def testSignals(self):
shape = QgsLegendPatchShape(
QgsSymbol.Fill,
QgsGeometry.fromWkt('Polygon((5 5, 1 2, 3 4, 5 5))'), False)
widget = QgsLegendPatchShapeButton()
spy = QSignalSpy(widget.changed)
widget.setSymbolType(QgsSymbol.Fill)
self.assertEqual(len(spy), 0)
widget.setShape(shape)
self.assertEqual(len(spy), 1)
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'), True)
widget.setShape(shape)
self.assertEqual(len(spy), 2)
self.assertTrue(widget.shape().isNull())
widget.setSymbolType(QgsSymbol.Line)
self.assertEqual(len(spy), 3)
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 2)'), True)
widget.setShape(shape)
self.assertEqual(len(spy), 4)
self.assertEqual(widget.shape().geometry().asWkt(),
'LineString (0 0, 1 2)')
widget.setToDefault()
self.assertEqual(len(spy), 5)
def testFills(self):
shape = QgsLegendPatchShape(QgsSymbol.Fill, QgsGeometry.fromWkt('Polygon((5 5, 1 2, 3 4, 5 5))'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(1, 1))), [[[[1.0, 0.0], [0.0, 1.0], [0.5, 0.333], [1.0, 0.0]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(10, 2))), [[[[10.0, 0.0], [0.0, 2.0], [5.0, 0.667], [10.0, 0.0]]]])
# requesting different symbol type, should return default
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(1, 1))), [[[[0.0, 0.5], [1.0, 0.5]]]])
# rings
shape = QgsLegendPatchShape(QgsSymbol.Fill, QgsGeometry.fromWkt('Polygon((5 5, 1 2, 3 4, 5 5), (4.5 4.5, 4.4 4.4, 4.5 4.4, 4.5 4.5))'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(1, 1))),
[[[[1.0, 0.0], [0.0, 1.0], [0.5, 0.333], [1.0, 0.0]], [[0.875, 0.167], [0.85, 0.2], [0.875, 0.2], [0.875, 0.167]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(10, 2))),
[[[[10.0, 0.0], [0.0, 2.0], [5.0, 0.667], [10.0, 0.0]], [[8.75, 0.333], [8.5, 0.4], [8.75, 0.4], [8.75, 0.333]]]])
# circular
shape = QgsLegendPatchShape(QgsSymbol.Fill, QgsGeometry.fromWkt('CurvePolygon(CircularString(5 5, 3 4, 1 2, 3 0, 5 5))'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(1, 1)))[0][0][:5],
[[0.746, -0.0], [0.722, 0.009], [0.698, 0.018], [0.675, 0.028], [0.651, 0.038]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(10, 2)))[0][0][:5],
[[7.459, -0.0], [6.83, 0.04], [6.201, 0.09], [5.574, 0.151], [4.947, 0.223]])
# multipolygon
shape = QgsLegendPatchShape(QgsSymbol.Fill, QgsGeometry.fromWkt('MultiPolygon(((5 5, 1 2, 3 4, 5 5), (4.5 4.5, 4.4 4.4, 4.5 4.4, 4.5 4.5)),((10 11, 11 11, 11 10, 10 11)))'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(1, 1))), [[[[0.4, 0.667], [0.0, 1.0], [0.2, 0.778], [0.4, 0.667]], [[0.35, 0.722], [0.34, 0.733], [0.35, 0.733], [0.35, 0.722]]], [[[0.9, 0.0], [1.0, 0.0], [1.0, 0.111], [0.9, 0.0]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(10, 2))), [[[[4.0, 1.333], [0.0, 2.0], [2.0, 1.556], [4.0, 1.333]], [[3.5, 1.444], [3.4, 1.467], [3.5, 1.467], [3.5, 1.444]]], [[[9.0, 0.0], [10.0, 0.0], [10.0, 0.222], [9.0, 0.0]]]])
def testPreserveAspect(self):
# wider
shape = QgsLegendPatchShape(
QgsSymbol.Marker, QgsGeometry.fromWkt('MultiPoint((5 5), (1 2))'))
self.assertEqual(
self.polys_to_list(
shape.toQPolygonF(QgsSymbol.Marker, QSizeF(1, 1))),
