Merge pull request #15 from arduino-libraries/marqdevx/lvgl-1stTutorial

* Added sketch from the lvgl tutorial https://docs.arduino.cc/tutorials/portenta-h7/por-ard-lvgl

Author: marqdevx

Diff for: .github/workflows/compile-examples.yml

@@ -39,6 +39,7 @@ jobs:
             sketch-paths: |
               - examples/BLE Connectivity on Portenta H7/PortentaBLE
               - examples/Creating a Flash-Optimised Key-Value Store/FlashKeyValue
+              - examples/Creating GUIs with LVGL/lvglCounter
               - examples/Dual Core Processing/BlinkRedLed
               - examples/Dual Core Processing/BlinkRedLed_M7
               - examples/Portenta H7 as a USB Host/LEDKeyboardController
@@ -67,6 +68,8 @@ jobs:
             # Install library dependencies.
             - name: ArduinoBLE
             - name: Arduino_EdgeControl
+            - name: lvgl
+              version: 7.11.0
             
           sketch-paths: |
             # Sketches to compile for all boards

Diff for: examples/Creating GUIs with LVGL/lvglCounter/lvglCounter.ino

@@ -0,0 +1,43 @@
+/*
+    Using LVGL v7.11
+*/
+
+#include "Portenta_LittleVGL.h"
+
+static lv_obj_t *label;
+int counter = 0;
+
+static void updateCounterTask(lv_task_t *task) {
+  // Print the count to the Serial monitor
+  Serial.println(counter);
+
+  // Update the text of the label
+  lv_label_set_text_fmt(label, "%d" , counter);    
+
+  // Increase the count number
+  counter++;                                               
+}
+
+void setup() {  
+  Serial.begin(9600);
+
+  // Initialize Portenta's video interface
+  portenta_init_video();
+
+  // Setting up the label making it a child of the screen
+  label = lv_label_create(lv_scr_act(), NULL);
+
+  // Set the label's text
+  lv_label_set_text(label , "Counter");
+
+  // We move it to the center of the screen and align it centered
+  lv_obj_align(label, NULL, LV_ALIGN_CENTER, 0, 0);
+
+  // Create a task to update the counter
+  lv_task_create(updateCounterTask, 1000, LV_TASK_PRIO_MID, NULL);
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+  lv_task_handler();
+}

Diff for: library.properties

@@ -1,5 +1,5 @@
 name=Arduino_Pro_Tutorials
-version=1.0.3
+version=1.0.4
 author=Martino Facchin, Riccardo Ricco, Dario Pennisi, Sebastian Romero, Lenard George, Ignacio Herrera, Jose García, Pablo Marquínez
 maintainer=Arduino <[email protected]>
 sentence=This library contains the complete Arduino sketches from the Pro Tutorials.