#include "DesktopPreviewProvider.h"#include <PathUtils.h>#include <QMetaEnum>#include <QtPlugin>#include <cassert> DesktopPreviewProvider::DesktopPreviewProvider() {} constexpr const char* DesktopPreviewProvider::imagePaths[]; QSharedPointer<DesktopPreviewProvider> DesktopPreviewProvider::getInstance() {    static QSharedPointer<DesktopPreviewProvider> instance = DependencyManager::get<DesktopPreviewProvider>();    return instance;} QImage DesktopPreviewProvider::getPreviewDisabledImage(bool vsyncEnabled) const {     auto imageIndex = vsyncEnabled ? VSYNC : m_previewDisabledReason;    assert(imageIndex >= 0 && imageIndex <= VSYNC);     return !m_previewDisabled[imageIndex].isNull() ? m_previewDisabled[imageIndex] : loadPreviewImage(m_previewDisabled[imageIndex], PathUtils::resourcesPath() + imagePaths[imageIndex]);} void DesktopPreviewProvider::setPreviewDisabledReason(PreviewDisabledReasons reason) {    if (reason == VSYNC) {        qDebug() << "Preview disabled reason can't be forced to " << QMetaEnum::fromType<DesktopPreviewProvider::PreviewDisabledReasons>().valueToKey(reason);        return; // Not settable via this interface, as VSYNC is controlled by HMD plugin..    }     m_previewDisabledReason = reason;} void DesktopPreviewProvider::setPreviewDisabledReason(const QString& reasonString) {    PreviewDisabledReasons reason = USER;    bool ok = false;     reason = (PreviewDisabledReasons) QMetaEnum::fromType<DesktopPreviewProvider::PreviewDisabledReasons>().keyToValue(reasonString.toLatin1().data(), &ok);    if (ok) {        setPreviewDisabledReason(reason);    }} QImage& DesktopPreviewProvider::loadPreviewImage(QImage& image, const QString& path) const {    return image = QImage(path).mirrored().convertToFormat(QImage::Format_RGBA8888);}