add circuitpython code

1 files changed, 106 insertions, 0 deletions

diff --git a/circuitpython/shared-bindings/displayio/__init__.c b/circuitpython/shared-bindings/displayio/__init__.c
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+++ b/circuitpython/shared-bindings/displayio/__init__.c
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+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 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 "py/enum.h"
+#include "py/obj.h"
+#include "py/runtime.h"
+
+#include "shared-bindings/displayio/__init__.h"
+#include "shared-bindings/displayio/Bitmap.h"
+#include "shared-bindings/displayio/ColorConverter.h"
+#include "shared-bindings/displayio/Display.h"
+#include "shared-bindings/displayio/EPaperDisplay.h"
+#include "shared-bindings/displayio/FourWire.h"
+#include "shared-bindings/displayio/Group.h"
+#include "shared-bindings/displayio/I2CDisplay.h"
+#include "shared-bindings/displayio/OnDiskBitmap.h"
+#include "shared-bindings/displayio/Palette.h"
+#if CIRCUITPY_PARALLELDISPLAY
+#include "shared-bindings/paralleldisplay/ParallelBus.h"
+#endif
+#include "shared-bindings/displayio/Shape.h"
+#include "shared-bindings/displayio/TileGrid.h"
+
+//| """Native helpers for driving displays
+//|
+//| The `displayio` module contains classes to manage display output
+//| including synchronizing with refresh rates and partial updating.
+//|
+//| For more a more thorough explanation and guide for using `displayio`, please
+//| refer to `this Learn guide
+//| <https://learn.adafruit.com/circuitpython-display-support-using-displayio>`_.
+//| """
+//|
+
+//| import paralleldisplay
+
+//| def release_displays() -> None:
+//|     """Releases any actively used displays so their busses and pins can be used again. This will also
+//|     release the builtin display on boards that have one. You will need to reinitialize it yourself
+//|     afterwards. This may take seconds to complete if an active EPaperDisplay is refreshing.
+//|
+//|     Use this once in your code.py if you initialize a display. Place it right before the
+//|     initialization so the display is active as long as possible."""
+//|     ...
+//|
+STATIC mp_obj_t displayio_release_displays(void) {
+    common_hal_displayio_release_displays();
+    return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_0(displayio_release_displays_obj, displayio_release_displays);
+
+
+STATIC const mp_rom_map_elem_t displayio_module_globals_table[] = {
+    { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_displayio) },
+    { MP_ROM_QSTR(MP_QSTR_Bitmap), MP_ROM_PTR(&displayio_bitmap_type) },
+    { MP_ROM_QSTR(MP_QSTR_ColorConverter), MP_ROM_PTR(&displayio_colorconverter_type) },
+    { MP_ROM_QSTR(MP_QSTR_Colorspace), MP_ROM_PTR(&displayio_colorspace_type) },
+    { MP_ROM_QSTR(MP_QSTR_Display), MP_ROM_PTR(&displayio_display_type) },
+    { MP_ROM_QSTR(MP_QSTR_EPaperDisplay), MP_ROM_PTR(&displayio_epaperdisplay_type) },
+    { MP_ROM_QSTR(MP_QSTR_Group), MP_ROM_PTR(&displayio_group_type) },
+    { MP_ROM_QSTR(MP_QSTR_OnDiskBitmap), MP_ROM_PTR(&displayio_ondiskbitmap_type) },
+    { MP_ROM_QSTR(MP_QSTR_Palette), MP_ROM_PTR(&displayio_palette_type) },
+    { MP_ROM_QSTR(MP_QSTR_Shape), MP_ROM_PTR(&displayio_shape_type) },
+    { MP_ROM_QSTR(MP_QSTR_TileGrid), MP_ROM_PTR(&displayio_tilegrid_type) },
+
+    { MP_ROM_QSTR(MP_QSTR_FourWire), MP_ROM_PTR(&displayio_fourwire_type) },
+    { MP_ROM_QSTR(MP_QSTR_I2CDisplay), MP_ROM_PTR(&displayio_i2cdisplay_type) },
+    #if CIRCUITPY_PARALLELDISPLAY
+    { MP_ROM_QSTR(MP_QSTR_ParallelBus), MP_ROM_PTR(&paralleldisplay_parallelbus_type) },
+    #endif
+
+    { MP_ROM_QSTR(MP_QSTR_release_displays), MP_ROM_PTR(&displayio_release_displays_obj) },
+};
+STATIC MP_DEFINE_CONST_DICT(displayio_module_globals, displayio_module_globals_table);
+
+const mp_obj_module_t displayio_module = {
+    .base = { &mp_type_module },
+    .globals = (mp_obj_dict_t *)&displayio_module_globals,
+};
+
+MP_REGISTER_MODULE(MP_QSTR_displayio, displayio_module, CIRCUITPY_DISPLAYIO);