def testReadWriteXml(self): p = QgsProject() l = QgsLayout(p) l.setName('my layout') l.setUnits(QgsUnitTypes.LayoutInches) collection = l.pageCollection() # add a page page = QgsLayoutItemPage(l) page.setPageSize('A6') collection.addPage(page) grid = l.gridSettings() grid.setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutPoints)) g1 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(5, QgsUnitTypes.LayoutCentimeters), l.pageCollection().page(0)) l.guides().addGuide(g1) snapper = l.snapper() snapper.setSnapTolerance(7) # add some items item1 = QgsLayoutItemMap(l) item1.setId('xxyyxx') l.addItem(item1) item2 = QgsLayoutItemMap(l) item2.setId('zzyyzz') l.addItem(item2) l.setReferenceMap(item2) doc = QDomDocument("testdoc") elem = l.writeXml(doc, QgsReadWriteContext()) l2 = QgsLayout(p) self.assertTrue(l2.readXml(elem, doc, QgsReadWriteContext())) self.assertEqual(l2.name(), 'my layout') self.assertEqual(l2.units(), QgsUnitTypes.LayoutInches) collection2 = l2.pageCollection() self.assertEqual(collection2.pageCount(), 1) self.assertAlmostEqual(collection2.page(0).pageSize().width(), 105, 4) self.assertEqual(collection2.page(0).pageSize().height(), 148) self.assertEqual(l2.gridSettings().resolution().length(), 5.0) self.assertEqual(l2.gridSettings().resolution().units(), QgsUnitTypes.LayoutPoints) self.assertEqual(l2.guides().guidesOnPage(0)[0].orientation(), Qt.Horizontal) self.assertEqual(l2.guides().guidesOnPage(0)[0].position().length(), 5.0) self.assertEqual(l2.guides().guidesOnPage(0)[0].position().units(), QgsUnitTypes.LayoutCentimeters) self.assertEqual(l2.snapper().snapTolerance(), 7) # check restored items new_item1 = l2.itemByUuid(item1.uuid()) self.assertTrue(new_item1) self.assertEqual(new_item1.id(), 'xxyyxx') new_item2 = l2.itemByUuid(item2.uuid()) self.assertTrue(new_item2) self.assertEqual(new_item2.id(), 'zzyyzz') self.assertEqual(l2.referenceMap().id(), 'zzyyzz')
def testReadWriteXml(self): p = QgsProject() l = QgsLayout(p) l.setName('my layout') l.setUnits(QgsUnitTypes.LayoutInches) collection = l.pageCollection() # add a page page = QgsLayoutItemPage(l) page.setPageSize('A6') collection.addPage(page) grid = l.gridSettings() grid.setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutPoints)) g1 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(5, QgsUnitTypes.LayoutCentimeters), l.pageCollection().page(0)) l.guides().addGuide(g1) snapper = l.snapper() snapper.setSnapTolerance(7) # add some items item1 = QgsLayoutItemMap(l) item1.setId('xxyyxx') l.addItem(item1) item2 = QgsLayoutItemMap(l) item2.setId('zzyyzz') l.addItem(item2) doc = QDomDocument("testdoc") elem = l.writeXml(doc, QgsReadWriteContext()) l2 = QgsLayout(p) self.assertTrue(l2.readXml(elem, doc, QgsReadWriteContext())) self.assertEqual(l2.name(), 'my layout') self.assertEqual(l2.units(), QgsUnitTypes.LayoutInches) collection2 = l2.pageCollection() self.assertEqual(collection2.pageCount(), 1) self.assertAlmostEqual(collection2.page(0).pageSize().width(), 105, 4) self.assertEqual(collection2.page(0).pageSize().height(), 148) self.assertEqual(l2.gridSettings().resolution().length(), 5.0) self.assertEqual(l2.gridSettings().resolution().units(), QgsUnitTypes.LayoutPoints) self.assertEqual(l2.guides().guidesOnPage(0)[0].orientation(), Qt.Horizontal) self.assertEqual(l2.guides().guidesOnPage(0)[0].position().length(), 5.0) self.assertEqual(l2.guides().guidesOnPage(0)[0].position().units(), QgsUnitTypes.LayoutCentimeters) self.assertEqual(l2.snapper().snapTolerance(), 7) # check restored items new_item1 = l2.itemByUuid(item1.uuid()) self.assertTrue(new_item1) self.assertEqual(new_item1.id(), 'xxyyxx') new_item2 = l2.itemByUuid(item2.uuid()) self.assertTrue(new_item2) self.assertEqual(new_item2.id(), 'zzyyzz')
