Method wheelEventOutsideTopLeft

tests/cartesianplot/CartesianPlotTest.cpp:1168–1226

}

void CartesianPlotTest::wheelEventOutsideTopLeft() {
	Project project;

	auto* worksheet = new Worksheet(QStringLiteral("Worksheet"));
	project.addChild(worksheet);
	auto* view = dynamic_cast<WorksheetView*>(worksheet->view());
	QVERIFY(view != nullptr);
	view->initMenus(); // needed by SET_CARTESIAN_MOUSE_MODE()

	auto* plot = new CartesianPlot(QStringLiteral("plot"));
	worksheet->addChild(plot);
	plot->setType(CartesianPlot::Type::TwoAxes); // Otherwise no axis are created
	plot->setNiceExtend(false);
	plot->setHorizontalPadding(Worksheet::convertToSceneUnits(1.5, Worksheet::Unit::Centimeter));
	plot->setVerticalPadding(Worksheet::convertToSceneUnits(1.5, Worksheet::Unit::Centimeter));
	plot->setRightPadding(Worksheet::convertToSceneUnits(1.5, Worksheet::Unit::Centimeter));
	plot->setBottomPadding(Worksheet::convertToSceneUnits(1.5, Worksheet::Unit::Centimeter));

	auto* equationCurve{new XYEquationCurve(QStringLiteral("f(x)"))};
	equationCurve->setCoordinateSystemIndex(plot->defaultCoordinateSystemIndex());
	plot->addChild(equationCurve);

	XYEquationCurve::EquationData data;
	data.min = QStringLiteral("0");
	data.max = QStringLiteral("10");
	data.count = 10;
	data.expression1 = QStringLiteral("x");
	equationCurve->setEquationData(data);
	equationCurve->recalculate();

	CHECK_RANGE(plot, equationCurve, Dimension::X, 0., 10.);
	CHECK_RANGE(plot, equationCurve, Dimension::Y, 0., 10.);

	plot->m_zoomFactor = 2;
	plot->setNiceExtend(false);
	const auto& rect = plot->dataRect();

	int signalEmittedCounter = 0;
	connect(plot,
			&CartesianPlot::wheelEventSignal,
			[&signalEmittedCounter](const QPointF& sceneRelPos, int delta, int xIndex, int yIndex, bool considerDimension, Dimension dim) {
				signalEmittedCounter++;
				QCOMPARE(sceneRelPos.x(), -0.2);
				QCOMPARE(sceneRelPos.y(), 1.3);
				QVERIFY(delta > 0);
				Q_UNUSED(xIndex);
				Q_UNUSED(yIndex);
				QCOMPARE(considerDimension, false);
				Q_UNUSED(dim);
			});

	QGraphicsSceneWheelEvent event;
	event.setPos(QPointF(rect.left() - 140, rect.top() - 210));
	event.setDelta(10); // value not important, only sign
	plot->d_func()->wheelEvent(&event);
	CHECK_RANGE(plot, equationCurve, Dimension::X, -1., 4.);
	CHECK_RANGE(plot, equationCurve, Dimension::Y, 6.5, 11.5);
	QCOMPARE(signalEmittedCounter, 1);