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plotter.py
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plotter.py
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from matplotlib.ticker import MultipleLocator
from worldstate import WorldState
from annotation import Annotation
from utils import rgb_to_hex
from matplotlib.patches import Ellipse
from threading import Thread
class Plotter(object):
"""
Given the data, plot it on one graph
Plots currently supported:
Intensity plot.
General line plots.
"""
def __init__(self, axes):
#WorldState.Instance() = WorldState.Instance()
self.axes = axes
self.mpl_legend = False
def plot(self):
#plotting_thread = Thread(target=self.plot_thread)
#plotting_thread.start()
self.plot_thread()
def plot_thread(self):
"""
Attempt to plot each line.
Then set the environment of the graph
"""
self.axes.clear()
for result in WorldState.Instance().session_dict['lines']:
for key in WorldState.Instance().session_dict['lines'][result]:
self.plot_line(WorldState.Instance().session_dict['lines'][result][key])
#my interactive legend
if (WorldState.Instance().session_dict['redraw_legend']):
WorldState.Instance().legend.draw_legend()
#matplotlib legend - for saving with a legend
if (self.mpl_legend):
self.axes.legend()
self.axes.xaxis.set_minor_locator(MultipleLocator(WorldState.Instance().session_dict['xmax']*1.1/20))
if WorldState.Instance().session_dict['normalised']:
self.axes.yaxis.set_minor_locator(MultipleLocator(1.1/20))
else:
self.axes.yaxis.set_minor_locator(MultipleLocator(WorldState.Instance().session_dict['ymax']*1.1/20))
self.axes.set_ylabel('Process Count/Variable Value')
self.axes.set_xlabel('Time')
self.axes.xaxis.grid(True, 'minor')
self.axes.yaxis.grid(True, 'minor')
self.axes.set_title(WorldState.Instance().session_dict['title'])
if WorldState.Instance().session_dict['normalised']:
self.axes.axis((WorldState.Instance().session_dict['xmin'], WorldState.Instance().session_dict['xmax'], 0, 1.1))
else:
self.axes.axis((WorldState.Instance().session_dict['xmin'], WorldState.Instance().session_dict['xmax'], WorldState.Instance().session_dict['ymin'], WorldState.Instance().session_dict['ymax']*1.1))
if WorldState.Instance().session_dict['draw_annotations']:
self.redraw_annotations()
#WorldState.Instance().graph_canvas.draw()
self.vertical_line()
def redraw_annotations(self):
"""
go through the list of annotations and plot them
"""
for annotation in WorldState.Instance().session_dict['annotations']:
if annotation.normalised:
if WorldState.Instance().session_dict['normalised']:
y1 = annotation.y1
try:
y2 = annotation.y2
except:
pass
width = 0.075
else:
y1 = annotation.y1 * WorldState.Instance().session_dict['ymax']
try:
y2 = annotation.y2 * WorldState.Instance().session_dict['ymax']
except:
pass
width=0.075*WorldState.Instance().session_dict['ymax']
else:
if not WorldState.Instance().session_dict['normalised']:
y1 = annotation.y1
try:
y2 = annotation.y2
except:
pass
width=0.075*WorldState.Instance().session_dict['ymax']
else:
y1 = annotation.y1 / WorldState.Instance().session_dict['ymax']
try:
y2 = annotation.y2 / WorldState.Instance().session_dict['ymax']
except:
pass
width = 0.075
if annotation.type == WorldState.Instance()._TEXT_ARROW:
self.axes.annotate(annotation.text, xy=(annotation.x2, y2), xytext=(annotation.x1, y1), arrowprops=dict(facecolor=annotation.colour, shrink=0.05))
elif annotation.type == WorldState.Instance()._ARROW:
self.axes.annotate("", xy=(annotation.x2, y2), xytext=(annotation.x1, y1), arrowprops=dict(facecolor=annotation.colour, shrink=0.05))
elif annotation.type == WorldState.Instance()._CIRCLE:
