first commit

libraries/M5GFX/examples/Basic/TouchTest/TouchTest.ino

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+
+#include <M5GFX.h>
+
+M5GFX display;
+
+void setup(void)
+{
+  display.init();
+  display.setFont(&fonts::Font4);
+
+  if (!display.touch())
+  {
+    display.setTextDatum(textdatum_t::middle_center);
+    display.drawString("Touch not found.", display.width() / 2, display.height() / 2);
+  }
+
+  display.setEpdMode(epd_mode_t::epd_fastest);
+  display.startWrite();
+}
+
+void loop(void)
+{
+  static bool drawed = false;
+  lgfx::touch_point_t tp[3];
+
+  int nums = display.getTouchRaw(tp, 3);
+  if (nums)
+  {
+    for (int i = 0; i < nums; ++i)
+    {
+      display.setCursor(16, 16 + i * 24);
+      display.printf("Raw X:%03d  Y:%03d", tp[i].x, tp[i].y);
+    }
+
+    display.convertRawXY(tp, nums);
+
+    for (int i = 0; i < nums; ++i)
+    {
+      display.setCursor(16, 128 + i * 24);
+      display.printf("Convert X:%03d  Y:%03d", tp[i].x, tp[i].y);
+    }
+    display.display();
+
+    display.setColor(display.isEPD() ? TFT_BLACK : TFT_WHITE);
+    for (int i = 0; i < nums; ++i)
+    {
+      int s = tp[i].size + 3;
+      switch (tp[i].id)
+      {
+      case 0:
+        display.fillCircle(tp[i].x, tp[i].y, s);
+        break;
+      case 1:
+        display.drawLine(tp[i].x-s, tp[i].y-s, tp[i].x+s, tp[i].y+s);
+        display.drawLine(tp[i].x-s, tp[i].y+s, tp[i].x+s, tp[i].y-s);
+        break;
+      default:
+        display.fillTriangle(tp[i].x-s, tp[i].y +s, tp[i].x+s, tp[i].y+s, tp[i].x, tp[i].y-s);
+        break;
+      }
+      display.display();
+    }
+    drawed = true;
+  }
+  else if (drawed)
+  {
+    drawed = false;
+    display.waitDisplay();
+    display.clear();
+    display.display();
+  }
+  vTaskDelay(1);
+}