statusbar: Respect 'numdecimals' when displaying the volume setting

eg with numdecimals=1, a value of "-300" actually means "-30.0" So
divide it down appropriately, and only display the whole integer
portion.

Change-Id: I62927d2e64b224f3c11640b9bb9e84d60dbde34b

1 files changed, 12 insertions, 9 deletions

diff --git a/apps/gui/statusbar.c b/apps/gui/statusbar.c
index a43828b268..cf70b7bb39 100644
--- a/apps/gui/statusbar.c
+++ b/apps/gui/statusbar.c
@@ -166,7 +166,7 @@ static void gui_statusbar_init(struct gui_statusbar * bar)
     memset((void*)&(bar->lastinfo), 0, sizeof(struct status_info));
 #if CONFIG_RTC
     bar->last_tm_min = 0;
-#endif    
+#endif
 }
 
 #define GET_RECT(vp, vals,display)      do {                        \
@@ -215,7 +215,7 @@ void gui_statusbar_draw(struct gui_statusbar * bar, bool force_redraw, struct vi
         {
 #endif /* CONFIG_CHARGING < CHARGING_MONITOR */
             /* animate in (max.) 4 steps, starting near the current charge level */
-            if (TIME_AFTER(current_tick, bar->battery_icon_switch_tick)) 
+            if (TIME_AFTER(current_tick, bar->battery_icon_switch_tick))
             {
                 if (++bar->info.batt_charge_step > 3)
                     bar->info.batt_charge_step = bar->info.battlevel / 34;
@@ -273,7 +273,7 @@ void gui_statusbar_draw(struct gui_statusbar * bar, bool force_redraw, struct vi
         display->set_drawmode(DRMODE_SOLID);
 
         if (bar->info.battery_state)
-            gui_statusbar_icon_battery(display, bar->info.battlevel, 
+            gui_statusbar_icon_battery(display, bar->info.battlevel,
                                        bar->info.batt_charge_step);
 #ifdef HAVE_USB_POWER
         if (bar->info.usb_inserted)
@@ -300,7 +300,7 @@ void gui_statusbar_draw(struct gui_statusbar * bar, bool force_redraw, struct vi
 #endif
             bar->redraw_volume = gui_statusbar_icon_volume(bar, bar->info.volume);
         gui_statusbar_icon_play_state(display, current_playmode() + Icon_Play);
-        
+
 #ifdef HAVE_RECORDING
         /* If in recording screen, replace repeat mode, volume
            and shuffle icons with recording info */
@@ -352,7 +352,7 @@ void gui_statusbar_draw(struct gui_statusbar * bar, bool force_redraw, struct vi
 /*
  * Print battery icon to status bar
  */
-static void gui_statusbar_icon_battery(struct screen * display, int percent, 
+static void gui_statusbar_icon_battery(struct screen * display, int percent,
                                        int batt_charge_step)
 {
     int fill, endfill;
@@ -376,7 +376,7 @@ static void gui_statusbar_icon_battery(struct screen * display, int percent,
         fill = endfill = (percent * (STATUSBAR_BATTERY_WIDTH-3) + 50) / 100;
     }
 
-#if CONFIG_CHARGING == CHARGING_MONITOR && !defined(SIMULATOR) 
+#if CONFIG_CHARGING == CHARGING_MONITOR && !defined(SIMULATOR)
     /* Certain charge controlled targets */
     /* show graphical animation when charging instead of numbers */
     if ((global_settings.battery_display) &&
@@ -439,9 +439,10 @@ static bool gui_statusbar_icon_volume(struct gui_statusbar * bar, int volume)
     unsigned int width, height;
     bool needs_redraw = false;
     int type = global_settings.volume_type;
-    struct screen * display=bar->display; 
+    struct screen * display=bar->display;
     const int minvol = sound_min(SOUND_VOLUME);
     const int maxvol = sound_max(SOUND_VOLUME);
+    const int num_decimals = sound_numdecimals(SOUND_VOLUME);
 
     if (volume < minvol)
         volume = minvol;
@@ -469,6 +470,8 @@ static bool gui_statusbar_icon_volume(struct gui_statusbar * bar, int volume)
         /* display volume level numerical? */
         if (type)
         {
+            if (num_decimals)
+                volume /= 10 * num_decimals;
             display->setfont(FONT_SYSFIXED);
             snprintf(buffer, sizeof(buffer), "%2d", volume);
             display->getstringsize(buffer, &width, &height);
@@ -614,7 +617,7 @@ static int write_bitmap_number(struct screen * display, int value,
  */
 static void gui_statusbar_write_format_info(struct screen * display)
 {
-    /* Can't fit info for sw codec targets in statusbar using FONT_SYSFIXED 
+    /* Can't fit info for sw codec targets in statusbar using FONT_SYSFIXED
        so must use icons */
     int rec_format = global_settings.rec_format;
     unsigned bitrk = 0; /* compiler warns about unitialized use !! */
@@ -682,7 +685,7 @@ static void gui_statusbar_write_samplerate_info(struct screen * display)
                                STATUSBAR_RECFREQ_X_POS, STATUSBAR_Y_POS);
 
     /* write the 'k' */
-    display->mono_bitmap(bitmap_glyphs_4x8[Glyph_4x8_k], xpos, 
+    display->mono_bitmap(bitmap_glyphs_4x8[Glyph_4x8_k], xpos,
                          STATUSBAR_Y_POS, BM_GLYPH_WIDTH,
                          STATUSBAR_HEIGHT);
 }