From 6565f75487aefa54a59666b4a173908b890b1004 Mon Sep 17 00:00:00 2001
From: Sylvain Munaut <tnt@246tNt.com>
Date: Sun, 23 Apr 2017 22:52:14 +0200
Subject: [PATCH] Import WX gain panel block

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
---
 grc/CMakeLists.txt      |  1 +
 grc/wx_gain_panel.xml   | 34 +++++++++++++++
 python/CMakeLists.txt   |  1 +
 python/__init__.py      |  4 +-
 python/wx_gain_panel.py | 92 +++++++++++++++++++++++++++++++++++++++++
 5 files changed, 130 insertions(+), 2 deletions(-)
 create mode 100644 grc/wx_gain_panel.xml
 create mode 100644 python/wx_gain_panel.py

diff --git a/grc/CMakeLists.txt b/grc/CMakeLists.txt
index 09838c1..427fd9a 100644
--- a/grc/CMakeLists.txt
+++ b/grc/CMakeLists.txt
@@ -40,6 +40,7 @@ add_custom_target(osmosdr_grc_xml_blocks ALL DEPENDS ${xml_blocks})
 
 install(FILES
     ${xml_blocks}
+    wx_gain_panel.xml
 #    DESTINATION ${GRC_BLOCKS_DIR}
     DESTINATION share/gnuradio/grc/blocks
 )
diff --git a/grc/wx_gain_panel.xml b/grc/wx_gain_panel.xml
new file mode 100644
index 0000000..e2e7d68
--- /dev/null
+++ b/grc/wx_gain_panel.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0"?>
+<block>
+	<name>WX Osmocom Sink/Source Gain Panel</name>
+	<key>osmosdr_wx_gain_panel</key>
+	<import>import osmosdr</import>
+	<make>#set $parent = $notebook() and 'self.%s.GetPage(%s)'%$notebook() or 'self'
+#set $win = '_%s_gain_panel'%$id
+$win = osmosdr.wx_gain_panel($(parent).GetWin(), self.$osmoobj)
+#if not $grid_pos()
+$(parent).Add($win)
+#else
+$(parent).GridAdd($win, $(', '.join(map(str, $grid_pos()))))
+#end if</make>
+	<param>
+		<name>Osmocom Sink/Source object</name>
+		<key>osmoobj</key>
+		<type>id</type>
+	</param>
+	<param>
+		<name>Grid Position</name>
+		<key>grid_pos</key>
+		<value></value>
+		<type>grid_pos</type>
+	</param>
+	<param>
+		<name>Notebook</name>
+		<key>notebook</key>
+		<value></value>
+		<type>notebook</type>
+	</param>
+	<doc>
+WRITE DOC !
+	</doc>
+</block>
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 8841f36..4fe015d 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -31,6 +31,7 @@ endif()
 GR_PYTHON_INSTALL(
     FILES
     __init__.py
+    wx_gain_panel.py
     DESTINATION ${GR_PYTHON_DIR}/osmosdr
 )
 
diff --git a/python/__init__.py b/python/__init__.py
index c7310e1..af2604b 100644
--- a/python/__init__.py
+++ b/python/__init__.py
@@ -25,5 +25,5 @@ This is the GNU Radio OsmoSDR module.
 # import swig generated symbols into the osmosdr namespace
 from osmosdr_swig import *
 
-# import any pure python here
-#
+# import pure python here
+from .wx_gain_panel import wx_gain_panel
diff --git a/python/wx_gain_panel.py b/python/wx_gain_panel.py
new file mode 100644
index 0000000..e76d653
--- /dev/null
+++ b/python/wx_gain_panel.py
@@ -0,0 +1,92 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import wx
+
+from gnuradio.gr.pubsub import pubsub
+from gnuradio.wxgui import forms
+
+
+GAIN_KEY = lambda x: 'gain:'+x
+
+
+class wx_gain_panel(forms.static_box_sizer, pubsub):
+
+	def __init__(self, parent, cobj, chan=0):
+		# Super init
+		pubsub.__init__(self)
+		forms.static_box_sizer.__init__(self,
+			parent	= parent,
+			label	= "Gain Settings",
+			orient	= wx.VERTICAL,
+			bold	= True,
+		)
+
+		# Save params
+		self.parent = parent
+		self.cobj = cobj
+		self.chan = 0
+
+		# Init gui
+		self._init_gui()
+
+	def _init_gui(self):
+		# Top spacer
+		self.AddSpacer(3);
+
+		# Space each gain
+		for g_name in self.cobj.get_gain_names(self.chan):
+			# Get range
+			g_range = self.cobj.get_gain_range(g_name, self.chan)
+
+			# Skip invalid/non-configurable ones
+			if g_range.stop() <= g_range.start():
+				continue
+
+			# Current value
+			self[GAIN_KEY(g_name)] = self.cobj.get_gain(g_name, self.chan)
+
+			# Subscribe
+			self.subscribe(
+				GAIN_KEY(g_name),
+				lambda gain,name=g_name,self=self: self.set_named_gain(name, gain)
+			)
+
+			# Create UI
+			g_hbox = wx.BoxSizer(wx.HORIZONTAL)
+			self.Add(g_hbox, 0, wx.EXPAND)
+			self.AddSpacer(3)
+
+			g_hbox.AddSpacer(3)
+			forms.text_box(
+				parent		= self.parent,
+				sizer		= g_hbox,
+				proportion	= 0,
+				converter	= forms.float_converter(),
+				ps			= self,
+				key			= GAIN_KEY(g_name),
+				label		= g_name + " Gain (dB)",
+			)
+			g_hbox.AddSpacer(3)
+			forms.slider(
+				parent		= self.parent,
+				sizer		= g_hbox,
+				proportion	= 1,
+				ps			= self,
+				key			= GAIN_KEY(g_name),
+				minimum		= g_range.start(),
+				maximum		= g_range.stop(),
+				step_size	= g_range.step() or (g_range.stop() - g_range.start()) / 10.0,
+			)
+			g_hbox.AddSpacer(3)
+
+	def set_named_gain(self, name, gain):
+		if gain is None:
+			g_range = self.cobj.get_gain_range(name, self.chan)
+			self[GAIN_KEY(name)] = (g_range.start() + g_range.stop()) / 2.0
+		else:
+			cur_gain = self.cobj.get_gain(name, self.chan)
+			if cur_gain != gain:
+				print "%s %f %f" % (name, cur_gain, gain)
+				self[GAIN_KEY(name)] = self.cobj.set_gain(gain, name, self.chan)
+