add circuitpython code

1 files changed, 71 insertions, 0 deletions

diff --git a/circuitpython/shared-module/displayio/EPaperDisplay.h b/circuitpython/shared-module/displayio/EPaperDisplay.h
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+++ b/circuitpython/shared-module/displayio/EPaperDisplay.h
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+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 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.
+ */
+
+#ifndef MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_EPAPERDISPLAY_H
+#define MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_EPAPERDISPLAY_H
+
+#include "shared-bindings/digitalio/DigitalInOut.h"
+#include "shared-bindings/displayio/Group.h"
+
+#include "shared-module/displayio/area.h"
+#include "shared-module/displayio/display_core.h"
+
+typedef struct {
+    mp_obj_base_t base;
+    displayio_display_core_t core;
+    digitalio_digitalinout_obj_t busy;
+    uint32_t milliseconds_per_frame;
+    const uint8_t *start_sequence;
+    uint32_t start_sequence_len;
+    const uint8_t *stop_sequence;
+    uint32_t stop_sequence_len;
+    uint16_t refresh_time;
+    uint16_t set_column_window_command;
+    uint16_t set_row_window_command;
+    uint16_t set_current_column_command;
+    uint16_t set_current_row_command;
+    uint16_t write_black_ram_command;
+    uint16_t write_color_ram_command;
+    uint8_t refresh_display_command;
+    uint8_t hue;
+    bool busy_state;
+    bool black_bits_inverted;
+    bool color_bits_inverted;
+    bool refreshing;
+    bool grayscale;
+    display_chip_select_behavior_t chip_select;
+    bool two_byte_sequence_length;
+} displayio_epaperdisplay_obj_t;
+
+void displayio_epaperdisplay_change_refresh_mode_parameters(displayio_epaperdisplay_obj_t *self,
+    mp_buffer_info_t *start_sequence, float seconds_per_frame);
+void displayio_epaperdisplay_background(displayio_epaperdisplay_obj_t *self);
+void release_epaperdisplay(displayio_epaperdisplay_obj_t *self);
+size_t maybe_refresh_epaperdisplay(void);
+
+void displayio_epaperdisplay_collect_ptrs(displayio_epaperdisplay_obj_t *self);
+
+#endif // MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_EPAPERDISPLAY_H