diff options
Diffstat (limited to 'tests/manual/examples/widgets/touch/pinchzoom/main.cpp')
-rw-r--r-- | tests/manual/examples/widgets/touch/pinchzoom/main.cpp | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/touch/pinchzoom/main.cpp b/tests/manual/examples/widgets/touch/pinchzoom/main.cpp new file mode 100644 index 0000000000..85b5cad1f8 --- /dev/null +++ b/tests/manual/examples/widgets/touch/pinchzoom/main.cpp @@ -0,0 +1,47 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include "graphicsview.h" +#include "mouse.h" + +#include <QApplication> +#include <cmath> + +static constexpr int MouseCount = 7; + +//! [0] +int main(int argc, char **argv) +{ + QApplication app(argc, argv); +//! [0] + +//! [1] + QGraphicsScene scene; + scene.setSceneRect(-300, -300, 600, 600); +//! [1] //! [2] + scene.setItemIndexMethod(QGraphicsScene::NoIndex); +//! [2] + +//! [3] + for (int i = 0; i < MouseCount; ++i) { + Mouse *mouse = new Mouse; + mouse->setPos(::sin((i * 6.28) / MouseCount) * 200, + ::cos((i * 6.28) / MouseCount) * 200); + scene.addItem(mouse); + } +//! [3] + +//! [4] + GraphicsView view(&scene); + view.setRenderHint(QPainter::Antialiasing); + view.setBackgroundBrush(QPixmap(":/images/cheese.jpg")); +//! [4] //! [5] + view.setCacheMode(QGraphicsView::CacheBackground); + view.setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate); +//! [5] //! [6] + view.setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Colliding Mice")); + view.showMaximized(); + + return app.exec(); +} +//! [6] |