本文整理汇总了Python中qgis.core.QgsLayoutItemMap.setExtent方法的典型用法代码示例。如果您正苦于以下问题:Python QgsLayoutItemMap.setExtent方法的具体用法?Python QgsLayoutItemMap.setExtent怎么用?Python QgsLayoutItemMap.setExtent使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.core.QgsLayoutItemMap
的用法示例。
在下文中一共展示了QgsLayoutItemMap.setExtent方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: testLegendScopeVariables
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testLegendScopeVariables(self):
layout = QgsLayout(QgsProject.instance())
layout.initializeDefaults()
legend = QgsLayoutItemLegend(layout)
legend.setTitle("Legend")
layout.addLayoutItem(legend)
legend.setColumnCount(2)
legend.setWrapString('d')
legend.setLegendFilterOutAtlas(True)
expc = legend.createExpressionContext()
exp1 = QgsExpression("@legend_title")
self.assertEqual(exp1.evaluate(expc), "Legend")
exp2 = QgsExpression("@legend_column_count")
self.assertEqual(exp2.evaluate(expc), 2)
exp3 = QgsExpression("@legend_wrap_string")
self.assertEqual(exp3.evaluate(expc), 'd')
exp4 = QgsExpression("@legend_split_layers")
self.assertEqual(exp4.evaluate(expc), False)
exp5 = QgsExpression("@legend_filter_out_atlas")
self.assertEqual(exp5.evaluate(expc), True)
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 80, 80))
map.setFrameEnabled(True)
map.setExtent(QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125))
layout.addLayoutItem(map)
map.setScale(15000)
legend.setLinkedMap(map)
expc2 = legend.createExpressionContext()
exp6 = QgsExpression("@map_scale")
self.assertAlmostEqual(exp6.evaluate(expc2), 15000, 2)
示例2: testCrossGrid
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testCrossGrid(self):
layout = QgsLayout(QgsProject.instance())
layout.initializeDefaults()
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 200, 100))
map.setFrameEnabled(True)
map.setBackgroundColor(QColor(150, 100, 100))
layout.addLayoutItem(map)
myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125)
map.setExtent(myRectangle)
map.grid().setEnabled(True)
map.grid().setStyle(QgsLayoutItemMapGrid.Cross)
map.grid().setCrossLength(2.0)
map.grid().setIntervalX(2000)
map.grid().setIntervalY(2000)
map.grid().setAnnotationEnabled(False)
map.grid().setGridLineColor(QColor(0, 255, 0))
map.grid().setGridLineWidth(0.5)
map.grid().setBlendMode(QPainter.CompositionMode_SourceOver)
map.updateBoundingRect()
checker = QgsLayoutChecker('composermap_crossgrid', layout)
checker.setControlPathPrefix("composer_mapgrid")
myTestResult, myMessage = checker.testLayout()
map.grid().setStyle(QgsLayoutItemMapGrid.Solid)
map.grid().setEnabled(False)
map.grid().setAnnotationEnabled(False)
assert myTestResult, myMessage
示例3: testZebraStyle
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testZebraStyle(self):
layout = QgsLayout(QgsProject.instance())
layout.initializeDefaults()
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 200, 100))
map.setFrameEnabled(True)
map.setBackgroundColor(QColor(150, 100, 100))
layout.addLayoutItem(map)
map.grid().setFrameStyle(QgsLayoutItemMapGrid.Zebra)
myRectangle = QgsRectangle(785462.375, 3341423.125,
789262.375, 3343323.125)
map.setExtent(myRectangle)
map.grid().setIntervalX(2000)
map.grid().setIntervalY(2000)
map.grid().setGridLineColor(QColor(0, 0, 0))
map.grid().setAnnotationFontColor(QColor(0, 0, 0))
map.grid().setBlendMode(QPainter.CompositionMode_SourceOver)
map.grid().setFrameStyle(QgsLayoutItemMapGrid.Zebra)
map.grid().setFrameWidth(10)
map.grid().setFramePenSize(1)
map.grid().setGridLineWidth(0.5)
map.grid().setFramePenColor(QColor(255, 100, 0, 200))
map.grid().setFrameFillColor1(QColor(50, 90, 50, 100))
