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Diffstat (limited to 'Speak.activity/waveform_mouth.py')
| -rw-r--r-- | Speak.activity/waveform_mouth.py | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/Speak.activity/waveform_mouth.py b/Speak.activity/waveform_mouth.py deleted file mode 100644 index 71a10ea..0000000 --- a/Speak.activity/waveform_mouth.py +++ /dev/null @@ -1,80 +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 stripped down version of the waveform view from Measure - -from mouth import * - -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 - - def expose(self, widget, event): - """This function is the "expose" event handler and does all the drawing.""" - - bounds = self.get_allocation() - self.param1 = bounds.height/65536.0 - self.param2 = bounds.height/2.0 - - #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 waveform - self.context.set_line_width(min(bounds.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 >= bounds.height: - peak = bounds.height - if peak <= 0: - peak = 0 - - x = count / buflen * bounds.width - self.context.line_to(x,bounds.height - peak) - - count += 1 - self.context.set_source_rgb(0,0,0) - self.context.stroke() - - return True |