetMain{background:%1;}").arg(QUIConfig::BorderColor);

        //中英文标题字体大小
        list << QString("#labLogoCn{font-size:%1px;}#labLogoEn{font-size:%2px;}")
                .arg(QUIConfig::FontSize + 13).arg(QUIConfig::FontSize + 4);

        //右上角菜单
        list << QString("QWidget#widgetMenu>QPushButton{border-radius:0px;padding:0px;margin:1px 1px 2px 1px;}");

        //画面分割栏
        list << QString("QWidget#widgetSplite>QPushButton{background:transparent;border:none;}");

        //顶部导航按钮,可以自行修改圆角角度,采用弱属性机制[flag=\"btnNavTop\"],也可采用对象名#widgetBtn
        int topBtnRadius = AppNav::NavMainLeft ? 16 : 5;
        list << QString("QWidget[flag=\"btnNavTop\"]>QAbstractButton{font-size:%1px;border-radius:%2px;}")
                .arg(QUIConfig::FontSize + 3).arg(topBtnRadius);
        list << QString("QWidget[flag=\"btnNavTop\"]>QAbstractButton{background:%1;border:2px solid %2;}")
                .arg("transparent").arg("transparent");
        list << QString("QWidget[flag=\"btnNavTop\"]>QAbstractButton:checked,QWidget[flag=\"btnNavTop\"]>QAbstractButton:hover{background:%1;border:2px solid %2;}")
                .arg(QUIConfig::DarkColorEnd).arg(QUIConfig::BorderColor);

        //左侧导航按钮,可以自行修改圆角角度,采用弱属性机制[flag=\"btnNavLeft\"],也可采用对象名#widgetLeft
        int leftBtnRadius = 5;
        list << QString("QWidget[flag=\"btnNavLeft\"]>QAbstractButton{font-size:%1px;border-radius:%2px;}")
                .arg(QUIConfig::FontSize + 3).arg(leftBtnRadius);
        list << QString("QWidget[flag=\"btnNavLeft\"]>QAbstractButton{background:%1;border:2px solid %2;}")
                .arg("transparent").arg("transparent");
        list << QString("QWidget[flag=\"btnNavLeft\"]>QAbstractButton:checked,QWidget[flag=\"btnNavLeft\"]>QAbstractButton:hover{background:%1;border:2px solid %2;}")
                .arg(QUIConfig::DarkColorEnd).arg(QUIConfig::BorderColor);

        //面板框
        list << QString("QFrame[flag=\"btn\"]{background:%1;}").arg(QUIConfig::BorderColor);
        list << QString("QFrame[flag=\"btn\"]>QPushButton{font-size:%1px;font-weight:bold;}").arg(QUIConfig::FontSize + 3);

        //翻页导航标签
        list << QString("QFrame[flag=\"navlab\"] QLabel{min-height:%1px;max-height:%1px;font:%2px;}").arg(30).arg(QUIConfig::FontSize + 3);

        //字体放大
        list << QString("#widgetControl>QLabel{font-size:%1px;}").arg(QUIConfig::FontSize + 12);
        list << QString("#widgetControl>QCheckBox::indicator{width:%1px;height:%1px;}").arg(30);

        //左侧导航栏及按钮图标大小
        list << QString("QLabel#labTime{font-weight:bold;font-size:%1px;min-height:%2px;qproperty-alignment:AlignCenter;}").arg(QUIConfig::FontSize + 2).arg(28);
        list << QString("QWidget[flag=\"navbtn\"] QPushButton,QFrame[flag=\"navbtn\"] QPushButton{qproperty-iconSize:%1px;min-width:%2px;}").arg(18).arg(80);
        list << QString("QLCDNumber{background-color:rgb(0,0,0);color:%1;}").arg("yellow");

        //选项卡
        list << QString("QTabWidget::pane{border:0px;}QTabBar::tab{min-width:%1px;min-height:%2px;}").arg(64).arg(20);

        //控件无边框
        list << QString("QListView,QTreeView,#widgetLeft>QTableView{border-width:0px;}");
        list << QString("QTreeView{padding:5px 0px 0px 0px;}");

        //元素间隔
        //list << QString("QTableWidget[flag=\"table\"]::item{margin:2px;color:%1;background:%2;}").arg(QUIConfig::TextColor).arg(QUIConfig::DarkColorStart);

        //文本框控件
        //list << QString("QTextEdit,QTextEdit:hover,QTextEdit:focus{border-width:0px;border-radius:0px;}");

        //自定义面板标题控件
        list << QString("NavTitle{qproperty-bgColor:%1;qproperty-textColor:%2;qproperty-borderColor:%3;}")
                .arg(QUIConfig::NormalColorStart).arg(QUIConfig::TextColor).arg(QUIConfig::BorderColor);

        //开关按钮
        list << QString("SwitchButton{min-width:62px;max-height:25px;}");

        //视频画面
        list << QString("VideoWidget{font-size:%1px;qproperty-borderWidth:%2;qproperty-borderColor:%3;"
                        "qproperty-focusColor:%4;qproperty-flowBgColor:%5;qproperty-flowPressColor:%6;}")
                .arg(QUIConfig::FontSize + 10).arg(3).arg(QUIConfig::BorderColor)
                .arg(QUIConfig::HighColor).arg(QUIConfig::BorderColor).arg(QUIConfig::HighColor);

        //可能是VideoPanel控件
        list << QString("VideoPanel>QLabel{font-size:%1px;border:%2px solid %3;}")
                .arg(QUIConfig::FontSize + 10).arg(2).arg(QUIConfig::BorderColor);
        list << QString("VideoPanel>QLabel:focus{border-color:%1;}").arg(QUIConfig::HighColor);

        //将新增的样式加到统一样式表中
        qss += list.join("");

        qApp->setPalette(QPalette(QUIConfig::PanelColor));
        qApp->setStyleSheet(qss);
        AppEvent::Instance()->slot_changeStyle();
    }
}