| /*************************************************************************** |
| * Copyright (C) 2015-2017 by Savoir-faire Linux * |
| * Author: Edric Ladent Milaret <edric.ladent-milaret@savoirfairelinux.com>* |
| * * |
| * This program is free software; you can redistribute it and/or modify * |
| * it under the terms of the GNU General Public License as published by * |
| * the Free Software Foundation; either version 3 of the License, or * |
| * (at your option) any later version. * |
| * * |
| * This program is distributed in the hope that it will be useful, * |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| * GNU General Public License for more details. * |
| * * |
| * You should have received a copy of the GNU General Public License * |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. * |
| **************************************************************************/ |
| |
| #include "videoview.h" |
| #include "ui_videoview.h" |
| |
| #include "video/devicemodel.h" |
| #include "video/sourcemodel.h" |
| #include "recentmodel.h" |
| #include "media/video.h" |
| |
| #include <QGraphicsOpacityEffect> |
| #include <QPropertyAnimation> |
| #include <QDesktopWidget> |
| #include <QMenu> |
| #include <QFileDialog> |
| #include <QMimeData> |
| #include <QSplitter> |
| #include <QScreen> |
| |
| #include <memory> |
| |
| #include "videooverlay.h" |
| #include "selectareadialog.h" |
| |
| VideoView::VideoView(QWidget* parent) : |
| QWidget(parent), |
| ui(new Ui::VideoView) |
| { |
| ui->setupUi(this); |
| |
| connect(&CallModel::instance(), SIGNAL(callStateChanged(Call*, Call::State)), |
| this, SLOT(callStateChanged(Call*, Call::State))); |
| |
| overlay_ = new VideoOverlay(this); |
| auto effect = new QGraphicsOpacityEffect(overlay_); |
| effect->setOpacity(maxOverlayOpacity_); |
| overlay_->setGraphicsEffect(effect); |
| fadeAnim_ = new QPropertyAnimation(this); |
| fadeAnim_->setTargetObject(effect); |
| fadeAnim_->setPropertyName("opacity"); |
| fadeAnim_->setDuration(fadeOverlayTime_); |
| fadeAnim_->setStartValue(effect->opacity()); |
| fadeAnim_->setEndValue(0); |
| fadeAnim_->setEasingCurve(QEasingCurve::OutQuad); |
| |
| // Setup the timer to start the fade when the mouse stops moving |
| this->setMouseTracking(true); |
| overlay_->setMouseTracking(true); |
| fadeTimer_.setSingleShot(true); |
| connect(&fadeTimer_, SIGNAL(timeout()), this, SLOT(fadeOverlayOut())); |
| |
| this->setContextMenuPolicy(Qt::CustomContextMenu); |
| connect(this, SIGNAL(customContextMenuRequested(const QPoint&)), |
| this, SLOT(showContextMenu(const QPoint&))); |
| connect(overlay_, &VideoOverlay::setChatVisibility, [=](bool visible) { |
| emit this->setChatVisibility(visible); |
| }); |
| connect(overlay_, &VideoOverlay::videoCfgBtnClicked, [=](){emit videoSettingsClicked();}); |
| } |
| |
| VideoView::~VideoView() |
| { |
| delete ui; |
| delete overlay_; |
| delete fadeAnim_; |
| } |
| |
| void |
| VideoView::resizeEvent(QResizeEvent* event) |
| { |
| QRect& previewRect = ui->videoWidget->getPreviewRect(); |
| int deltaW = event->size().width() - event->oldSize().width(); |
| int deltaH = event->size().height() - event->oldSize().height(); |
| |
| QPoint previewCenter = ui->videoWidget->getPreviewRect().center(); |
| int cx = (event->oldSize().width()) / 2; |
| int cy = (event->oldSize().height()) / 2; |
| QPoint center = QPoint(cx, cy); |
| |
| // first we check if we want to displace the preview |
| if (previewRect.x() + deltaW > 0 && previewRect.y() + deltaH > 0) { |
| // then we check which way |
| if (center.x() - previewCenter.x() < 0 && center.y() - previewCenter.y() < 0) |
| ui->videoWidget->getPreviewRect().translate(deltaW, deltaH); |
| else if (center.x() - previewCenter.x() > 0 && center.y() - previewCenter.y() < 0) |
| ui->videoWidget->getPreviewRect().translate(0, deltaH); |
| else if (center.x() - previewCenter.x() < 0 && center.y() - previewCenter.y() > 0) |
| ui->videoWidget->getPreviewRect().translate(deltaW, 0); |
