#######################################################################
#
#
#    Volume Text Renderer for Dreambox/Enigma-2
#    Coded by Vali (c)2010 powered by cmikula
#    Support: www.dreambox-tools.info
#
#
#  This plugin is licensed under the Creative Commons 
#  Attribution-NonCommercial-ShareAlike 3.0 Unported License.
#  To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/3.0/
#  or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
#
#  Alternatively, this plugin may be distributed and executed on hardware which
#  is licensed by Dream Multimedia GmbH.
#
#
#  This plugin is NOT free software. It is open source, you are allowed to
#  modify it (if you keep the license), but it may not be commercially 
#  distributed other than under the conditions noted above.
#
#
#######################################################################

from Components.VariableText import VariableText
from enigma import eLabel, eDVBVolumecontrol, eTimer, ePoint
from Components.Renderer.Renderer import Renderer

class extvolumeText(Renderer, VariableText):
	def __init__(self):
		Renderer.__init__(self)
		VariableText.__init__(self)
		self.posX = 0
		self.posY = 0
		self.scaleX = 0
		self.scaleY = 0
		self.__timer = eTimer()
		self.__timer_conn = None
		try:
			self.__timer_conn = self.__timer.timeout.connect(self.pollme)
		except:
			self.__timer.callback.append(self.pollme)

	GUI_WIDGET = eLabel

	def destroy(self):  # Override method in Renderer.Element
		self.__timer.stop()
		self.__timer_conn = None
		Renderer.destroy(self)

	def changed(self, what):
		if not self.suspended:
			self.text = str(eDVBVolumecontrol.getInstance().getVolume())
			volume = eDVBVolumecontrol.getInstance().getVolume()
			pos = ePoint(self.posX, self.posY)
			if self.scaleX:
				pos.setX(self.posX + int(volume * self.scaleX))
			if self.scaleY:
				pos.setY(self.posY - int(volume * self.scaleY))
			self.instance.move(pos)

	def pollme(self):
		self.changed(None)

	def onShow(self):
		self.suspended = False
		self.__timer.start(20)

	def onHide(self):
		self.suspended = True
		self.__timer.stop()

	def applySkin(self, desktop, parent):
		def parseXY(value):
			x, y = value.split(',')
			return int(x), int(y)
		
		if self.skinAttributes is not None:
			attribs = []
			for (attrib, value) in self.skinAttributes:
				if attrib == "slider":
					x, y = parseXY(value)
					if x:
						self.scaleX = x / 100.0
					if y:
						self.scaleY = y / 100.0
				else:
					attribs.append((attrib, value))
			
			self.skinAttributes = attribs

		Renderer.applySkin(self, desktop, parent)
		self.posX, self.posY = self.getPosition()