diff options
Diffstat (limited to 'mouth.py')
| -rw-r--r-- | mouth.py | 64 |
1 files changed, 26 insertions, 38 deletions
@@ -24,13 +24,14 @@ # This code is a super-stripped down version of the waveform view from Measure from gi.repository import Gtk +from gi.repository import Gdk from struct import unpack import numpy.core class Mouth(Gtk.DrawingArea): + def __init__(self, audioSource, fill_color): - Gtk.DrawingArea.__init__(self) self.buffers = [] @@ -38,7 +39,9 @@ class Mouth(Gtk.DrawingArea): self.main_buffers = [] self.newest_buffer = [] self.fill_color = fill_color - + + self.show_all() + audioSource.connect("new-buffer", self._new_buffer) def _new_buffer(self, obj, buf): @@ -55,7 +58,7 @@ class Mouth(Gtk.DrawingArea): self.queue_draw() return True - def processBuffer(self, bounds): + def processBuffer(self): if len(self.main_buffers) == 0 or len(self.newest_buffer) == 0: self.volume = 0 else: @@ -63,46 +66,31 @@ class Mouth(Gtk.DrawingArea): # numpy.core.min(self.main_buffers) def do_draw(self, context): - """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 = context - #self.context.set_antialias(cairo.ANTIALIAS_NONE) - - # set a clip region for the expose event. - # This reduces redrawing work (and time) - self.context.rectangle(bounds.x, - bounds.y, - bounds.width, - bounds.height) - self.context.clip() - + rect = self.get_allocation() + + self.processBuffer() + # background - self.context.set_source_rgba(*self.fill_color.get_rgba()) - self.context.rectangle(0, 0, bounds.width, bounds.height) - self.context.fill() + context.set_source_rgba(*self.fill_color.get_rgba()) + context.paint() # Draw the mouth volume = self.volume / 30000. - mouthH = volume * bounds.height - mouthW = volume ** 2 * (bounds.width / 2.) + bounds.width / 2. + mouthH = volume * rect.height + mouthW = volume ** 2 * (rect.width / 2.) + rect.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() - + 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 |