start the great refactoring

1 files changed, 25 insertions, 0 deletions

diff --git a/voctogui/lib/audioleveldisplay.py b/voctogui/lib/audioleveldisplay.py
new file mode 100644
index 0000000..8b9bf7e
--- /dev/null
+++ b/voctogui/lib/audioleveldisplay.py
@@ -0,0 +1,25 @@
+import logging
+from gi.repository import Gst, Gtk
+
+class AudioLevelDisplay:
+	""" Displays a Level-Meter of another VideoDisplay into a GtkWidget """
+
+	def __init__(self, drawing_area):
+		self.log = logging.getLogger('AudioLevelDisplay[%s]' % drawing_area.get_name())
+
+		self.drawing_area = drawing_area
+
+		self.levelrms = [0, 0]  # Initialize to []
+		self.drawing_area.connect('draw', self.on_draw)
+
+
+	def on_draw(self, widget, cr):
+		cr.set_source_rgb(1, 1, 1)
+		cr.set_line_width(10)
+
+		cr.move_to(15, 0)
+		cr.line_to(15, self.levelrms[0]*-20)  # Work with 0+ Channels
+		cr.stroke()
+
+	def level_callback(self, peaks, rms):
+		self.levelrms = rms