def testAddItemsFromXml(self): p = QgsProject() l = QgsLayout(p) # add some items item1 = QgsLayoutItemLabel(l) item1.setId('xxyyxx') item1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) item1.attemptResize( QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) l.addItem(item1) item2 = QgsLayoutItemLabel(l) item2.setId('zzyyzz') item2.attemptMove( QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) item2.attemptResize( QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) l.addItem(item2) doc = QDomDocument("testdoc") # store in xml elem = l.writeXml(doc, QgsReadWriteContext()) l2 = QgsLayout(p) new_items = l2.addItemsFromXml(elem, doc, QgsReadWriteContext()) self.assertEqual(len(new_items), 2) items = l2.items() self.assertTrue([i for i in items if i.id() == 'xxyyxx']) self.assertTrue([i for i in items if i.id() == 'zzyyzz']) self.assertTrue(new_items[0] in l2.items()) self.assertTrue(new_items[1] in l2.items()) new_item1 = [i for i in items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in items if i.id() == 'zzyyzz'][0] self.assertEqual(new_item1.positionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual( new_item2.positionWithUnits(), QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) self.assertEqual( new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) # test with a group group = QgsLayoutItemGroup(l) group.addItem(item1) group.addItem(item2) l.addLayoutItem(group) elem = l.writeXml(doc, QgsReadWriteContext()) l3 = QgsLayout(p) new_items = l3.addItemsFromXml(elem, doc, QgsReadWriteContext()) self.assertEqual(len(new_items), 3) items = l3.items() self.assertTrue([i for i in items if i.id() == 'xxyyxx']) self.assertTrue([i for i in items if i.id() == 'zzyyzz']) self.assertTrue(new_items[0] in l3.items()) self.assertTrue(new_items[1] in l3.items()) self.assertTrue(new_items[2] in l3.items()) # f*** you sip, I'll just manually cast new_group = sip.cast(l3.itemByUuid(group.uuid()), QgsLayoutItemGroup) self.assertIsNotNone(new_group) other_items = [i for i in new_items if i.type() != new_group.type()] self.assertCountEqual(new_group.items(), other_items) # test restoring at set position l3 = QgsLayout(p) new_items = l3.addItemsFromXml(elem, doc, QgsReadWriteContext(), QPointF(10, 30)) self.assertEqual(len(new_items), 3) items = l3.items() new_item1 = [i for i in items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in items if i.id() == 'zzyyzz'][0] self.assertEqual( new_item1.positionWithUnits(), QgsLayoutPoint(10, 30, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual( new_item2.positionWithUnits(), QgsLayoutPoint(2.0, 4.0, QgsUnitTypes.LayoutCentimeters)) self.assertEqual( new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) # paste in place l4 = QgsLayout(p) page = QgsLayoutItemPage(l) page.setPageSize('A3') l4.pageCollection().addPage(page) page = QgsLayoutItemPage(l) page.setPageSize('A6') l4.pageCollection().addPage(page) new_items = l4.addItemsFromXml(elem, doc, QgsReadWriteContext(), QPointF(10, 30), True) self.assertEqual(len(new_items), 3) new_item1 = [i for i in new_items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in new_items if i.id() == 'zzyyzz'][0] self.assertEqual(new_item1.pagePositionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.page(), 0) self.assertEqual( new_item2.pagePositionWithUnits(), QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) self.assertEqual( new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) self.assertEqual(new_item2.page(), 0) # paste in place, page 2 new_items = l4.addItemsFromXml(elem, doc, QgsReadWriteContext(), QPointF(10, 550), True) self.assertEqual(len(new_items), 3) new_item1 = [i for i in new_items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in new_items if i.id() == 'zzyyzz'][0] self.assertEqual(new_item1.pagePositionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.page(), 1) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual( new_item2.pagePositionWithUnits(), QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) self.assertEqual(new_item2.page(), 1) self.assertEqual( new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
