From d922aa7beb387e9cb6ff8acc8e44c68c9b04dee4 Mon Sep 17 00:00:00 2001
From: Stephan Hadinger <stephan.hadinger@gmail.com>
Date: Fri, 28 Jan 2022 08:56:00 +0100
Subject: [PATCH] LVGL log TS when released

---
 tasmota/xdrv_55_touch.ino | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tasmota/xdrv_55_touch.ino b/tasmota/xdrv_55_touch.ino
index d553f419c..77850acf9 100644
--- a/tasmota/xdrv_55_touch.ino
+++ b/tasmota/xdrv_55_touch.ino
@@ -130,6 +130,7 @@ int16_t XPT2046_y() {
 
 
 void Touch_Check(void(*rotconvert)(int16_t *x, int16_t *y)) {
+  static bool was_touched = false;    // flag used to log the data sent when the screen was just released
 
 #ifdef USE_FT5206
   if (FT5206_found) {
@@ -154,6 +155,7 @@ void Touch_Check(void(*rotconvert)(int16_t *x, int16_t *y)) {
   raw_touch_xp = touch_xp;
   raw_touch_yp = touch_yp;
   if (touched) {
+    was_touched = true;
 #ifdef USE_TOUCH_BUTTONS
 #ifdef USE_M5STACK_CORE2
     // handle  3 built in touch buttons
@@ -183,6 +185,10 @@ void Touch_Check(void(*rotconvert)(int16_t *x, int16_t *y)) {
 #endif // USE_TOUCH_BUTTONS
 
   } else {
+    if (was_touched) {
+      AddLog(LOG_LEVEL_DEBUG_MORE, "TS : released x=%i y=%i (raw x=%i y=%i)", touch_xp, touch_yp, raw_touch_xp, raw_touch_yp);
+      was_touched = false;
+    }
 #ifdef USE_M5STACK_CORE2
     for (uint32_t tbut = 0; tbut < 3; tbut++) {
       if (tbstate[tbut] & 1) {