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|
/*
* This file is part of the Micro Python 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 "shared-bindings/displayio/ColorConverter.h"
#include <stdint.h>
#include "lib/utils/context_manager_helpers.h"
#include "py/binary.h"
#include "py/objproperty.h"
#include "py/runtime.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-bindings/util.h"
#include "supervisor/shared/translate.h"
//| class ColorConverter:
//| """Converts one color format to another."""
//|
//| def __init__(self, *, dither: bool = False) -> None:
//| """Create a ColorConverter object to convert color formats. Only supports RGB888 to RGB565
//| currently.
//| :param bool dither: Adds random noise to dither the output image"""
//| ...
//|
// TODO(tannewt): Add support for other color formats.
//|
STATIC mp_obj_t displayio_colorconverter_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_dither};
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_dither, MP_ARG_KW_ONLY | MP_ARG_BOOL, {.u_bool = false} }
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
displayio_colorconverter_t *self = m_new_obj(displayio_colorconverter_t);
self->base.type = &displayio_colorconverter_type;
common_hal_displayio_colorconverter_construct(self, args[ARG_dither].u_bool);
return MP_OBJ_FROM_PTR(self);
}
//| def convert(self, color: int) -> int:
//| """Converts the given RGB888 color to RGB565"""
//| ...
//|
STATIC mp_obj_t displayio_colorconverter_obj_convert(mp_obj_t self_in, mp_obj_t color_obj) {
displayio_colorconverter_t *self = MP_OBJ_TO_PTR(self_in);
mp_int_t color;
if (!mp_obj_get_int_maybe(color_obj, &color)) {
mp_raise_ValueError(translate("color should be an int"));
}
_displayio_colorspace_t colorspace;
colorspace.depth = 16;
uint32_t output_color;
common_hal_displayio_colorconverter_convert(self, &colorspace, color, &output_color);
return MP_OBJ_NEW_SMALL_INT(output_color);
}
MP_DEFINE_CONST_FUN_OBJ_2(displayio_colorconverter_convert_obj, displayio_colorconverter_obj_convert);
//| dither: bool
//| """When true the color converter dithers the output by adding random noise when
//| truncating to display bitdepth"""
//|
STATIC mp_obj_t displayio_colorconverter_obj_get_dither(mp_obj_t self_in) {
displayio_colorconverter_t *self = MP_OBJ_TO_PTR(self_in);
return mp_obj_new_bool(common_hal_displayio_colorconverter_get_dither(self));
}
MP_DEFINE_CONST_FUN_OBJ_1(displayio_colorconverter_get_dither_obj, displayio_colorconverter_obj_get_dither);
STATIC mp_obj_t displayio_colorconverter_obj_set_dither(mp_obj_t self_in, mp_obj_t dither) {
displayio_colorconverter_t *self = MP_OBJ_TO_PTR(self_in);
common_hal_displayio_colorconverter_set_dither(self, mp_obj_is_true(dither));
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(displayio_colorconverter_set_dither_obj, displayio_colorconverter_obj_set_dither);
const mp_obj_property_t displayio_colorconverter_dither_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&displayio_colorconverter_get_dither_obj,
(mp_obj_t)&displayio_colorconverter_set_dither_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| def make_transparent(self, pixel: int) -> None:
//| """Sets a pixel to not opaque."""
//|
STATIC mp_obj_t displayio_colorconverter_make_transparent(mp_obj_t self_in, mp_obj_t transparent_color_obj) {
displayio_colorconverter_t *self = MP_OBJ_TO_PTR(self_in);
mp_int_t transparent_color = mp_obj_get_int(transparent_color_obj);
common_hal_displayio_colorconverter_make_transparent(self, transparent_color);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(displayio_colorconverter_make_transparent_obj, displayio_colorconverter_make_transparent);
//| def make_opaque(self, pixel: int) -> None:
//| """Sets a pixel to opaque."""
//|
STATIC mp_obj_t displayio_colorconverter_make_opaque(mp_obj_t self_in, mp_obj_t transparent_color_obj) {
displayio_colorconverter_t *self = MP_OBJ_TO_PTR(self_in);
mp_int_t transparent_color = mp_obj_get_int(transparent_color_obj);
common_hal_displayio_colorconverter_make_opaque(self, transparent_color);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(displayio_colorconverter_make_opaque_obj, displayio_colorconverter_make_opaque);
STATIC const mp_rom_map_elem_t displayio_colorconverter_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_convert), MP_ROM_PTR(&displayio_colorconverter_convert_obj) },
{ MP_ROM_QSTR(MP_QSTR_dither), MP_ROM_PTR(&displayio_colorconverter_dither_obj) },
{ MP_ROM_QSTR(MP_QSTR_make_transparent), MP_ROM_PTR(&displayio_colorconverter_make_transparent_obj) },
{ MP_ROM_QSTR(MP_QSTR_make_opaque), MP_ROM_PTR(&displayio_colorconverter_make_opaque_obj) },
};
STATIC MP_DEFINE_CONST_DICT(displayio_colorconverter_locals_dict, displayio_colorconverter_locals_dict_table);
const mp_obj_type_t displayio_colorconverter_type = {
{ &mp_type_type },
.name = MP_QSTR_ColorConverter,
.make_new = displayio_colorconverter_make_new,
.locals_dict = (mp_obj_dict_t *)&displayio_colorconverter_locals_dict,
};
|