map.grid().setFrameFillColor2(QColor(200, 220, 100, 60))
map.grid().setEnabled(True)
map.updateBoundingRect()
checker = QgsLayoutChecker('composermap_zebrastyle', layout)
checker.setControlPathPrefix("composer_mapgrid")
myTestResult, myMessage = checker.testLayout(0, 100)
assert myTestResult, myMessage
示例4: testInteriorTicks
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testInteriorTicks(self):
layout = QgsLayout(QgsProject.instance())
layout.initializeDefaults()
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 200, 100))
map.setFrameEnabled(True)
map.setBackgroundColor(QColor(150, 100, 100))
layout.addLayoutItem(map)
map.grid().setFrameStyle(QgsLayoutItemMapGrid.Zebra)
myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125)
map.setExtent(myRectangle)
map.grid().setIntervalX(2000)
map.grid().setIntervalY(2000)
map.grid().setAnnotationFontColor(QColor(0, 0, 0))
map.grid().setBlendMode(QPainter.CompositionMode_SourceOver)
map.grid().setFrameStyle(QgsLayoutItemMapGrid.InteriorTicks)
map.grid().setFrameWidth(10)
map.grid().setFramePenSize(1)
map.grid().setFramePenColor(QColor(0, 0, 0))
map.grid().setEnabled(True)
map.grid().setStyle(QgsLayoutItemMapGrid.FrameAnnotationsOnly)
map.updateBoundingRect()
checker = QgsLayoutChecker('composermap_interiorticks', layout)
checker.setControlPathPrefix("composer_mapgrid")
myTestResult, myMessage = checker.testLayout(0, 100)
assert myTestResult, myMessage
示例5: testTrueNorth
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testTrueNorth(self):
"""Test syncing picture to true north"""
layout = QgsLayout(QgsProject.instance())
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(0, 0, 10, 10))
map.setCrs(QgsCoordinateReferenceSystem.fromEpsgId(3575))
map.setExtent(QgsRectangle(-2126029.962, -2200807.749, -119078.102, -757031.156))
layout.addLayoutItem(map)
picture = QgsLayoutItemPicture(layout)
layout.addLayoutItem(picture)
picture.setLinkedMap(map)
self.assertEqual(picture.linkedMap(), map)
picture.setNorthMode(QgsLayoutItemPicture.TrueNorth)
self.assertAlmostEqual(picture.pictureRotation(), 37.20, 1)
# shift map
map.setExtent(QgsRectangle(2120672.293, -3056394.691, 2481640.226, -2796718.780))
self.assertAlmostEqual(picture.pictureRotation(), -38.18, 1)
# rotate map
map.setMapRotation(45)
self.assertAlmostEqual(picture.pictureRotation(), -38.18 + 45, 1)
# add an offset
picture.setNorthOffset(-10)
self.assertAlmostEqual(picture.pictureRotation(), -38.18 + 35, 1)
示例6: testInitialSizeSymbolMapUnits
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testInitialSizeSymbolMapUnits(self):
"""Test initial size of legend with a symbol size in map units"""
point_path = os.path.join(TEST_DATA_DIR, 'points.shp')
point_layer = QgsVectorLayer(point_path, 'points', 'ogr')
QgsProject.instance().addMapLayers([point_layer])
marker_symbol = QgsMarkerSymbol.createSimple({'color': '#ff0000', 'outline_style': 'no', 'size': '5', 'size_unit': 'MapUnit'})
point_layer.setRenderer(QgsSingleSymbolRenderer(marker_symbol))
s = QgsMapSettings()
s.setLayers([point_layer])
layout = QgsLayout(QgsProject.instance())
layout.initializeDefaults()
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 80, 80))
map.setFrameEnabled(True)
map.setLayers([point_layer])
layout.addLayoutItem(map)
map.setExtent(point_layer.extent())
legend = QgsLayoutItemLegend(layout)
legend.setTitle("Legend")
legend.attemptSetSceneRect(QRectF(120, 20, 80, 80))
legend.setFrameEnabled(True)
legend.setFrameStrokeWidth(QgsLayoutMeasurement(2))
legend.setBackgroundColor(QColor(200, 200, 200))
legend.setTitle('')
