本文整理汇总了Python中pyqtgraph.GraphicsLayoutWidget.setBackground方法的典型用法代码示例。如果您正苦于以下问题：Python GraphicsLayoutWidget.setBackground方法的具体用法？Python GraphicsLayoutWidget.setBackground怎么用？Python GraphicsLayoutWidget.setBackground使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pyqtgraph.GraphicsLayoutWidget的用法示例。
在下文中一共展示了GraphicsLayoutWidget.setBackground方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: ScopeWindow
# 需要导入模块: from pyqtgraph import GraphicsLayoutWidget [as 别名]
# 或者: from pyqtgraph.GraphicsLayoutWidget import setBackground [as 别名]
#.........这里部分代码省略.........
self.index += index_insert
for a in index_remove:
self.index.remove(a)
# Insert new episodes
for i in index_insert:
self.episodes['Data'][i] = NeuroData(dataFile=self.episodes['Dirs'][i], old=True, infoOnly=False, getTime=True)
self._loaded_array.append(i)
# call self.drawPlot
self.drawEpisode(self.episodes['Data'][i], info=(self.episodes['Name'], self.episodes['Epi'][i]))
# Remove episodes
for j in index_remove:
self.removeEpisode(info=(self.episodes['Name'], self.episodes['Epi'][j]))
def drawEpisode(self, zData, info=None, pen=None):
"""Draw plot from 1 zData"""
# Set up pen color
if self.options['colorfy']:
availableColors = list(colors)
for c in self._usedColors:
availableColors.remove(c)
pen = availableColors[0]
self._usedColors.append(pen)
elif pen is None:
pen = self.options['theme']['pen']
# Loop through all the subplots
for n, l in enumerate(self.options['layout']):
# get viewbox
p = self.graphicsView.getItem(row=l[2], col=l[3])
if p is None:
p = self.graphicsView.addPlot(row=l[2], col=l[3])
# Make sure later viewboxes are linked in time domain
if n>0:
p.setXLink(self.graphicsView.getItem(row=0, col=0))
# put an identifier on the trace
if isinstance(info, tuple):
pname = info[0]+'.'+info[1]+'.'+l[0]+'.'+l[1]
else:
pname = None
p.plot(x=zData.Time, y=getattr(zData, l[0])[l[1]], pen=pen, name=pname)
def removeEpisode(self, info=None):
if not info:
return
for l in self.options['layout']:
# get viewbox
p1 = self.graphicsView.getItem(row=l[2], col=l[3])
pname = info[0]+'.'+info[1]+'.'+l[0]+'.'+l[1]
remove_index = []
for k, a in enumerate(p1.listDataItems()):
if a.name() == pname: # matching
p1.removeItem(a)
remove_index.append(k)
# recover the colors
if remove_index and self.options['colorfy']:
for r in remove_index:
del self._usedColors[r]
# ----------------------- Layout utilities --------------------------------
def setLayout(self):
return
# ----------------------- Option utilities ----------------------------------
def toggleTraceColors(self, checked):
"""Change traces from black to color coded"""
# if already painted in color, paint in default pen again
if not checked:
self.options['colorfy'] = False
self._usedColors = [] # reset used colors
else:
self.options['colorfy'] = True
for l in self.options['layout']:
# get viewbox
p = self.graphicsView.getItem(row=l[2], col=l[3])
for k, a in enumerate(p.listDataItems()):
if not checked:
pen = self.options['theme']['pen']
else:
pen = colors[k%len(colors)]
if pen not in self._usedColors:
self._usedColors.append(pen)
pen = pg.mkPen(pen)
a.setPen(pen)
def setDisplayTheme(self, theme='whiteboard'):
self.options['theme'] = {'blackboard':{'background':'k', 'pen':'w'}, \
'whiteboard':{'background':'w', 'pen':'k'}\
}.get(theme)
self.graphicsView.setBackground(self.options['theme']['background'])