void line:: paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget){
if(mPaintFlag){
QPen paintpen(Qt::red);
paintpen.setWidth(4);
QPen linepen(Qt::black);
linepen.setWidth(1);
QPoint p1;
p1.setX(x1);
p1.setY(y1);
painter->setPen(paintpen);
painter->drawPoint(p1);
QPoint p2;
p2.setX(x2);
p2.setY(y2);
painter->setPen(paintpen);
painter->drawPoint(p2);
painter->setPen(linepen);
painter->drawLine(p1, p2);
}
}
void GraphScene::drawBackground ( QPainter * painter, const QRectF & rect ) {
//clear the background in dark grey
painter->setRenderHints(QPainter::Antialiasing);
painter->save();
QBrush bg(QColor(20,20,20));
painter->setBrush(bg);
painter->drawRect(rect);
painter->restore();
painter->save();
QPen linepen(QColor(200,200,200), 1, Qt::SolidLine);
linepen.setCosmetic(true);
painter->setPen(linepen);
painter->drawLine(control->getFullRange()->getMin(),0,control->getFullRange()->getMax(),0);
painter->restore();
//draw slightly visible second time-marks depending on range
//draw textual time-labels also depending on range
}
void ellipse:: paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget){
QRectF rect = boundingRect();
QPen pen(Qt::black, 1);
if(mPaintFlag){
QPen paintpen(Qt::red);
paintpen.setWidth(1);
QPen linepen(Qt::black);
linepen.setWidth(1);
QPoint p1;
p1.setX(x1);
p1.setY(y1);
painter->setPen(paintpen);
painter->drawPoint(p1);
QPoint p2;
p2.setX(x2);
p2.setY(y2);
painter->setPen(paintpen);
painter->drawPoint(p2);
painter->setPen(linepen);
int x = 0 * 16;
int y = 360 * 16;
painter->drawArc(x1,y1,x2,y2,x,y);
}
}
VLCStatsView::VLCStatsView( QWidget *parent ) : QGraphicsView( parent )
{
QColor history(0, 0, 0, 255),
total(237, 109, 0, 160),
content(109, 237, 0, 160);
scale( 1.0, -1.0 ); /* invert our Y axis */
setOptimizationFlags( QGraphicsView::DontAdjustForAntialiasing );
setAlignment( Qt::AlignLeft );
setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
viewScene = new QGraphicsScene( this );
historyShape = viewScene->addPolygon( QPolygonF(), QPen(Qt::NoPen),
QBrush(history) );
totalbitrateShape = viewScene->addPolygon( QPolygonF(), QPen(Qt::NoPen),
QBrush(total) );
setScene( viewScene );
reset();
QPen linepen( Qt::DotLine );
linepen.setCosmetic( true );
linepen.setBrush( QBrush( QColor( 33, 33, 33 ) ) );
for ( int i=0; i<3; i++ )
rulers[i] = viewScene->addLine( QLineF(), linepen );
}
void circle:: paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget){
setCursor(Qt::CrossCursor);
if(mPaintFlag){
QPen paintpen(Qt::red);
paintpen.setWidth(4);
QPen linepen(Qt::black);
linepen.setWidth(1);
QPoint p1;
p1.setX(x1);
p1.setY(y1);
painter->setPen(paintpen);
painter->drawPoint(p1);
QPoint p2;
p2.setX(move_p.x());
p2.setY(move_p.y());
radius = qSqrt(qPow((p2.x()-x1), 2) + qPow((p2.y()-y1), 2));
painter->setPen(paintpen);
painter->drawPoint(p2);
painter->setPen(linepen);
painter->drawEllipse(p1,radius,radius);
}
}
void ellipse:: paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget){
QRectF rect = boundingRect();
if(mPaintFlag){
QPen paintpen(Qt::red);
paintpen.setWidth(4);
QPen linepen(Qt::black);
linepen.setWidth(1);
QPoint p1;
p1.setX(x1);
p1.setY(y1);
painter->setPen(paintpen);
painter->drawPoint(p1);
QPoint p2;
p2.setX(x2);
p2.setY(y2);
painter->setPen(paintpen);
painter->drawPoint(p2);
QPoint p3;
p3.setX(x3);
p3.setY(y3);
painter->setPen(paintpen);
painter->drawPoint(p3);
majRadius = qSqrt(qPow((x2-x1), 2) + qPow((y2-y1), 2));
minRadius = qSqrt(qPow((x3-x1), 2) + qPow((y3-y1), 2));
painter->setPen(linepen);
painter->drawEllipse(p1, majRadius, minRadius);
}
}
