Add DisplayApp, and lcdfont. Update the display every second

src/DisplayApp/DisplayApp.cpp

@@ -0,0 +1,184 @@
+#include "DisplayApp.h"
+#include <FreeRTOS.h>
+#include <task.h>
+#include <libraries/log/nrf_log.h>
+#include <boards.h>
+#include <libraries/gfx/nrf_gfx.h>
+
+using namespace Pinetime::Applications;
+
+Pinetime::Drivers::st7789 lcd;
+ret_code_t lcd_init() {
+  lcd.Init();
+}
+
+void lcd_dummy() {
+
+};
+
+void lcd_pixel_draw(uint16_t x, uint16_t y, uint32_t color) {
+  lcd.DrawPixel(x, y, color);
+}
+
+
+void lcd_rectangle_draw(uint16_t x, uint16_t y, uint16_t width, uint16_t height, uint32_t color) {
+  lcd.FillRectangle(x, y, width, height, color);
+}
+
+void lcd_rotation_set(nrf_lcd_rotation_t rotation) {
+
+}
+
+void lcd_display_invert(bool invert) {
+
+}
+
+static lcd_cb_t st7789_cb = {
+        .height = 240,
+        .width = 240
+};
+
+const nrf_lcd_t nrf_lcd_st7789 = {
+        .lcd_init = lcd_init,
+        .lcd_uninit = lcd_dummy,
+        .lcd_pixel_draw = lcd_pixel_draw,
+        .lcd_rect_draw = lcd_rectangle_draw,
+        .lcd_display = lcd_dummy,
+        .lcd_rotation_set = lcd_rotation_set,
+        .lcd_display_invert = lcd_display_invert,
+        .p_lcd_cb = &st7789_cb
+};
+
+//extern const FONT_INFO orkney_24ptFontInfo;
+//extern const uint_8 lCD_30ptBitmaps[];
+extern const FONT_INFO lCD_70ptFontInfo;
+//extern const FONT_CHAR_INFO lCD_30ptDescriptors[];
+
+void DisplayApp::Start() {
+  if (pdPASS != xTaskCreate(DisplayApp::Process, "DisplayApp", 256, this, 0, &taskHandle))
+    APP_ERROR_HANDLER(NRF_ERROR_NO_MEM);
+
+}
+
+void DisplayApp::Process(void *instance) {
+  auto* app = static_cast<DisplayApp*>(instance);
+
+  NRF_LOG_INFO("DisplayApp task started!");
+  gfx_initialization();
+  uint8_t hour = 0;
+  uint8_t minute = 1;
+  while (1) {
+    NRF_LOG_INFO("BlinkApp task running!");
+
+    nrf_gfx_rect_t rect;
+    rect.height = 74;
+    rect.width = 52;
+    rect.x = 7;
+    rect.y = 78;
+    nrf_gfx_rect_draw(&nrf_lcd_st7789, &rect, 2, 0x00000000, true);
+
+
+
+    nrf_gfx_font_desc_t font;
+    font.charInfo = lCD_70ptFontInfo.charInfo;
+    font.data = lCD_70ptFontInfo.data;
+    font.endChar = lCD_70ptFontInfo.endChar;
+    font.height = lCD_70ptFontInfo.height;
+    font.spacePixels = lCD_70ptFontInfo.spacePixels;
+    font.startChar = lCD_70ptFontInfo.startChar;
+
+
+    char t[2];
+    sprintf(t, "%1d", hour);
+
+    nrf_gfx_point_t point;
+    point.x = 7;
+    point.y = 78;
+    nrf_gfx_print(&nrf_lcd_st7789,
+                  &point,
+                  0xffff,
+                  t,
+                  &font,
+                  true);
+
+//    point.x = 61;
+//    point.y = 78;
+//    nrf_gfx_print(&nrf_lcd_st7789,
+//                  &point,
+//                  0xffff,
+//                  "2",
+//                  &font,
+//                  true);
+//
+//    point.x = 115;
+//    point.y = 78;
+//    nrf_gfx_print(&nrf_lcd_st7789,
+//                  &point,
+//                  0xffff,
+//                  ":",
+//                  &font,
+//                  true);
+//
+//    point.x = 127;
+//    point.y = 78;
+//    nrf_gfx_print(&nrf_lcd_st7789,
+//                  &point,
+//                  0xffff,
+//                  "3",
+//                  &font,
+//                  true);
+//
+//    point.x = 181;
+//    point.y = 78;
+//    nrf_gfx_print(&nrf_lcd_st7789,
+//                  &point,
+//                  0xffff,
+//                  "4",
+//                  &font,
+//                  true);
+
+    if(hour < 9)
+      hour++;
+    else hour = 0;
+    vTaskDelay(1000);
+  }
+}
+
+void DisplayApp::gfx_initialization(void)
+{
+  nrf_gpio_cfg_output(14);
+  nrf_gpio_cfg_output(22);
+  nrf_gpio_cfg_output(23);
+  nrf_gpio_pin_clear(14);
+  nrf_gpio_pin_set(22);
+  nrf_gpio_pin_set(23);
+
+  APP_ERROR_CHECK(nrf_gfx_init(&nrf_lcd_st7789));
+  nrf_gfx_rect_t rect;
+  rect.height = 240;
+  rect.width = 240;
+  rect.x = 0;
+  rect.y = 0;
+  nrf_gfx_rect_draw(&nrf_lcd_st7789, &rect, 2, 0x00000000, true);
+
+  nrf_gfx_point_t point;
+  point.x = 7;
+  point.y = 78;
+
+  nrf_gfx_font_desc_t font;
+  font.charInfo = lCD_70ptFontInfo.charInfo;
+  font.data = lCD_70ptFontInfo.data;
+  font.endChar = lCD_70ptFontInfo.endChar;
+  font.height = lCD_70ptFontInfo.height;
+  font.spacePixels = lCD_70ptFontInfo.spacePixels;
+  font.startChar = lCD_70ptFontInfo.startChar;
+
+
+  nrf_gfx_print(&nrf_lcd_st7789,
+                &point,
+                0xffff,
+                "20:45",
+                &font,
+                true);
+
+}

src/DisplayApp/DisplayApp.h

@@ -0,0 +1,20 @@
+#pragma once
+#include <FreeRTOS.h>
+#include <task.h>
+#include <drivers/st7789.h>
+
+namespace Pinetime {
+  namespace Applications {
+    class DisplayApp {
+      public:
+        void Start();
+      private:
+        TaskHandle_t taskHandle;
+        static void Process(void* instance);
+        static void gfx_initialization();
+
+    };
+  }
+}
+
+

src/DisplayApp/lcdfont.h

@@ -0,0 +1,5 @@
+// Font data for LCD 70pt
+extern const uint_8 lCD_70ptBitmaps[];
+extern const FONT_INFO lCD_70ptFontInfo;
+extern const FONT_CHAR_INFO lCD_70ptDescriptors[];
+