circle1 = Ellipse((annotation.x1, y1), width=width, height=0.075*WorldState.Instance().session_dict['xmax'], angle=90, facecolor='w', edgecolor=annotation.colour)
self.axes.add_artist(circle1)
elif annotation.type == WorldState.Instance()._TEXT:
self.axes.text(annotation.x1, y1, annotation.text)
#This is the arrow following mouse annotation thing
if WorldState.Instance().session_dict['temp_annotation'] is not None:
annotation = WorldState.Instance().session_dict['temp_annotation']
self.axes.annotate("", xy=(annotation.x2, annotation.y2), xytext=(annotation.x1, annotation.y1), arrowprops=dict(facecolor=annotation.colour, shrink=0.05))
def annotate_arrow(self, (x1, y1), (x2, y2), text="", colour="black"):
#self.axes.annotate(text, xy=(x2, y2), xytext=(x1, y1), arrowprops=dict(facecolor=colour, shrink=0.05))
WorldState.Instance().session_dict['annotate'] = False
if text:
annotation = Annotation(WorldState.Instance()._TEXT_ARROW, (x1, y1), (x2, y2), text, colour, WorldState.Instance().session_dict['normalised'])
else:
annotation = Annotation(WorldState.Instance()._ARROW, (x1, y1), (x2, y2), normalised=WorldState.Instance().session_dict['normalised'])
WorldState.Instance().session_dict['annotations'].append(annotation)
WorldState.Instance().lamport_clock += 1
WorldState.Instance().client.add_annotation(annotation)
#WorldState.Instance().graph_canvas.draw()
self.plot()
def annotate_text(self, (x, y), text="Annotation"):
#self.axes.text(x, y, text)
annotation = Annotation(WorldState.Instance()._TEXT, (x, y), text=text, normalised=WorldState.Instance().session_dict['normalised'])
WorldState.Instance().session_dict['annotate'] = False
WorldState.Instance().session_dict['annotations'].append(annotation)
WorldState.Instance().lamport_clock += 1
WorldState.Instance().client.add_annotation(annotation)
#WorldState.Instance().graph_canvas.draw()
self.plot()
def annotate_circle(self, (x, y), colour="black"):
#circle1 = Ellipse((x, y), width=0.075*WorldState.Instance().session_dict['ymax'], height=0.075*WorldState.Instance().session_dict['xmax'], angle=90, facecolor='w', edgecolor=colour)
annotation = Annotation(WorldState.Instance()._CIRCLE, (x, y), colour=colour, normalised=WorldState.Instance().session_dict['normalised'])
#self.axes.add_artist(circle1)
WorldState.Instance().session_dict['annotate'] = False
WorldState.Instance().session_dict['annotations'].append(annotation)
WorldState.Instance().lamport_clock += 1
WorldState.Instance().client.add_annotation(annotation)
#WorldState.Instance().graph_canvas.draw()
self.plot()
def vertical_line(self):
"""
The sliding bar that follows the clock
"""
if WorldState.Instance().session_dict['normalised']:
height = 1
else:
height = WorldState.Instance().session_dict['ymax']
self.axes.plot([WorldState.Instance().session_dict['clock'], WorldState.Instance().session_dict['clock']], [0, height], label="time_line", color='red', lw=3)
WorldState.Instance().graph_canvas.draw()
self.axes.lines.pop()
def plot_line(self, line):
"""
Decides, for each line, how we're going to plot, normal or with intensities
"""
if line.plot_line:
if not WorldState.Instance().session_dict['normalised']:
if not line.intense_plot:
self.axes.plot(line.original_time, line.original_results, label=line.species, color=rgb_to_hex(line.rgb_tuple), alpha=1, lw=line.thickness)
else:
for (sub_plot, new_colour) in line.sub_plot_tuples:
self.axes.plot(line.interpolated_time, sub_plot, color=new_colour, lw=line.thickness)
else:
if not line.intense_plot:
self.axes.plot(line.original_time, line.normalised_results, label=line.species, color=rgb_to_hex(line.rgb_tuple), alpha=1, lw=line.thickness)
else:
for (sub_plot, new_colour) in line.normalised_sub_plots:
self.axes.plot(line.interpolated_time, sub_plot, color=new_colour, lw=line.thickness)