def testBlockingItems(self): """ Test rendering map item with blocking items """ format = QgsTextFormat() format.setFont(QgsFontUtils.getStandardTestFont("Bold")) format.setSize(20) format.setNamedStyle("Bold") format.setColor(QColor(0, 0, 0)) settings = QgsPalLayerSettings() settings.setFormat(format) settings.fieldName = "'X'" settings.isExpression = True settings.placement = QgsPalLayerSettings.OverPoint vl = QgsVectorLayer("Point?crs=epsg:4326&field=id:integer", "vl", "memory") vl.setRenderer(QgsNullSymbolRenderer()) f = QgsFeature(vl.fields(), 1) for x in range(15): for y in range(15): f.setGeometry(QgsPoint(x, y)) vl.dataProvider().addFeature(f) vl.setLabeling(QgsVectorLayerSimpleLabeling(settings)) vl.setLabelsEnabled(True) p = QgsProject() engine_settings = QgsLabelingEngineSettings() engine_settings.setFlag(QgsLabelingEngineSettings.DrawLabelRectOnly, True) p.setLabelingEngineSettings(engine_settings) p.addMapLayer(vl) layout = QgsLayout(p) layout.initializeDefaults() p.setCrs(QgsCoordinateReferenceSystem('EPSG:4326')) map = QgsLayoutItemMap(layout) map.attemptSetSceneRect(QRectF(10, 10, 180, 180)) map.setFrameEnabled(True) map.zoomToExtent(vl.extent()) map.setLayers([vl]) map.setId('map') layout.addLayoutItem(map) map2 = QgsLayoutItemMap(layout) map2.attemptSetSceneRect(QRectF(0, 5, 50, 80)) map2.setFrameEnabled(True) map2.setBackgroundEnabled(False) map2.setId('map2') layout.addLayoutItem(map2) map3 = QgsLayoutItemMap(layout) map3.attemptSetSceneRect(QRectF(150, 160, 50, 50)) map3.setFrameEnabled(True) map3.setBackgroundEnabled(False) map3.setId('map3') layout.addLayoutItem(map3) map.addLabelBlockingItem(map2) map.addLabelBlockingItem(map3) map.setMapFlags(QgsLayoutItemMap.MapItemFlags()) checker = QgsLayoutChecker('composermap_label_blockers', layout) checker.setControlPathPrefix("composer_map") result, message = checker.testLayout() self.report += checker.report() self.assertTrue(result, message) doc = QDomDocument("testdoc") elem = layout.writeXml(doc, QgsReadWriteContext()) l2 = QgsLayout(p) self.assertTrue(l2.readXml(elem, doc, QgsReadWriteContext())) map_restore = [ i for i in l2.items() if isinstance(i, QgsLayoutItemMap) and i.id() == 'map' ][0] map2_restore = [ i for i in l2.items() if isinstance(i, QgsLayoutItemMap) and i.id() == 'map2' ][0] map3_restore = [ i for i in l2.items() if isinstance(i, QgsLayoutItemMap) and i.id() == 'map3' ][0] self.assertTrue(map_restore.isLabelBlockingItem(map2_restore)) self.assertTrue(map_restore.isLabelBlockingItem(map3_restore))
def testBlockingItems(self): """ Test rendering map item with blocking items """ format = QgsTextFormat() format.setFont(QgsFontUtils.getStandardTestFont("Bold")) format.setSize(20) format.setNamedStyle("Bold") format.setColor(QColor(0, 0, 0)) settings = QgsPalLayerSettings() settings.setFormat(format) settings.fieldName = "'X'" settings.isExpression = True settings.placement = QgsPalLayerSettings.OverPoint vl = QgsVectorLayer("Point?crs=epsg:4326&field=id:integer", "vl", "memory") vl.setRenderer(QgsNullSymbolRenderer()) f = QgsFeature(vl.fields(), 1) for x in range(15): for y in range(15): f.setGeometry(QgsPoint(x, y)) vl.dataProvider().addFeature(f) vl.setLabeling(QgsVectorLayerSimpleLabeling(settings)) vl.setLabelsEnabled(True) p = QgsProject() engine_settings = QgsLabelingEngineSettings() engine_settings.setFlag(QgsLabelingEngineSettings.DrawLabelRectOnly, True) p.setLabelingEngineSettings(engine_settings) p.addMapLayer(vl) layout = QgsLayout(p) layout.initializeDefaults() p.setCrs(QgsCoordinateReferenceSystem('EPSG:4326')) map = QgsLayoutItemMap(layout) map.attemptSetSceneRect(QRectF(10, 10, 180, 180)) map.setFrameEnabled(True) map.zoomToExtent(vl.extent()) map.setLayers([vl]) map.setId('map') layout.addLayoutItem(map) map2 = QgsLayoutItemMap(layout) map2.attemptSetSceneRect(QRectF(0, 5, 50, 80)) map2.setFrameEnabled(True) map2.setBackgroundEnabled(False) map2.setId('map2') layout.addLayoutItem(map2) map3 = QgsLayoutItemMap(layout) map3.attemptSetSceneRect(QRectF(150, 160, 50, 