From 4b6c13d0a19fccb9f1ebe47cd92cc3bed1152d00 Mon Sep 17 00:00:00 2001
From: uvok
Date: Sat, 2 Aug 2025 19:25:40 +0200
Subject: Display indicator

---
 src/display.cpp | 53 +++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 49 insertions(+), 4 deletions(-)

diff --git a/src/display.cpp b/src/display.cpp
index 44b13b1..104ce44 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -2,7 +2,7 @@
 
 #include "badge/log.h"
 
-#include <Fonts/FreeMonoBold9pt7b.h>
+#include <Fonts/FreeMono9pt7b.h>
 #include <Fonts/FreeSansBold12pt7b.h>
 // #include <GxEPD2_3C.h>
 #include <GxEPD2_BW.h>
@@ -46,6 +46,7 @@ static uint8_t displayed = 0;
 // #include "snep3.xbm"
 
 static bool is_initial = true;
+static constexpr uint8_t rotation = 3;
 
 void de::uvok::badge::display_init(void)
 {
@@ -95,7 +96,7 @@ static void displayDo(display_mode_t mode)
 
     LOG_F("Print image %d in full mode? %d\n", displayed, mode);
 
-    display.setRotation(3);
+    display.setRotation(rotation);
     display.setTextColor(GxEPD_BLACK);
     display.setFont(&FreeSansBold12pt7b);
 
@@ -160,16 +161,60 @@ void de::uvok::badge::display_direct(uint8_t num)
 {
     LOG_F("Display direct\n");
     if (num >= image_count)
-    return;
+        return;
     displayed = num;
     displayDo(DISPLAY_FULL);
 }
 
 void de::uvok::badge::display_indicator(DisplayIndicator indicator)
+{
+    // no idea what do about initial state..
+    display.setRotation(rotation);
+    display.setTextColor(GxEPD_BLACK);
+    display.setFont(&FreeMono9pt7b);
+
+    const char *display_text;
+    switch (indicator)
     {
+    case DisplayIndicator::None:
+        display_text = "";
+        break;
+    case DisplayIndicator::Advertising:
+        display_text = "Adv";
+        break;
+    case DisplayIndicator::Connected:
+        display_text = "Conn";
+        break;
+    }
+    int16_t tbx, tby;
+    uint16_t tbw, tbh;
+    display.getTextBounds(display_text, 0, 0, &tbx, &tby, &tbw, &tbh);
 
-}
+    constexpr int TEXT_BORDER = 3;
+    display.firstPage();
+    do
+    {
+        if (is_initial)
+        {
+            display.setFullWindow();
+            display.clearScreen();
+            // display.drawXBitmap(0, 0, (unsigned char *)imgs[displayed].bits, imgs[displayed].width,
+            //                     imgs[displayed].height, GxEPD_BLACK);
+        }
+        else
+        {
+            display.setPartialWindow(tbx - TEXT_BORDER, tby - TEXT_BORDER, tbw + 2 * TEXT_BORDER,
+                                     tbh + 2 * TEXT_BORDER);
+        }
 
+        display.fillRect(tbx - TEXT_BORDER, tby - TEXT_BORDER, tbw + 2 * TEXT_BORDER, tbh + 2 * TEXT_BORDER,
+                         GxEPD_WHITE);
+        display.setCursor(tbx, tby);
+        display.print(display_text);
+    } while (display.nextPage());
+
+    display.hibernate();
+}
 
 /*
 // ->
-- 
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