108 lines
4.0 KiB
C
108 lines
4.0 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/Group.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 "supervisor/shared/translate.h"
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//| .. currentmodule:: displayio
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//|
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//| :class:`Group` -- Group together sprites and subgroups
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//| ==========================================================================
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//|
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//| Manage a group of sprites and groups and how they are inter-related.
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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:: Group(*, max_size=4)
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//|
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//| Create a Group of a given size.
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//|
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//| :param int max_size: The maximum group size.
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//|
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STATIC mp_obj_t displayio_group_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_arg_check_num(n_args, n_kw, 0, 0, true);
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mp_map_t kw_args;
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mp_map_init_fixed_table(&kw_args, n_kw, pos_args + n_args);
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enum { ARG_max_size };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_max_size, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 4} },
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, &kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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mp_int_t max_size = args[ARG_max_size].u_int;
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if (max_size < 1) {
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mp_raise_ValueError(translate("Group must have size at least 1"));
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}
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displayio_group_t *self = m_new_obj(displayio_group_t);
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self->base.type = &displayio_group_type;
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common_hal_displayio_group_construct(self, max_size);
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return MP_OBJ_FROM_PTR(self);
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}
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//| .. method:: append(layer)
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//|
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//| Append a layer to the group. It will be drawn above other layers.
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//|
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STATIC mp_obj_t displayio_group_obj_append(mp_obj_t self_in, mp_obj_t layer) {
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displayio_group_t *self = MP_OBJ_TO_PTR(self_in);
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common_hal_displayio_group_append(self, layer);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_2(displayio_group_append_obj, displayio_group_obj_append);
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//| .. method:: pop()
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//|
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//| Remove the last item and return it.
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//|
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STATIC mp_obj_t displayio_group_obj_pop(mp_obj_t self_in) {
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displayio_group_t *self = MP_OBJ_TO_PTR(self_in);
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return common_hal_displayio_group_pop(self);
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}
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MP_DEFINE_CONST_FUN_OBJ_1(displayio_group_pop_obj, displayio_group_obj_pop);
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STATIC const mp_rom_map_elem_t displayio_group_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_append), MP_ROM_PTR(&displayio_group_append_obj) },
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{ MP_ROM_QSTR(MP_QSTR_pop), MP_ROM_PTR(&displayio_group_pop_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(displayio_group_locals_dict, displayio_group_locals_dict_table);
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const mp_obj_type_t displayio_group_type = {
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{ &mp_type_type },
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.name = MP_QSTR_Group,
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.make_new = displayio_group_make_new,
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.locals_dict = (mp_obj_dict_t*)&displayio_group_locals_dict,
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};
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