diff options
Diffstat (limited to 'examples/threads/mandelbrot/mandelbrotwidget.cpp')
-rw-r--r-- | examples/threads/mandelbrot/mandelbrotwidget.cpp | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/examples/threads/mandelbrot/mandelbrotwidget.cpp b/examples/threads/mandelbrot/mandelbrotwidget.cpp index 31cdceca18..c1ec029548 100644 --- a/examples/threads/mandelbrot/mandelbrotwidget.cpp +++ b/examples/threads/mandelbrot/mandelbrotwidget.cpp @@ -38,7 +38,8 @@ ** ****************************************************************************/ -#include <QtWidgets> +#include <QPainter> +#include <QKeyEvent> #include <math.h> @@ -65,8 +66,7 @@ MandelbrotWidget::MandelbrotWidget(QWidget *parent) curScale = DefaultScale; qRegisterMetaType<QImage>("QImage"); - connect(&thread, SIGNAL(renderedImage(QImage,double)), - this, SLOT(updatePixmap(QImage,double))); + connect(&thread, SIGNAL(renderedImage(QImage,double)), this, SLOT(updatePixmap(QImage,double))); setWindowTitle(tr("Mandelbrot")); #ifndef QT_NO_CURSOR @@ -85,8 +85,7 @@ void MandelbrotWidget::paintEvent(QPaintEvent * /* event */) if (pixmap.isNull()) { painter.setPen(Qt::white); - painter.drawText(rect(), Qt::AlignCenter, - tr("Rendering initial image, please wait...")); + painter.drawText(rect(), Qt::AlignCenter, tr("Rendering initial image, please wait...")); //! [2] //! [3] return; //! [3] //! [4] @@ -122,11 +121,9 @@ void MandelbrotWidget::paintEvent(QPaintEvent * /* event */) painter.setPen(Qt::NoPen); painter.setBrush(QColor(0, 0, 0, 127)); - painter.drawRect((width() - textWidth) / 2 - 5, 0, textWidth + 10, - metrics.lineSpacing() + 5); + painter.drawRect((width() - textWidth) / 2 - 5, 0, textWidth + 10, metrics.lineSpacing() + 5); painter.setPen(Qt::white); - painter.drawText((width() - textWidth) / 2, - metrics.leading() + metrics.ascent(), text); + painter.drawText((width() - textWidth) / 2, metrics.leading() + metrics.ascent(), text); } //! [9] |