Add a new Calendar App

A basic calendar app that shows all the days dates in the current month along
with the correlating week days, highlights the current day, and allows swiping
left and right to increase and decrease the current month by one.

Author: JustScott

src/CMakeLists.txt

@@ -377,6 +377,7 @@ list(APPEND SOURCE_FILES
         displayapp/screens/FirmwareUpdate.cpp
         displayapp/screens/Music.cpp
         displayapp/screens/Navigation.cpp
+        displayapp/screens/Calendar.cpp
         displayapp/screens/Metronome.cpp
         displayapp/screens/Motion.cpp
         displayapp/screens/FirmwareValidation.cpp

src/displayapp/DisplayApp.cpp

@@ -19,6 +19,7 @@
 #include "displayapp/screens/Metronome.h"
 #include "displayapp/screens/Music.h"
 #include "displayapp/screens/Navigation.h"
+#include "displayapp/screens/Calendar.h"
 #include "displayapp/screens/Notifications.h"
 #include "displayapp/screens/SystemInfo.h"
 #include "displayapp/screens/Tile.h"

src/displayapp/apps/Apps.h.in

@@ -23,6 +23,7 @@ namespace Pinetime {
       Twos,
       HeartRate,
       Navigation,
+      Calendar,
       StopWatch,
       Metronome,
       Motion,

src/displayapp/apps/CMakeLists.txt

@@ -12,6 +12,7 @@ else ()
     set(DEFAULT_USER_APP_TYPES "${DEFAULT_USER_APP_TYPES}, Apps::Twos")
     set(DEFAULT_USER_APP_TYPES "${DEFAULT_USER_APP_TYPES}, Apps::Metronome")
     set(DEFAULT_USER_APP_TYPES "${DEFAULT_USER_APP_TYPES}, Apps::Navigation")
+    set(DEFAULT_USER_APP_TYPES "${DEFAULT_USER_APP_TYPES}, Apps::Calendar")
     #set(DEFAULT_USER_APP_TYPES "${DEFAULT_USER_APP_TYPES}, Apps::Weather")
     #set(DEFAULT_USER_APP_TYPES "${DEFAULT_USER_APP_TYPES}, Apps::Motion")
     set(USERAPP_TYPES "${DEFAULT_USER_APP_TYPES}" CACHE STRING "List of user apps to build into the firmware")

src/displayapp/fonts/fonts.json

@@ -7,7 +7,7 @@
          },
          {
             "file": "FontAwesome5-Solid+Brands+Regular.woff",
-            "range": "0xf294, 0xf242, 0xf54b, 0xf21e, 0xf1e6, 0xf017, 0xf129, 0xf03a, 0xf185, 0xf560, 0xf001, 0xf3fd, 0xf1fc, 0xf45d, 0xf59f, 0xf5a0, 0xf027, 0xf028, 0xf6a9, 0xf04b, 0xf04c, 0xf048, 0xf051, 0xf095, 0xf3dd, 0xf04d, 0xf2f2, 0xf024, 0xf252, 0xf569, 0xf06e, 0xf015, 0xf00c, 0xf743"
+            "range": "0xf294, 0xf242, 0xf54b, 0xf21e, 0xf1e6, 0xf017, 0xf129, 0xf03a, 0xf185, 0xf560, 0xf001, 0xf3fd, 0xf1fc, 0xf45d, 0xf59f, 0xf5a0, 0xf027, 0xf028, 0xf6a9, 0xf04b, 0xf04c, 0xf048, 0xf051, 0xf095, 0xf3dd, 0xf04d, 0xf2f2, 0xf024, 0xf252, 0xf569, 0xf06e, 0xf015, 0xf00c, 0xf743, 0xf073"
          }
       ],
       "bpp": 1,

