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)
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)
