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create_overview.py
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create_overview.py
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#!/usr/bin/python
# make it possible to run script on shell without X
import matplotlib as mpl
mpl.use('Agg')
import sys
import waveshaper.tables as tables
import waveshaper.Painter as Painter
import io
import base64
from waveshaper.MatplotlibSurface import MatplotlibSurface
from waveshaper.RenderInstruction import RenderInstruction
from waveshaper.InstructionSequence import InstructionSequence
from waveshaper.EnvironmentChangeInstruction import EnvironmentChangeInstruction
def plot_symbol(sym):
s = MatplotlibSurface()
p = Painter.Painter(s)
i = RenderInstruction(sym, 1)
i.render_symbol(p)
i.render_symbol_bg(p)
s.ax.plot([0, 1], [.5, .5], linewidth=.2, color='grey')
s.ax.plot([0, 1], [-.5, -.5], linewidth=.2, color='grey')
s.ax.plot([0.2, 0.2], [.6, -.6], linewidth=.2, color='grey')
s.ax.plot([0.8, 0.8], [.6, -.6], linewidth=.2, color='grey')
s.ax.set_xlim([0, 1])
s.ax.set_ylim([-.6, .6])
imgdata = io.BytesIO()
s.fig.set_size_inches([.5, .6])
s.fig.savefig(imgdata, format='png')
imgbase64 = base64.b64encode(imgdata.getvalue()).decode('utf-8')
return imgbase64
def plot_transition(sym1, sym2):
s = MatplotlibSurface()
p = Painter.Painter(s)
i = [
EnvironmentChangeInstruction('color', 'red'),
RenderInstruction(sym1, 1),
EnvironmentChangeInstruction('color', 'green'),
RenderInstruction(sym2, 1),
]
seq = InstructionSequence(i)
try:
seq.execute(p)
except KeyError:
raise
s.ax.plot([0, 2], [.6, -.6], linewidth=.2, color='red')
s.ax.plot([0, 2], [.5, .5], linewidth=.2, color='grey')
s.ax.plot([0, 2], [-.5, -.5], linewidth=.2, color='grey')
s.ax.plot([1, 1], [.6, -.6], linewidth=.2, color='grey')
s.ax.plot([0.8, 0.8], [.6, -.6], linewidth=.2, color='grey')
s.ax.plot([1.2, 1.2], [.6, -.6], linewidth=.2, color='grey')
s.ax.set_xlim([0, 2])
s.ax.set_ylim([-0.6, 0.6])
imgdata = io.BytesIO()
s.fig.set_size_inches([1, .6])
s.fig.savefig(imgdata, format='png')
imgbase64 = base64.b64encode(imgdata.getvalue()).decode('utf-8')
return imgbase64
def plot_symbols(f):
print('<table>', file=f)
print('<tr>', file=f)
for sym in sorted(tables.symbols.keys()):
print('<td style="text-align:center">{0}</td>'.format(sym), file=f)
print('</tr><tr>', file=f)
for sym in sorted(tables.symbols.keys()):
imgdata = plot_symbol(sym)
tr = '<td><img src="data:image/png;base64,{img}"</img></td>'.format(img = imgdata)
print(tr, file=f)
print('</tr>', file=f)
print('</table>', file=f)
def plot_transitions(f):
print('<table>', file=f)
print('<tr><td></td>', file=f)
for sym in sorted(tables.symbols.keys()):
print('<td style="text-align:center">{0}</td>'.format(sym), file=f)
print('</tr>', file=f)
for sym1 in sorted(tables.symbols.keys()):
print('<tr>', file=f)
print('<td>{0}</td>'.format(sym1), file=f)
for sym2 in sorted(tables.symbols.keys()):
imgdata = plot_transition(sym1, sym2)
tr = '<td><img src="data:image/png;base64,{img}"</img></td>'.format(img=imgdata)
print(tr, file=f)
print('</tr>', file=f)
def main():
with open('overview.html', mode='w') as f:
print('<html><body>', file=f)
plot_symbols(f)
print('<br /><br />', file=f)
plot_transitions(f)
print('</body></html>', file=f)
if __name__ == '__main__':
sys.exit(main())