ENH use threshold style objects

core

@@ -1 +1 @@
-Subproject commit 927f508765e79508b7520d12d2e6467dab175a08
+Subproject commit 3d9a76cd4a4032c2e5db84e0564c69136bc27c8b

drawing/Common.lua

@@ -150,8 +150,10 @@ M.initPercentPlot = function(x, y, w, h, spacing, label)
          nil,
          M.right_text_style,
          '%s%%',
+         _G_Widget_.threshold_text_style(
             _G_Patterns_.CRITICAL_FG,
             80
+         )
       ),
       -- value = _G_Widget_.CriticalText{
       --    x = x + w,
@@ -294,8 +296,10 @@ M.initTextRing = function(x, y, r, fmt, limit)
             'center'
          ),
          fmt,
+         _G_Widget_.threshold_text_style(
             _G_Patterns_.CRITICAL_FG,
             limit
+         )
 	  ),
    }
 end
@@ -417,9 +421,11 @@ M.initTextRowCrit = function(x, y, w, label, append_end, limit)
             'center'
          ),
             append_end,
+         _G_Widget_.threshold_text_style(
             _G_Patterns_.CRITICAL_FG,
             limit
          )
+      )
    }
 end
 

drawing/FileSystem.lua

@@ -69,12 +69,14 @@ local bars = _G_Widget_.CompoundBar(
       Patterns.INDICATOR_BG,
       CAIRO_LINE_JOIN_MITER
    ),
-   _SPACING_,
-   FS_NUM,
-   false,
+   _G_Widget_.threshold_style(
       Patterns.INDICATOR_FG_PRIMARY,
       Patterns.INDICATOR_FG_CRITICAL,
       0.8
+   ),
+   _SPACING_,
+   FS_NUM,
+   false
 )
 
 -- local labels = _G_Widget_.TextColumn{

drawing/Memory.lua

@@ -65,10 +65,12 @@ local dial = _G_Widget_.Dial(
       _DIAL_THICKNESS_,
       _G_Patterns_.INDICATOR_BG
    ),
+   _G_Widget_.threshold_style(
       _G_Patterns_.INDICATOR_FG_PRIMARY,
       _G_Patterns_.INDICATOR_FG_CRITICAL,
       0.8
    )
+)
 local cache_arc = _G_Widget_.Arc(
    _G_Widget_.make_semicircle(
       _G_Widget_.make_point(DIAL_X, DIAL_Y),

drawing/Processor.lua

@@ -76,9 +76,11 @@ local _create_core_ = function(cores, id, x, y)
             360
          ),
          _G_Patterns_.INDICATOR_BG,
+         _G_Widget_.threshold_style(
             _G_Patterns_.INDICATOR_FG_PRIMARY,
             _G_Patterns_.INDICATOR_FG_CRITICAL,
-		 0.8,
+            0.8
+         ),
 		 _DIAL_INNER_RADIUS_,
 		 _DIAL_SPACING_,
 		 NUM_THREADS_PER_CORE