From 49a04e35b279057f4fb79a204d28375028c8c627 Mon Sep 17 00:00:00 2001
From: Victor Oliveira <rhapsodyv@gmail.com>
Date: Tue, 29 Dec 2020 02:26:35 -0300
Subject: [PATCH] Support 4.3" (480x272) Color UI display (#20334)

---
 Marlin/src/inc/Conditionals_LCD.h       |  9 +++++++++
 Marlin/src/lcd/tft/tft.h                |  3 +++
 Marlin/src/lcd/tft/ui_480x320.h         | 13 +++++++++++--
 Marlin/src/lcd/tft_io/ssd1963.h         |  6 +++---
 Marlin/src/pins/stm32f4/pins_ANET_ET4.h |  5 -----
 5 files changed, 26 insertions(+), 10 deletions(-)

diff --git a/Marlin/src/inc/Conditionals_LCD.h b/Marlin/src/inc/Conditionals_LCD.h
index 99a5036723fd4..842c6cc4ea9fb 100644
--- a/Marlin/src/inc/Conditionals_LCD.h
+++ b/Marlin/src/inc/Conditionals_LCD.h
@@ -1009,6 +1009,12 @@
   #elif ENABLED(TFT_INTERFACE_FSMC)
     #define TFT_480x320
   #endif
+#elif ENABLED(TFT_COLOR_UI) && TFT_HEIGHT == 272
+  #if ENABLED(TFT_INTERFACE_SPI)
+    #define TFT_480x272_SPI
+  #elif ENABLED(TFT_INTERFACE_FSMC)
+    #define TFT_480x272
+  #endif
 #endif
 
 // Fewer lines with touch buttons on-screen
@@ -1018,6 +1024,9 @@
 #elif EITHER(TFT_480x320, TFT_480x320_SPI)
   #define HAS_UI_480x320 1
   #define LCD_HEIGHT TERN(TOUCH_SCREEN, 6, 7)
+#elif EITHER(TFT_480x272, TFT_480x272_SPI)
+  #define HAS_UI_480x272 1
+  #define LCD_HEIGHT TERN(TOUCH_SCREEN, 6, 7)
 #endif
 
 // This emulated DOGM has 'touch/xpt2046', not 'tft/xpt2046'
diff --git a/Marlin/src/lcd/tft/tft.h b/Marlin/src/lcd/tft/tft.h
index d3ef62ec5b2e7..99d335d135f68 100644
--- a/Marlin/src/lcd/tft/tft.h
+++ b/Marlin/src/lcd/tft/tft.h
@@ -43,6 +43,9 @@
 #elif HAS_UI_480x320
   #define TFT_WIDTH         480
   #define TFT_HEIGHT        320
+#elif HAS_UI_480x272
+  #define TFT_WIDTH         480
+  #define TFT_HEIGHT        272
 #else
   #error "Unsupported display resolution!"
 #endif
diff --git a/Marlin/src/lcd/tft/ui_480x320.h b/Marlin/src/lcd/tft/ui_480x320.h
index 078f35ac68343..e3a688f112b15 100644
--- a/Marlin/src/lcd/tft/ui_480x320.h
+++ b/Marlin/src/lcd/tft/ui_480x320.h
@@ -38,8 +38,17 @@ void draw_fan_status(uint16_t x, uint16_t y, const bool blink);
 void menu_line(const uint8_t row, uint16_t color = COLOR_BACKGROUND);
 void menu_item(const uint8_t row, bool sel = false);
 
-#define MENU_FONT_NAME    Helvetica18
-#define SYMBOLS_FONT_NAME Helvetica18_symbols
+#if HAS_UI_480x320
+  #define MENU_FONT_NAME    Helvetica18
+  #define SYMBOLS_FONT_NAME Helvetica18_symbols
+  #define MENU_ITEM_HEIGHT  43
+  #define FONT_LINE_HEIGHT  34
+#elif HAS_UI_480x272
+  #define MENU_FONT_NAME    Helvetica14
+  #define SYMBOLS_FONT_NAME Helvetica14_symbols
+  #define MENU_ITEM_HEIGHT  36
+  #define FONT_LINE_HEIGHT  24
+#endif
 
 #define ABSOLUTE_ZERO     -273.15
 
diff --git a/Marlin/src/lcd/tft_io/ssd1963.h b/Marlin/src/lcd/tft_io/ssd1963.h
index 4953a96233e83..947918a6962ac 100644
--- a/Marlin/src/lcd/tft_io/ssd1963.h
+++ b/Marlin/src/lcd/tft_io/ssd1963.h
@@ -39,10 +39,10 @@
                             IF_0((TFT_ORIENTATION) & TFT_INVERT_X,    SSD1963_MADCTL_FH) | \
                             IF_0((TFT_ORIENTATION) & TFT_INVERT_Y,    SSD1963_MADCTL_FV)
 
-#if !defined(TFT_COLOR) || TFT_COLOR == TFT_COLOR_BGR
-  #define SSD1963_COLOR SSD1963_MADCTL_BGR
-#elif TFT_COLOR == TFT_COLOR_RGB
+#if !defined(TFT_COLOR) || TFT_COLOR == TFT_COLOR_RGB
   #define SSD1963_COLOR SSD1963_MADCTL_RGB
+#elif TFT_COLOR == TFT_COLOR_BGR
+  #define SSD1963_COLOR  SSD1963_MADCTL_BGR
 #endif
 
 #define SSD1963_MADCTL_DATA       (SSD1963_ORIENTATION) | (SSD1963_COLOR)
diff --git a/Marlin/src/pins/stm32f4/pins_ANET_ET4.h b/Marlin/src/pins/stm32f4/pins_ANET_ET4.h
index 7f429d4497e03..0721aab844074 100644
--- a/Marlin/src/pins/stm32f4/pins_ANET_ET4.h
+++ b/Marlin/src/pins/stm32f4/pins_ANET_ET4.h
@@ -155,11 +155,6 @@
   #define TOUCH_INT_PIN                     PB1
 #endif
 
-// Touchscreen calibration does not work correctly with ANET_ET5_TFT35 or ANET_ET4_TFT28
-#if ENABLED(TOUCH_SCREEN_CALIBRATION)
-  #undef TOUCH_SCREEN_CALIBRATION
-#endif
-
 #if ENABLED(ANET_ET5_TFT35)
   #ifndef TOUCH_CALIBRATION_X
     #define TOUCH_CALIBRATION_X            17125