dwker/lightweight-charts-python
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Added the marker_list function for setting multiple markers.

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louisnw
2024-02-14 16:03:17 +00:00
parent 5861da2123
commit 8715ddae58
1 changed files with 25 additions and 1 deletions
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26
lightweight_charts/abstract.py
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@ -250,6 +250,31 @@ class SeriesCommon(Pane):
''')
self.run_script(f'{self.id}.series.update({js_data(series)})')
def marker_list(self, markers: list):
"""
Creates multiple markers.\n
:param markers: The list of markers to set. These should be in the format:\n
[
{"time": "2021-01-21", "position": "below", "shape": "circle", "color": "#2196F3", "text": ""},
{"time": "2021-01-22", "position": "below", "shape": "circle", "color": "#2196F3", "text": ""},
...
]
:return: a list of marker ids.
"""
markers = markers.copy()
marker_ids = []
for i, marker in enumerate(markers):
markers[i]['time'] = self._single_datetime_format(markers[i]['time'])
markers[i]['position'] = marker_position(markers[i]['position'])
markers[i]['shape'] = marker_shape(markers[i]['shape'])
markers[i]['id'] = self.win._id_gen.generate()
marker_ids.append(markers[i]['id'])
self.run_script(f"""
{self.id}.markers.push(...{markers})
{self.id}.series.setMarkers({self.id}.markers)
""")
return marker_ids
def marker(self, time: datetime = None, position: MARKER_POSITION = 'below',
shape: MARKER_SHAPE = 'arrow_up', color: str = '#2196F3', text: str = ''
) -> str:
@ -964,7 +989,6 @@ class AbstractChart(Candlestick, Pane):
self.run_script(f'''
{self.id}.commandFunctions.unshift((event) => {{
console.log(event.key)
if ({key_condition}) {{
event.preventDefault()
window.callbackFunction(`{modifier_key, keys}_~_{key}`)