layout.addLayoutItem(legend)
legend.setLinkedMap(map)
checker = QgsLayoutChecker(
'composer_legend_mapunits', layout)
checker.setControlPathPrefix("composer_legend")
result, message = checker.testLayout()
self.assertTrue(result, message)
# resize with non-top-left reference point
legend.setResizeToContents(False)
legend.setReferencePoint(QgsLayoutItem.LowerRight)
legend.attemptMove(QgsLayoutPoint(120, 90))
legend.attemptResize(QgsLayoutSize(50, 60))
self.assertEqual(legend.positionWithUnits().x(), 120.0)
self.assertEqual(legend.positionWithUnits().y(), 90.0)
self.assertAlmostEqual(legend.pos().x(), 70, -1)
self.assertAlmostEqual(legend.pos().y(), 30, -1)
legend.setResizeToContents(True)
legend.updateLegend()
self.assertEqual(legend.positionWithUnits().x(), 120.0)
self.assertEqual(legend.positionWithUnits().y(), 90.0)
self.assertAlmostEqual(legend.pos().x(), 91, -1)
self.assertAlmostEqual(legend.pos().y(), 71, -1)
QgsProject.instance().removeMapLayers([point_layer.id()])
示例7: testExpressionInText
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testExpressionInText(self):
"""Test expressions embedded in legend node text"""
point_path = os.path.join(TEST_DATA_DIR, 'points.shp')
point_layer = QgsVectorLayer(point_path, 'points', 'ogr')
layout = QgsPrintLayout(QgsProject.instance())
layout.setName('LAYOUT')
layout.initializeDefaults()
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 80, 80))
map.setFrameEnabled(True)
map.setLayers([point_layer])
layout.addLayoutItem(map)
map.setExtent(point_layer.extent())
legend = QgsLayoutItemLegend(layout)
legend.setTitle("Legend")
legend.attemptSetSceneRect(QRectF(120, 20, 100, 100))
legend.setFrameEnabled(True)
legend.setFrameStrokeWidth(QgsLayoutMeasurement(2))
legend.setBackgroundColor(QColor(200, 200, 200))
legend.setTitle('')
legend.setLegendFilterByMapEnabled(False)
legend.setStyleFont(QgsLegendStyle.Title, QgsFontUtils.getStandardTestFont('Bold', 16))
legend.setStyleFont(QgsLegendStyle.Group, QgsFontUtils.getStandardTestFont('Bold', 16))
legend.setStyleFont(QgsLegendStyle.Subgroup, QgsFontUtils.getStandardTestFont('Bold', 16))
legend.setStyleFont(QgsLegendStyle.Symbol, QgsFontUtils.getStandardTestFont('Bold', 16))
legend.setStyleFont(QgsLegendStyle.SymbolLabel, QgsFontUtils.getStandardTestFont('Bold', 16))
legend.setAutoUpdateModel(False)
QgsProject.instance().addMapLayers([point_layer])
s = QgsMapSettings()
s.setLayers([point_layer])
group = legend.model().rootGroup().addGroup("Group [% 1 + 5 %] [% @layout_name %]")
layer_tree_layer = group.addLayer(point_layer)
layer_tree_layer.setCustomProperty("legend/title-label", 'bbbb [% 1+2 %] xx [% @layout_name %] [% @layer_name %]')
QgsMapLayerLegendUtils.setLegendNodeUserLabel(layer_tree_layer, 0, 'xxxx')
legend.model().refreshLayerLegend(layer_tree_layer)
legend.model().layerLegendNodes(layer_tree_layer)[0].setUserLabel('bbbb [% 1+2 %] xx [% @layout_name %] [% @layer_name %]')
layout.addLayoutItem(legend)
legend.setLinkedMap(map)
map.setExtent(QgsRectangle(-102.51, 41.16, -102.36, 41.30))
checker = QgsLayoutChecker(
'composer_legend_expressions', layout)
checker.setControlPathPrefix("composer_legend")
result, message = checker.testLayout()
self.assertTrue(result, message)
QgsProject.instance().removeMapLayers([point_layer.id()])
示例8: testAsMapLayer
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testAsMapLayer(self):
l = QgsLayout(QgsProject.instance())
l.initializeDefaults()
map = QgsLayoutItemMap(l)
map.attemptSetSceneRect(QRectF(20, 20, 200, 100))
l.addLayoutItem(map)
overviewMap = QgsLayoutItemMap(l)
overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70))
l.addLayoutItem(overviewMap)
# zoom in
myRectangle = QgsRectangle(96, -152, 160, -120)
map.setExtent(myRectangle)
myRectangle2 = QgsRectangle(0, -256, 256, 0)
overviewMap.setExtent(myRectangle2)
overviewMap.overview().setLinkedMap(map)
layer = overviewMap.overview().asMapLayer()
self.assertIsNotNone(layer)
self.assertTrue(layer.isValid())
self.assertEqual([f.geometry().asWkt() for f in layer.getFeatures()], ['Polygon ((96 -120, 160 -120, 160 -152, 96 -152, 96 -120))'])
# check that layer has correct renderer
fill_symbol = QgsFillSymbol.createSimple({'color': '#00ff00', 'outline_color': '#ff0000', 'outline_width': '10'})
overviewMap.overview().setFrameSymbol(fill_symbol)
layer = overviewMap.overview().asMapLayer()
self.assertIsInstance(layer.renderer(), QgsSingleSymbolRenderer)
self.assertEqual(layer.renderer().symbol().symbolLayer(0).properties()['color'], '0,255,0,255')
self.assertEqual(layer.renderer().symbol().symbolLayer(0).properties()['outline_color'], '255,0,0,255')
# test layer blend mode
self.assertEqual(layer.blendMode(), QPainter.CompositionMode_SourceOver)
overviewMap.overview().setBlendMode(QPainter.CompositionMode_Clear)
layer = overviewMap.overview().asMapLayer()
self.assertEqual(layer.blendMode(), QPainter.CompositionMode_Clear)
# should have no effect
overviewMap.setMapRotation(45)
layer = overviewMap.overview().asMapLayer()
self.assertEqual([f.geometry().asWkt() for f in layer.getFeatures()], ['Polygon ((96 -120, 160 -120, 160 -152, 96 -152, 96 -120))'])
map.setMapRotation(15)
layer = overviewMap.overview().asMapLayer()
self.assertEqual([f.geometry().asWkt(0) for f in layer.getFeatures()], ['Polygon ((93 -129, 155 -112, 163 -143, 101 -160, 93 -129))'])
# with reprojection
map.setCrs(QgsCoordinateReferenceSystem('EPSG:3875'))
layer = overviewMap.overview().asMapLayer()
self.assertEqual([f.geometry().asWkt(0) for f in layer.getFeatures()], ['Polygon ((93 -129, 96 -128, 99 -127, 102 -126, 105 -126, 108 -125, 111 -124, 114 -123, 116 -123, 119 -122, 122 -121, 125 -120, 128 -119, 131 -119, 134 -118, 137 -117, 140 -116, 143 -115, 146 -115, 149 -114, 152 -113, 155 -112, 155 -114, 156 -115, 156 -117, 156 -118, 157 -120, 157 -121, 158 -123, 158 -124, 158 -126, 159 -127, 159 -128, 160 -130, 160 -131, 160 -133, 161 -134, 161 -136, 161 -137, 162 -139, 162 -140, 163 -142, 163 -143, 160 -144, 157 -145, 154 -146, 151 -146, 148 -147, 145 -148, 142 -149, 140 -149, 137 -150, 134 -151, 131 -152, 128 -153, 125 -153, 122 -154, 119 -155, 116 -156, 113 -157, 110 -157, 107 -158, 104 -159, 101 -160, 101 -158, 100 -157, 100 -155, 100 -154, 99 -152, 99 -151, 98 -149, 98 -148, 98 -146, 97 -145, 97 -144, 96 -142, 96 -141, 96 -139, 95 -138, 95 -136, 95 -135, 94 -133, 94 -132, 93 -130, 93 -129))'])
map.setCrs(overviewMap.crs())
# with invert
overviewMap.overview().setInverted(True)
layer = overviewMap.overview().asMapLayer()
self.assertEqual([f.geometry().asWkt(0) for f in layer.getFeatures()], ['Polygon ((-53 -128, 128 53, 309 -128, 128 -309, -53 -128),(93 -129, 101 -160, 163 -143, 155 -112, 93 -129))'])
示例9: testZebraStyleSides
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testZebraStyleSides(self):
layout = QgsLayout(QgsProject.instance())
layout.initializeDefaults()
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 200, 100))
map.setFrameEnabled(True)
map.setBackgroundColor(QColor(150, 100, 100))
layout.addLayoutItem(map)
map.grid().setFrameStyle(QgsLayoutItemMapGrid.Zebra)
myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125)
map.setExtent(myRectangle)
