Python core.QgsLayoutItemPage类代码示例

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本文整理汇总了Python中qgis.core.QgsLayoutItemPage类的典型用法代码示例。如果您正苦于以下问题：Python QgsLayoutItemPage类的具体用法？Python QgsLayoutItemPage怎么用？Python QgsLayoutItemPage使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了QgsLayoutItemPage类的20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，您的评价将有助于我们的系统推荐出更棒的Python代码示例。

示例1: _set_up_composition

 def _set_up_composition(self, width, height, dpi, engine_settings):
     # set up layout and add map
     self._c = QgsLayout(QgsProject.instance())
     """:type: QgsLayout"""
     # self._c.setUseAdvancedEffects(False)
     self._c.renderContext().setDpi(dpi)
     # 600 x 400 px = 211.67 x 141.11 mm @ 72 dpi
     paperw = width * 25.4 / dpi
     paperh = height * 25.4 / dpi
     page = QgsLayoutItemPage(self._c)
     page.attemptResize(QgsLayoutSize(paperw, paperh))
     self._c.pageCollection().addPage(page)
     # NOTE: do not use QgsLayoutItemMap(self._c, 0, 0, paperw, paperh) since
     # it only takes integers as parameters and the composition will grow
     # larger based upon union of item scene rectangles and a slight buffer
     #   see end of QgsComposition::compositionBounds()
     # add map as small graphics item first, then set its scene QRectF later
     self._cmap = QgsLayoutItemMap(self._c)
     self._cmap.attemptSetSceneRect(QRectF(10, 10, 10, 10))
     """:type: QgsLayoutItemMap"""
     self._cmap.setFrameEnabled(False)
     self._cmap.setLayers(self._TestMapSettings.layers())
     if self._TestMapSettings.labelingEngineSettings().flags() & QgsLabelingEngineSettings.UsePartialCandidates:
         self._cmap.setMapFlags(QgsLayoutItemMap.ShowPartialLabels)
     self._c.addLayoutItem(self._cmap)
     # now expand map to fill page and set its extent
     self._cmap.attemptSetSceneRect(QRectF(0, 0, paperw, paperw))
     self._cmap.setExtent(self.aoiExtent())
     # self._cmap.updateCachedImage()
     # composition takes labeling engine settings from project
     QgsProject.instance().setLabelingEngineSettings(engine_settings)

开发者ID:yoichigmf，项目名称:QGIS，代码行数:31，代码来源:test_qgspallabeling_layout.py

示例2: testSnapPoint

    def testSnapPoint(self):
        p = QgsProject()
        l = QgsLayout(p)
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        l.pageCollection().addPage(page)
        s = QgsLayoutSnapper(l)
        guides = l.guides()

        # first test snapping to grid
        l.gridSettings().setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
        s.setSnapToGrid(True)
        s.setSnapTolerance(1)

        point, snapped = s.snapPoint(QPointF(1, 1), 1)
        self.assertTrue(snapped)
        self.assertEqual(point, QPointF(0, 0))

        s.setSnapToGrid(False)
        point, snapped = s.snapPoint(QPointF(1, 1), 1)
        self.assertFalse(snapped)
        self.assertEqual(point, QPointF(1, 1))

        # test that guide takes precedence
        s.setSnapToGrid(True)
        s.setSnapToGuides(True)
        guides.addGuide(QgsLayoutGuide(QgsLayoutGuide.Horizontal, QgsLayoutMeasurement(0.5), page))
        point, snapped = s.snapPoint(QPointF(1, 1), 1)
        self.assertTrue(snapped)
        self.assertEqual(point, QPointF(0, 0.5))

开发者ID:exlimit，项目名称:QGIS，代码行数:30，代码来源:test_qgslayoutsnapper.py

示例3: testExtendByNewPage

    def testExtendByNewPage(self):
        """
        Test extend by adding new page
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        # no existing page to extend
        self.assertIsNone(collection.extendByNewPage())
        self.assertEqual(collection.pageCount(), 0)

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize(QgsLayoutSize(10, 10))
        collection.addPage(page)
        self.assertEqual(collection.pageCount(), 1)

        new_page = collection.extendByNewPage()
        self.assertIsNotNone(new_page)
        self.assertEqual(collection.pageCount(), 2)
        self.assertEqual(new_page.sizeWithUnits(), page.sizeWithUnits())

        new_page.setPageSize(QgsLayoutSize(20, 20))
        new_page2 = collection.extendByNewPage()
        self.assertIsNotNone(new_page2)
        self.assertEqual(collection.pageCount(), 3)
        self.assertEqual(new_page2.sizeWithUnits(), new_page.sizeWithUnits())