50)) map3.setFrameEnabled(True) map3.setBackgroundEnabled(False) map3.setId('map3') layout.addLayoutItem(map3) map.addLabelBlockingItem(map2) map.addLabelBlockingItem(map3) map.setMapFlags(QgsLayoutItemMap.MapItemFlags()) checker = QgsLayoutChecker('composermap_label_blockers', layout) checker.setControlPathPrefix("composer_map") result, message = checker.testLayout() self.report += checker.report() self.assertTrue(result, message) doc = QDomDocument("testdoc") elem = layout.writeXml(doc, QgsReadWriteContext()) l2 = QgsLayout(p) self.assertTrue(l2.readXml(elem, doc, QgsReadWriteContext())) map_restore = [i for i in l2.items() if isinstance(i, QgsLayoutItemMap) and i.id() == 'map'][0] map2_restore = [i for i in l2.items() if isinstance(i, QgsLayoutItemMap) and i.id() == 'map2'][0] map3_restore = [i for i in l2.items() if isinstance(i, QgsLayoutItemMap) and i.id() == 'map3'][0] self.assertTrue(map_restore.isLabelBlockingItem(map2_restore)) self.assertTrue(map_restore.isLabelBlockingItem(map3_restore))
class TestQgsComposerMap(unittest.TestCase): def __init__(self, methodName): """Run once on class initialization.""" unittest.TestCase.__init__(self, methodName) myPath = os.path.join(TEST_DATA_DIR, 'rgb256x256.png') rasterFileInfo = QFileInfo(myPath) self.raster_layer = QgsRasterLayer(rasterFileInfo.filePath(), rasterFileInfo.completeBaseName()) rasterRenderer = QgsMultiBandColorRenderer( self.raster_layer.dataProvider(), 1, 2, 3) self.raster_layer.setRenderer(rasterRenderer) myPath = os.path.join(TEST_DATA_DIR, 'points.shp') vector_file_info = QFileInfo(myPath) self.vector_layer = QgsVectorLayer(vector_file_info.filePath(), vector_file_info.completeBaseName(), 'ogr') assert self.vector_layer.isValid() # pipe = mRasterLayer.pipe() # assert pipe.set(rasterRenderer), 'Cannot set pipe renderer' QgsProject.instance().addMapLayers( [self.raster_layer, self.vector_layer]) # create composition with composer map self.layout = QgsLayout(QgsProject.instance()) self.layout.initializeDefaults() self.map = QgsLayoutItemMap(self.layout) self.map.attemptSetSceneRect(QRectF(20, 20, 200, 100)) self.map.setFrameEnabled(True) self.map.setLayers([self.raster_layer]) self.layout.addLayoutItem(self.map) 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().setFrameMap(self.map) checker = QgsLayoutChecker('composermap_overview', self.layout) checker.setColorTolerance(6) checker.setControlPathPrefix("composer_mapoverview") myTestResult, myMessage = checker.testLayout() self.layout.removeLayoutItem(overviewMap) assert myTestResult, myMessage 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 def testOverviewMapInvert(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().setInverted(True) checker = QgsLayoutChecker('composermap_overview_invert', self.layout) checker.setControlPathPrefix("composer_mapoverview") myTestResult, myMessage = checker.testLayout() self.layout.removeLayoutItem(overviewMap) assert myTestResult, myMessage 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 def testMapCrs(self): # create composition with composer 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.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.assertTrue(result, message) # change back to project CRS map.setCrs(QgsCoordinateReferenceSystem()) self.assertEqual(map.crs().authid(), 'EPSG:4326') self.assertFalse(map.presetCrs().isValid()) def testuniqueId(self): return doc = QDomDocument() documentElement = doc.createElement('ComposerItemClipboard') self.layout.writeXml(documentElement, doc) self.layout.addItemsFromXml(documentElement, doc) # test if both composer maps have different ids newMap = QgsComposerMap(self.layout, 0, 0, 10, 10) mapList = self.layout.composerMapItems() for mapIt in mapList: if mapIt != self.map: newMap = mapIt break oldId = self.map.id() newId = newMap.id() self.layout.removeComposerItem(newMap) myMessage = 'old: %s new: %s' % (oldId, newId) assert oldId != newId, myMessage def testWorldFileGeneration(self): return myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125) self.map.setNewExtent(myRectangle) self.map.setMapRotation(30.0) self.layout.setGenerateWorldFile(True) self.layout.setReferenceMap(self.map) p = self.layout.computeWorldFileParameters() pexpected = (4.180480199790922, 2.4133064516129026, 779443.7612381146, 2.4136013686911886, -4.179969388427311, 3342408.5663611) ptolerance = (0.001, 0.001, 1, 0.001, 0.001, 1e+03) for i in range(0, 6): assert abs(p[i] - pexpected[i]) < ptolerance[i]
