#include "Global.h"
#include <QApplication>
#include "Plot_p.h"

namespace YSG {

    TimerThread::TimerThread() {
        connect(QApplication::instance(), &QApplication::aboutToQuit, [&]() {
            if (isRunning()) {
                quit();
                wait();
            }
            delete this;
        });
    }

    void TimerThread::run() {
        for (auto &plot: mPlots) {
            plot->d->mTimer = new QTimer;
            plot->d->mTimer->setTimerType(Qt::PreciseTimer);
            plot->d->mTimerThread = this;
            connect(plot->d->mTimer, &QTimer::timeout, plot, &Plot::render, Qt::DirectConnection);
            // show里的调用可能比这个 线程开启提前， 那是 timer是nullptr
            if (plot->isVisible()) plot->startRender();
        }
        exec();
        for (auto &plot: mPlots) {
            plot->d->mTimer->stop();
            delete plot->d->mTimer;
        }
    }

    void Global::startAllTimeThread() {
        for (auto &thread: mTimerThreadMap) {
            //qDebug() << "startAllTimeThread == " << thread->objectName();
            thread->start();
        }
        mTimerId = startTimer(10);
    }

    void Global::timerEvent(QTimerEvent* event) {
        if (event->timerId() != mTimerId) return;
        for (TimerThread *t: mTimerThreadMap) {
            for (Plot *plot: t->mPlots) {
                if (plot->d->mPlotState.loadAcquire() !=  PlotPrivate::PlotState::NeedToPaint) continue;
                plot->repaint();
            }
        }
    }
}