119 lines
4.9 KiB
C
119 lines
4.9 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "shared-bindings/displayio/FourWire.h"
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#include <stdint.h>
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#include "lib/utils/context_manager_helpers.h"
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#include "py/binary.h"
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#include "py/objproperty.h"
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#include "py/runtime.h"
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#include "shared-bindings/microcontroller/Pin.h"
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#include "shared-bindings/util.h"
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#include "supervisor/shared/translate.h"
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//| .. currentmodule:: displayio
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//|
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//| :class:`FourWire` -- Manage updating a display over SPI four wire protocol
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//| ==========================================================================
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//|
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//| Manage updating a display over SPI four wire protocol in the background while Python code runs.
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//| It doesn't handle display initialization.
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//|
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//| .. warning:: This will be changed before 4.0.0. Consider it very experimental.
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//|
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//| .. class:: FourWire(*, clock, data, command, chip_select, width, height, colstart, rowstart,
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//| color_depth, set_column_command, set_row_command, write_ram_command)
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//|
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//| Create a FourWire object associated with the given pins.
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//|
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STATIC mp_obj_t displayio_fourwire_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *pos_args) {
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mp_raise_NotImplementedError(translate("displayio is a work in progress"));
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return mp_const_none;
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}
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//| .. method:: send(command, data)
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//|
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//|
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STATIC mp_obj_t displayio_fourwire_obj_send(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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mp_raise_NotImplementedError(translate("displayio is a work in progress"));
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(displayio_fourwire_send_obj, 1, displayio_fourwire_obj_send);
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//| .. method:: show(group)
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//|
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//| Switches do displaying the given group of elements.
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//|
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STATIC mp_obj_t displayio_fourwire_obj_show(mp_obj_t self_in, mp_obj_t group_in) {
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displayio_fourwire_obj_t *self = MP_OBJ_TO_PTR(self_in);
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displayio_group_t* group = MP_OBJ_TO_PTR(group_in);
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common_hal_displayio_fourwire_show(self, group);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_2(displayio_fourwire_show_obj, displayio_fourwire_obj_show);
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//| .. method:: refresh_soon()
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//|
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//| Queues up a display refresh that happens in the background.
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//|
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STATIC mp_obj_t displayio_fourwire_obj_refresh_soon(mp_obj_t self_in) {
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displayio_fourwire_obj_t *self = MP_OBJ_TO_PTR(self_in);
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common_hal_displayio_fourwire_refresh_soon(self);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_1(displayio_fourwire_refresh_soon_obj, displayio_fourwire_obj_refresh_soon);
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//| .. method:: wait_for_frame()
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//|
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//| Waits until the next frame has been transmitted to the display unless the wait count is
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//| behind the rendered frames. In that case, this will return immediately with the wait count.
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//|
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STATIC mp_obj_t displayio_fourwire_obj_wait_for_frame(mp_obj_t self_in) {
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displayio_fourwire_obj_t *self = MP_OBJ_TO_PTR(self_in);
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return MP_OBJ_NEW_SMALL_INT(common_hal_displayio_fourwire_wait_for_frame(self));
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}
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MP_DEFINE_CONST_FUN_OBJ_1(displayio_fourwire_wait_for_frame_obj, displayio_fourwire_obj_wait_for_frame);
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STATIC const mp_rom_map_elem_t displayio_fourwire_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_send), MP_ROM_PTR(&displayio_fourwire_send_obj) },
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{ MP_ROM_QSTR(MP_QSTR_show), MP_ROM_PTR(&displayio_fourwire_show_obj) },
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{ MP_ROM_QSTR(MP_QSTR_refresh_soon), MP_ROM_PTR(&displayio_fourwire_refresh_soon_obj) },
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{ MP_ROM_QSTR(MP_QSTR_wait_for_frame), MP_ROM_PTR(&displayio_fourwire_wait_for_frame_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(displayio_fourwire_locals_dict, displayio_fourwire_locals_dict_table);
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const mp_obj_type_t displayio_fourwire_type = {
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{ &mp_type_type },
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.name = MP_QSTR_FourWire,
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.make_new = displayio_fourwire_make_new,
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.locals_dict = (mp_obj_dict_t*)&displayio_fourwire_locals_dict,
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};
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