#include "ElaStatusBarStyle.h"

#include "ElaTheme.h"
#include <QDebug>
#include <QPainter>
#include <QStatusBar>
#include <QStyleOption>
ElaStatusBarStyle::ElaStatusBarStyle(QStyle *style) {
    _themeMode = eTheme->getThemeMode();
    connect(eTheme, &ElaTheme::themeModeChanged, this, [=](ElaThemeType::ThemeMode themeMode) { _themeMode = themeMode; });
}

ElaStatusBarStyle::~ElaStatusBarStyle() {}

void ElaStatusBarStyle::drawPrimitive(PrimitiveElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const {
    switch (element) {
    case QStyle::PE_PanelStatusBar: {
        // 背景绘制
        QRect statusBarRect = option->rect;
        painter->save();
        painter->setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing);
        painter->setPen(ElaThemeColor(_themeMode, BasicBorder));
        painter->setBrush(ElaThemeColor(_themeMode, BasicBaseAlpha));
        painter->drawRect(statusBarRect);
        painter->restore();
        return;
    }
    case QStyle::PE_FrameStatusBarItem: {
        // 间隔符绘制
        const QStatusBar *statusBar = dynamic_cast<const QStatusBar *>(widget->parentWidget());
        if (statusBar && statusBar->isSizeGripEnabled()) {
            QRect statusBarItemRect = option->rect;
            painter->save();
            painter->setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing);
            painter->setPen(Qt::NoPen);
            painter->setBrush(ElaThemeColor(_themeMode, PrimaryNormal));
            painter->drawRoundedRect(QRectF(statusBarItemRect.right() - 3, statusBarItemRect.y() + statusBarItemRect.height() * 0.1, 3,
                                            statusBarItemRect.height() - statusBarItemRect.height() * 0.2),
                                     2, 2);
            painter->restore();
        }
        return;
    }
    default: {
        break;
    }
    }
    QProxyStyle::drawPrimitive(element, option, painter, widget);
}

void ElaStatusBarStyle::drawControl(ControlElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const {
    switch (element) {
    case QStyle::CE_SizeGrip: {
        return;
    }
    default: {
        break;
    }
    }

    QProxyStyle::drawControl(element, option, painter, widget);
}

QSize ElaStatusBarStyle::sizeFromContents(ContentsType type, const QStyleOption *option, const QSize &size, const QWidget *widget) const {
    // qDebug() << type << QProxyStyle::sizeFromContents(type, option, size, widget);
    return QProxyStyle::sizeFromContents(type, option, size, widget);
}

int ElaStatusBarStyle::pixelMetric(PixelMetric metric, const QStyleOption *option, const QWidget *widget) const {
    return QProxyStyle::pixelMetric(metric, option, widget);
}