| } |
| |
| if (previewRect.left() <= 0) |
| previewRect.moveLeft(1); |
| |
| if (previewRect.right() >= width()) |
| previewRect.moveRight(width() - 1); |
| |
| if (previewRect.top() <= 0) |
| previewRect.moveTop(1); |
| |
| if (previewRect.bottom() >= height()) |
| previewRect.moveBottom(height() - 1); |
| |
| overlay_->resize(this->size()); |
| overlay_->show(); |
| overlay_->raise(); |
| } |
| |
| void |
| VideoView::enterEvent(QEvent* event) |
| { |
| Q_UNUSED(event) |
| showOverlay(); |
| } |
| |
| void |
| VideoView::leaveEvent(QEvent* event) |
| { |
| Q_UNUSED(event) |
| fadeOverlayOut(); |
| } |
| |
| void |
| VideoView::showOverlay() |
| { |
| fadeAnim_->stop(); |
| fadeAnim_->targetObject()->setProperty(fadeAnim_->propertyName(), fadeAnim_->startValue()); |
| } |
| |
| void |
| VideoView::fadeOverlayOut() |
| { |
| if (not overlay_->isDialogVisible()) |
| fadeAnim_->start(QAbstractAnimation::KeepWhenStopped); |
| } |
| |
| void |
| VideoView::callStateChanged(Call* call, Call::State previousState) |
| { |
| Q_UNUSED(previousState) |
| |
| if (call->state() == Call::State::CURRENT) { |
| ui->videoWidget->show(); |
| timerConnection_ = connect(call, SIGNAL(changed()), this, SLOT(updateCall())); |
| } |
| else { |
| QObject::disconnect(timerConnection_); |
| emit setChatVisibility(false); |
| if (isFullScreen()) |
| toggleFullScreen(); |
| } |
| } |
| |
| void |
| VideoView::updateCall() |
| { |
| if (auto call = CallModel::instance().selectedCall()) { |
| overlay_->setName(call->formattedName()); |
| overlay_->setTime(call->length()); |
| } |
| } |
| |
| void |
| VideoView::mouseDoubleClickEvent(QMouseEvent* e) { |
| QWidget::mouseDoubleClickEvent(e); |
| toggleFullScreen(); |
| } |
| |
| void |
| VideoView::dragEnterEvent(QDragEnterEvent* event) |
| { |
| if (event->mimeData()->hasUrls()) |
| event->acceptProposedAction(); |
| } |
| |
| void |
| VideoView::dropEvent(QDropEvent* event) |
| { |
| auto urls = event->mimeData()->urls(); |
| if (auto call = CallModel::instance().selectedCall()) { |
| if (auto outVideo = call->firstMedia<media::Video>(media::Media::Direction::OUT)) { |
| outVideo->sourceModel()->setFile(urls.at(0)); |
| } |
| } |
| } |
| |
| void |
| VideoView::toggleFullScreen() |
| { |
| overlay_->toggleContextButtons(isFullScreen()); |
| if(isFullScreen()) { |
| dynamic_cast<QSplitter*>(oldParent_)->insertWidget(0,this); |
| this->resize(oldSize_.width(), oldSize_.height()); |
| this->showNormal(); |
| } else { |
| oldSize_ = this->size(); |
| oldParent_ = static_cast<QWidget*>(this->parent()); |
| this->setParent(0); |
| this->showFullScreen(); |
| } |
| ui->videoWidget->setResetPreview(true); |
| } |
| |
| void |
| VideoView::showContextMenu(const QPoint& pos) |
| { |
| QPoint globalPos = this->mapToGlobal(pos); |
| |
| QMenu menu; |
| media::Video* outVideo = nullptr; |
| int activeIndex = -1; |
| |
| if (auto call = CallModel::instance().selectedCall()) { |
| outVideo = call->firstMedia<media::Video>(media::Media::Direction::OUT); |
| if (outVideo) |
| activeIndex = outVideo->sourceModel()->activeIndex(); |
| } |
| |
| for (auto device : Video::DeviceModel::instance().devices()) { |
| std::unique_ptr<QAction> deviceAction(new QAction(device->name(), this)); |
| deviceAction->setCheckable(true); |
| if (outVideo) |
| if (outVideo->sourceModel()->getDeviceIndex(device) == activeIndex) |
| deviceAction->setChecked(true); |
| auto ptr = deviceAction.release(); |
| menu.addAction(ptr); |
| connect(ptr, &QAction::toggled, [=](bool checked) { |
| if (checked == true) { |
| if (outVideo) |
| outVideo->sourceModel()->switchTo(device); |
| Video::DeviceModel::instance().setActive(device); |
| } |
| }); |
| } |
| |
| menu.addSeparator(); |
| |
| auto shareAction = new QAction(tr("Share entire screen"), this); |
| menu.addAction(shareAction); |
| shareAction->setCheckable(true); |
| auto shareAreaAction = new QAction(tr("Share screen area"), this); |
| menu.addAction(shareAreaAction); |