map.grid().setIntervalX(2000)
map.grid().setIntervalY(2000)
map.grid().setGridLineColor(QColor(0, 0, 0))
map.grid().setAnnotationFontColor(QColor(0, 0, 0))
map.grid().setBlendMode(QPainter.CompositionMode_SourceOver)
map.grid().setFrameStyle(QgsLayoutItemMapGrid.Zebra)
map.grid().setFrameWidth(10)
map.grid().setFramePenSize(1)
map.grid().setGridLineWidth(0.5)
map.grid().setFramePenColor(QColor(0, 0, 0))
map.grid().setFrameFillColor1(QColor(0, 0, 0))
map.grid().setFrameFillColor2(QColor(255, 255, 255))
map.grid().setEnabled(True)
map.grid().setFrameSideFlag(QgsLayoutItemMapGrid.FrameLeft, True)
map.grid().setFrameSideFlag(QgsLayoutItemMapGrid.FrameRight, False)
map.grid().setFrameSideFlag(QgsLayoutItemMapGrid.FrameTop, False)
map.grid().setFrameSideFlag(QgsLayoutItemMapGrid.FrameBottom, False)
map.updateBoundingRect()
checker = QgsLayoutChecker('composermap_zebrastyle_left', layout)
checker.setControlPathPrefix("composer_mapgrid")
myTestResult, myMessage = checker.testLayout(0, 100)
assert myTestResult, myMessage
map.grid().setFrameSideFlag(QgsLayoutItemMapGrid.FrameTop, True)
map.updateBoundingRect()
checker = QgsLayoutChecker('composermap_zebrastyle_lefttop', layout)
checker.setControlPathPrefix("composer_mapgrid")
myTestResult, myMessage = checker.testLayout(0, 100)
assert myTestResult, myMessage
map.grid().setFrameSideFlag(QgsLayoutItemMapGrid.FrameRight, True)
map.updateBoundingRect()
checker = QgsLayoutChecker('composermap_zebrastyle_lefttopright', layout)
checker.setControlPathPrefix("composer_mapgrid")
myTestResult, myMessage = checker.testLayout(0, 100)
assert myTestResult, myMessage
map.grid().setFrameSideFlag(QgsLayoutItemMapGrid.FrameBottom, True)
map.grid().setFrameStyle(QgsLayoutItemMapGrid.NoFrame)
示例10: testMapCrs
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testMapCrs(self):
# create layout with layout map
map_settings = QgsMapSettings()
map_settings.setLayers([self.vector_layer])
layout = QgsLayout(QgsProject.instance())
layout.initializeDefaults()
# check that new maps inherit project CRS
QgsProject.instance().setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
map = QgsLayoutItemMap(layout)
map.attemptSetSceneRect(QRectF(20, 20, 200, 100))
map.setFrameEnabled(True)
rectangle = QgsRectangle(-13838977, 2369660, -8672298, 6250909)
map.setExtent(rectangle)
map.setLayers([self.vector_layer])
layout.addLayoutItem(map)
self.assertEqual(map.crs().authid(), 'EPSG:4326')
self.assertFalse(map.presetCrs().isValid())
# overwrite CRS
map.setCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
self.assertEqual(map.crs().authid(), 'EPSG:3857')
self.assertEqual(map.presetCrs().authid(), 'EPSG:3857')
checker = QgsLayoutChecker('composermap_crs3857', layout)
checker.setControlPathPrefix("composer_map")
result, message = checker.testLayout()
self.report += checker.report()
self.assertTrue(result, message)
# overwrite CRS
map.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
self.assertEqual(map.presetCrs().authid(), 'EPSG:4326')
self.assertEqual(map.crs().authid(), 'EPSG:4326')
rectangle = QgsRectangle(-124, 17, -78, 52)
map.zoomToExtent(rectangle)
checker = QgsLayoutChecker('composermap_crs4326', layout)
checker.setControlPathPrefix("composer_map")
result, message = checker.testLayout()
self.report += checker.report()
self.assertTrue(result, message)
# change back to project CRS
map.setCrs(QgsCoordinateReferenceSystem())
self.assertEqual(map.crs().authid(), 'EPSG:4326')
self.assertFalse(map.presetCrs().isValid())
示例11: rotation_test
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def rotation_test(self):