开发者ID:boundlessgeo，项目名称:QGIS，代码行数:28，代码来源:test_qgslayoutpagecollection.py

示例4: testReadWriteXml

    def testReadWriteXml(self):
        p = QgsProject()
        l = QgsPrintLayout(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 = QgsPrintLayout(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')

开发者ID:mj10777，项目名称:QGIS，代码行数:59，代码来源:test_qgslayout.py

示例5: testSnapRect

    def testSnapRect(self):
        p = QgsProject()
        l = QgsLayout(p)
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        l.pageCollection().addPage(page)
        s = QgsLayoutSnapper(l)
        guides = l.guides()

        # first test snapping to grid
        l.gridSettings().setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
        s.setSnapToItems(False)
        s.setSnapToGrid(True)
        s.setSnapTolerance(1)

        rect, snapped = s.snapRect(QRectF(1, 1, 2, 1), 1)
        self.assertTrue(snapped)
        self.assertEqual(rect, QRectF(0, 0, 2, 1))
        rect, snapped = s.snapRect(QRectF(1, 1, 3.5, 3.5), 1)
        self.assertTrue(snapped)
        self.assertEqual(rect, QRectF(1.5, 1.5, 3.5, 3.5))

        s.setSnapToItems(False)
        s.setSnapToGrid(False)
        rect, snapped = s.snapRect(QRectF(1, 1, 3.5, 3.5), 1)
        self.assertFalse(snapped)
        self.assertEqual(rect, QRectF(1, 1, 3.5, 3.5))

        # test that guide takes precedence
        s.setSnapToGrid(True)
        s.setSnapToGuides(True)
        guides.addGuide(QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(0.5), page))
        rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1)
        self.assertTrue(snapped)
        self.assertEqual(rect, QRectF(0.0, 0.5, 2.0, 3.0))

        # add an item
        item1 = QgsLayoutItemMap(l)
        item1.attemptMove(QgsLayoutPoint(121, 1.1, QgsUnitTypes.LayoutMillimeters))
        l.addItem(item1)

        # test that guide takes precedence over item
        s.setSnapToGrid(True)
        s.setSnapToGuides(True)
        s.setSnapToItems(True)
        rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1)
        self.assertTrue(snapped)
        self.assertEqual(rect, QRectF(0.0, 0.5, 2.0, 3.0))
        # but items take precedence over grid
        s.setSnapToGuides(False)
        rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1)
        self.assertTrue(snapped)
        self.assertEqual(rect, QRectF(0.0, 1.1, 2.0, 3.0))

        # ... unless item is ignored!
        rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1, None, None, [item1])
        self.assertTrue(snapped)
        self.assertEqual(rect, QRectF(0.0, 0.0, 2.0, 3.0))

开发者ID:elpaso，项目名称:QGIS，代码行数:58，代码来源:test_qgslayoutsnapper.py

示例6: testSnapPointsToGrid

    def testSnapPointsToGrid(self):
        p = QgsProject()
        l = QgsLayout(p)
        # need a page to snap to grid
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        l.pageCollection().addPage(page)
        s = QgsLayoutSnapper(l)

        l.gridSettings().setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))

        s.setSnapToGrid(True)
        s.setSnapTolerance(1)

        delta, snappedX, snappedY = s.snapPointsToGrid([QPointF(1, 0.5)], 1)
        self.assertTrue(snappedX)
        self.assertTrue(snappedY)
        self.assertEqual(delta, QPointF(-1, -0.5))

        point, snappedX, snappedY = s.snapPointsToGrid([QPointF(9, 2), QPointF(12, 6)], 1)
        self.assertTrue(snappedX)
        self.assertTrue(snappedY)
        self.assertEqual(point, QPointF(1, -1))

        point, snappedX, snappedY = s.snapPointsToGrid([QPointF(9, 2), QPointF(12, 7)], 1)
        self.assertTrue(snappedX)
        self.assertFalse(snappedY)
        self.assertEqual(point, QPointF(1, 0))

        point, snappedX, snappedY = s.snapPointsToGrid([QPointF(8, 2), QPointF(12, 6)], 1)
        self.assertFalse(snappedX)
        self.assertTrue(snappedY)
        self.assertEqual(point, QPointF(0, -1))

        # grid disabled
        s.setSnapToGrid(False)
        point, snappedX, snappedY = s.snapPointsToGrid([QPointF(1, 1)], 1)
        self.assertFalse(snappedX)
        self.assertFalse(snappedY)
        self.assertEqual(point, QPointF(0, 0))
        s.setSnapToGrid(True)

