1 files changed, 84 insertions, 0 deletions
diff --git a/circuitpython/shared-bindings/digitalio/Direction.c b/circuitpython/shared-bindings/digitalio/Direction.c
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+++ b/circuitpython/shared-bindings/digitalio/Direction.c
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+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <stdint.h>
+#include <string.h>
+
+#include "shared/runtime/context_manager_helpers.h"
+
+#include "py/nlr.h"
+#include "py/objtype.h"
+#include "py/objproperty.h"
+#include "py/runtime.h"
+#include "py/mphal.h"
+
+#include "shared-bindings/microcontroller/Pin.h"
+#include "shared-bindings/digitalio/DigitalInOut.h"
+
+//| class Direction:
+//|     """Defines the direction of a digital pin"""
+//|
+//|     def __init__(self) -> None:
+//|         """Enum-like class to define which direction the digital values are
+//|         going."""
+//|         ...
+//|
+//|     INPUT: Direction
+//|     """Read digital data in"""
+//|
+//|     OUTPUT: Direction
+//|     """Write digital data out"""
+//|
+const mp_obj_type_t digitalio_direction_type;
+
+const digitalio_direction_obj_t digitalio_direction_input_obj = {
+    { &digitalio_direction_type },
+};
+
+const digitalio_direction_obj_t digitalio_direction_output_obj = {
+    { &digitalio_direction_type },
+};
+
+STATIC const mp_rom_map_elem_t digitalio_direction_locals_dict_table[] = {
+    { MP_ROM_QSTR(MP_QSTR_INPUT),    MP_ROM_PTR(&digitalio_direction_input_obj) },
+    { MP_ROM_QSTR(MP_QSTR_OUTPUT),   MP_ROM_PTR(&digitalio_direction_output_obj) },
+};
+STATIC MP_DEFINE_CONST_DICT(digitalio_direction_locals_dict, digitalio_direction_locals_dict_table);
+
+STATIC void digitalio_direction_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
+    qstr direction = MP_QSTR_INPUT;
+    if (self_in == MP_ROM_PTR(&digitalio_direction_output_obj)) {
+        direction = MP_QSTR_OUTPUT;
+    }
+    mp_printf(print, "%q.%q.%q", MP_QSTR_digitalio, MP_QSTR_Direction, direction);
+}
+
+const mp_obj_type_t digitalio_direction_type = {
+    { &mp_type_type },
+    .name = MP_QSTR_Direction,
+    .print = digitalio_direction_print,
+    .locals_dict = (mp_obj_dict_t *)&digitalio_direction_locals_dict,
+};