dwker/lightweight-charts-python
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- legend 'text' parameter for displaying static text

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- table 'resize' method
This commit is contained in:
louisnw
2023-10-09 17:30:40 +01:00
parent 8b6a92be62
commit 33be333b41
4 changed files with 40 additions and 25 deletions
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29
lightweight_charts/abstract.py
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@ -174,9 +174,8 @@ class SeriesCommon(Pane):
def _push_to_legend(self):
self.run_script(f'''
{self._chart.id}.lines.push({self.id})
if ('legend' in {self._chart.id}) {{
{self._chart.id}.legend.lines.push({self._chart.id}.legend.makeLineRow({self.id}))
}}''')
{self._chart.id}.legend.lines.push({self._chart.id}.legend.makeLineRow({self.id}))
''')
@staticmethod
def _format_labels(data, labels, index, exclude_lowercase):
@ -469,11 +468,9 @@ class Line(SeriesCommon):
self._chart._lines.remove(self) if self in self._chart._lines else None
self.run_script(f'''
{self._chart.id}.chart.removeSeries({self.id}.series)
if ('legend' in {self._chart.id}) {{
{self._chart.id}.legend.lines.forEach(line => {{
if (line.line === {self.id}) {self._chart.id}.legend.div.removeChild(line.row)
}})
}}
{self._chart.id}.legend.lines.forEach(line => {{
if (line.line === {self.id}) {self._chart.id}.legend.div.removeChild(line.row)
}})
delete {self.id}
''')
@ -877,15 +874,25 @@ class AbstractChart(Candlestick, Pane):
}})''')
def legend(self, visible: bool = False, ohlc: bool = True, percent: bool = True, lines: bool = True,
color: str = 'rgb(191, 195, 203)', font_size: int = 11, font_family: str = 'Monaco'):
color: str = 'rgb(191, 195, 203)', font_size: int = 11, font_family: str = 'Monaco',
text: str = ''):
"""
Configures the legend of the chart.
"""
l_id = f'{self.id}.legend'
if not visible:
self.run_script(f'{l_id}.div.style.display = "none"')
return
self.run_script(f'''
{self.id}.legend = new Legend( {self.id}, {jbool(ohlc)}, {jbool(percent)}, {jbool(lines)},
'{color}', {font_size}, '{font_family}')
{l_id}.div.style.display = 'flex'
{l_id}.ohlcEnabled = {jbool(ohlc)}
{l_id}.percentEnabled = {jbool(percent)}
{l_id}.linesEnabled = {jbool(lines)}
{l_id}.div.style.color = '{color}'
{l_id}.color = '{color}'
{l_id}.div.style.fontSize = '{font_size}px'
{l_id}.div.style.fontFamily = '{font_family}'
{l_id}.text.innerText = '{text}'
''')
def spinner(self, visible):