From e8c40c560c8ea3dd16bf32ba9b7314b1b3e47e6d Mon Sep 17 00:00:00 2001
From: Sieren <matthias@s-r-n.de>
Date: Sun, 7 Feb 2021 15:33:53 +0100
Subject: [PATCH] Add Touch Adapter for M5 Core2s FT6366

---
 .../M5Core2/src/M5TouchAdapter.cpp            | 32 +++++++++++++++++++
 .../m5stackcore2/M5Core2/src/M5TouchAdapter.h | 16 ++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 components/m5stackcore2/M5Core2/src/M5TouchAdapter.cpp
 create mode 100644 components/m5stackcore2/M5Core2/src/M5TouchAdapter.h

diff --git a/components/m5stackcore2/M5Core2/src/M5TouchAdapter.cpp b/components/m5stackcore2/M5Core2/src/M5TouchAdapter.cpp
new file mode 100644
index 0000000..1ddd7bb
--- /dev/null
+++ b/components/m5stackcore2/M5Core2/src/M5TouchAdapter.cpp
@@ -0,0 +1,32 @@
+#include "M5TouchAdapter.h"
+
+// Emulates the native (resistive) TFT_eSPI touch interface using M5.Touch
+ #define TOUCH		M5Touch::instance
+ 
+uint8_t M5TouchAdapter::getTouchRaw(uint16_t *x, uint16_t *y) {
+  return getTouch(x, y);
+}
+
+uint16_t M5TouchAdapter::getTouchRawZ(void) {
+  return (TOUCH->ispressed()) ? 1000 : 0;
+}
+
+void M5TouchAdapter::convertRawXY(uint16_t *x, uint16_t *y) { return; }
+
+uint8_t M5TouchAdapter::getTouch(uint16_t *x, uint16_t *y,
+                            uint16_t threshold /* = 600 */) {
+  TOUCH->read();
+  if (TOUCH->points) {
+    *x = TOUCH->point[0].x;
+    *y = TOUCH->point[0].y;
+    return true;
+  }
+  return false;
+}
+
+void M5TouchAdapter::calibrateTouch(uint16_t *data, uint32_t color_fg,
+                               uint32_t color_bg, uint8_t size) {
+  return;
+}
+
+void M5TouchAdapter::setTouch(uint16_t *data) { return; }
\ No newline at end of file
diff --git a/components/m5stackcore2/M5Core2/src/M5TouchAdapter.h b/components/m5stackcore2/M5Core2/src/M5TouchAdapter.h
new file mode 100644
index 0000000..5ba5640
--- /dev/null
+++ b/components/m5stackcore2/M5Core2/src/M5TouchAdapter.h
@@ -0,0 +1,16 @@
+#pragma once
+
+  #include "M5Touch.h"
+
+  class M5TouchAdapter {
+    public:
+        // Emulates the TFT_eSPI touch interface using M5.Touch
+    uint8_t getTouchRaw(uint16_t *x, uint16_t *y);
+    uint16_t getTouchRawZ(void);
+    void convertRawXY(uint16_t *x, uint16_t *y);
+    uint8_t getTouch(uint16_t *x, uint16_t *y, uint16_t threshold = 600);
+    void calibrateTouch(uint16_t *data, uint32_t color_fg, uint32_t color_bg,
+                        uint8_t size);
+    void setTouch(uint16_t *data);
+};
+// #endif /* _M5DISPLAY_H_ */