src/displayapp/screens/Calendar.cpp

@@ -0,0 +1,88 @@
+#include "displayapp/screens/Calendar.h"
+#include "components/datetime/DateTimeController.h"
+
+using namespace Pinetime::Applications::Screens;
+
+Calendar::Calendar(Controllers::DateTime& dateTimeController) : dateTimeController {dateTimeController} {
+
+    // Create calendar object
+    calendar = lv_calendar_create(lv_scr_act(), NULL);
+    // Set size
+    lv_obj_set_size(calendar, LV_HOR_RES, LV_VER_RES);
+    // Set alignment
+    lv_obj_align(calendar, NULL, LV_ALIGN_IN_BOTTOM_MID, 0, -5);
+    // Disable clicks
+    lv_obj_set_click(calendar, false);
+
+    // Set background of today's date
+    /*
+    lv_obj_set_style_local_bg_opa(calendar, LV_CALENDAR_PART_DATE, LV_STATE_FOCUSED, LV_OPA_COVER);
+    lv_obj_set_style_local_bg_color(calendar, LV_CALENDAR_PART_DATE, LV_STATE_FOCUSED, LV_COLOR_WHITE);
+    lv_obj_set_style_local_radius(calendar, LV_CALENDAR_PART_DATE, LV_STATE_FOCUSED, 3);
+    */
+
+    // Set style of today's date
+    lv_obj_set_style_local_text_color(calendar, LV_CALENDAR_PART_DATE, LV_STATE_FOCUSED, LV_COLOR_RED);
+
+    // Set style of inactive month's days
+    lv_obj_set_style_local_text_color(calendar, LV_CALENDAR_PART_DATE, LV_STATE_DISABLED, lv_color_hex(0x505050));
+
+    // Get today's date
+    today.year = static_cast<int>(dateTimeController.Year());
+    today.month = static_cast<int>(dateTimeController.Month());
+    today.day = static_cast<int>(dateTimeController.Day());
+
+    // Set today's date
+    lv_calendar_set_today_date(calendar, &today);
+    lv_calendar_set_showed_date(calendar, &today);
+
+    // Use today's date as a reference for which month to show if moved
+    current = today;
+
+}
+
+bool Calendar::OnTouchEvent(Pinetime::Applications::TouchEvents event) {
+    switch (event) {
+        case TouchEvents::SwipeLeft: {
+            if (current.month == 12) {
+                current.month = 1;
+                current.year++;
+            }
+            else{
+                current.month++;
+            }
+            lv_calendar_set_showed_date(calendar, &current);
+            return true;
+        }
+        case TouchEvents::SwipeRight: {
+            if (current.month == 1) {
+                current.month = 12;
+                current.year--;
+            }
+            else{
+                current.month--;
+            }
+            lv_calendar_set_showed_date(calendar, &current);
+            return true;
+        }
+        /*
+        case TouchEvents::SwipeUp: {
+            current.year++;
+            lv_calendar_set_showed_date(calendar, &current);
+            return true;
+        }
+        case TouchEvents::SwipeDown: {
+            current.year--;
+            lv_calendar_set_showed_date(calendar, &current);
+            return true;
+        }
+        */
+        default: {
+            return false;
+        }
+    }
+}
+
+Calendar::~Calendar() {
+    lv_obj_clean(lv_scr_act());
+}

src/displayapp/screens/Calendar.h

@@ -0,0 +1,42 @@
+#pragma once
+
+#include "displayapp/apps/Apps.h"
+#include "displayapp/Controllers.h"
+#include "displayapp/screens/Screen.h"
+#include "components/datetime/DateTimeController.h"
+#include <lvgl/lvgl.h>
+                                   
+#include "Symbols.h"
+
+namespace Pinetime {
+  namespace Controllers {
+    class Settings;
+  }
+
+  namespace Applications {
+    namespace Screens {
+      class Calendar : public Screen {
+      public:
+        Calendar(Controllers::DateTime& dateTimeController);
+        ~Calendar() override;
+      private:
+        bool OnTouchEvent(TouchEvents event);
+        Controllers::DateTime& dateTimeController;
+        lv_obj_t* label_time;
+        lv_obj_t  * calendar;
+        lv_calendar_date_t today;
+        lv_calendar_date_t current;
+      };
+    }
+
+    template <>
+    struct AppTraits<Apps::Calendar> {
+      static constexpr Apps app = Apps::Calendar;
+      static constexpr const char* icon = Screens::Symbols::calendar;
+
+      static Screens::Screen* Create(AppControllers& controllers) {
+        return new Screens::Calendar(controllers.dateTimeController);
+      };
+    };
+  }
+}

src/displayapp/screens/Symbols.h

@@ -37,6 +37,7 @@ namespace Pinetime {
         static constexpr const char* eye = "\xEF\x81\xAE";
         static constexpr const char* home = "\xEF\x80\x95";
         static constexpr const char* sleep = "\xEE\xBD\x84";
+        static constexpr const char* calendar = "\xEF\x81\xB3";
 
         // fontawesome_weathericons.c
         // static constexpr const char* sun = "\xEF\x86\x85";