# We will create a polygon layer with a rotated rectangle.
# Then we will make it the object layer for the atlas,
# rotate the map and test that the bounding rectangle
# is smaller than the bounds without rotation.
polygonLayer = QgsVectorLayer('Polygon', 'test_polygon', 'memory')
poly = QgsFeature(polygonLayer.fields())
points = [(10, 15), (15, 10), (45, 40), (40, 45)]
poly.setGeometry(QgsGeometry.fromPolygonXY([[QgsPointXY(x[0], x[1]) for x in points]]))
polygonLayer.dataProvider().addFeatures([poly])
QgsProject.instance().addMapLayer(polygonLayer)
# Recreating the layout locally
composition = QgsPrintLayout(QgsProject.instance())
composition.initializeDefaults()
# the atlas map
atlasMap = QgsLayoutItemMap(composition)
atlasMap.attemptSetSceneRect(QRectF(20, 20, 130, 130))
atlasMap.setFrameEnabled(True)
atlasMap.setLayers([polygonLayer])
atlasMap.setExtent(QgsRectangle(0, 0, 100, 50))
composition.addLayoutItem(atlasMap)
# the atlas
atlas = composition.atlas()
atlas.setCoverageLayer(polygonLayer)
atlas.setEnabled(True)
atlasMap.setAtlasDriven(True)
atlasMap.setAtlasScalingMode(QgsLayoutItemMap.Auto)
atlasMap.setAtlasMargin(0.0)
# Testing
atlasMap.setMapRotation(0.0)
atlas.beginRender()
atlas.first()
nonRotatedExtent = QgsRectangle(atlasMap.extent())
atlasMap.setMapRotation(45.0)
atlas.first()
rotatedExtent = QgsRectangle(atlasMap.extent())
self.assertLess(rotatedExtent.width(), nonRotatedExtent.width() * 0.9)
self.assertLess(rotatedExtent.height(), nonRotatedExtent.height() * 0.9)
QgsProject.instance().removeMapLayer(polygonLayer)
示例12: testOverviewMapBlend
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testOverviewMapBlend(self):
overviewMap = QgsLayoutItemMap(self.layout)
overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70))
overviewMap.setFrameEnabled(True)
overviewMap.setLayers([self.raster_layer])
self.layout.addLayoutItem(overviewMap)
# zoom in
myRectangle = QgsRectangle(96, -152, 160, -120)
self.map.setExtent(myRectangle)
myRectangle2 = QgsRectangle(0, -256, 256, 0)
overviewMap.setExtent(myRectangle2)
overviewMap.overview().setFrameMap(self.map)
overviewMap.overview().setBlendMode(QPainter.CompositionMode_Multiply)
checker = QgsLayoutChecker('composermap_overview_blending', self.layout)
checker.setControlPathPrefix("composer_mapoverview")
myTestResult, myMessage = checker.testLayout()
self.layout.removeLayoutItem(overviewMap)
assert myTestResult, myMessage
示例13: test_datadefined_margin
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def test_datadefined_margin(self):
polygonLayer = QgsVectorLayer('Polygon?field=margin:int', 'test_polygon', 'memory')
poly = QgsFeature(polygonLayer.fields())
poly.setAttributes([0])
poly.setGeometry(QgsGeometry.fromWkt('Polygon((30 30, 40 30, 40 40, 30 40, 30 30))'))
polygonLayer.dataProvider().addFeatures([poly])
poly = QgsFeature(polygonLayer.fields())
poly.setAttributes([10])
poly.setGeometry(QgsGeometry.fromWkt('Polygon((10 10, 20 10, 20 20, 10 20, 10 10))'))
