QPainter is a Qt class that provides low-level painting on widgets or other paint devices.
I'm a newbie to Qt/Embedded. I want to use QPainter to draw stuff on a QPixmap, which will be …
qt qt4 qgraphicsscene qpainter qpixmapHow would I go about drawing a rectangle? I have tried two different ways; void MyWidget::paintEvent(QPaintEvent *) { QPainter painter(…
qt qpainter qrectI am trying to draw line. int main(int argc, char *argv[]) { QApplication a(argc, argv); MainWindow w; w.show(); …
qt qpainterI want to draw a rectangle with rounded corners (border radius same for all 4 corners) with a specific color filling …
c++ qt rectangles rounded-corners qpainterI'm trying to make an app where you can draw with your finger on a canvas. To achieve this, I'm …
c++ qt qpainterThe following code results in a bunch of errors: void MainWindow::displayBoard() { QPixmap pix(0,0); pix.fill(Qt::white); QPainter painter(&…
c++ qt qpainterThis is what I tried, it gave me no output. Where am I going wrong? // Start point of bottom line …
qt qpainterI want to set text drawing alignment using one point as coordinate, not a rectangle. As far as I understand …
qt text-alignment qpainterI'm trying to paint some points of my image and I don't know why it doesn't work. I have defined …
c++ qt qpainter