def testGetSet(self):
margins = QgsMargins()
margins.setLeft(1.1)
self.assertEqual(margins.left(), 1.1)
margins.setTop(2.2)
self.assertEqual(margins.top(), 2.2)
margins.setBottom(3.3)
self.assertEqual(margins.bottom(), 3.3)
margins.setRight(4.4)
self.assertEqual(margins.right(), 4.4)
margins = QgsMargins()
self.assertTrue(margins.isNull())
margins.setLeft(5.5)
margins.setRight(5.5)
self.assertFalse(margins.isNull())
self.assertEqual(margins, QgsMargins(5.5, 0.0, 5.5, 0.0))
def testGetSet(self):
margins = QgsMargins()
margins.setLeft(1.1)
self.assertEqual(margins.left(), 1.1)
margins.setTop(2.2)
self.assertEqual(margins.top(), 2.2)
margins.setBottom(3.3)
self.assertEqual(margins.bottom(), 3.3)
margins.setRight(4.4)
self.assertEqual(margins.right(), 4.4)
margins = QgsMargins()
self.assertTrue(margins.isNull())
margins.setLeft(5.5)
margins.setRight(5.5)
self.assertFalse(margins.isNull())
self.assertEqual(margins, QgsMargins(5.5, 0.0, 5.5, 0.0))
def testOperators(self):
m1 = QgsMargins(12.1, 14.1, 16.1, 18.1)
m2 = QgsMargins(2.1, 3.1, 4.1, 5.1)
added = m1 + m2
self.assertAlmostEqual(added.left(), 14.2)
self.assertAlmostEqual(added.top(), 17.2)
self.assertAlmostEqual(added.right(), 20.2)
self.assertAlmostEqual(added.bottom(), 23.2)
a = QgsMargins(m1)
a += m2
self.assertEqual(a, added)
subtracted = m1 - m2
self.assertAlmostEqual(subtracted.left(), 10.0)
self.assertAlmostEqual(subtracted.top(), 11.0)
self.assertAlmostEqual(subtracted.right(), 12.0)
self.assertAlmostEqual(subtracted.bottom(), 13.0)
a = QgsMargins(m1)
a -= m2
self.assertEqual(a, subtracted)
h = QgsMargins(m1)
h += 2.1
self.assertAlmostEqual(h.left(), 14.2)
self.assertAlmostEqual(h.top(), 16.2)
self.assertAlmostEqual(h.right(), 18.2)
self.assertAlmostEqual(h.bottom(), 20.2)
h -= 2.1
self.assertEqual(h, m1)
doubled = m1 * 2.0
self.assertEqual(doubled, QgsMargins(24.2, 28.2, 32.2, 36.2))
self.assertEqual(2.0 * m1, doubled)
self.assertEqual(m1 * 2.0, doubled)
a = QgsMargins(m1)
a *= 2.0
self.assertEqual(a, doubled)
halved = m1 / 2.0
self.assertAlmostEqual(halved.left(), 6.05)
self.assertAlmostEqual(halved.top(), 7.05)
self.assertAlmostEqual(halved.right(), 8.05)
self.assertAlmostEqual(halved.bottom(), 9.05)
a = QgsMargins(m1)
a /= 2.0
self.assertEqual(a, halved)
self.assertEqual(m1 + (-m1), QgsMargins())
m3 = QgsMargins(10.3, 11.4, 12.5, 13.6)
self.assertEqual(m3 + 1.1, QgsMargins(11.4, 12.5, 13.6, 14.7))
self.assertEqual(1.1 + m3, QgsMargins(11.4, 12.5, 13.6, 14.7))
m4 = m3 - 1.1
self.assertAlmostEqual(m4.left(), 9.2)
self.assertAlmostEqual(m4.top(), 10.3)
self.assertAlmostEqual(m4.right(), 11.4)
self.assertAlmostEqual(m4.bottom(), 12.5)
self.assertEqual(+m3, QgsMargins(10.3, 11.4, 12.5, 13.6))
self.assertEqual(-m3, QgsMargins(-10.3, -11.4, -12.5, -13.6))
def testOperators(self):
m1 = QgsMargins(12.1, 14.1, 16.1, 18.1)
m2 = QgsMargins(2.1, 3.1, 4.1, 5.1)
added = m1 + m2
self.assertAlmostEqual(added.left(), 14.2)
self.assertAlmostEqual(added.top(), 17.2)
self.assertAlmostEqual(added.right(), 20.2)
self.assertAlmostEqual(added.bottom(), 23.2)
a = QgsMargins(m1)
a += m2
self.assertEqual(a, added)
subtracted = m1 - m2
self.assertAlmostEqual(subtracted.left(), 10.0)
self.assertAlmostEqual(subtracted.top(), 11.0)
self.assertAlmostEqual(subtracted.right(), 12.0)
self.assertAlmostEqual(subtracted.bottom(), 13.0)
a = QgsMargins(m1)
a -= m2
self.assertEqual(a, subtracted)
h = QgsMargins(m1)
h += 2.1
self.assertAlmostEqual(h.left(), 14.2)
self.assertAlmostEqual(h.top(), 16.2)
self.assertAlmostEqual(h.right(), 18.2)
self.assertAlmostEqual(h.bottom(), 20.2)
h -= 2.1
self.assertEqual(h, m1)
doubled = m1 * 2.0
self.assertEqual(doubled, QgsMargins(24.2, 28.2, 32.2, 36.2))
self.assertEqual(2.0 * m1, doubled)
self.assertEqual(m1 * 2.0, doubled)
a = QgsMargins(m1)
a *= 2.0
self.assertEqual(a, doubled)
halved = m1 / 2.0
self.assertAlmostEqual(halved.left(), 6.05)
self.assertAlmostEqual(halved.top(), 7.05)
self.assertAlmostEqual(halved.right(), 8.05)
self.assertAlmostEqual(halved.bottom(), 9.05)
a = QgsMargins(m1)
a /= 2.0
self.assertEqual(a, halved)
self.assertEqual(m1 + (-m1), QgsMargins())
m3 = QgsMargins(10.3, 11.4, 12.5, 13.6)
self.assertEqual(m3 + 1.1, QgsMargins(11.4, 12.5, 13.6, 14.7))
self.assertEqual(1.1 + m3, QgsMargins(11.4, 12.5, 13.6, 14.7))
m4 = m3 - 1.1
self.assertAlmostEqual(m4.left(), 9.2)
self.assertAlmostEqual(m4.top(), 10.3)
self.assertAlmostEqual(m4.right(), 11.4)
self.assertAlmostEqual(m4.bottom(), 12.5)
self.assertEqual(+m3, QgsMargins(10.3, 11.4, 12.5, 13.6))
self.assertEqual(-m3, QgsMargins(-10.3, -11.4, -12.5, -13.6))