        # with different pixel scale
        point, snappedX, snappedY = s.snapPointsToGrid([QPointF(0.5, 0.5)], 1)
        self.assertTrue(snappedX)
        self.assertTrue(snappedY)
        self.assertEqual(point, QPointF(-.5, -.5))
        point, snappedX, snappedY = s.snapPointsToGrid([QPointF(0.5, 0.5)], 3)
        self.assertFalse(snappedX)
        self.assertFalse(snappedY)
        self.assertEqual(point, QPointF(0, 0))

        # with offset grid
        l.gridSettings().setOffset(QgsLayoutPoint(2, 0))
        point, snappedX, snappedY = s.snapPointsToGrid([QPointF(13, 23)], 1)
        self.assertTrue(snappedX)
        self.assertFalse(snappedY)
        self.assertEqual(point, QPointF(-1, 0))

开发者ID:elpaso，项目名称:QGIS，代码行数:58，代码来源:test_qgslayoutsnapper.py

示例7: page_evaluation_test

    def page_evaluation_test(self, layout, label, mVectorLayer):
        page = QgsLayoutItemPage(layout)
        page.setPageSize('A4')
        layout.pageCollection().addPage(page)
        label.setText("[%@layout_page||'/'||@layout_numpages%]")
        assert label.currentText() == "1/2"

        # move the the second page and re-evaluate
        label.attemptMove(QgsLayoutPoint(0, 320))
        assert label.currentText() == "2/2"

开发者ID:dmarteau，项目名称:QGIS，代码行数:10，代码来源:test_qgslayoutlabel.py

示例8: testUniformPageSizes

    def testUniformPageSizes(self):
        """
        Test detection of uniform page sizes
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        self.assertTrue(collection.hasUniformPageSizes())

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        collection.addPage(page)
        self.assertTrue(collection.hasUniformPageSizes())

        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize(QgsLayoutSize(21.0, 29.7, QgsUnitTypes.LayoutCentimeters))
        collection.addPage(page2)
        self.assertTrue(collection.hasUniformPageSizes())

        # add a page with other units
        page3 = QgsLayoutItemPage(l)
        page3.setPageSize('A5')
        collection.addPage(page3)
        self.assertFalse(collection.hasUniformPageSizes())

开发者ID:boundlessgeo，项目名称:QGIS，代码行数:27，代码来源:test_qgslayoutpagecollection.py

示例9: testMaxPageWidthAndSize

    def testMaxPageWidthAndSize(self):
        """
        Test calculating maximum page width and size
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        collection.addPage(page)
        self.assertEqual(collection.maximumPageWidth(), 210.0)
        self.assertEqual(collection.maximumPageSize().width(), 210.0)
        self.assertEqual(collection.maximumPageSize().height(), 297.0)

        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A3')
        collection.addPage(page2)
        self.assertEqual(collection.maximumPageWidth(), 297.0)
        self.assertEqual(collection.maximumPageSize().width(), 297.0)
        self.assertEqual(collection.maximumPageSize().height(), 420.0)

        # add a page with other units
        page3 = QgsLayoutItemPage(l)
        page3.setPageSize(QgsLayoutSize(100, 100, QgsUnitTypes.LayoutMeters))
        collection.addPage(page3)
        self.assertEqual(collection.maximumPageWidth(), 100000.0)
        self.assertEqual(collection.maximumPageSize().width(), 100000.0)
        self.assertEqual(collection.maximumPageSize().height(), 100000.0)

开发者ID:boundlessgeo，项目名称:QGIS，代码行数:31，代码来源:test_qgslayoutpagecollection.py

示例10: testCollection

    def testCollection(self):
        p = QgsProject()
        l = QgsLayout(p)
        l.initializeDefaults() # add a page
        guides = l.guides()

        # no guides initially
        self.assertEqual(guides.rowCount(QModelIndex()), 0)
        self.assertFalse(guides.data(QModelIndex(), QgsLayoutGuideCollection.OrientationRole))
        self.assertFalse(guides.guides(Qt.Horizontal))
        self.assertFalse(guides.guides(Qt.Vertical))