class TestQgsComposerMap(unittest.TestCase): def __init__(self, methodName): """Run once on class initialization.""" unittest.TestCase.__init__(self, methodName) myPath = os.path.join(TEST_DATA_DIR, 'rgb256x256.png') rasterFileInfo = QFileInfo(myPath) self.raster_layer = QgsRasterLayer(rasterFileInfo.filePath(), rasterFileInfo.completeBaseName()) rasterRenderer = QgsMultiBandColorRenderer( self.raster_layer.dataProvider(), 1, 2, 3) self.raster_layer.setRenderer(rasterRenderer) myPath = os.path.join(TEST_DATA_DIR, 'points.shp') vector_file_info = QFileInfo(myPath) self.vector_layer = QgsVectorLayer(vector_file_info.filePath(), vector_file_info.completeBaseName(), 'ogr') assert self.vector_layer.isValid() # pipe = mRasterLayer.pipe() # assert pipe.set(rasterRenderer), 'Cannot set pipe renderer' QgsProject.instance().addMapLayers([self.raster_layer, self.vector_layer]) # create composition with composer map self.layout = QgsLayout(QgsProject.instance()) self.layout.initializeDefaults() self.map = QgsLayoutItemMap(self.layout) self.map.attemptSetSceneRect(QRectF(20, 20, 200, 100)) self.map.setFrameEnabled(True) self.map.setLayers([self.raster_layer]) self.layout.addLayoutItem(self.map) 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().setFrameMap(self.map) checker = QgsLayoutChecker('composermap_overview', self.layout) checker.setColorTolerance(6) checker.setControlPathPrefix("composer_mapoverview") myTestResult, myMessage = checker.testLayout() self.layout.removeLayoutItem(overviewMap) assert myTestResult, myMessage 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 def testOverviewMapInvert(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().setInverted(True) checker = QgsLayoutChecker('composermap_overview_invert', self.layout) checker.setControlPathPrefix("composer_mapoverview") myTestResult, myMessage = checker.testLayout() self.layout.removeLayoutItem(overviewMap) assert myTestResult, myMessage 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 def testMapCrs(self): # create composition with composer 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.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.assertTrue(result, message) # change back to project CRS map.setCrs(QgsCoordinateReferenceSystem()) self.assertEqual(map.crs().authid(), 'EPSG:4326') self.assertFalse(map.presetCrs().isValid()) def testuniqueId(self): return doc = QDomDocument() documentElement = doc.createElement('ComposerItemClipboard') self.layout.writeXml(documentElement, doc) self.layout.addItemsFromXml(documentElement, doc) # test if both composer maps have different ids newMap = QgsComposerMap(self.layout, 0, 0, 10, 10) mapList = self.layout.composerMapItems() for mapIt in mapList: if mapIt != self.map: newMap = mapIt break oldId = self.map.id() newId = newMap.id() self.layout.removeComposerItem(newMap) myMessage = 'old: %s new: %s' % (oldId, newId) assert oldId != newId, myMessage def testWorldFileGeneration(self): return myRectangle = QgsRectangle(781662.375, 3339523.125, 793062.375, 3345223.125) self.map.setNewExtent(myRectangle) self.map.setMapRotation(30.0) self.layout.setGenerateWorldFile(True) self.layout.setReferenceMap(self.map) p = self.layout.computeWorldFileParameters() pexpected = (4.180480199790922, 2.4133064516129026, 779443.7612381146, 2.4136013686911886, -4.179969388427311, 3342408.5663611) ptolerance = (0.001, 0.001, 1, 0.001, 0.001, 1e+03) for i in range(0, 6): assert abs(p[i] - pexpected[i]) < ptolerance[i]
