Merge branch 'maint'

[debian/gnuradio] / gr-wxgui / src / python / scope_window.py

diff --git a/gr-wxgui/src/python/scope_window.py b/gr-wxgui/src/python/scope_window.py
index f7c0ffa82e6174a779b4fe412b3feaf8eb775c64..89a808cec055e9250ed2c0c46819747d5d69354c 100644 (file)
--- a/gr-wxgui/src/python/scope_window.py
+++ b/gr-wxgui/src/python/scope_window.py
@@ -1,5 +1,5 @@
 #
-# Copyright 2008 Free Software Foundation, Inc.
+# Copyright 2008,2010 Free Software Foundation, Inc.
 #
 # This file is part of GNU Radio
 #
@@ -36,6 +36,9 @@ import forms
 # Constants
 ##################################################
 DEFAULT_FRAME_RATE = gr.prefs().get_long('wxgui', 'scope_rate', 30)
+PERSIST_ALPHA_MIN_EXP, PERSIST_ALPHA_MAX_EXP = -2, 0
+SLIDER_STEPS = 100
+DEFAULT_TRIG_MODE = gr.prefs().get_long('wxgui', 'trig_mode', gr.gr_TRIG_MODE_AUTO)
 DEFAULT_WIN_SIZE = (600, 300)
 COUPLING_MODES = (
        ('DC', False),
@@ -45,6 +48,7 @@ TRIGGER_MODES = (
        ('Freerun', gr.gr_TRIG_MODE_FREE),
        ('Auto', gr.gr_TRIG_MODE_AUTO),
        ('Normal', gr.gr_TRIG_MODE_NORM),
+       ('Stripchart', gr.gr_TRIG_MODE_STRIPCHART),
 )
 TRIGGER_SLOPES = (
        ('Pos +', gr.gr_TRIG_SLOPE_POS),
@@ -88,6 +92,37 @@ class control_panel(wx.Panel):
                parent[SHOW_CONTROL_PANEL_KEY] = True
                parent.subscribe(SHOW_CONTROL_PANEL_KEY, self.Show)
                control_box = wx.BoxSizer(wx.VERTICAL)
+
+               ##################################################
+               # Persistence
+               ##################################################
+
+               forms.check_box(
+                       sizer=control_box, parent=self, label='Persistence',
+                       ps=parent, key=USE_PERSISTENCE_KEY,
+               )
+               #static text and slider for analog alpha
+               persist_alpha_text = forms.static_text(
+                       sizer=control_box, parent=self, label='Analog Alpha',
+                       converter=forms.float_converter(lambda x: '%.4f'%x),
+                       ps=parent, key=PERSIST_ALPHA_KEY, width=50,
+               )
+               persist_alpha_slider = forms.log_slider(
+                       sizer=control_box, parent=self,
+                       min_exp=PERSIST_ALPHA_MIN_EXP,
+                       max_exp=PERSIST_ALPHA_MAX_EXP,
+                       num_steps=SLIDER_STEPS,
+                       ps=parent, key=PERSIST_ALPHA_KEY,
+               )
+               for widget in (persist_alpha_text, persist_alpha_slider):
+                       parent.subscribe(USE_PERSISTENCE_KEY, widget.Enable)
+                       widget.Enable(parent[USE_PERSISTENCE_KEY])
+                       parent.subscribe(USE_PERSISTENCE_KEY, widget.ShowItems)
+                        #allways show initially, so room is reserved for them
+                       widget.ShowItems(True) # (parent[USE_PERSISTENCE_KEY])
+               
+                parent.subscribe(USE_PERSISTENCE_KEY, self._update_layout)
+
                ##################################################
                # Axes Options
                ##################################################
@@ -364,6 +399,15 @@ class control_panel(wx.Panel):
        def _on_decr_y_off(self, event):
                self.parent[Y_OFF_KEY] = self.parent[Y_OFF_KEY] - self.parent[Y_PER_DIV_KEY]
 
+       ##################################################
+       # subscriber handlers
+       ##################################################
+        def _update_layout(self,key):
+          # Just ignore the key value we get
+          # we only need to now that the visability or size of something has changed
+          self.parent.Layout()
+          #self.parent.Fit()  
+
 ##################################################
 # Scope window with plotter and control panel
 ##################################################
@@ -388,6 +432,10 @@ class scope_window(wx.Panel, pubsub.pubsub):
                trigger_channel_key,
                decimation_key,
                msg_key,
+                use_persistence,
+                persist_alpha,
+               trig_mode,
+               y_axis_label,
        ):
                pubsub.pubsub.__init__(self)
                #check num inputs
@@ -424,12 +472,20 @@ class scope_window(wx.Panel, pubsub.pubsub):
                self[T_DIVS_KEY] = 8
                self[X_DIVS_KEY] = 8
                self[Y_DIVS_KEY] = 8
+               self[Y_AXIS_LABEL] = y_axis_label
                self[FRAME_RATE_KEY] = frame_rate
                self[TRIGGER_LEVEL_KEY] = 0
                self[TRIGGER_CHANNEL_KEY] = 0
-               self[TRIGGER_MODE_KEY] = gr.gr_TRIG_MODE_AUTO
+               self[TRIGGER_MODE_KEY] = trig_mode
+               
                self[TRIGGER_SLOPE_KEY] = gr.gr_TRIG_SLOPE_POS
                self[T_FRAC_OFF_KEY] = 0.5
+               self[USE_PERSISTENCE_KEY] = use_persistence
+               self[PERSIST_ALPHA_KEY] = persist_alpha
+               
+               if self[TRIGGER_MODE_KEY] == gr.gr_TRIG_MODE_STRIPCHART:
+                       self[T_FRAC_OFF_KEY] = 0.0
+
                for i in range(num_inputs):
                        self.proxy(common.index_key(AC_COUPLE_KEY, i), controller, common.index_key(ac_couple_key, i))
                #init panel and plot
@@ -440,6 +496,8 @@ class scope_window(wx.Panel, pubsub.pubsub):
                self.plotter.enable_legend(True)
                self.plotter.enable_point_label(True)
                self.plotter.enable_grid_lines(True)
+                self.plotter.set_use_persistence(use_persistence)
+                self.plotter.set_persist_alpha(persist_alpha)
                #setup the box with plot and controls
                self.control_panel = control_panel(self)
                main_box = wx.BoxSizer(wx.HORIZONTAL)
@@ -457,6 +515,9 @@ class scope_window(wx.Panel, pubsub.pubsub):
                        XY_MODE_KEY, AUTORANGE_KEY, T_FRAC_OFF_KEY,
                        TRIGGER_SHOW_KEY, XY_MARKER_KEY, X_CHANNEL_KEY, Y_CHANNEL_KEY,
                ]: self.subscribe(key, self.update_grid)
+                #register events for plotter settings
+               self.subscribe(USE_PERSISTENCE_KEY, self.plotter.set_use_persistence)
+               self.subscribe(PERSIST_ALPHA_KEY, self.plotter.set_persist_alpha)
                #initial update
                self.update_grid()
 
@@ -617,7 +678,8 @@ class scope_window(wx.Panel, pubsub.pubsub):
                        self.plotter.set_x_label('Time', 's')
                        self.plotter.set_x_grid(self.get_t_min(), self.get_t_max(), self[T_PER_DIV_KEY], True)
                        #update the y axis
-                       self.plotter.set_y_label('Counts')
+                       self.plotter.set_y_label(self[Y_AXIS_LABEL])
                        self.plotter.set_y_grid(self.get_y_min(), self.get_y_max(), self[Y_PER_DIV_KEY])
                #redraw current sample
                self.handle_samples()
+