        # add a guide
        g1 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(5, QgsUnitTypes.LayoutCentimeters), l.pageCollection().page(0))
        guides.addGuide(g1)
        self.assertEqual(guides.rowCount(QModelIndex()), 1)
        self.assertEqual(guides.data(guides.index(0, 0), QgsLayoutGuideCollection.OrientationRole), Qt.Horizontal)
        self.assertEqual(guides.data(guides.index(0, 0), QgsLayoutGuideCollection.PositionRole), 5)
        self.assertEqual(guides.data(guides.index(0, 0), QgsLayoutGuideCollection.UnitsRole), QgsUnitTypes.LayoutCentimeters)
        self.assertEqual(guides.data(guides.index(0, 0), QgsLayoutGuideCollection.PageRole), 0)
        self.assertEqual(guides.guides(Qt.Horizontal), [g1])
        self.assertFalse(guides.guides(Qt.Vertical))
        self.assertEqual(guides.guidesOnPage(0), [g1])
        self.assertEqual(guides.guidesOnPage(1), [])

        g2 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(15), l.pageCollection().page(0))
        guides.addGuide(g2)
        self.assertEqual(guides.rowCount(QModelIndex()), 2)
        self.assertEqual(guides.data(guides.index(1, 0), QgsLayoutGuideCollection.OrientationRole), Qt.Horizontal)
        self.assertEqual(guides.data(guides.index(1, 0), QgsLayoutGuideCollection.PositionRole), 15)
        self.assertEqual(guides.data(guides.index(1, 0), QgsLayoutGuideCollection.UnitsRole), QgsUnitTypes.LayoutMillimeters)
        self.assertEqual(guides.data(guides.index(1, 0), QgsLayoutGuideCollection.PageRole), 0)
        self.assertEqual(guides.guides(Qt.Horizontal), [g1, g2])
        self.assertFalse(guides.guides(Qt.Vertical))
        self.assertEqual(guides.guidesOnPage(0), [g1, g2])

        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A3')
        l.pageCollection().addPage(page2)
        g3 = QgsLayoutGuide(Qt.Vertical, QgsLayoutMeasurement(35), l.pageCollection().page(1))
        guides.addGuide(g3)
        self.assertEqual(guides.rowCount(QModelIndex()), 3)
        self.assertEqual(guides.data(guides.index(2, 0), QgsLayoutGuideCollection.OrientationRole), Qt.Vertical)
        self.assertEqual(guides.data(guides.index(2, 0), QgsLayoutGuideCollection.PositionRole), 35)
        self.assertEqual(guides.data(guides.index(2, 0), QgsLayoutGuideCollection.UnitsRole), QgsUnitTypes.LayoutMillimeters)
        self.assertEqual(guides.data(guides.index(2, 0), QgsLayoutGuideCollection.PageRole), 1)
        self.assertEqual(guides.guides(Qt.Horizontal), [g1, g2])
        self.assertEqual(guides.guides(Qt.Horizontal, 0), [g1, g2])
        self.assertEqual(guides.guides(Qt.Horizontal, 1), [])
        self.assertEqual(guides.guides(Qt.Vertical), [g3])
        self.assertEqual(guides.guides(Qt.Vertical, 0), [])
        self.assertEqual(guides.guides(Qt.Vertical, 1), [g3])
        self.assertEqual(guides.guides(Qt.Vertical, 2), [])
        self.assertEqual(guides.guidesOnPage(0), [g1, g2])
        self.assertEqual(guides.guidesOnPage(1), [g3])

开发者ID:pblottiere，项目名称:QGIS，代码行数:55，代码来源:test_qgslayoutguides.py

示例11: testPrint

    def testPrint(self):
        l = QgsLayout(QgsProject.instance())
        l.initializeDefaults()

        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        l.pageCollection().addPage(page2)

        # add some items
        item1 = QgsLayoutItemShape(l)
        item1.attemptSetSceneRect(QRectF(10, 20, 100, 150))
        fill = QgsSimpleFillSymbolLayer()
        fill_symbol = QgsFillSymbol()
        fill_symbol.changeSymbolLayer(0, fill)
        fill.setColor(Qt.green)
        fill.setStrokeStyle(Qt.NoPen)
        item1.setSymbol(fill_symbol)
        l.addItem(item1)

        item2 = QgsLayoutItemShape(l)
        item2.attemptSetSceneRect(QRectF(10, 20, 100, 150))
        item2.attemptMove(QgsLayoutPoint(10, 20), page=1)
        fill = QgsSimpleFillSymbolLayer()
        fill_symbol = QgsFillSymbol()
        fill_symbol.changeSymbolLayer(0, fill)
        fill.setColor(Qt.cyan)
        fill.setStrokeStyle(Qt.NoPen)
        item2.setSymbol(fill_symbol)
        l.addItem(item2)

        exporter = QgsLayoutExporter(l)
        # setup settings
        settings = QgsLayoutExporter.PrintExportSettings()
        settings.dpi = 80
        settings.rasterizeWholeImage = False

