From 9daac9814e52857b3c7cf1ed1d65f8fa520ed8c0 Mon Sep 17 00:00:00 2001
From: X-Ryl669 <boite.pour.spam@gmail.com>
Date: Tue, 22 Dec 2020 13:17:06 +0100
Subject: [PATCH] Improve Touch Calibration screen (#20524)

---
 .../src/lcd/extui/lib/mks_ui/draw_ready_print.cpp   | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Marlin/src/lcd/extui/lib/mks_ui/draw_ready_print.cpp b/Marlin/src/lcd/extui/lib/mks_ui/draw_ready_print.cpp
index 60fc3630db54..7a2117d7f5cd 100644
--- a/Marlin/src/lcd/extui/lib/mks_ui/draw_ready_print.cpp
+++ b/Marlin/src/lcd/extui/lib/mks_ui/draw_ready_print.cpp
@@ -39,6 +39,11 @@
 #include "../../../../MarlinCore.h"
 #include "../../../../module/temperature.h"
 
+#if ENABLED(TOUCH_SCREEN_CALIBRATION)
+  #include "../../../tft_io/touch_calibration.h"
+  #include "draw_touch_calibration.h"
+#endif
+
 #include <stdio.h>
 
 //static lv_obj_t *buttonPrint,*buttonTool,*buttonSet;
@@ -298,6 +303,14 @@ void lv_draw_ready_print(void) {
       }
     #endif
   }
+
+  #if ENABLED(TOUCH_SCREEN_CALIBRATION)
+    // If calibration is required, let's trigger it now, handles the case when there is default value in configuration files
+    if (!touch_calibration.calibration_loaded()) {
+      lv_clear_ready_print();
+      lv_draw_touch_calibration_screen();
+    }
+  #endif
 }
 
 void lv_clear_ready_print() {