def testMargins(self):
""" test rendering an annotation with margins"""
a = QgsHtmlAnnotation()
a.fillSymbol().symbolLayer(0).setStrokeColor(QColor(0, 0, 0))
a.setFrameSize(QSizeF(400, 250))
a.setHasFixedMapPosition(False)
a.setContentsMargin(QgsMargins(15, 10, 30, 20))
html = TEST_DATA_DIR + "/test_html.html"
a.setSourceFile(html)
im = self.renderAnnotation(a, QPointF(20, 30))
self.assertTrue(
self.imageCheck('annotation_margins', 'annotation_margins', im))
def testHtmlAnnotationInLayout(self):
""" test rendering a svg annotation"""
a = QgsHtmlAnnotation()
a.fillSymbol().symbolLayer(0).setStrokeColor(QColor(0, 0, 0))
a.markerSymbol().symbolLayer(0).setStrokeColor(QColor(0, 0, 0))
a.setFrameSizeMm(QSizeF(400 / 3.7795275, 200 / 3.7795275))
a.setFrameOffsetFromReferencePointMm(
QPointF(70 / 3.7795275, 90 / 3.7795275))
html = TEST_DATA_DIR + "/test_html.html"
a.setSourceFile(html)
self.assertTrue(
self.renderAnnotationInLayout('html_annotation_in_layout', a))
def testHtmlAnnotation(self):
""" test rendering a html annotation"""
a = QgsHtmlAnnotation()
a.setFrameSize(QSizeF(400, 250))
a.setFrameOffsetFromReferencePoint(QPointF(70, 90))
html = TEST_DATA_DIR + "/test_html.html"
a.setSourceFile(html)
im = self.renderAnnotation(a, QPointF(20, 30))
self.assertTrue(self.imageCheck('html_annotation', 'html_annotation', im))
# check clone
clone = a.clone()
im = self.renderAnnotation(a, QPointF(20, 30))
self.assertTrue(self.imageCheck('html_annotation', 'html_annotation', im))
def testHtmlAnnotationSetHtmlSource(self):
""" test rendering html annotation where the html is set directly (not from file)"""
a = QgsHtmlAnnotation()
a.fillSymbol().symbolLayer(0).setStrokeColor(QColor(0, 0, 0))
a.markerSymbol().symbolLayer(0).setStrokeColor(QColor(0, 0, 0))
a.setFrameSizeMm(QSizeF(400 / 3.7795275, 250 / 3.7795275))
a.setFrameOffsetFromReferencePointMm(
QPointF(70 / 3.7795275, 90 / 3.7795275))
htmlFile = open(TEST_DATA_DIR + "/test_html.html")
htmlText = htmlFile.read()
a.setHtmlSource(htmlText)
im = self.renderAnnotation(a, QPointF(20, 30))
self.assertTrue(
self.imageCheck('html_annotation_html_source', 'html_annotation',
im))
def testHtmlAnnotation(self):
""" test rendering a html annotation"""
a = QgsHtmlAnnotation()
a.fillSymbol().symbolLayer(0).setStrokeColor(QColor(0, 0, 0))
a.markerSymbol().symbolLayer(0).setStrokeColor(QColor(0, 0, 0))
a.setFrameSizeMm(QSizeF(400 / 3.7795275, 250 / 3.7795275))
a.setFrameOffsetFromReferencePointMm(QPointF(70 / 3.7795275, 90 / 3.7795275))
html = TEST_DATA_DIR + "/test_html.html"
a.setSourceFile(html)
im = self.renderAnnotation(a, QPointF(20, 30))
self.assertTrue(self.imageCheck('html_annotation', 'html_annotation', im))
# check clone
clone = a.clone()
im = self.renderAnnotation(clone, QPointF(20, 30))
self.assertTrue(self.imageCheck('html_annotation', 'html_annotation', im))
def testHtmlAnnotationWithFeature(self):
""" test rendering a html annotation with a feature"""
layer = QgsVectorLayer("Point?crs=EPSG:3111&field=station:string&field=suburb:string",
'test', "memory")
a = QgsHtmlAnnotation()
a.setFrameSize(QSizeF(400, 250))
a.setFrameOffsetFromReferencePoint(QPointF(70, 90))
a.setMapLayer(layer)
html = TEST_DATA_DIR + "/test_html_feature.html"
a.setSourceFile(html)
im = self.renderAnnotation(a, QPointF(20, 30))
self.assertTrue(self.imageCheck('html_nofeature', 'html_nofeature', im))
f = QgsFeature(layer.fields())
f.setValid(True)
f.setAttributes(['hurstbridge', 'somewhere'])
a.setAssociatedFeature(f)
im = self.renderAnnotation(a, QPointF(20, 30))
self.assertTrue(self.imageCheck('html_feature', 'html_feature', im))
def canvasReleaseEvent(self, mouseEvent):
self.currentMoveAction = QgsMapCanvasAnnotationItem.NoAction
self.setCursor(self.cursor)
results = self.identify(mouseEvent.x(), mouseEvent.y(),
self.selectionMode, self.VectorLayer)
for r in results:
# TODO: filter out features in layers that aren't relevant
if False:
continue
layer = r.mLayer
feature = r.mFeature
a = QgsHtmlAnnotation()
a.setMapLayer(layer)
html = os.path.join(os.path.dirname(__file__), 'html',
'current_predictions_annotation.html')
a.setSourceFile(html)
a.setAssociatedFeature(feature)
# TODO: this size and offset are wack. Can we dynamically calculate from the content somehow?
a.setFrameSize(QSizeF(270, 160))
a.setFrameOffsetFromReferencePoint(QPointF(-300, -200))
a.setMapPosition(feature.geometry().asPoint())
a.setMapPositionCrs(QgsCoordinateReferenceSystem(layer.crs()))
# disable its symbol
for symbol in a.markerSymbol().symbolLayers():
symbol.setEnabled(False)
QgsProject.instance().annotationManager().addAnnotation(a)
# select the just-created annotation to make it easy to move or resize
item = self.itemForAnnotation(a)
if item:
self.canvas.scene().clearSelection()
item.setSelected(True)
break
