Add min tick setting to axis type

bar_select
Tyler Goodlet 2020-11-06 15:24:01 -05:00
parent bdcee2b210
commit 0f458f8263
1 changed files with 18 additions and 4 deletions

View File

@ -39,11 +39,13 @@ class Axis(pg.AxisItem):
self, self,
linked_charts, linked_charts,
typical_max_str: str = '100 000.00', typical_max_str: str = '100 000.00',
min_tick: int = 2,
**kwargs **kwargs
) -> None: ) -> None:
super().__init__(**kwargs) super().__init__(**kwargs)
self.linked_charts = linked_charts self.linked_charts = linked_charts
self._min_tick = min_tick
self.setTickFont(_font.font) self.setTickFont(_font.font)
self.setStyle(**{ self.setStyle(**{
@ -58,6 +60,9 @@ class Axis(pg.AxisItem):
# size the pertinent axis dimension to a "typical value" # size the pertinent axis dimension to a "typical value"
self.resize() self.resize()
def set_min_tick(self, size: int) -> None:
self._min_tick = size
class PriceAxis(Axis): class PriceAxis(Axis):
@ -74,13 +79,20 @@ class PriceAxis(Axis):
# XXX: drop for now since it just eats up h space # XXX: drop for now since it just eats up h space
def tickStrings(self, vals, scale, spacing): def tickStrings(self, vals, scale, spacing):
digits = float_digits(spacing * scale)
# TODO: figure out how to enforce min tick spacing by passing
# it into the parent type
digits = max(float_digits(spacing * scale), self._min_tick)
# print(f'vals: {vals}\nscale: {scale}\nspacing: {spacing}') # print(f'vals: {vals}\nscale: {scale}\nspacing: {spacing}')
# print(f'digits: {digits}') # print(f'digits: {digits}')
return [ return [
('{:,.%df}' % digits).format(v).replace(',', ' ') for v in vals ('{value:,.{digits}f}')
.format(
digits=digits,
value=v,
).replace(',', ' ') for v in vals
] ]
@ -250,10 +262,12 @@ class XAxisLabel(AxisLabel):
class YAxisLabel(AxisLabel): class YAxisLabel(AxisLabel):
_h_margin = 3 _h_margin = 3
# _w_margin = 1
text_flags = ( text_flags = (
# QtCore.Qt.AlignLeft # QtCore.Qt.AlignLeft
QtCore.Qt.AlignVCenter QtCore.Qt.AlignHCenter
| QtCore.Qt.AlignVCenter
| QtCore.Qt.TextDontClip | QtCore.Qt.TextDontClip
) )
@ -269,7 +283,7 @@ class YAxisLabel(AxisLabel):
) -> None: ) -> None:
# this is read inside ``.paint()`` # this is read inside ``.paint()``
self.label_str = '{value: ,.{digits}f}'.format( self.label_str = '{value:,.{digits}f}'.format(
digits=self.digits, value=value).replace(',', ' ') digits=self.digits, value=value).replace(',', ' ')
br = self.boundingRect() br = self.boundingRect()