        pdf_file_path = os.path.join(self.basetestpath, 'test_printdpi.pdf')
        # make a qprinter directed to pdf
        printer = QPrinter()
        printer.setOutputFileName(pdf_file_path)
        printer.setOutputFormat(QPrinter.PdfFormat)

        self.assertEqual(exporter.print(printer, settings), QgsLayoutExporter.Success)
        self.assertTrue(os.path.exists(pdf_file_path))

        rendered_page_1 = os.path.join(self.basetestpath, 'test_exporttopdfdpi.png')
        dpi = 80
        pdfToPng(pdf_file_path, rendered_page_1, dpi=dpi, page=1)
        rendered_page_2 = os.path.join(self.basetestpath, 'test_exporttopdfdpi2.png')
        pdfToPng(pdf_file_path, rendered_page_2, dpi=dpi, page=2)

        self.assertTrue(self.checkImage('printdpi_page1', 'exporttopdfdpi_page1', rendered_page_1, size_tolerance=1))
        self.assertTrue(self.checkImage('printdpi_page2', 'exporttopdfdpi_page2', rendered_page_2, size_tolerance=1))

开发者ID:lyhkop，项目名称:QGIS，代码行数:54，代码来源:test_qgslayoutexporter.py

示例12: testSnapPointsToGuides

    def testSnapPointsToGuides(self):
        p = QgsProject()
        l = QgsLayout(p)
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        l.pageCollection().addPage(page)
        s = QgsLayoutSnapper(l)
        guides = l.guides()

        s.setSnapToGuides(True)
        s.setSnapTolerance(1)

        # no guides
        delta, snapped = s.snapPointsToGuides([0.5], Qt.Vertical, 1)
        self.assertFalse(snapped)

        guides.addGuide(QgsLayoutGuide(Qt.Vertical, QgsLayoutMeasurement(1), page))
        point, snapped = s.snapPointsToGuides([0.7], Qt.Vertical, 1)
        self.assertTrue(snapped)
        self.assertAlmostEqual(point, 0.3, 5)

        point, snapped = s.snapPointsToGuides([0.7, 1.2], Qt.Vertical, 1)
        self.assertTrue(snapped)
        self.assertAlmostEqual(point, -0.2, 5)

        # outside tolerance
        point, snapped = s.snapPointsToGuides([5.5], Qt.Vertical, 1)
        self.assertFalse(snapped)

        # snapping off
        s.setSnapToGuides(False)
        point, snapped = s.snapPointsToGuides([0.5], Qt.Vertical, 1)
        self.assertFalse(snapped)

        s.setSnapToGuides(True)

        # snap to hoz
        point, snapped = s.snapPointsToGuides([0.5], Qt.Horizontal, 1)
        self.assertFalse(snapped)
        guides.addGuide(QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(1), page))
        point, snapped = s.snapPointsToGuides([0.7], Qt.Horizontal, 1)
        self.assertTrue(snapped)
        self.assertAlmostEqual(point, 0.3, 5)
        point, snapped = s.snapPointsToGuides([0.7, 1.2], Qt.Horizontal, 1)
        self.assertTrue(snapped)
        self.assertAlmostEqual(point, -0.2, 5)
        point, snapped = s.snapPointsToGuides([0.7, 0.9, 1.2], Qt.Horizontal, 1)
        self.assertTrue(snapped)
        self.assertAlmostEqual(point, 0.1, 5)

        # with different pixel scale
        point, snapped = s.snapPointsToGuides([0.5, 1.5], Qt.Horizontal, 3)
        self.assertFalse(snapped)

开发者ID:elpaso，项目名称:QGIS，代码行数:53，代码来源:test_qgslayoutsnapper.py

示例13: testExcludePagesImage

    def testExcludePagesImage(self):
        l = QgsLayout(QgsProject.instance())
        l.initializeDefaults()
        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        l.pageCollection().addPage(page2)

        exporter = QgsLayoutExporter(l)
        # setup settings
        settings = QgsLayoutExporter.ImageExportSettings()
        settings.dpi = 80
        settings.generateWorldFile = False

        rendered_file_path = os.path.join(self.basetestpath, 'test_exclude_export.png')
        details = QgsLayoutExporter.PageExportDetails()
        details.directory = self.basetestpath
        details.baseName = 'test_exclude_export'
        details.extension = 'png'
        details.page = 0

        self.assertEqual(exporter.exportToImage(rendered_file_path, settings), QgsLayoutExporter.Success)
        self.assertTrue(os.path.exists(exporter.generateFileName(details)))
        details.page = 1
        self.assertTrue(os.path.exists(exporter.generateFileName(details)))