polygonLayer.dataProvider().addFeatures([poly])
poly = QgsFeature(polygonLayer.fields())
poly.setAttributes([20])
poly.setGeometry(QgsGeometry.fromWkt('Polygon((50 50, 60 50, 60 60, 50 60, 50 50))'))
polygonLayer.dataProvider().addFeatures([poly])
QgsProject.instance().addMapLayer(polygonLayer)
layout = QgsPrintLayout(QgsProject.instance())
map = QgsLayoutItemMap(layout)
map.setCrs(polygonLayer.crs())
map.attemptSetSceneRect(QRectF(20, 20, 130, 130))
map.setFrameEnabled(True)
map.setLayers([polygonLayer])
map.setExtent(QgsRectangle(0, 0, 100, 50))
layout.addLayoutItem(map)
atlas = layout.atlas()
atlas.setCoverageLayer(polygonLayer)
atlas.setEnabled(True)
map.setAtlasDriven(True)
map.setAtlasScalingMode(QgsLayoutItemMap.Auto)
map.setAtlasMargin(77.0)
map.dataDefinedProperties().setProperty(QgsLayoutObject.MapAtlasMargin, QgsProperty.fromExpression('margin/2'))
atlas.beginRender()
atlas.first()
self.assertEqual(map.extent(), QgsRectangle(25, 30, 45, 40))
self.assertTrue(atlas.next())
self.assertEqual(map.extent(), QgsRectangle(4.5, 9.75, 25.5, 20.25))
self.assertTrue(atlas.next())
self.assertEqual(map.extent(), QgsRectangle(44, 49.5, 66, 60.5))
QgsProject.instance().removeMapLayer(polygonLayer)
示例14: testOverviewMap
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testOverviewMap(self):
overviewMap = QgsLayoutItemMap(self.layout)
overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70))
overviewMap.setFrameEnabled(True)
overviewMap.setLayers([self.raster_layer])
self.layout.addLayoutItem(overviewMap)
# zoom in
myRectangle = QgsRectangle(96, -152, 160, -120)
self.map.setExtent(myRectangle)
myRectangle2 = QgsRectangle(0, -256, 256, 0)
overviewMap.setExtent(myRectangle2)
overviewMap.overview().setLinkedMap(self.map)
checker = QgsLayoutChecker('composermap_overview', self.layout)
checker.setColorTolerance(6)
checker.setControlPathPrefix("composer_mapoverview")
myTestResult, myMessage = checker.testLayout()
self.report += checker.report()
self.layout.removeLayoutItem(overviewMap)
assert myTestResult, myMessage
示例15: testOverviewMapCenter
# 需要导入模块: from qgis.core import QgsLayoutItemMap [as 别名]
# 或者: from qgis.core.QgsLayoutItemMap import setExtent [as 别名]
def testOverviewMapCenter(self):
overviewMap = QgsLayoutItemMap(self.layout)
overviewMap.attemptSetSceneRect(QRectF(20, 130, 70, 70))
overviewMap.setFrameEnabled(True)
overviewMap.setLayers([self.raster_layer])
self.layout.addLayoutItem(overviewMap)
# zoom in
myRectangle = QgsRectangle(192, -288, 320, -224)
self.map.setExtent(myRectangle)
myRectangle2 = QgsRectangle(0, -256, 256, 0)
overviewMap.setExtent(myRectangle2)
overviewMap.overview().setFrameMap(self.map)
overviewMap.overview().setInverted(False)
overviewMap.overview().setCentered(True)
checker = QgsLayoutChecker('composermap_overview_center', self.layout)
checker.setControlPathPrefix("composer_mapoverview")
myTestResult, myMessage = checker.testLayout()
self.layout.removeLayoutItem(overviewMap)
assert myTestResult, myMessage