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Added dpi option to plot command even outside savefig option #678

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Added dpi option to plot command even outside savefig option #678

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11 changes: 11 additions & 0 deletions src/mplfinance/plotting.py
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Original file line number Diff line number Diff line change
Expand Up @@ -180,6 +180,10 @@ def _valid_plot_kwargs():
and isinstance(value[0],(float,int))
and isinstance(value[1],(float,int)) },

'dpi' : { 'Default' : None, # Set the resolution of the figure in dots-per-inch.
'Description' : 'Set the resolution of the figure in dots-per-inch',
'Validator' : lambda value: isinstance(value,float) or isinstance(value,int) },

'fontscale' : { 'Default' : None, # scale all fonts up or down
'Description' : 'Scale font sizes up (if > 1) or down (if < 1)',
'Validator' : lambda value: isinstance(value,float) or isinstance(value,int) },
Expand Down Expand Up @@ -444,6 +448,11 @@ def plot( data, **kwargs ):
'\n\n WARNING: `figsize` has NO effect in External Axes Mode.'+
'\n\n ================================================================ ',
category=UserWarning)
if config['dpi'] is not None:
warnings.warn('\n\n ================================================================= '+
'\n\n WARNING: `dpi` has NO effect in External Axes Mode.'+
'\n\n ================================================================ ',
category=UserWarning)
else:
if config['figscale'] is None: config['figscale'] = 1.0
if config['figratio'] is None: config['figratio'] = DEFAULT_FIGRATIO
Expand Down Expand Up @@ -1012,6 +1021,8 @@ def _adjust_figsize(fig,config):
else:
fsize = config['figsize']
fig.set_size_inches(fsize)
if not config['dpi'] is None:
fig.set_dpi(config['dpi'])

def _adjust_fontsize(config):
if config['fontscale'] is None:
Expand Down