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Fix PEP8.
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@matham
matham committed Nov 27, 2019
1 parent 6416798 commit b63f12c
Showing 1 changed file with 38 additions and 23 deletions.
61 changes: 38 additions & 23 deletions kivy_garden/graph/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,7 @@

from ._version import __version__


def identity(x):
return x

Expand Down Expand Up @@ -160,22 +161,24 @@ class Graph(Widget):
'''

_with_stencilbuffer = BooleanProperty(True)
'''Whether :class:`Graph`'s FBO should use FrameBuffer (True) or not (False).
'''Whether :class:`Graph`'s FBO should use FrameBuffer (True) or not
(False).
.. warning:: This property is internal and so should be used with care. It can break
some other graphic instructions used by the :class:`Graph`, for example you can have
problems when drawing :class:`SmoothLinePlot` plots, so use it only when you know
what exactly you are doing.
.. warning:: This property is internal and so should be used with care.
It can break some other graphic instructions used by the :class:`Graph`,
for example you can have problems when drawing :class:`SmoothLinePlot`
plots, so use it only when you know what exactly you are doing.
:data:`_with_stencilbuffer` is a :class:`~kivy.properties.BooleanProperty`, defaults
to True.
:data:`_with_stencilbuffer` is a :class:`~kivy.properties.BooleanProperty`,
defaults to True.
'''

def __init__(self, **kwargs):
super(Graph, self).__init__(**kwargs)

with self.canvas:
self._fbo = Fbo(size=self.size, with_stencilbuffer=self._with_stencilbuffer)
self._fbo = Fbo(
size=self.size, with_stencilbuffer=self._with_stencilbuffer)

with self._fbo:
self._background_color = Color(*self.background_color)
Expand All @@ -187,7 +190,8 @@ def __init__(self, **kwargs):

with self.canvas:
Color(1, 1, 1)
self._fbo_rect = Rectangle(size=self.size, texture=self._fbo.texture)
self._fbo_rect = Rectangle(
size=self.size, texture=self._fbo.texture)

mesh = self._mesh_rect
mesh.vertices = [0] * (5 * 4)
Expand Down Expand Up @@ -340,7 +344,8 @@ def _update_labels(self):
xlabel.text = self.xlabel
xlabel.texture_update()
xlabel.size = xlabel.texture_size
xlabel.pos = int(x + width / 2. - xlabel.width / 2.), int(padding + y)
xlabel.pos = int(
x + width / 2. - xlabel.width / 2.), int(padding + y)
y_next += padding + xlabel.height
if ylabel:
ylabel.text = self.ylabel
Expand Down Expand Up @@ -415,9 +420,11 @@ def _update_labels(self):
y_next += padding + xlabels[0].texture_size[1]
# now re-center the x and y axis labels
if xlabel:
xlabel.x = int(x_next + (xextent - x_next) / 2. - xlabel.width / 2.)
xlabel.x = int(
x_next + (xextent - x_next) / 2. - xlabel.width / 2.)
if ylabel:
ylabel.y = int(y_next + (yextent - y_next) / 2. - ylabel.height / 2.)
ylabel.y = int(
y_next + (yextent - y_next) / 2. - ylabel.height / 2.)
ylabel.angle = 90
if x_overlap:
for k in range(len(xlabels)):
Expand Down Expand Up @@ -497,7 +504,8 @@ def _update_ticks(self, size):
top = metrics.dp(8) + size[0]
ratio = (size[3] - size[1]) / float(ymax - ymin)
for k in range(start, len(ypoints2) + start):
vert[k * 8 + 1] = size[1] + (ypoints2[k - start] - ymin) * ratio
vert[k * 8 + 1] = size[1] + (
ypoints2[k - start] - ymin) * ratio
vert[k * 8 + 5] = vert[k * 8 + 1]
vert[k * 8] = size[0]
vert[k * 8 + 4] = top
Expand All @@ -510,13 +518,13 @@ def get_x_axis(self, axis=0):
if axis == 0:
return self.xlog, self.xmin, self.xmax
info = self.x_axis[axis]
return (info["log"], info["min"], info["max"])
return info["log"], info["min"], info["max"]

def get_y_axis(self, axis=0):
if axis == 0:
return self.ylog, self.ymin, self.ymax
info = self.y_axis[axis]
return (info["log"], info["min"], info["max"])
return info["log"], info["min"], info["max"]

def add_x_axis(self, xmin, xmax, xlog=False):
data = {
Expand Down Expand Up @@ -1158,7 +1166,8 @@ def _set_mode(self, value):
def create_drawings(self):
self._color = Color(*self.color)
self._mesh = Mesh(mode='line_strip')
self.bind(color=lambda instr, value: setattr(self._color, "rgba", value))
self.bind(
color=lambda instr, value: setattr(self._color, "rgba", value))
return [self._color, self._mesh]

def draw(self, *args):
Expand Down Expand Up @@ -1328,7 +1337,8 @@ def __init__(self, **kwargs):
def create_drawings(self):
self._image = Rectangle()
self._color = Color([1, 1, 1, 1])
self.bind(color=lambda instr, value: setattr(self._color, 'rgba', value))
self.bind(
color=lambda instr, value: setattr(self._color, 'rgba', value))
return [self._color, self._image]

def draw(self, *args):
Expand Down Expand Up @@ -1403,7 +1413,8 @@ def update_bar_width(self, *ar):
def create_drawings(self):
self._color = Color(*self.color)
self._mesh = Mesh()
self.bind(color=lambda instr, value: setattr(self._color, 'rgba', value))
self.bind(
color=lambda instr, value: setattr(self._color, 'rgba', value))
return [self._color, self._mesh]

def draw(self, *args):
Expand Down Expand Up @@ -1619,7 +1630,7 @@ def build(self):
'label_options': {
'color': rgb('444444'), # color of tick labels and titles
'bold': True},
'background_color': rgb('f8f8f2'), # back ground color of canvas
'background_color': rgb('f8f8f2'), # canvas background color
'tick_color': rgb('808080'), # ticks and grid
'border_color': rgb('808080')} # border drawn around each graph

Expand Down Expand Up @@ -1716,14 +1727,18 @@ def make_contour_data(self, ts=0):

for ii, t in enumerate(time):
for jj, x in enumerate(position):
data[ii, jj] = sin(k * x + omega * t) + sin(-k * x + omega * t) / ts
return ((0, max(position)), (0, max(time)), data)
data[ii, jj] = sin(
k * x + omega * t) + sin(-k * x + omega * t) / ts
return (0, max(position)), (0, max(time)), data

def update_points(self, *args):
self.plot.points = [(x / 10., cos(Clock.get_time() + x / 50.)) for x in range(-500, 501)]
self.plot.points = [
(x / 10., cos(Clock.get_time() + x / 50.))
for x in range(-500, 501)]

def update_contour(self, *args):
_, _, self.contourplot.data[:] = self.make_contour_data(Clock.get_time())
_, _, self.contourplot.data[:] = self.make_contour_data(
Clock.get_time())
# this does not trigger an update, because we replace the
# values of the arry and do not change the object.
# However, we cannot do "...data = make_contour_data()" as
Expand Down

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