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Add String indicator #1590

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merged 1 commit into from
Sep 17, 2020
+32 −0
Merged

Add String indicator #1590

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32 changes: 32 additions & 0 deletions panel/widgets/indicators.py
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Original file line number Diff line number Diff line change
Expand Up @@ -170,6 +170,38 @@ def _process_param_change(self, msg):
return msg


class String(ValueIndicator):
"""
The String indicator renders a string with a title.
"""

default_color = param.String(default='black')

font_size = param.String(default='54pt')

title_size = param.String(default='18pt')

value = param.String(default=None)

_rename = {}

_widget_type = HTML

def _process_param_change(self, msg):
msg = super()._process_param_change(msg)
font_size = msg.pop('font_size', self.font_size)
title_font_size = msg.pop('title_size', self.title_size)
name = msg.pop('name', self.name)
value = msg.pop('value', self.value)
color = msg.pop('default_color', self.default_color)
text = f'<div style="font-size: {font_size}; color: {color}">{value}</div>'
if self.name:
title_font_size = msg.pop('title_size', self.title_size)
text = f'<div style="font-size: {title_font_size}; color: {color}">{name}</div>\n{text}'
msg['text'] = escape(text)
return msg


class Gauge(ValueIndicator):
"""
A Gauge represents a value in some range as a position on
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