implement audioselector, videopreviews and composition-toolbar

4 files changed, 201 insertions, 13 deletions

diff --git a/voctogui/lib/audioselector.py b/voctogui/lib/audioselector.py
new file mode 100644
index 0000000..8ad84e3
--- /dev/null
+++ b/voctogui/lib/audioselector.py
@@ -0,0 +1,63 @@
+import logging
+from gi.repository import Gst, Gdk, GLib
+
+class AudioSelectorController(object):
+	""" Displays a Level-Meter of another VideoDisplay into a GtkWidget """
+
+	def __init__(self, drawing_area, win, uibuilder):
+		self.log = logging.getLogger('AudioSelectorController')
+
+		self.drawing_area = drawing_area
+		self.win = win
+
+		combo = uibuilder.find_widget_recursive(win, 'combo_audio')
+		combo.connect('changed', self.on_changed)
+		#combo.set_sensitive(True)
+		self.combo = combo
+
+		eventbox = uibuilder.find_widget_recursive(win, 'combo_audio_events')
+		eventbox.connect('button_press_event', self.on_button_press_event)
+		eventbox.set_property('above_child', True)
+		self.eventbox = eventbox
+
+		combo.remove_all()
+		combo.append('moobar', 'Moo Bar')
+		combo.append('moofar', 'Moo Far')
+
+		combo.set_active_id('moobar')
+
+		self.timer_iteration = 0
+
+	def on_button_press_event(self, combo, event):
+		if event.type != Gdk.EventType.DOUBLE_BUTTON_PRESS:
+			return
+
+		self.log.debug('double-clicked, unlocking')
+		self.set_enabled(True)
+		GLib.timeout_add_seconds(5, self.on_disabled_timer, self.timer_iteration)
+
+	def on_disabled_timer(self, timer_iteration):
+		if timer_iteration != self.timer_iteration:
+			self.log.debug('lock-timer fired late, ignoring')
+			return
+
+		self.log.debug('lock-timer fired, locking')
+		self.set_enabled(False)
+		return False
+
+	def set_enabled(self, enable):
+		self.combo.set_sensitive(enable)
+		self.eventbox.set_property('above_child', not enable)
+
+	def is_enabled(self):
+		return self.combo.get_sensitive()
+
+	def on_changed(self, combo):
+		if not self.is_enabled():
+			return
+
+		self.timer_iteration += 1
+
+		value = combo.get_active_text()
+		self.log.debug('changed to %s', value)
+		self.set_enabled(False)
diff --git a/voctogui/lib/toolbar/composition.py b/voctogui/lib/toolbar/composition.py
new file mode 100644
index 0000000..0185b7d
--- /dev/null
+++ b/voctogui/lib/toolbar/composition.py
@@ -0,0 +1,33 @@
+import logging
+from gi.repository import Gtk
+
+class CompositionToolbarController(object):
+	""" Manages Accelerators and Clicks on the Composition Toolbar-Buttons """
+
+	def __init__(self, drawing_area, win, uibuilder):
+		self.log = logging.getLogger('CompositionToolbarController')
+
+		accelerators = Gtk.AccelGroup()
+		win.add_accel_group(accelerators)
+
+		composites = [
+			'composite-fullscreen',
+			'composite-picture-in-picture',
+			'composite-side-by-side-equal',
+			'composite-side-by-side-preview'
+		]
+
+		for idx, name in enumerate(composites):
+			key, mod = Gtk.accelerator_parse('F%u' % (idx+1))
+			btn = uibuilder.find_widget_recursive(drawing_area, name)
+			btn.set_name(name)
+
+			# Thanks to http://stackoverflow.com/a/19739855/1659732
+			btn.get_child().add_accelerator('clicked', accelerators, key, mod, Gtk.AccelFlags.VISIBLE)
+			btn.connect('toggled', self.on_btn_toggled)
+
+	def on_btn_toggled(self, btn):
+		if not btn.get_active():
+			return
+
+		self.log.info("on_btn_toggled: %s", btn.get_name())
diff --git a/voctogui/lib/ui.py b/voctogui/lib/ui.py
index 134bc2c..9143e12 100644
--- a/voctogui/lib/ui.py
+++ b/voctogui/lib/ui.py
@@ -9,10 +9,10 @@ from lib.videodisplay import VideoDisplay
 from lib.audioleveldisplay import AudioLevelDisplay
 from lib.warningoverlay import VideoWarningOverlay
 
-# from lib.videopreviews import VideoPreviewsController
-# from lib.audioselector import AudioSelectorController
+from lib.videopreviews import VideoPreviewsController
+from lib.audioselector import AudioSelectorController
 
-# from lib.toolbar.composition import CompositionToolbarController
+from lib.toolbar.composition import CompositionToolbarController
 # from lib.toolbar.streamblank import StreamblankToolbarController
 # from lib.toolbar.specialfunctions import SpecialFunctionsToolbarController
 