[[[[1.0, 0.125], [0.0, 0.875]]]])
self.assertEqual(
self.polys_to_list(
shape.toQPolygonF(QgsSymbol.Marker, QSizeF(10, 2))),
[[[[6.333, 0.0], [3.667, 2.0]]]])
self.assertEqual(
self.polys_to_list(
shape.toQPolygonF(QgsSymbol.Marker, QSizeF(2, 10))),
[[[[2.0, 4.25], [0.0, 5.75]]]])
# higher
shape = QgsLegendPatchShape(
QgsSymbol.Marker, QgsGeometry.fromWkt('MultiPoint((5 5), (2 1))'))
self.assertEqual(
self.polys_to_list(
shape.toQPolygonF(QgsSymbol.Marker, QSizeF(1, 1))),
[[[[0.875, 0.0], [0.125, 1.0]]]])
self.assertEqual(
self.polys_to_list(
shape.toQPolygonF(QgsSymbol.Marker, QSizeF(10, 2))),
[[[[5.75, 0.0], [4.25, 2.0]]]])
self.assertEqual(
self.polys_to_list(
shape.toQPolygonF(QgsSymbol.Marker, QSizeF(2, 10))),
[[[[2.0, 3.667], [0.0, 6.333]]]])
def testLines(self):
shape = QgsLegendPatchShape(QgsSymbol.Line, QgsGeometry.fromWkt('LineString(5 5, 1 2)'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(1, 1))), [[[[1.0, 0.0], [0.0, 1.0]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(10, 2))), [[[[10.0, 0.0], [0.0, 2.0]]]])
shape = QgsLegendPatchShape(QgsSymbol.Line, QgsGeometry.fromWkt('LineString(1 5, 6 5)'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(1, 1))), [[[[0.0, 0.5], [1.0, 0.5]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(10, 2))), [[[[0.0, 1], [10.0, 1.0]]]])
shape = QgsLegendPatchShape(QgsSymbol.Line, QgsGeometry.fromWkt('LineString(1 5, 1 10)'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(1, 1))), [[[[0.5, 0.0], [0.5, 1.0]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(10, 2))), [[[[5, 0.0], [5, 2.0]]]])
# requesting different symbol type, should return default
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(1, 1))), [[[[0.0, 0.0], [1.0, 0.0], [1.0, 1.0], [0.0, 1.0], [0.0, 0.0]]]])
# circularstring
shape = QgsLegendPatchShape(QgsSymbol.Line, QgsGeometry.fromWkt('CircularString(5 5, 1 2, 3 4)'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(1, 1)))[0][0][:5],
[[0.342, 0.026], [0.35, 0.023], [0.359, 0.02], [0.367, 0.018], [0.375, 0.016]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(10, 2)))[0][0][:5],
[[3.419, 0.051], [3.647, 0.042], [3.875, 0.036], [4.104, 0.034], [4.332, 0.036]])
# multilinestring
shape = QgsLegendPatchShape(QgsSymbol.Line, QgsGeometry.fromWkt('MultiLineString((5 5, 1 2),(3 6, 4 2))'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(1, 1))), [[[[1.0, 0.25], [0.0, 1.0]]], [[[0.5, 0.0], [0.75, 1.0]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Line, QSizeF(10, 2))), [[[[10.0, 0.5], [0.0, 2.0]]], [[[5.0, 0.0], [7.5, 2.0]]]])
def testWidget(self):
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'),
False)
widget = QgsLegendPatchShapeWidget(None, shape)
self.assertEqual(widget.shape().geometry().asWkt(),
'LineString (0 0, 1 1)')
self.assertFalse(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Line)
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'), True)
widget = QgsLegendPatchShapeWidget(None, shape)
self.assertEqual(widget.shape().geometry().asWkt(),
'LineString (0 0, 1 1)')
