def _draw_click_instructions(subplot: plt_axes.Subplot,
doubleclick=True, singleclck=True):
instruction_texts = list()
instruction_texts.append("Interactive instructions:")
if singleclck:
instruction_texts.append(
"Click once on nucleotide to see its information")
if doubleclick:
instruction_texts.append(
"Make double clock on nucleotide to cut the subgraph with its "
"incoming and outgoing nucleotides in new figure")
instruction_text = "\n".join(instruction_texts)
subplot.annotate(
instruction_text, (0.5, 0.01), xycoords="figure fraction",
ha="center", va="bottom", ma="left",
bbox=dict(facecolor='white', edgecolor='blue', pad=5.0))
def _draw_key_text(text: str, center, theta1, theta2, radius, width,
subplot: plt_axes.Subplot, **text_kwargs):
text_center, theta = _get_wedge_center_and_angle(
center, radius, theta1, theta2, width)
text_angle = theta - 90
if text_angle > 90:
text_angle = text_angle - 180
if len(text) > 10:
text = text.replace("_", "_\n")
text_object = subplot.annotate(text, xy=text_center,
verticalalignment="center",
horizontalalignment="center",
rotation=text_angle, **text_kwargs)
text_object.draw(subplot.figure.canvas.renderer)
return text_object