        # exclude a page
        l.pageCollection().page(0).setExcludeFromExports(True)
        rendered_file_path = os.path.join(self.basetestpath, 'test_exclude_export_excluded.png')
        details.baseName = 'test_exclude_export_excluded'
        details.page = 0
        self.assertEqual(exporter.exportToImage(rendered_file_path, settings), QgsLayoutExporter.Success)
        self.assertFalse(os.path.exists(exporter.generateFileName(details)))
        details.page = 1
        self.assertTrue(os.path.exists(exporter.generateFileName(details)))

        # exclude second page
        l.pageCollection().page(1).setExcludeFromExports(True)
        rendered_file_path = os.path.join(self.basetestpath, 'test_exclude_export_excluded_all.png')
        details.baseName = 'test_exclude_export_excluded_all'
        details.page = 0
        self.assertEqual(exporter.exportToImage(rendered_file_path, settings), QgsLayoutExporter.Success)
        self.assertFalse(os.path.exists(exporter.generateFileName(details)))
        details.page = 1
        self.assertFalse(os.path.exists(exporter.generateFileName(details)))

开发者ID:lyhkop，项目名称:QGIS，代码行数:45，代码来源:test_qgslayoutexporter.py

示例14: testPredictionPageNumberForPoint

    def testPredictionPageNumberForPoint(self):
        """
        Test predictPageNumberForPoint
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        # no crash if no pages
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(1, 1)), 0)

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize(QgsLayoutSize(100, 100))
        collection.addPage(page)

        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, -100)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, -1)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 20)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 120)), 1)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 230)), 2)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 350)), 3)

        page2 = QgsLayoutItemPage(l)
        page2.setPageSize(QgsLayoutSize(100, 50))
        collection.addPage(page2)

        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, -100)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, -1)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 20)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 120)), 1)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 230)), 2)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 280)), 3)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 340)), 4)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 370)), 5)

        page3 = QgsLayoutItemPage(l)
        page3.setPageSize(QgsLayoutSize(100, 200))
        collection.addPage(page3)

        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, -100)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, -1)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 20)), 0)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 120)), 1)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 230)), 2)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 280)), 2)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 340)), 2)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 370)), 2)
        self.assertEqual(collection.predictPageNumberForPoint(QPointF(-100, 470)), 3)

开发者ID:boundlessgeo，项目名称:QGIS，代码行数:49，代码来源:test_qgslayoutpagecollection.py

示例15: testSnapPointToGuides

    def testSnapPointToGuides(self):
        p = QgsProject()
        l = QgsLayout(p)
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        l.pageCollection().addPage(page)
        s = QgsLayoutSnapper(l)
        guides = l.guides()

        s.setSnapToGuides(True)
        s.setSnapTolerance(1)

        # no guides
        point, snapped = s.snapPointToGuides(0.5, QgsLayoutGuide.Vertical, 1)
        self.assertFalse(snapped)

        guides.addGuide(QgsLayoutGuide(QgsLayoutGuide.Vertical, QgsLayoutMeasurement(1), page))
        point, snapped = s.snapPointToGuides(0.5, QgsLayoutGuide.Vertical, 1)
        self.assertTrue(snapped)
        self.assertEqual(point, 1)

        # outside tolerance
        point, snapped = s.snapPointToGuides(5.5, QgsLayoutGuide.Vertical, 1)
        self.assertFalse(snapped)

        # snapping off
        s.setSnapToGuides(False)
        point, snapped = s.snapPointToGuides(0.5, QgsLayoutGuide.Vertical, 1)
        self.assertFalse(snapped)

        s.setSnapToGuides(True)
        # snap to hoz
        point, snapped = s.snapPointToGuides(0.5, QgsLayoutGuide.Horizontal, 1)
        self.assertFalse(snapped)
        guides.addGuide(QgsLayoutGuide(QgsLayoutGuide.Horizontal, QgsLayoutMeasurement(1), page))
        point, snapped = s.snapPointToGuides(0.5, QgsLayoutGuide.Horizontal, 1)
        self.assertTrue(snapped)
        self.assertEqual(point, 1)

        # with different pixel scale
        point, snapped = s.snapPointToGuides(0.5, QgsLayoutGuide.Horizontal, 3)
        self.assertFalse(snapped)

