1 files changed, 102 insertions, 0 deletions
diff --git a/Marlin/src/lcd/tft/tft.h b/Marlin/src/lcd/tft/tft.h
new file mode 100644
index 0000000..99d335d
--- /dev/null
+++ b/Marlin/src/lcd/tft/tft.h
@@ -0,0 +1,102 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+#include "tft_queue.h"
+#include "canvas.h"
+#include "tft_color.h"
+#include "tft_string.h"
+#include "tft_image.h"
+#include "../tft_io/tft_io.h"
+
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(TFT_INTERFACE_FSMC_8BIT)
+  // When we have a 8 bit interface, we need to invert the bytes of the color
+  #define ENDIAN_COLOR(C) (((C) >> 8) | ((C) << 8))
+#else
+  #define ENDIAN_COLOR(C) (C)
+#endif
+
+#if HAS_UI_320x240
+  #define TFT_WIDTH         320
+  #define TFT_HEIGHT        240
+#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
+
+#ifndef TFT_BUFFER_SIZE
+  #ifdef STM32F103xB
+    #define TFT_BUFFER_SIZE       1024
+  #elif defined(STM32F103xE)
+    #define TFT_BUFFER_SIZE       19200 // 320 * 60
+  #elif defined(STM32F1)
+    #define TFT_BUFFER_SIZE       8192
+  #else
+    #define TFT_BUFFER_SIZE       19200 // 320 * 60
+  #endif
+#endif
+
+#if TFT_BUFFER_SIZE > 65535
+  // DMA Count parameter is uint16_t
+  #error "TFT_BUFFER_SIZE can not exceed 65535"
+#endif
+
+class TFT {
+  private:
+    static TFT_String string;
+    static TFT_IO io;
+
+  public:
+    static TFT_Queue queue;
+
+    static uint16_t buffer[TFT_BUFFER_SIZE];
+
+    static void init();
+    static inline void set_font(const uint8_t *Font) { string.set_font(Font); }
+    static inline void add_glyphs(const uint8_t *Font) { string.add_glyphs(Font); }
+
+    static inline bool is_busy() { return io.isBusy(); }
+    static inline void abort() { io.Abort(); }
+    static inline void write_multiple(uint16_t Data, uint16_t Count) { io.WriteMultiple(Data, Count); }
+    static inline void write_sequence(uint16_t *Data, uint16_t Count) { io.WriteSequence(Data, Count); }
+    static inline void set_window(uint16_t Xmin, uint16_t Ymin, uint16_t Xmax, uint16_t Ymax) { io.set_window(Xmin, Ymin, Xmax, Ymax); }
+
+    static inline void fill(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color) { queue.fill(x, y, width, height, color); }
+    static inline void canvas(uint16_t x, uint16_t y, uint16_t width, uint16_t height) { queue.canvas(x, y, width, height); }
+    static inline void set_background(uint16_t color) { queue.set_background(color); }
+    static inline void add_text(uint16_t x, uint16_t y, uint16_t color, TFT_String tft_string, uint16_t maxWidth = 0) { queue.add_text(x, y, color, tft_string.string(), maxWidth); }
+    static inline void add_text(uint16_t x, uint16_t y, uint16_t color, const char *string, uint16_t maxWidth = 0) { queue.add_text(x, y, color, (uint8_t *)string, maxWidth); }
+    static inline void add_image(int16_t x, int16_t y, MarlinImage image, uint16_t *colors) { queue.add_image(x, y, image, colors); }
+    static inline void add_image(int16_t x, int16_t y, MarlinImage image, uint16_t color_main = COLOR_WHITE, uint16_t color_background = COLOR_BACKGROUND, uint16_t color_shadow = COLOR_BLACK) { queue.add_image(x, y, image, color_main,  color_background, color_shadow); }
+    static inline void add_bar(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color) { queue.add_bar(x, y, width, height, color); }
+    static inline void add_rectangle(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint16_t color) { queue.add_rectangle(x, y, width, height, color); }
+    static void draw_edit_screen_buttons();
+};
+
+extern TFT tft;