From 1ce7ba4931c64a7ae6a95981e838db97d7e05699 Mon Sep 17 00:00:00 2001
From: Jonathan Gordon <rockbox@jdgordon.info>
Date: Thu, 18 Nov 2010 11:47:42 +0000
Subject: Make the %tr (radio RSSI) tag work as a bar tag or as a conditional.
 As a conditional it scales its value to the number of options you give it
 (like volume)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28613 a1c6a512-1295-4272-9138-f99709370657
---
 apps/gui/skin_engine/skin_display.c | 19 ++++++++++++++++---
 apps/gui/skin_engine/skin_parser.c  |  5 +++++
 apps/gui/skin_engine/skin_render.c  |  1 +
 apps/gui/skin_engine/skin_tokens.c  | 14 ++++++++++++++
 4 files changed, 36 insertions(+), 3 deletions(-)

(limited to 'apps')

diff --git a/apps/gui/skin_engine/skin_display.c b/apps/gui/skin_engine/skin_display.c
index 78db4eb371..47de4638d8 100644
--- a/apps/gui/skin_engine/skin_display.c
+++ b/apps/gui/skin_engine/skin_display.c
@@ -162,9 +162,22 @@ void draw_progressbar(struct gui_wps *gwps, int line, struct progressbar *pb)
 #if CONFIG_TUNER
     else if (in_radio_screen() || (get_radio_status() != FMRADIO_OFF))
     {
-        int min = fm_region_data[global_settings.fm_region].freq_min;
-        end = radio_current_frequency() - min;
-        length = fm_region_data[global_settings.fm_region].freq_max - min;
+#ifdef HAVE_RADIO_RSSI
+        if (pb->type == SKIN_TOKEN_TUNER_RSSI_BAR)
+        {
+            int val = tuner_get(RADIO_RSSI);
+            int min = tuner_get(RADIO_RSSI_MIN);
+            int max = tuner_get(RADIO_RSSI_MAX);
+            end = val - min;
+            length = max - min;
+        }
+        else
+#endif
+        {
+            int min = fm_region_data[global_settings.fm_region].freq_min;
+            end = radio_current_frequency() - min;
+            length = fm_region_data[global_settings.fm_region].freq_max - min;
+        }
     }
 #endif
     else if (id3 && id3->length)
diff --git a/apps/gui/skin_engine/skin_parser.c b/apps/gui/skin_engine/skin_parser.c
index c94ef4e5b5..818edfbd07 100644
--- a/apps/gui/skin_engine/skin_parser.c
+++ b/apps/gui/skin_engine/skin_parser.c
@@ -742,6 +742,8 @@ static int parse_progressbar_tag(struct skin_element* element,
         token->type = SKIN_TOKEN_VOLUMEBAR;
     else if (token->type == SKIN_TOKEN_BATTERY_PERCENT)
         token->type = SKIN_TOKEN_BATTERY_PERCENTBAR;
+    else if (token->type == SKIN_TOKEN_TUNER_RSSI)
+        token->type = SKIN_TOKEN_TUNER_RSSI_BAR;
     pb->type = token->type;
         
     return 0;
@@ -1408,6 +1410,9 @@ static int skin_element_callback(struct skin_element* element, void* data)
                 case SKIN_TOKEN_VOLUME:
                 case SKIN_TOKEN_BATTERY_PERCENT:
                 case SKIN_TOKEN_PLAYER_PROGRESSBAR:
+#ifdef HAVE_RADIO_RSSI
+                case SKIN_TOKEN_TUNER_RSSI:
+#endif
                     function = parse_progressbar_tag;
                     break;
                 case SKIN_TOKEN_SUBLINE_TIMEOUT:
diff --git a/apps/gui/skin_engine/skin_render.c b/apps/gui/skin_engine/skin_render.c
index a9e6319317..68a5433eb1 100644
--- a/apps/gui/skin_engine/skin_render.c
+++ b/apps/gui/skin_engine/skin_render.c
@@ -143,6 +143,7 @@ static bool do_non_text_tags(struct gui_wps *gwps, struct skin_draw_info *info,
         case SKIN_TOKEN_BATTERY_PERCENTBAR:
 #ifdef HAVE_LCD_BITMAP
         case SKIN_TOKEN_PROGRESSBAR:
+        case SKIN_TOKEN_TUNER_RSSI_BAR:
         {
             struct progressbar *bar = (struct progressbar*)token->value.data;
             if (do_refresh)
diff --git a/apps/gui/skin_engine/skin_tokens.c b/apps/gui/skin_engine/skin_tokens.c
index efe67a186e..c2ee7bf426 100644
--- a/apps/gui/skin_engine/skin_tokens.c
+++ b/apps/gui/skin_engine/skin_tokens.c
@@ -478,6 +478,20 @@ const char *get_radio_token(struct wps_token *token, int preset_offset,
 #ifdef HAVE_RADIO_RSSI
         case SKIN_TOKEN_TUNER_RSSI:
             snprintf(buf, buf_size, "%d",tuner_get(RADIO_RSSI));
+            if (intval)
+            {
+                int val = tuner_get(RADIO_RSSI);
+                int min = tuner_get(RADIO_RSSI_MIN);
+                int max = tuner_get(RADIO_RSSI_MAX);
+                if (limit == TOKEN_VALUE_ONLY)
+                {
+                    *intval = val;
+                }
+                else 
+                {
+                    *intval = 1+(limit-1)*(val-min)/(max-1-min);
+                }
+            }
             return buf;
         case SKIN_TOKEN_TUNER_RSSI_MIN:
             snprintf(buf, buf_size, "%d",tuner_get(RADIO_RSSI_MIN));
-- 
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