本文整理汇总了Python中qgis.core.QgsLayout.items方法的典型用法代码示例。如果您正苦于以下问题:Python QgsLayout.items方法的具体用法?Python QgsLayout.items怎么用?Python QgsLayout.items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.QgsLayout
的用法示例。
在下文中一共展示了QgsLayout.items方法的6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: testCopyPaste
# 需要导入模块: from qgis.core import QgsLayout [as 别名]
# 或者: from qgis.core.QgsLayout import items [as 别名]
def testCopyPaste(self):
p = QgsProject()
l = QgsLayout(p)
# clear clipboard
mime_data = QMimeData()
mime_data.setData("text/xml", QByteArray())
clipboard = QApplication.clipboard()
clipboard.setMimeData(mime_data)
# add an item
item1 = QgsLayoutItemLabel(l)
item1.setText('label 1')
l.addLayoutItem(item1)
item1.setSelected(True)
item2 = QgsLayoutItemLabel(l)
item2.setText('label 2')
l.addLayoutItem(item2)
item2.setSelected(True)
view = QgsLayoutView()
view.setCurrentLayout(l)
self.assertFalse(view.hasItemsInClipboard())
view.copySelectedItems(QgsLayoutView.ClipboardCopy)
self.assertTrue(view.hasItemsInClipboard())
pasted = view.pasteItems(QgsLayoutView.PasteModeCursor)
self.assertEqual(len(pasted), 2)
self.assertIn(pasted[0], l.items())
self.assertIn(pasted[1], l.items())
self.assertIn(sip.cast(pasted[0], QgsLayoutItemLabel).text(), ('label 1', 'label 2'))
self.assertIn(sip.cast(pasted[1], QgsLayoutItemLabel).text(), ('label 1', 'label 2'))
# copy specific item
view.copyItems([item2], QgsLayoutView.ClipboardCopy)
l2 = QgsLayout(p)
view2 = QgsLayoutView()
view2.setCurrentLayout(l2)
pasted = view2.pasteItems(QgsLayoutView.PasteModeCursor)
self.assertEqual(len(pasted), 1)
self.assertIn(pasted[0], l2.items())
self.assertEqual(sip.cast(pasted[0], QgsLayoutItemLabel).text(), 'label 2')
示例2: testBlockingItems
# 需要导入模块: from qgis.core import QgsLayout [as 别名]
# 或者: from qgis.core.QgsLayout import items [as 别名]
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))
示例3: testSaveLoadTemplate
# 需要导入模块: from qgis.core import QgsLayout [as 别名]
# 或者: from qgis.core.QgsLayout import items [as 别名]
def testSaveLoadTemplate(self):
tmpfile = os.path.join(self.basetestpath, 'testTemplate.qpt')
p = QgsProject()
l = QgsLayout(p)
l.initializeDefaults()
# 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)
# multiframe
multiframe1 = QgsLayoutItemHtml(l)
multiframe1.setHtml('mf1')
l.addMultiFrame(multiframe1)
frame1 = QgsLayoutFrame(l, multiframe1)
frame1.setId('frame1')
frame1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
frame1.attemptResize(QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
multiframe1.addFrame(frame1)
multiframe2 = QgsLayoutItemHtml(l)
multiframe2.setHtml('mf2')
l.addMultiFrame(multiframe2)
frame2 = QgsLayoutFrame(l, multiframe2)
frame2.setId('frame2')
frame2.attemptMove(QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters))
frame2.attemptResize(QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
multiframe2.addFrame(frame2)