开发者ID:exlimit，项目名称:QGIS，代码行数:42，代码来源:test_qgslayoutsnapper.py

示例16: testExportToPdfSkipFirstPage

    def testExportToPdfSkipFirstPage(self):
        l = QgsLayout(QgsProject.instance())
        l.initializeDefaults()

        # page 1 is excluded from export
        page1 = l.pageCollection().page(0)
        page1.setExcludeFromExports(True)

        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        l.pageCollection().addPage(page2)

        item2 = QgsLayoutItemShape(l)
        item2.attemptSetSceneRect(QRectF(10, 20, 100, 150))
        item2.attemptMove(QgsLayoutPoint(10, 20), page=1)
        fill = QgsSimpleFillSymbolLayer()
        fill_symbol = QgsFillSymbol()
        fill_symbol.changeSymbolLayer(0, fill)
        fill.setColor(Qt.cyan)
        fill.setStrokeStyle(Qt.NoPen)
        item2.setSymbol(fill_symbol)
        l.addItem(item2)

        exporter = QgsLayoutExporter(l)
        # setup settings
        settings = QgsLayoutExporter.PdfExportSettings()
        settings.dpi = 80
        settings.rasterizeWholeImage = False
        settings.forceVectorOutput = False
        settings.exportMetadata = True

        pdf_file_path = os.path.join(self.basetestpath, 'test_exporttopdfdpi_skip_first.pdf')
        self.assertEqual(exporter.exportToPdf(pdf_file_path, settings), QgsLayoutExporter.Success)
        self.assertTrue(os.path.exists(pdf_file_path))

        rendered_page_1 = os.path.join(self.basetestpath, 'test_exporttopdfdpi_skip_first.png')
        dpi = 80
        pdfToPng(pdf_file_path, rendered_page_1, dpi=dpi, page=1)

        self.assertTrue(self.checkImage('test_exporttopdfdpi_skip_first', 'exporttopdfdpi_page2', rendered_page_1, size_tolerance=1))

开发者ID:manisandro，项目名称:QGIS，代码行数:41，代码来源:test_qgslayoutexporter.py

示例17: testTakePage

    def testTakePage(self):
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        # add some pages
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        collection.addPage(page)
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        collection.addPage(page2)

        self.assertEqual(collection.pageCount(), 2)

        self.assertFalse(collection.takePage(None))

        self.assertEqual(collection.takePage(page), page)
        self.assertFalse(sip.isdeleted(page))

        self.assertEqual(collection.pageCount(), 1)
        self.assertEqual(collection.pages(), [page2])
        self.assertEqual(collection.page(0), page2)

        self.assertEqual(collection.takePage(page2), page2)
        self.assertFalse(sip.isdeleted(page2))

        self.assertEqual(collection.pageCount(), 0)
        self.assertEqual(collection.pages(), [])
        self.assertFalse(collection.page(0))

开发者ID:boundlessgeo，项目名称:QGIS，代码行数:30，代码来源:test_qgslayoutpagecollection.py

示例18: testClear

    def testClear(self):
        """
        Test clearing the collection
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        collection.clear()

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        collection.addPage(page)
        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        collection.addPage(page2)

        page_about_to_be_removed_spy = QSignalSpy(collection.pageAboutToBeRemoved)

        # clear
        collection.clear()
        self.assertEqual(collection.pageCount(), 0)
        self.assertEqual(len(page_about_to_be_removed_spy), 2)

        QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
        self.assertTrue(sip.isdeleted(page))
        self.assertTrue(sip.isdeleted(page2))

开发者ID:boundlessgeo，项目名称:QGIS，代码行数:29，代码来源:test_qgslayoutpagecollection.py

示例19: testApplyToOtherPages

    def testApplyToOtherPages(self):
        p = QgsProject()
        l = QgsLayout(p)
        l.initializeDefaults()
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A6')
        l.pageCollection().addPage(page2)
        guides = l.guides()

        # add some guides
        g1 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(5), l.pageCollection().page(0))
        guides.addGuide(g1)
        g2 = QgsLayoutGuide(Qt.Vertical, QgsLayoutMeasurement(6), l.pageCollection().page(0))
        guides.addGuide(g2)
        g3 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(190), l.pageCollection().page(0))
        guides.addGuide(g3)
        g4 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(1), l.pageCollection().page(1))
        guides.addGuide(g4)

        # apply guides from page 0 - should delete g4
        guides.applyGuidesToAllOtherPages(0)
        self.assertEqual(guides.guides(Qt.Horizontal, 0), [g1, g3])
        self.assertEqual(guides.guides(Qt.Vertical, 0), [g2])
        self.assertTrue(sip.isdeleted(g4))