@@ -50,16 +50,22 @@ class Ui(UiBuilder):
 
 
 		# Setup Preview Controller
-		# drawing_area = self.find_widget_recursive(self.win, 'box_left')
-		# self.video_previews_controller = VideoPreviewsController(drawing_area)
-
-		# drawing_area = self.find_widget_recursive(self.win, 'combo_audio')
-		# self.audio_selector_controller = AudioSelectorController(drawing_area)#
-
-
-		# # Setup Toolbar Controllers
-		# toolbar = self.find_widget_recursive(self.win, 'toolbar')
-		# self.composition_toolbar_controller = CompositionToolbarController(toolbar)
+		drawing_area = self.find_widget_recursive(self.win, 'box_left')
+		self.video_previews_controller = VideoPreviewsController(drawing_area,
+			win=self.win,
+			uibuilder=self)
+
+		drawing_area = self.find_widget_recursive(self.win, 'combo_audio')
+		self.audio_selector_controller = AudioSelectorController(drawing_area,
+			win=self.win,
+			uibuilder=self)
+
+
+		# Setup Toolbar Controllers
+		toolbar = self.find_widget_recursive(self.win, 'toolbar')
+		self.composition_toolbar_controller = CompositionToolbarController(toolbar,
+			win=self.win,
+			uibuilder=self)
 
 		# self.streamblank_toolbar_controller = StreamblankToolbarController(toolbar,
 		# 	warning_overlay=self.video_warning_overlay)
diff --git a/voctogui/lib/videopreviews.py b/voctogui/lib/videopreviews.py
new file mode 100644
index 0000000..d6a18ec
--- /dev/null
+++ b/voctogui/lib/videopreviews.py
@@ -0,0 +1,86 @@
+import logging
+from gi.repository import Gst, Gtk
+
+from lib.videodisplay import VideoDisplay
+
+class VideoPreviewsController(object):
+	""" Displays Video-Previews and selection Buttons for them """
+
+	def __init__(self, drawing_area, win, uibuilder):
+		self.log = logging.getLogger('VideoPreviewsController')
+
+		self.drawing_area = drawing_area
+		self.win = win
+
+		self.sources = ['cam1', 'cam2', 'grabber']
+		self.preview_players = {}
+		self.previews = {}
+
+		try:
+			width = Config.getint('previews', 'width')
+			self.log.debug('Preview-Width configured to %u', width)
+		except:
+			width = 320
+			self.log.debug('Preview-Width selected as %u', width)
+
+		try:
+			height = Config.getint('previews', 'height')
+			self.log.debug('Preview-Height configured to %u', width)
+		except:
+			height = width*9/16
+			self.log.debug('Preview-Height calculated to %u', width)
+
+		# Accelerators
+		accelerators = Gtk.AccelGroup()
+		win.add_accel_group(accelerators)
+
+		group_a = None
+		group_b = None
+
+		for idx, source in enumerate(self.sources):
+			self.log.info('Initializing Video Preview %s', source)
+
+			preview = uibuilder.get_check_widget('widget_preview', clone=True)
+			video = uibuilder.find_widget_recursive(preview, 'video')
+
+			video.set_size_request(width, height)
+			drawing_area.pack_start(preview, fill=False, expand=False, padding=0)
+
+			player = VideoDisplay(video, port=13000 + idx)
+
+			uibuilder.find_widget_recursive(preview, 'label').set_label(source)
+			btn_a = uibuilder.find_widget_recursive(preview, 'btn_a')
+			btn_b = uibuilder.find_widget_recursive(preview, 'btn_b')
+
+			btn_a.set_name("%c %u" % ('a', idx))
+			btn_b.set_name("%c %u" % ('b', idx))
+
+			if not group_a:
+				group_a = btn_a
+			else:
+				btn_a.join_group(group_a)
+
+
+			if not group_b:
+				group_b = btn_b
+			else:
+				btn_b.join_group(group_b)
+
+
+			btn_a.connect('toggled', self.btn_toggled)
+			btn_b.connect('toggled', self.btn_toggled)
+
+			key, mod = Gtk.accelerator_parse('%u' % (idx+1))
+			btn_a.add_accelerator('activate', accelerators, key, mod, Gtk.AccelFlags.VISIBLE)
+
+			key, mod = Gtk.accelerator_parse('<Ctrl>%u' % (idx+1))
+			btn_b.add_accelerator('activate', accelerators, key, mod, Gtk.AccelFlags.VISIBLE)
+
+			self.preview_players[source] = player
+			self.previews[source] = preview
+
+	def btn_toggled(self, btn):
+		if not btn.get_active():
+			return
+
+		self.log.info('btn_toggled: %s', btn.get_name())