From f811c46cc44e8c3173a29ef4c50ac9fb8ab068c8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karl=20S=C3=B6derby?=
 <35461661+karlsoderby@users.noreply.github.com>
Date: Wed, 27 Sep 2023 17:16:54 +0200
Subject: [PATCH] add gfx examples

---
 ...uinoLogoDrawing => ArduinoLogoDrawing.ino} |  0
 .../geometrical-shapes/geometrical-shapes.ino | 30 +++++++
 examples/gfx/hello-world/hello-world.ino      | 28 ++++++
 examples/gfx/touch-switch/touch-switch.ino    | 87 +++++++++++++++++++
 library.properties                            |  2 +-
 5 files changed, 146 insertions(+), 1 deletion(-)
 rename examples/basic/ArduinoLogoDrawing/{ArduinoLogoDrawing => ArduinoLogoDrawing.ino} (100%)
 create mode 100644 examples/gfx/geometrical-shapes/geometrical-shapes.ino
 create mode 100644 examples/gfx/hello-world/hello-world.ino
 create mode 100644 examples/gfx/touch-switch/touch-switch.ino

diff --git a/examples/basic/ArduinoLogoDrawing/ArduinoLogoDrawing b/examples/basic/ArduinoLogoDrawing/ArduinoLogoDrawing.ino
similarity index 100%
rename from examples/basic/ArduinoLogoDrawing/ArduinoLogoDrawing
rename to examples/basic/ArduinoLogoDrawing/ArduinoLogoDrawing.ino
diff --git a/examples/gfx/geometrical-shapes/geometrical-shapes.ino b/examples/gfx/geometrical-shapes/geometrical-shapes.ino
new file mode 100644
index 0000000..873bbc6
--- /dev/null
+++ b/examples/gfx/geometrical-shapes/geometrical-shapes.ino
@@ -0,0 +1,30 @@
+/*
+  This example uses the Arduino_GigaDisplay_GFX library
+  to draw some geometrical shapes on a 800x480 canvas.
+
+  The circuit:
+  - GIGA R1 WiFi
+  - GIGA Display Shield
+
+  created 10 sept 2023
+  by Karl Söderby
+
+  This example code is in the public domain.
+*/
+
+#include "Arduino_GigaDisplay_GFX.h"
+
+GigaDisplay_GFX display;
+
+#define WHITE 0xffff
+#define BLACK 0x0000
+
+void setup() {
+  display.begin();
+  display.fillScreen(WHITE);
+  display.drawTriangle(100, 200, 300, 400, 300, 600, BLACK);
+  display.drawCircle(100, 100, 50, BLACK);
+  display.drawRect(10, 650, 300, 80, BLACK);
+  display.drawRoundRect(300, 50, 100, 100, 30, BLACK);
+}
+void loop() {}
\ No newline at end of file
diff --git a/examples/gfx/hello-world/hello-world.ino b/examples/gfx/hello-world/hello-world.ino
new file mode 100644
index 0000000..ba99502
--- /dev/null
+++ b/examples/gfx/hello-world/hello-world.ino
@@ -0,0 +1,28 @@
+/*
+  This example uses the Arduino_GigaDisplay_GFX library
+  to print "Hello World!" on a 800x480 canvas.
+
+  The circuit:
+  - GIGA R1 WiFi
+  - GIGA Display Shield
+
+  created 10 sept 2023
+  by Karl Söderby
+
+  This example code is in the public domain.
+*/
+
+#include "Arduino_GigaDisplay_GFX.h"
+
+GigaDisplay_GFX display; // create the object
+
+#define BLACK 0x0000
+
+void setup() {
+  display.begin();
+  display.fillScreen(BLACK);
+  display.setCursor(10,10); //x,y
+  display.setTextSize(5); //adjust text size
+  display.print("Hello World!"); //print
+}
+void loop(){}
\ No newline at end of file
diff --git a/examples/gfx/touch-switch/touch-switch.ino b/examples/gfx/touch-switch/touch-switch.ino
new file mode 100644
index 0000000..3c97b3d
--- /dev/null
+++ b/examples/gfx/touch-switch/touch-switch.ino
@@ -0,0 +1,87 @@
+/*
+  This example uses the Arduino_GigaDisplayTouch and
+  Arduino_GigaDisplay_GFX library to change the
+  display whenever it is touched, inverting the colors.
+
+  The circuit:
+  - GIGA R1 WiFi
+  - GIGA Display Shield
+
+  created 10 sept 2023
+  by Karl Söderby
+
+  This example code is in the public domain.
+*/
+
+#include "Arduino_GigaDisplay_GFX.h"
+#include "Arduino_GigaDisplayTouch.h"
+
+Arduino_GigaDisplayTouch touchDetector;
+GigaDisplay_GFX display;
+
+#define WHITE 0xffff
+#define BLACK 0x0000
+
+#define screen_size_x 480
+#define screen_size_y 800
+
+int touch_x;
+int touch_y;
+
+int lastTouch;
+int threshold = 250;
+
+bool switch_1;
+
+void setup() {
+  // put your setup code here, to run once:
+  Serial.begin(9600);
+  display.begin();
+
+  if (touchDetector.begin()) {
+    Serial.print("Touch controller init - OK");
+  } else {
+    Serial.print("Touch controller init - FAILED");
+    while (1)
+      ;
+  }
+  changeSwitch();
+}
+
+void loop() {
+  uint8_t contacts;
+  GDTpoint_t points[5];
+  contacts = touchDetector.getTouchPoints(points);
+  
+  if (contacts > 0 && (millis() - lastTouch > threshold)) {
+    Serial.print("Contacts: ");
+    Serial.println(contacts);
+
+    //record the x,y coordinates 
+    for (uint8_t i = 0; i < contacts; i++) {
+      touch_x = points[i].x;
+      touch_y = points[i].y;
+    }
+
+    //as the display is 480x800, anywhere you touch the screen it will trigger
+    if (touch_x < screen_size_x && touch_y < screen_size_y) {
+      switch_1 = !switch_1;
+      Serial.println("switched");
+      changeSwitch();
+    }
+    lastTouch = millis();
+  }
+}
+
+void changeSwitch() {
+  if (switch_1) {
+    display.fillScreen(BLACK);
+    display.setTextColor(WHITE);
+  } else {
+    display.fillScreen(WHITE);
+    display.setTextColor(BLACK);
+  }
+  display.setCursor(50, screen_size_y/2);
+  display.setTextSize(5);
+  display.print("Switched");
+}
\ No newline at end of file
diff --git a/library.properties b/library.properties
index 6911c04..2cedd2b 100644
--- a/library.properties
+++ b/library.properties
@@ -8,4 +8,4 @@ category=Device Control
 url=https://www.arduino.cc/
 architectures=mbed_giga
 includes=Arduino_GigaDisplay.h
-depends=Arduino_BMI270_BMM150,Arduino_GigaDisplayTouch,ArduinoGraphics,lvgl
\ No newline at end of file
+depends=Arduino_BMI270_BMM150,Arduino_GigaDisplayTouch,ArduinoGraphics,Arduino_GigaDisplay_GFX,lvgl
\ No newline at end of file