def getLegend(layer, renderer, outputProjectFileName, safeLayerName):
if isinstance(renderer, QgsSingleSymbolRenderer):
symbol = renderer.symbol()
legendIcon = QgsSymbolLayerUtils.symbolPreviewPixmap(
symbol, QSize(16, 16))
legendIcon.save(
os.path.join(outputProjectFileName, "legend",
safeLayerName + ".png"))
legend = ('<img src="legend/' + safeLayerName + '.png" /> ')
legend += layer.name()
else:
if isinstance(renderer, QgsCategorizedSymbolRenderer):
classes = renderer.categories()
elif isinstance(renderer, QgsGraduatedSymbolRenderer):
classes = renderer.ranges()
elif isinstance(renderer, QgsRuleBasedRenderer):
classes = renderer.rootRule().children()
legend = layer.name().replace("'", "\\'") + "<br />"
legend += "<table>"
for cnt, c in enumerate(classes):
symbol = c.symbol()
legend = iconLegend(symbol, c, outputProjectFileName,
safeLayerName, legend, cnt)
legend += "</table>"
symbol = classes[0].symbol()
return (legend, symbol)
def getLegend(layer, renderer, outputProjectFileName, safeLayerName):
if isinstance(renderer, QgsSingleSymbolRenderer):
symbol = renderer.symbol()
legendIcon = QgsSymbolLayerUtils.symbolPreviewPixmap(symbol,
QSize(16, 16))
legendIcon.save(os.path.join(outputProjectFileName, "legend",
safeLayerName + ".png"))
legend = ('<img src="legend/' + safeLayerName + '.png" /> ')
legend += layer.name()
else:
if isinstance(renderer, QgsCategorizedSymbolRenderer):
classes = renderer.categories()
elif isinstance(renderer, QgsGraduatedSymbolRenderer):
classes = renderer.ranges()
elif isinstance(renderer, QgsRuleBasedRenderer):
classes = renderer.rootRule().children()
legend = layer.name().replace("'", "\\'") + "<br />"
legend += "<table>"
for cnt, c in enumerate(classes):
symbol = c.symbol()
legend = iconLegend(symbol, c, outputProjectFileName,
safeLayerName, legend, cnt)
legend += "</table>"
symbol = classes[0].symbol()
return (legend, symbol)