uuids = {item1.uuid(), item2.uuid(), frame1.uuid(), frame2.uuid(), multiframe1.uuid(), multiframe2.uuid()}
original_uuids = {item1.uuid(), item2.uuid(), frame1.uuid(), frame2.uuid()}
self.assertTrue(l.saveAsTemplate(tmpfile, QgsReadWriteContext()))
l2 = QgsLayout(p)
with open(tmpfile) as f:
template_content = f.read()
doc = QDomDocument()
doc.setContent(template_content)
# adding to existing items
new_items, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), False)
self.assertTrue(ok)
self.assertEqual(len(new_items), 4)
items = l2.items()
multiframes = l2.multiFrames()
self.assertEqual(len(multiframes), 2)
self.assertTrue([i for i in items if i.id() == 'xxyyxx'])
self.assertTrue([i for i in items if i.id() == 'zzyyzz'])
self.assertTrue([i for i in items if i.id() == 'frame1'])
self.assertTrue([i for i in items if i.id() == 'frame2'])
self.assertTrue([i for i in multiframes if i.html() == 'mf1'])
self.assertTrue([i for i in multiframes if i.html() == 'mf2'])
self.assertTrue(new_items[0] in l2.items())
self.assertTrue(new_items[1] in l2.items())
self.assertTrue(new_items[2] in l2.items())
self.assertTrue(new_items[3] in l2.items())
# double check that new items have a unique uid
self.assertNotIn(new_items[0].uuid(), uuids)
uuids.add(new_items[0].uuid())
self.assertNotIn(new_items[1].uuid(), uuids)
uuids.add(new_items[1].uuid())
self.assertNotIn(new_items[2].uuid(), uuids)
uuids.add(new_items[2].uuid())
self.assertNotIn(new_items[3].uuid(), uuids)
uuids.add(new_items[3].uuid())
self.assertNotIn(multiframes[0].uuid(), [multiframe1.uuid(), multiframe2.uuid()])
self.assertNotIn(multiframes[1].uuid(), [multiframe1.uuid(), multiframe2.uuid()])
new_multiframe1 = [i for i in multiframes if i.html() == 'mf1'][0]
self.assertEqual(new_multiframe1.layout(), l2)
new_multiframe2 = [i for i in multiframes if i.html() == 'mf2'][0]
self.assertEqual(new_multiframe2.layout(), l2)
new_frame1 = sip.cast([i for i in items if i.id() == 'frame1'][0], QgsLayoutFrame)
new_frame2 = sip.cast([i for i in items if i.id() == 'frame2'][0], QgsLayoutFrame)
self.assertEqual(new_frame1.multiFrame(), new_multiframe1)
self.assertEqual(new_multiframe1.frames()[0].uuid(), new_frame1.uuid())
self.assertEqual(new_frame2.multiFrame(), new_multiframe2)
self.assertEqual(new_multiframe2.frames()[0].uuid(), new_frame2.uuid())
# adding to existing items
new_items2, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), False)
self.assertTrue(ok)
self.assertEqual(len(new_items2), 4)
items = l2.items()
self.assertEqual(len(items), 8)
multiframes2 = l2.multiFrames()
self.assertEqual(len(multiframes2), 4)
multiframes2 = [m for m in l2.multiFrames() if not m.uuid() in [new_multiframe1.uuid(), new_multiframe2.uuid()]]
self.assertEqual(len(multiframes2), 2)
#.........这里部分代码省略.........
示例4: testAddItemsFromXml
# 需要导入模块: from qgis.core import QgsLayout [as 别名]
# 或者: from qgis.core.QgsLayout import items [as 别名]
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)
#.........这里部分代码省略.........
