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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import math
import gi
from gi.repository import Gtk
from gi.repository import Gdk
class Face(Gtk.EventBox):
"""La cara."""
def __init__(self):
Gtk.EventBox.__init__(self)
self.eyes_box = None
self.mouth = None
self.type_eyes = 'Round'
self.type_mouth = 'Simple'
self.eyes_box = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
mouthbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
box.pack_start(self.eyes_box, True, True, 0)
box.pack_start(mouthbox, True, True, 0)
self.mouth = Mouth()
mouthbox.pack_start(self.mouth, True, True, 0)
self.add(box)
self.set_number_eyes(2)
self.show_all()
def set_type_mouth(self, tipo):
"""Actualizar el tipo de boca.
tipo puede ser 'Simple' o 'Waveform' o 'Frequency'"""
self.type_mouth = tipo
self.mouth.tipo = self.type_mouth
def set_type_eyes(self, tipo):
"""Actualizar el tipo de ojos.
tipo puede ser 'Round' o 'Glasses'"""
self.type_eyes = tipo
for child in self.eyes_box.get_children():
child.set_type(self.type_eyes)
def set_number_eyes(self, number):
"""Actualizar la cantidad de ojos."""
while len(self.eyes_box.get_children()) < number:
self.add_eye()
while len(self.eyes_box.get_children()) > number:
self.del_eye()
self.set_type_eyes(self.type_eyes)
def add_eye(self):
"""Agrega un ojo."""
self.eyes_box.pack_start(Eye(), True, True, 0)
def del_eye(self):
"""Quita un ojo."""
childs = self.eyes_box.get_children()
if childs:
eye = childs[-1]
self.eyes_box.remove(eye)
eye.destroy()
def look_at(self, pos):
"""Mirar hacia pos"""
x, y = pos
map(lambda e, x=x, y=y: e.look_at(x, y), self.eyes_box.get_children())
class Eye(Gtk.DrawingArea):
"""El ojo.
self.tipo puede ser 'Round' o 'Glasses'."""
def __init__(self):
Gtk.DrawingArea.__init__(self)
self.x, self.y = 0, 0
self.fill_color = (49000, 52000, 18000)
self.tipo = 'Round'
self.show_all()
def set_type(self, tipo):
"""Cambia el tipo de ojo.
tipo puede ser 'Round' o 'Glasses'"""
self.tipo = tipo
self.queue_draw()
def look_at(self, x, y):
""" Look. . ."""
self.x = x
self.y = y
self.queue_draw()
def computePupil(self):
"""La Pupila."""
rect = self.get_allocation()
if self.x is None or self.y is None:
if rect.x + rect.width / 2 < rect.width / 2:
cx = rect.width * 0.6
else:
cx = rect.width * 0.4
return cx, rect.height * 0.6
EYE_X, EYE_Y = self.translate_coordinates(
self.get_toplevel(), rect.width / 2, rect.height / 2)
EYE_HWIDTH = rect.width
EYE_HHEIGHT = rect.height
BALL_DIST = EYE_HWIDTH / 4
dx = self.x - EYE_X
dy = self.y - EYE_Y
if dx or dy:
angle = math.atan2(dy, dx)
cosa = math.cos(angle)
sina = math.sin(angle)
h = math.hypot(EYE_HHEIGHT * cosa, EYE_HWIDTH * sina)
x = (EYE_HWIDTH * EYE_HHEIGHT) * cosa / h
y = (EYE_HWIDTH * EYE_HHEIGHT) * sina / h
dist = BALL_DIST * math.hypot(x, y)
if dist < math.hypot(dx, dy):
dx = dist * cosa
dy = dist * sina
return rect.width / 2 + dx, rect.height / 2 + dy
def do_draw(self, context):
rect = self.get_allocation()
eyeSize = min(rect.width, rect.height)
outlineWidth = eyeSize / 20.0
pupilSize = eyeSize / 10.0
pupilX, pupilY = self.computePupil()
dX = pupilX - rect.width / 2.
dY = pupilY - rect.height / 2.
distance = math.sqrt(dX * dX + dY * dY)
limit = eyeSize / 2 - outlineWidth * 2 - pupilSize
if distance > limit:
pupilX = rect.width / 2 + dX * limit / distance
pupilY = rect.height / 2 + dY * limit / distance
r,g,b = self.fill_color
context.set_source_rgba(r,g,b,1)
context.rectangle(0, 0, rect.width, rect.height)
context.fill()
if self.tipo == 'Round':
# eye ball
context.set_source_rgb(1, 1, 1)
context.arc(rect.width / 2,
rect.height / 2,
eyeSize / 2 - outlineWidth / 2,
0, 360)
context.fill()
# outline
context.set_source_rgb(0, 0, 0)
context.set_line_width(outlineWidth)
context.arc(rect.width / 2,
rect.height / 2,
eyeSize / 2 - outlineWidth / 2,
0, 360)
context.stroke()
elif self.tipo == 'Glasses':
def roundrect(x1, y1, x2, y2):
context.move_to(x1, (y1 + y2) / 2.)
context.curve_to(x1, y1, x1, y1, (x1 + x2) / 2., y1)
context.curve_to(x2, y1, x2, y1, x2, (y1 + y2) / 2.)
context.curve_to(x2, y2, x2, y2, (x1 + x2) / 2., y2)
context.curve_to(x1, y2, x1, y2, x1, (y1 + y2) / 2.)