self.assertTrue(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Line)
shape = QgsLegendPatchShape(
QgsSymbol.Fill,
QgsGeometry.fromWkt('Polygon((5 5, 1 2, 3 4, 5 5))'), False)
widget = QgsLegendPatchShapeWidget(None, shape)
self.assertEqual(widget.shape().geometry().asWkt(),
'Polygon ((5 5, 1 2, 3 4, 5 5))')
self.assertFalse(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Fill)
shape = QgsLegendPatchShape(
QgsSymbol.Marker, QgsGeometry.fromWkt('MultiPoint((5 5), (1 2))'))
widget = QgsLegendPatchShapeWidget(None, shape)
self.assertEqual(widget.shape().geometry().asWkt(),
'MultiPoint ((5 5),(1 2))')
self.assertTrue(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Marker)
def testReadWriteXml(self):
doc = QDomDocument("testdoc")
elem = doc.createElement('test')
shape = QgsLegendPatchShape(QgsSymbol.Line, QgsGeometry.fromWkt('MultiLineString((5 5, 3 4, 1 2), ( 6 6, 6 0))'), False)
shape.writeXml(elem, doc, QgsReadWriteContext())
s2 = QgsLegendPatchShape()
s2.readXml(elem, QgsReadWriteContext())
self.assertFalse(s2.isNull())
self.assertEqual(s2.geometry().asWkt(), 'MultiLineString ((5 5, 3 4, 1 2),(6 6, 6 0))')
self.assertFalse(s2.preserveAspectRatio())
self.assertEqual(s2.symbolType(), QgsSymbol.Line)
def testNull(self):
shape = QgsLegendPatchShape()
self.assertTrue(shape.isNull())
shape.setGeometry(QgsGeometry.fromWkt('Multipoint( 1 1, 2 2)'))
self.assertFalse(shape.isNull())
shape.setGeometry(QgsGeometry())
self.assertTrue(shape.isNull())
def testRenderPolygon(self):
shape = QgsLegendPatchShape(
QgsSymbol.Fill,
QgsGeometry.fromWkt(
'Polygon((1 1 , 6 1, 6 6, 1 1),(4 2, 5 3, 4 3, 4 2))'), False)
rendered_image = self.renderPatch(shape)
self.assertTrue(self.imageCheck('Polygon', 'polygon', rendered_image))
def testRenderLinePreserve(self):
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString(5 5, 3 4, 1 2)'),
True)
rendered_image = self.renderPatch(shape)
self.assertTrue(
self.imageCheck('Line Preserve', 'line_preserve', rendered_image))
def testRenderMarker(self):
shape = QgsLegendPatchShape(
QgsSymbol.Marker,
QgsGeometry.fromWkt('MultiPoint((5 5), (3 4), (1 2))'), False)
rendered_image = self.renderPatch(shape)
self.assertTrue(
self.imageCheck('Marker', 'marker_multipoint', rendered_image))
def testRenderMultiLine(self):
shape = QgsLegendPatchShape(
QgsSymbol.Line,
QgsGeometry.fromWkt(
'MultiLineString((5 5, 3 4, 1 2), ( 6 6, 6 0))'), True)
rendered_image = self.renderPatch(shape)
self.assertTrue(
self.imageCheck('Multiline', 'multiline', rendered_image))
def testMarkers(self):
# shouldn't matter what a point geometry is, it will always be rendered in center of symbol patch
shape = QgsLegendPatchShape(QgsSymbol.Marker, QgsGeometry.fromWkt('Point( 5 5 )'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Marker, QSizeF(1, 1))), [[[[0, 0]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Marker, QSizeF(10, 2))), [[[[5.0, 1.0]]]])
# requesting different symbol type, should return default
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Fill, QSizeF(1, 1))), [[[[0.0, 0.0], [1.0, 0.0], [1.0, 1.0], [0.0, 1.0], [0.0, 0.0]]]])
