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Diffstat (limited to 'Speak.activity/mouth.py')
| -rw-r--r-- | Speak.activity/mouth.py | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/Speak.activity/mouth.py b/Speak.activity/mouth.py deleted file mode 100644 index b01155a..0000000 --- a/Speak.activity/mouth.py +++ /dev/null @@ -1,101 +0,0 @@ -# Speak.activity -# A simple front end to the espeak text-to-speech engine on the XO laptop -# http://wiki.laptop.org/go/Speak -# -# Copyright (C) 2008 Joshua Minor -# This file is part of Speak.activity -# -# Parts of Speak.activity are based on code from Measure.activity -# Copyright (C) 2007 Arjun Sarwal - arjun@laptop.org -# -# Speak.activity 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 3 of the License, or -# (at your option) any later version. -# -# Speak.activity 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 Speak.activity. If not, see <http://www.gnu.org/licenses/>. - -# This code is a super-stripped down version of the waveform view from Measure - -import gtk -import cairo -from struct import unpack -import numpy.core - -class Mouth(gtk.DrawingArea): - def __init__(self, audioSource, fill_color): - - gtk.DrawingArea.__init__(self) - self.connect("expose_event",self.expose) - self.buffers = [] - self.buffer_size = 256 - self.main_buffers = [] - self.newest_buffer = [] - self.fill_color = fill_color - - audioSource.connect("new-buffer", self._new_buffer) - - 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, bounds): - 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) - - def expose(self, widget, event): - """This function is the "expose" event handler and does all the drawing.""" - bounds = self.get_allocation() - - self.processBuffer(bounds) - - #Create context, disable antialiasing - self.context = widget.window.cairo_create() - self.context.set_antialias(cairo.ANTIALIAS_NONE) - - #set a clip region for the expose event. This reduces redrawing work (and time) - self.context.rectangle(event.area.x, event.area.y,event.area.width, event.area.height) - self.context.clip() - - # background - self.context.set_source_rgba(*self.fill_color.get_rgba()) - self.context.rectangle(0,0, bounds.width,bounds.height) - self.context.fill() - - # Draw the mouth - volume = self.volume / 65535. - mouthH = volume * bounds.height - mouthW = volume**2 * (bounds.width/2.) + bounds.width/2. - # T - # L R - # B - Lx,Ly = bounds.width/2 - mouthW/2, bounds.height/2 - Tx,Ty = bounds.width/2, bounds.height/2 - mouthH/2 - Rx,Ry = bounds.width/2 + mouthW/2, bounds.height/2 - Bx,By = bounds.width/2, bounds.height/2 + mouthH/2 - self.context.set_line_width(min(bounds.height/10.0, 10)) - self.context.move_to(Lx,Ly) - self.context.curve_to(Tx,Ty, Tx,Ty, Rx,Ry) - self.context.curve_to(Bx,By, Bx,By, Lx,Ly) - self.context.set_source_rgb(0,0,0) - self.context.close_path() - self.context.stroke() - - return True |