示例5: testPages
# 需要导入模块: from qgis.core import QgsLayout [as 别名]
# 或者: from qgis.core.QgsLayout import items [as 别名]
def testPages(self):
"""
Test adding/retrieving/deleting pages from the collection
"""
p = QgsProject()
l = QgsLayout(p)
collection = l.pageCollection()
self.assertEqual(collection.pageCount(), 0)
self.assertFalse(collection.pages())
self.assertFalse(collection.page(-1))
self.assertFalse(collection.page(0))
self.assertFalse(collection.page(1))
# add a page
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
self.assertEqual(collection.pageNumber(page), -1)
collection.addPage(page)
self.assertTrue(page in l.items())
self.assertEqual(collection.pageCount(), 1)
self.assertEqual(collection.pages(), [page])
self.assertFalse(collection.page(-1))
self.assertEqual(collection.page(0), page)
self.assertFalse(collection.page(1))
self.assertEqual(collection.pageNumber(page), 0)
# add a second page
page2 = QgsLayoutItemPage(l)
page2.setPageSize('A5')
collection.addPage(page2)
self.assertEqual(collection.pageCount(), 2)
self.assertEqual(collection.pages(), [page, page2])
self.assertFalse(collection.page(-1))
self.assertEqual(collection.page(0), page)
self.assertEqual(collection.page(1), page2)
self.assertEqual(collection.pageNumber(page2), 1)
# insert a page
page3 = QgsLayoutItemPage(l)
page3.setPageSize('A3')
collection.insertPage(page3, 1)
self.assertTrue(page3 in l.items())
self.assertEqual(collection.pageCount(), 3)
self.assertEqual(collection.pages(), [page, page3, page2])
self.assertEqual(collection.page(0), page)
self.assertEqual(collection.page(1), page3)
self.assertEqual(collection.page(2), page2)
self.assertEqual(collection.pageNumber(page3), 1)
# delete page
collection.deletePage(-1)
self.assertEqual(collection.pageCount(), 3)
self.assertEqual(collection.pages(), [page, page3, page2])
collection.deletePage(100)
self.assertEqual(collection.pageCount(), 3)
self.assertEqual(collection.pages(), [page, page3, page2])
collection.deletePage(1)
self.assertEqual(collection.pageCount(), 2)
self.assertEqual(collection.pages(), [page, page2])
# make sure page was deleted
QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
self.assertTrue(sip.isdeleted(page3))
del l
QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
self.assertTrue(sip.isdeleted(page))
self.assertTrue(sip.isdeleted(page2))
示例6: testSaveLoadTemplate
# 需要导入模块: from qgis.core import QgsLayout [as 别名]
# 或者: from qgis.core.QgsLayout import items [as 别名]
def testSaveLoadTemplate(self):
tmpfile = os.path.join(self.basetestpath, 'testTemplate.qpt')
p = QgsProject()
l = QgsLayout(p)
l.initializeDefaults()
# 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)
uuids = {item1.uuid(), item2.uuid()}
original_uuids = {item1.uuid(), item2.uuid()}
self.assertTrue(l.saveAsTemplate(tmpfile, QgsReadWriteContext()))
l2 = QgsLayout(p)
with open(tmpfile) as f:
template_content = f.read()
doc = QDomDocument()
doc.setContent(template_content)
# adding to existing items
new_items, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), False)
self.assertTrue(ok)
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())
# double check that new items have a unique uid
self.assertNotIn(new_items[0].uuid(), uuids)
self.assertIn(new_items[0].templateUuid(), original_uuids)
uuids.add(new_items[0].uuid())
self.assertNotIn(new_items[1].uuid(), uuids)
self.assertIn(new_items[1].templateUuid(), original_uuids)
uuids.add(new_items[1].uuid())
# adding to existing items
new_items2, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), False)
self.assertTrue(ok)
self.assertEqual(len(new_items2), 2)
items = l2.items()
self.assertEqual(len(items), 4)
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())
self.assertTrue(new_items2[0] in l2.items())
self.assertTrue(new_items2[1] in l2.items())
self.assertNotIn(new_items2[0].uuid(), uuids)
self.assertIn(new_items2[0].templateUuid(), original_uuids)
uuids.add(new_items[0].uuid())
self.assertNotIn(new_items2[1].uuid(), uuids)
self.assertIn(new_items2[1].templateUuid(), original_uuids)
uuids.add(new_items[1].uuid())
# clearing existing items
new_items3, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), True)
self.assertTrue(ok)
self.assertEqual(len(new_items3), 3) # includes page
items = l2.items()
self.assertTrue([i for i in items if isinstance(i, QgsLayoutItem) and i.id() == 'xxyyxx'])
self.assertTrue([i for i in items if isinstance(i, QgsLayoutItem) and i.id() == 'zzyyzz'])
self.assertTrue(new_items3[0] in l2.items())
self.assertTrue(new_items3[1] in l2.items())
self.assertIn(new_items3[0].templateUuid(), original_uuids)
self.assertIn(new_items3[1].templateUuid(), original_uuids)
self.assertEqual(l2.itemByUuid(new_items3[0].templateUuid(), True), new_items3[0])
self.assertEqual(l2.itemByUuid(new_items3[1].templateUuid(), True), new_items3[1])