Squelette Montre

Ci-dessous, affichage de l’heure simple :

Pour le détail sur les layers : https://developer.getpebble.com/2/api-reference/group___text_layer.html

 #include <pebble.h>   
 //*** Déclarations ***  
 //-- Layers  
 TextLayer *title_layer, *location_layer, *time_layer;  
 //-- Variables globales  
 char buffer[] = "00:00";   
 //-- Ecran  
 Window* window;  
 //*** Fonctions ***  
 //-- Définition Layers  
 static TextLayer* init_text_layer(GRect location, GColor colour, GColor background, const char *res_id, GTextAlignment alignment)  
 {  
  TextLayer *layer = text_layer_create(location);  
  text_layer_set_text_color(layer, colour);  
  text_layer_set_background_color(layer, background);  
  text_layer_set_font(layer, fonts_get_system_font(res_id));  
  text_layer_set_text_alignment(layer, alignment);  
  return layer;  
 }  
 //-- Update de l'affichage de l'heure  
 void tick_handler(struct tm *tick_time, TimeUnits units_changed)  
 {  
   //--Format the buffer string using tick_time as the time source  
   strftime(buffer, sizeof("00:00"), "%H:%M", tick_time);  
   //--Change the TextLayer text to show the new time!  
   text_layer_set_text(time_layer, buffer);  
 }  
 //-- affichage de la fenêtre  
 void window_load(Window *window)  
 { time_layer = init_text_layer(GRect(0, 0, 144, 30),GColorClear ,GColorBlack , "RESOURCE_ID_GOTHIC_18", GTextAlignmentCenter);  
  layer_add_child(window_get_root_layer(window), text_layer_get_layer(time_layer));  
  location_layer = init_text_layer(GRect(5, 30, 144, 30), GColorBlack, GColorClear, "RESOURCE_ID_GOTHIC_18", GTextAlignmentLeft);  
  text_layer_set_text(location_layer, "Texte à afficher...");  
  layer_add_child(window_get_root_layer(window), text_layer_get_layer(location_layer));  
 }  
 //-- fermeture de la fenêtre   
 void window_unload(Window *window)  
 {//-- Désallocation des layers  
  text_layer_destroy(title_layer);  
  text_layer_destroy(location_layer);  
 }  
 //-- Initialisation de l'appli   
 void init()  
 {  
  //-- Init fenêtre affichage montre  
  window = window_create();  
  WindowHandlers handlers = {  
   .load = window_load,  
   .unload = window_unload  
  };  
  //-- Init des handlers  
  window_set_window_handlers(window, handlers);  
  window_stack_push(window, true);  
  //-- Init de l'affichage de l'heure  
  tick_timer_service_subscribe(MINUTE_UNIT, (TickHandler) tick_handler);  
 }  
 //-- Déseinstallation de l'appli   
 void deinit()  
 {  
  //-- Liberation des affectations  
  tick_timer_service_unsubscribe();  
  window_destroy(window);  
 }  
 //-- Lancement de l'application   
 int main(void)  
 {  
  init();  
  app_event_loop();  
  deinit();  
 }  

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