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//===========================================
// Lumina-DE source code
// Copyright (c) 2016, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#ifndef _LUMINA_VIDEO_ITEM_WIDGET_H
#define _LUMINA_VIDEO_ITEM_WIDGET_H
#include <QWidget>
#include <QVideoWidget>
#include <QMediaPlayer>
#include <QString>
#include <QObject>
#include <QLabel>
#include <QTimer>
#include <QHBoxLayout>
#include <QResizeEvent>
#include <LVideoSurface.h>
class RolloverVideoWidget : public QVideoWidget{
Q_OBJECT
public:
RolloverVideoWidget(QWidget *parent = 0) : QVideoWidget(parent){
this->setMouseTracking(true);
}
signals:
void OverWidget();
void NotOverWidget();
protected:
/*void mouseMoveEvent(QMouseEvent *ev){
QWidget::mouseMoveEvent(ev);
qDebug() << "Got video rollover";
emit OverWidget();
}*/
void enterEvent(QEvent *ev){
QWidget::enterEvent(ev);
qDebug() << "Got video enter";
emit OverWidget();
}
void leaveEvent(QEvent *ev){
QWidget::leaveEvent(ev);
if(!this->underMouse()){
qDebug() << "Got video leave";
emit NotOverWidget();
}
}
};
class VideoItemWidget : public QWidget{
Q_OBJECT
private:
QLabel *textLabel;
QMediaPlayer *mplayer;
LVideoSurface *vwidget;
QString file, text;
QSize fixedsize;
public:
VideoItemWidget(QString filepath, QWidget *parent = 0) : QWidget(parent){
file = filepath;
text = filepath.section("/",-1);
textLabel = 0;
mplayer = 0;
vwidget = 0;
this->setMouseTracking(true);
QTimer::singleShot(5, this, SLOT(setupPlayer()) ); //make sure this creation routine is thread-safe
}
~VideoItemWidget(){ mplayer->stop(); }
//Optional overloads - it will try to automatically adjust as needed
void setText(QString txt){
text = txt;
if(textLabel!=0){
textLabel->setText(txt);
textLabel->setVisible( !txt.isEmpty() );
}
}
void setIconSize(QSize sz){
fixedsize = sz;
if(vwidget!=0 && fixedsize.isValid()){ vwidget->setFixedSize(sz); }
}
private slots:
void setupPlayer(){
textLabel = new QLabel(this);
vwidget = new LVideoSurface(this); //RolloverVideoWidget(this);
vwidget->setAspectRatioMode(Qt::IgnoreAspectRatio);
if(fixedsize.isValid()){ vwidget->setFixedSize(fixedsize); }
else{ vwidget->setMinimumSize(QSize(16,16)); }
mplayer = new QMediaPlayer(this, QMediaPlayer::VideoSurface);
mplayer->setVideoOutput(vwidget);
mplayer->setPlaybackRate(3); // 3x playback speed
mplayer->setMuted(true);
QHBoxLayout *tmpL = new QHBoxLayout(this);
tmpL->setAlignment(Qt::AlignLeft | Qt::AlignCenter);
tmpL->addWidget(vwidget);
tmpL->addWidget(textLabel);
tmpL->setStretchFactor(textLabel, 1); //make sure this always occupies all extra space
//connect(mplayer, SIGNAL(durationChanged(qint64)), this, SLOT(durationChanged(qint64)) );
connect(mplayer, SIGNAL(durationChanged(qint64)), this, SLOT(stopVideo()) );
//connect(vwidget, SIGNAL(OverWidget()), this, SLOT(startVideo()) );
//connect(vwidget, SIGNAL(NotOverWidget()), this, SLOT(stopVideo()) );
//Now load the file
textLabel->setText(text);
mplayer->setMedia(QUrl::fromLocalFile(file) );
mplayer->play();
}
void durationChanged(qint64 max){
qDebug() << "Got Duration Changed:" << max;
mplayer->setPosition( qRound(max/2.0));
}
void startVideo(){
if(mplayer==0){ return; }
if(mplayer->state()!=QMediaPlayer::PlayingState){
qDebug() << "Start Video";
mplayer->setPosition(0);
mplayer->play();
}
}
void stopVideo(){
if(mplayer==0){ return; }
if(mplayer->state()==QMediaPlayer::PlayingState){
qDebug() << "Stop Video";
mplayer->pause();
mplayer->setPosition( qRound(mplayer->duration()/2.0) );
}
}
protected:
void resizeEvent(QResizeEvent *ev){
if(vwidget!=0 && !fixedsize.isValid()){ vwidget->setFixedSize( QSize(ev->size().height(), ev->size().height()) ); }
}
/*void mouseMoveEvent(QMouseEvent *ev){
QWidget::mouseMoveEvent(ev);
stopVideo(); //not over the video widget any more
}*/
};
#endif
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