def clear_plotted_items(self, graph: pg.PlotWidget):
dataItems = graph.listDataItems()
for i in dataItems:
# console(i.name(), " ", y_name)
if i is not None:
graph.removeItem(i)
graph.plotItem.legend.clear()
def update_graph(self,
graph: pg.PlotWidget,
x,
y,
y_name,
x_Unit,
y_Unit='V',
color=(255, 255, 102)):
"""
Updates a graph
:param graph: plotWidget
:param x: x dataset
:param y: y dataset
:param y_name: name (MUST)
:param color: default: 255, 255, 102
:return:
"""
sizex = len(x)
sizey = len(y)
np_x = np.asarray(x)
np_y = np.asarray(y)
if sizex == sizey:
dataItems = graph.listDataItems()
for i in dataItems:
# console(i.name(), " ", y_name)
if i is not None:
if i.name() == y_name:
graph.removeItem(i)
cpen = mkPen(color=color, width=3)
# npx, npy = get_mod_array(np_x, np_y, self.ui.corZeroBox.isChecked(), self.ui.formulaEdit.text())
graph.plot(np_x, np_y, pen=cpen, name=y_name)
self.replot_saved_graphs()
graph.setLabel('bottom', "Time scale", units=str(x_Unit))
graph.setLabel('left', "CH scale", units=str(y_Unit))
else:
console("Inequality", y_name, " ; ", sizex, " ; ", sizey)
self.append_html_paragraph(
"Inequality: " + str(y_name) + " ; " + str(sizex) + " ; " +
str(sizey), -1, True)