        # g3 is outside of page 2 bounds - should not be copied
        self.assertEqual(len(guides.guides(Qt.Horizontal, 1)), 1)
        self.assertEqual(guides.guides(Qt.Horizontal, 1)[0].position().length(), 5)
        self.assertEqual(len(guides.guides(Qt.Vertical, 1)), 1)
        self.assertEqual(guides.guides(Qt.Vertical, 1)[0].position().length(), 6)

        # apply guides from page 1 to 0
        guides.applyGuidesToAllOtherPages(1)
        self.assertTrue(sip.isdeleted(g1))
        self.assertTrue(sip.isdeleted(g2))
        self.assertTrue(sip.isdeleted(g3))
        self.assertEqual(len(guides.guides(Qt.Horizontal, 0)), 1)
        self.assertEqual(guides.guides(Qt.Horizontal, 0)[0].position().length(), 5)
        self.assertEqual(len(guides.guides(Qt.Vertical, 0)), 1)
        self.assertEqual(guides.guides(Qt.Vertical, 0)[0].position().length(), 6)

开发者ID:pblottiere，项目名称:QGIS，代码行数:40，代码来源:test_qgslayoutguides.py

示例20: testQgsLayoutGuideProxyModel

    def testQgsLayoutGuideProxyModel(self):
        p = QgsProject()
        l = QgsLayout(p)
        l.initializeDefaults() # add a page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A3')
        l.pageCollection().addPage(page2)
        guides = l.guides()

        hoz_filter = QgsLayoutGuideProxyModel(None, Qt.Horizontal, 0)
        hoz_filter.setSourceModel(guides)
        hoz_page_1_filter = QgsLayoutGuideProxyModel(None, Qt.Horizontal, 1)
        hoz_page_1_filter.setSourceModel(guides)
        vert_filter = QgsLayoutGuideProxyModel(None, Qt.Vertical, 0)
        vert_filter.setSourceModel(guides)

        # no guides initially
        self.assertEqual(hoz_filter.rowCount(QModelIndex()), 0)
        self.assertEqual(hoz_page_1_filter.rowCount(QModelIndex()), 0)
        self.assertEqual(vert_filter.rowCount(QModelIndex()), 0)

        # add some guides
        g1 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(5, QgsUnitTypes.LayoutCentimeters), l.pageCollection().page(0))
        guides.addGuide(g1)
        g2 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(15), l.pageCollection().page(1))
        guides.addGuide(g2)
        g3 = QgsLayoutGuide(Qt.Vertical, QgsLayoutMeasurement(35), l.pageCollection().page(0))
        guides.addGuide(g3)

        self.assertEqual(hoz_filter.rowCount(QModelIndex()), 1)
        self.assertEqual(hoz_filter.data(hoz_filter.index(0, 0), QgsLayoutGuideCollection.PositionRole), 5)
        self.assertEqual(hoz_page_1_filter.rowCount(QModelIndex()), 1)
        self.assertEqual(hoz_page_1_filter.data(hoz_page_1_filter.index(0, 0), QgsLayoutGuideCollection.PositionRole), 15)
        self.assertEqual(vert_filter.rowCount(QModelIndex()), 1)
        self.assertEqual(vert_filter.data(vert_filter.index(0, 0), QgsLayoutGuideCollection.PositionRole), 35)

        # change page
        hoz_page_1_filter.setPage(0)
        self.assertEqual(hoz_page_1_filter.rowCount(QModelIndex()), 1)
        self.assertEqual(hoz_page_1_filter.data(hoz_page_1_filter.index(0, 0), QgsLayoutGuideCollection.PositionRole), 5)

开发者ID:pblottiere，项目名称:QGIS，代码行数:40，代码来源:test_qgslayoutguides.py

注：本文中的qgis.core.QgsLayoutItemPage类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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Python core.QgsLayoutItemPage类代码示例

示例1: _set_up_composition

示例2: testSnapPoint

示例3: testExtendByNewPage

示例4: testReadWriteXml

示例5: testSnapRect

示例6: testSnapPointsToGrid

示例7: page_evaluation_test

示例8: testUniformPageSizes

示例9: testMaxPageWidthAndSize

示例10: testCollection

示例11: testPrint

示例12: testSnapPointsToGuides

示例13: testExcludePagesImage

示例14: testPredictionPageNumberForPoint

示例15: testSnapPointToGuides

示例16: testExportToPdfSkipFirstPage

示例17: testTakePage

示例18: testClear

示例19: testApplyToOtherPages

示例20: testQgsLayoutGuideProxyModel

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