X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/deddfcf89d1356ae1b3782f800ad6925caf92335..200264273687a4c4bd97574ee7f725122548d019:/lib/python/Components/TunerInfo.py

diff --git a/lib/python/Components/TunerInfo.py b/lib/python/Components/TunerInfo.py
new file mode 100644
index 00000000..e22ce468
--- /dev/null
+++ b/lib/python/Components/TunerInfo.py
@@ -0,0 +1,83 @@
+from GUIComponent import GUIComponent
+
+from enigma import eLabel, eSlider, iFrontendStatusInformation
+
+from math import log
+
+class TunerInfo(GUIComponent):
+	SNR_PERCENTAGE = 0
+	AGC_PERCENTAGE = 1
+	BER_VALUE = 2
+	SNR_BAR = 3
+	AGC_BAR = 4
+	BER_BAR = 5
+	def __init__(self, type, servicefkt):
+		GUIComponent.__init__(self)
+		self.instance = None
+		self.message = None
+		self.value = None
+		
+		self.servicefkt = servicefkt
+		self.type = type
+		self.update()
+	
+	def setText(self, text):
+		self.message = text
+		if self.instance:
+			self.instance.setText(self.message)
+	
+	def setValue(self, value):
+		self.value = value
+		if self.instance:
+			self.instance.setValue(self.value)		
+			
+	def calc(self,val):
+		if not val:
+			return 0
+		if val < 2500:
+			return (long)(log(val)/log(2))
+		return val*100/65535
+	
+	def update(self):
+		service = self.servicefkt()
+		value = 0
+		if service is not None:
+			feinfo = service.frontendStatusInfo()
+			if feinfo is not None:
+				if self.type == self.SNR_PERCENTAGE or self.type == self.SNR_BAR:
+					value = feinfo.getFrontendInfo(iFrontendStatusInformation.signalPower) * 100 / 65536
+				elif self.type == self.AGC_PERCENTAGE or self.type == self.AGC_BAR:
+					value = feinfo.getFrontendInfo(iFrontendStatusInformation.signalQuality) * 100 / 65536
+				elif self.type == self.BER_VALUE or self.type == self.BER_BAR:
+					value = feinfo.getFrontendInfo(iFrontendStatusInformation.bitErrorRate)
+		
+		if self.type == self.SNR_PERCENTAGE or self.type == self.AGC_PERCENTAGE:
+			self.setText("%d%%" % (value))
+		elif self.type == self.BER_VALUE:
+			self.setText("%d" % (value))
+		elif self.type == self.SNR_BAR or self.type == self.AGC_BAR:
+			self.setValue(value)
+		elif self.type == self.BER_BAR:
+			self.setValue(self.calc(value))
+
+	def createWidget(self, parent):
+		if self.SNR_PERCENTAGE <= self.type <= self.BER_VALUE:
+			return eLabel(parent)
+		elif self.SNR_BAR <= self.type <= self.BER_BAR:
+			self.g = eSlider(parent)
+			self.g.setRange(0, 100)
+			return self.g
+		
+	def GUIcreate(self, parent):
+		self.instance = self.createWidget(parent)
+		if self.message is not None:
+			self.instance.setText(self.message)
+		elif self.value is not None:
+			self.instance.setValue(self.value)	
+
+	def GUIdelete(self):
+		self.removeWidget(self.instance)
+		self.instance = None
+	
+	def removeWidget(self, instance):
+		pass
\ No newline at end of file