athulms
16th August 2011, 15:04
i used the code add when i run the program it shows painter is not active
what is the solution for this error.
void mainwindow::paintEvent(QPaintEvent *e)
{
QPainter painter(this);
QPen linepen(Qt::red);
linepen.setCapStyle(Qt::RoundCap);
linepen.setWidth(30);
painter.setRenderHint(QPainter::Antialiasing,true) ;
painter.setPen(linepen);
painter.drawPoint(100,100);
}
waiting response
what is the solution for this error.
void mainwindow::paintEvent(QPaintEvent *e)
{
QPainter painter(this);
QPen linepen(Qt::red);
linepen.setCapStyle(Qt::RoundCap);
linepen.setWidth(30);
painter.setRenderHint(QPainter::Antialiasing,true) ;
painter.setPen(linepen);
painter.drawPoint(100,100);
}
waiting response