# ... but a multipoint WILL change the result!
shape = QgsLegendPatchShape(QgsSymbol.Marker, QgsGeometry.fromWkt('MultiPoint((5 5), (1 2))'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Marker, QSizeF(1, 1))), [[[[1.0, 0.0], [0.0, 1.0]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Marker, QSizeF(10, 2))), [[[[10.0, 0.0], [0.0, 2.0]]]])
shape = QgsLegendPatchShape(QgsSymbol.Marker, QgsGeometry.fromWkt('MultiPoint((5 5), (1 2), (4 3))'), False)
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Marker, QSizeF(1, 1))), [[[[1.0, 0.0], [0.0, 1.0], [0.75, 0.667]]]])
self.assertEqual(self.polys_to_list(shape.toQPolygonF(QgsSymbol.Marker, QSizeF(10, 2))), [[[[10.0, 0.0], [0.0, 2.0], [7.5, 1.333]]]])
def testWidget(self):
widget = QgsLegendPatchShapeButton(dialogTitle='title')
self.assertTrue(widget.shape().isNull())
self.assertEqual(widget.dialogTitle(), 'title')
widget.setDialogTitle('title2')
self.assertEqual(widget.dialogTitle(), 'title2')
widget.setSymbolType(QgsSymbol.Fill)
self.assertEqual(widget.symbolType(), QgsSymbol.Fill)
self.assertTrue(widget.shape().isNull())
shape = QgsLegendPatchShape(
QgsSymbol.Fill,
QgsGeometry.fromWkt('Polygon((5 5, 1 2, 3 4, 5 5))'), False)
widget.setShape(shape)
self.assertEqual(widget.shape().geometry().asWkt(),
'Polygon ((5 5, 1 2, 3 4, 5 5))')
self.assertFalse(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Fill)
# try to set incompatible shape
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'), True)
widget.setShape(shape)
# should be back to default
self.assertTrue(widget.shape().isNull())
# change type
widget.setSymbolType(QgsSymbol.Line)
self.assertEqual(widget.symbolType(), QgsSymbol.Line)
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'), True)
widget.setShape(shape)
self.assertEqual(widget.shape().geometry().asWkt(),
'LineString (0 0, 1 1)')
widget.setToDefault()
self.assertTrue(widget.shape().isNull())
def testSignals(self):
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'),
False)
widget = QgsLegendPatchShapeWidget(None, shape)
spy = QSignalSpy(widget.changed)
widget.setShape(shape)
self.assertEqual(len(spy), 0)
self.assertFalse(widget.shape().preserveAspectRatio())
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'), True)
widget.setShape(shape)
self.assertEqual(len(spy), 1)
self.assertTrue(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().geometry().asWkt(),
'LineString (0 0, 1 1)')
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Line)
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 2)'), True)
widget.setShape(shape)
self.assertEqual(len(spy), 2)
self.assertTrue(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().geometry().asWkt(),
'LineString (0 0, 1 2)')
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Line)
shape = QgsLegendPatchShape(
QgsSymbol.Marker, QgsGeometry.fromWkt('MultiPoint((5 5), (1 2))'),
True)
widget.setShape(shape)
self.assertEqual(len(spy), 3)
self.assertTrue(widget.shape().preserveAspectRatio())
self.assertEqual(widget.shape().geometry().asWkt(),
'MultiPoint ((5 5),(1 2))')
self.assertEqual(widget.shape().symbolType(), QgsSymbol.Marker)
def testBasic(self):
shape = QgsLegendPatchShape(QgsSymbol.Line, QgsGeometry.fromWkt('LineString( 0 0, 1 1)'), False)
self.assertFalse(shape.isNull())
self.assertEqual(shape.symbolType(), QgsSymbol.Line)
self.assertEqual(shape.geometry().asWkt(), 'LineString (0 0, 1 1)')
self.assertFalse(shape.preserveAspectRatio())
shape.setSymbolType(QgsSymbol.Marker)
self.assertEqual(shape.symbolType(), QgsSymbol.Marker)
shape.setGeometry(QgsGeometry.fromWkt('Multipoint( 1 1, 2 2)'))
self.assertEqual(shape.geometry().asWkt(), 'MultiPoint ((1 1),(2 2))')
shape.setPreserveAspectRatio(True)
self.assertTrue(shape.preserveAspectRatio())
def testScaledGeometry(self):
"""
Test scaling geometry
"""
shape = QgsLegendPatchShape(
QgsSymbol.Line, QgsGeometry.fromWkt('LineString(5 5, 1 2)'))
self.assertEqual(
shape.scaledGeometry(QSizeF(20, 30)).asWkt(1),
'LineString (20 7.5, 0 22.5)')
self.assertEqual(
shape.scaledGeometry(QSizeF(200, 300)).asWkt(1),
'LineString (200 75, 0 225)')
shape.setScaleToOutputSize(False)
self.assertEqual(
shape.scaledGeometry(QSizeF(20, 30)).asWkt(1),
'LineString (5 5, 1 2)')
self.assertEqual(
shape.scaledGeometry(QSizeF(200, 300)).asWkt(1),
'LineString (5 5, 1 2)')