| shareAreaAction->setCheckable(true); |
| connect(shareAreaAction, &QAction::triggered, [=]() { |
| SelectAreaDialog selec; |
| selec.exec(); |
| }); |
| auto shareFileAction = new QAction(tr("Share file"), this); |
| menu.addAction(shareFileAction); |
| shareFileAction->setCheckable(true); |
| |
| switch(activeIndex) { |
| |
| case Video::SourceModel::ExtendedDeviceList::SCREEN: |
| shareAction->setChecked(true); |
| break; |
| case Video::SourceModel::ExtendedDeviceList::FILE: |
| shareFileAction->setChecked(true); |
| break; |
| |
| } |
| |
| connect(shareAction, &QAction::triggered, [=]() { |
| if (outVideo) { |
| auto realRect = QApplication::desktop()->geometry(); |
| realRect.setWidth(static_cast<int>(realRect.width() * QApplication::primaryScreen()->devicePixelRatio())); |
| realRect.setHeight(static_cast<int>(realRect.height() * QApplication::primaryScreen()->devicePixelRatio())); |
| outVideo->sourceModel()->setDisplay(0, realRect); |
| } |
| }); |
| connect(shareFileAction, &QAction::triggered, [=]() { |
| QFileDialog dialog(this); |
| dialog.setFileMode(QFileDialog::AnyFile); |
| QStringList fileNames; |
| if (!dialog.exec()) |
| return; |
| fileNames = dialog.selectedFiles(); |
| if (outVideo) |
| outVideo->sourceModel()->setFile(QUrl::fromLocalFile(fileNames.at(0))); |
| }); |
| |
| menu.exec(globalPos); |
| } |
| |
| void |
| VideoView::pushRenderer(Call* call) { |
| if (not call) { |
| disconnect(videoStartedConnection_); |
| return; |
| } |
| if (auto renderer = call->videoRenderer()) { |
| slotVideoStarted(renderer); |
| } else { |
| disconnect(videoStartedConnection_); |
| videoStartedConnection_ = connect(call, |
| SIGNAL(videoStarted(Video::Renderer*)), |
| this, |
| SLOT(slotVideoStarted(Video::Renderer*))); |
| } |
| ui->videoWidget->setPreviewDisplay(call->type() != Call::Type::CONFERENCE); |
| } |
| |
| void |
| VideoView::slotVideoStarted(Video::Renderer* renderer) { |
| ui->videoWidget->show(); |
| ui->videoWidget->setDistantRenderer(renderer); |
| } |
| |
| void |
| VideoView::mousePressEvent(QMouseEvent* event) |
| { |
| QPoint clickPosition = event->pos(); |
| if (ui->videoWidget->getPreviewRect().contains(clickPosition)) { |
| QLine distance = QLine(clickPosition, ui->videoWidget->getPreviewRect().bottomRight()); |
| if (distance.dy() < resizeGrip_ and distance.dx() < resizeGrip_) { |
| QApplication::setOverrideCursor(Qt::SizeFDiagCursor); |
| resizingPreview_ = true; |
| } else { |
| originMouseDisplacement_ = event->pos() - ui->videoWidget->getPreviewRect().topLeft(); |
| QApplication::setOverrideCursor(Qt::SizeAllCursor); |
| draggingPreview_ = true; |
| } |
| } |
| } |
| |
| void |
| VideoView::mouseReleaseEvent(QMouseEvent* event) |
| { |
| Q_UNUSED(event) |
| |
| draggingPreview_ = false; |
| resizingPreview_ = false; |
| QApplication::setOverrideCursor(Qt::ArrowCursor); |
| } |
| |
| void |
| VideoView::mouseMoveEvent(QMouseEvent* event) |
| { |
| // start/restart the timer after which the overlay will fade |
| if (fadeTimer_.isActive()) { |
| showOverlay(); |
| } else { |
| fadeTimer_.start(startfadeOverlayTime_); |
| } |
| |
| QRect& previewRect = ui->videoWidget->getPreviewRect(); |
| if (draggingPreview_) { |
| if (previewRect.left() > 0 |
| && previewRect.top() > 0 |
| && previewRect.right() < width() |
| && previewRect.bottom() < height()) { |
| |
| previewRect.moveTo(event->pos() - originMouseDisplacement_); |
| if (previewRect.left() <= 0) |
| previewRect.moveLeft(1); |
| |
| if (previewRect.right() >= width()) |
| previewRect.moveRight(width() - 1); |
| |
| if (previewRect.top() <= 0) |
| previewRect.moveTop(1); |
| |
| if (previewRect.bottom() >= height()) |
| previewRect.moveBottom(height() - 1); |
| } |
| } |
| |
| QLine distance = QLine(previewRect.topLeft(), event->pos()); |
| |
| if (resizingPreview_ |
| and distance.dx() > minimalSize_ |
| and distance.dy() > minimalSize_ |
| and geometry().contains(event->pos())) |
| previewRect.setBottomRight(event->pos()); |
| } |