def testAddItemsFromXml(self): p = QgsProject() l = QgsLayout(p) # add some items item1 = QgsLayoutItemLabel(l) item1.setId('xxyyxx') item1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) item1.attemptResize(QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) l.addItem(item1) item2 = QgsLayoutItemLabel(l) item2.setId('zzyyzz') item2.attemptMove(QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) item2.attemptResize(QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) l.addItem(item2) doc = QDomDocument("testdoc") # store in xml elem = l.writeXml(doc, QgsReadWriteContext()) l2 = QgsLayout(p) new_items = l2.addItemsFromXml(elem, doc, QgsReadWriteContext()) self.assertEqual(len(new_items), 2) items = l2.items() self.assertTrue([i for i in items if i.id() == 'xxyyxx']) self.assertTrue([i for i in items if i.id() == 'zzyyzz']) self.assertTrue(new_items[0] in l2.items()) self.assertTrue(new_items[1] in l2.items()) new_item1 = [i for i in items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in items if i.id() == 'zzyyzz'][0] self.assertEqual(new_item1.positionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item2.positionWithUnits(), QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) self.assertEqual(new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) # test with a group group = QgsLayoutItemGroup(l) group.addItem(item1) group.addItem(item2) l.addLayoutItem(group) elem = l.writeXml(doc, QgsReadWriteContext()) l3 = QgsLayout(p) new_items = l3.addItemsFromXml(elem, doc, QgsReadWriteContext()) self.assertEqual(len(new_items), 3) items = l3.items() self.assertTrue([i for i in items if i.id() == 'xxyyxx']) self.assertTrue([i for i in items if i.id() == 'zzyyzz']) self.assertTrue(new_items[0] in l3.items()) self.assertTrue(new_items[1] in l3.items()) self.assertTrue(new_items[2] in l3.items()) # f*** you sip, I'll just manually cast new_group = sip.cast(l3.itemByUuid(group.uuid()), QgsLayoutItemGroup) self.assertIsNotNone(new_group) other_items = [i for i in new_items if i.type() != new_group.type()] self.assertCountEqual(new_group.items(), other_items) # test restoring at set position l3 = QgsLayout(p) new_items = l3.addItemsFromXml(elem, doc, QgsReadWriteContext(), QPointF(10, 30)) self.assertEqual(len(new_items), 3) items = l3.items() new_item1 = [i for i in items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in items if i.id() == 'zzyyzz'][0] self.assertEqual(new_item1.positionWithUnits(), QgsLayoutPoint(10, 30, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item2.positionWithUnits(), QgsLayoutPoint(2.0, 4.0, QgsUnitTypes.LayoutCentimeters)) self.assertEqual(new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) # paste in place l4 = QgsLayout(p) page = QgsLayoutItemPage(l) page.setPageSize('A3') l4.pageCollection().addPage(page) page = QgsLayoutItemPage(l) page.setPageSize('A6') l4.pageCollection().addPage(page) new_items = l4.addItemsFromXml(elem, doc, QgsReadWriteContext(), QPointF(10, 30), True) self.assertEqual(len(new_items), 3) new_item1 = [i for i in new_items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in new_items if i.id() == 'zzyyzz'][0] self.assertEqual(new_item1.pagePositionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.page(), 0) self.assertEqual(new_item2.pagePositionWithUnits(), QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) self.assertEqual(new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters)) self.assertEqual(new_item2.page(), 0) # paste in place, page 2 new_items = l4.addItemsFromXml(elem, doc, QgsReadWriteContext(), QPointF(10, 550), True) self.assertEqual(len(new_items), 3) new_item1 = [i for i in new_items if i.id() == 'xxyyxx'][0] new_item2 = [i for i in new_items if i.id() == 'zzyyzz'][0] self.assertEqual(new_item1.pagePositionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item1.page(), 1) self.assertEqual(new_item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters)) self.assertEqual(new_item2.pagePositionWithUnits(), QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters)) self.assertEqual(new_item2.page(), 1) self.assertEqual(new_item2.sizeWithUnits(), QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))