# eye ball
context.set_source_rgb(1, 1, 1)
roundrect(outlineWidth,
outlineWidth,
rect.width - outlineWidth,
rect.height - outlineWidth)
context.fill()
# outline
context.set_source_rgb(0, 0, 0)
context.set_line_width(outlineWidth)
roundrect(outlineWidth,
outlineWidth,
rect.width - outlineWidth,
rect.height - outlineWidth)
context.stroke()
# pupil
context.arc(pupilX, pupilY, pupilSize, 0, 360)
context.set_source_rgb(0, 0, 0)
context.fill()
return True
class Mouth(Gtk.DrawingArea):
"""La boca."""
def __init__(self):
Gtk.DrawingArea.__init__(self)
self.fill_color = (49000, 52000, 18000)
self.volume = 0
self.tipo = "Simple"
self.show_all()
def do_draw(self, context):
rect = self.get_allocation()
#self.processBuffer()
# background
r,g,b = self.fill_color
context.set_source_rgba(r,g,b,1)
context.paint()
# Draw the mouth
volume = self.volume / 30000.
mouthH = volume * rect.height
mouthW = volume ** 2 * (rect.width / 2.) + rect.width / 2.
# T
# L R
# B
Lx, Ly = rect.width / 2 - mouthW / 2, rect.height / 2
Tx, Ty = rect.width / 2, rect.height / 2 - mouthH / 2
Rx, Ry = rect.width / 2 + mouthW / 2, rect.height / 2
Bx, By = rect.width / 2, rect.height / 2 + mouthH / 2
context.set_line_width(min(rect.height / 10.0, 10))
context.move_to(Lx, Ly)
context.curve_to(Tx, Ty, Tx, Ty, Rx, Ry)
context.curve_to(Bx, By, Bx, By, Lx, Ly)
context.set_source_rgb(0, 0, 0)
context.close_path()
context.stroke()
return True
'''
def _new_buffer(self, obj, buf):
if len(buf) < 28:
self.newest_buffer = []
else:
self.newest_buffer = list(unpack(str(int(len(buf)) / 2) + 'h',
buf))
self.main_buffers += self.newest_buffer
if(len(self.main_buffers) > self.buffer_size):
del self.main_buffers[0:(len(self.main_buffers) - \
self.buffer_size)]
self.queue_draw()
return True
def processBuffer(self):
if len(self.main_buffers) == 0 or len(self.newest_buffer) == 0:
self.volume = 0
else:
self.volume = numpy.core.max(self.main_buffers) # -\
# numpy.core.min(self.main_buffers)
class WaveformMouth(Mouth):
def __init__(self, audioSource, fill_color):
Mouth.__init__(self, audioSource, fill_color)
self.buffer_size = 100
self.peaks = []
self.stop = False
self.y_mag_bias_multiplier = 1
self.y_mag = 0.7
self.show_all()
def draw_wave(self, context):
rect = self.get_allocation()
self.param1 = rect.height / 65536.0
self.param2 = rect.height / 2.0
# background
context.set_source_rgba(*self.fill_color.get_rgba())
context.paint()
# Draw the waveform
context.set_line_width(min(rect.height / 10.0, 10))
count = 0
buflen = float(len(self.main_buffers))
for value in self.main_buffers:
peak = float(self.param1 * value * self.y_mag) +\
self.y_mag_bias_multiplier * self.param2
if peak >= rect.height:
peak = rect.height
if peak <= 0:
peak = 0
x = count / buflen * rect.width
context.line_to(x, rect.height - peak)
count += 1
context.set_source_rgb(0, 0, 0)
context.stroke()
return True
class FFTMouth(Mouth):
def __init__(self, audioSource, fill_color):
Mouth.__init__(self, audioSource, fill_color)
self.peaks = []
self.y_mag = 1.7
self.freq_range = 70
self.draw_interval = 1
self.num_of_points = 105
self.stop = False
#constant to multiply with self.param2 while scaling values
self.y_mag_bias_multiplier = 1
self.fftx = []
self.scaleX = "10"
self.scaleY = "10"
self.show_all()
self.connect('draw', self.draw_fftmouth)
def newprocessBuffer(self, rect):
self.param1 = rect.height / 65536.0
self.param2 = rect.height / 2.0
if(self.stop == False):
Fs = 48000
nfft = 65536
self.newest_buffer = self.newest_buffer[0:256]
self.fftx = fft(self.newest_buffer, 256, -1)
self.fftx = self.fftx[0:self.freq_range * 2]
self.draw_interval = rect.width / (self.freq_range * 2.)
NumUniquePts = ceil((nfft + 1) / 2)
self.buffers = abs(self.fftx) * 0.02
self.y_mag_bias_multiplier = 0.1
self.scaleX = "hz"
self.scaleY = ""
if(len(self.buffers) == 0):
return False
# Scaling the values
val = []
for i in self.buffers:
temp_val_float = float(self.param1 * i * self.y_mag) +\
self.y_mag_bias_multiplier * self.param2
if(temp_val_float >= rect.height):
temp_val_float = rect.height - 25
if(temp_val_float <= 0):
temp_val_float = 25
val.append(temp_val_float)
self.peaks = val
def draw_fftmouth(self, widget, context):
rect = widget.get_allocation()
self.newprocessBuffer(rect)
# background
context.set_source_rgba(*self.fill_color.get_rgba())
context.paint()
# Draw the waveform
context.set_line_width(min(rect.height / 10.0, 10))
context.set_source_rgb(0, 0, 0)
count = 0
for peak in self.peaks:
context.line_to(rect.width / 2 + count,
rect.height / 2 - peak)
count += self.draw_interval
context.stroke()
count = 0
for peak in self.peaks:
context.line_to(rect.width / 2 - count,
rect.height / 2 - peak)
count += self.draw_interval
context.stroke()
return True'''
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