circuitpython/shared-bindings/fontio/BuiltinFont.c

114 lines
5.0 KiB
C

/*
* This file is part of the Micro Python 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.
*/
#include "shared-bindings/fontio/BuiltinFont.h"
#include <stdint.h>
#include "shared/runtime/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"
//| from typing_extensions import Protocol # for compat with python < 3.8
//|
//| class FontProtocol(Protocol):
//| """A protocol shared by `BuiltinFont` and classes in ``adafruit_bitmap_font``"""
//|
//| def get_bounding_box(self) -> Union[Tuple[int, int], Tuple[int, int, int, int]]:
//| """Retrieve the maximum bounding box of any glyph in the font.
//|
//| The four element version is ``(width, height, x_offset, y_offset)``.
//| The two element version is ``(width, height)``, in which
//| ``x_offset`` and ``y_offset`` are assumed to be zero."""
//| pass
//| def get_glyph(self, codepoint: int) -> Optional[Glyph]:
//| """Retrieve the Glyph for a given code point
//|
//| If the code point is not present in the font, `None` is returned."""
//| pass
//|
//| class BuiltinFont:
//| """A font built into CircuitPython"""
//|
//| def __init__(self) -> None:
//| """Creation not supported. Available fonts are defined when CircuitPython is built. See the
//| `Adafruit_CircuitPython_Bitmap_Font <https://github.com/adafruit/Adafruit_CircuitPython_Bitmap_Font>`_
//| library for dynamically loaded fonts."""
//| ...
//| bitmap: displayio.Bitmap
//| """Bitmap containing all font glyphs starting with ASCII and followed by unicode. Use
//| `get_glyph` in most cases. This is useful for use with `displayio.TileGrid` and
//| `terminalio.Terminal`."""
STATIC mp_obj_t fontio_builtinfont_obj_get_bitmap(mp_obj_t self_in) {
fontio_builtinfont_t *self = MP_OBJ_TO_PTR(self_in);
return common_hal_fontio_builtinfont_get_bitmap(self);
}
MP_DEFINE_CONST_FUN_OBJ_1(fontio_builtinfont_get_bitmap_obj, fontio_builtinfont_obj_get_bitmap);
MP_PROPERTY_GETTER(fontio_builtinfont_bitmap_obj,
(mp_obj_t)&fontio_builtinfont_get_bitmap_obj);
//| def get_bounding_box(self) -> Tuple[int, int]:
//| """Returns the maximum bounds of all glyphs in the font in a tuple of two values: width, height."""
//| ...
STATIC mp_obj_t fontio_builtinfont_obj_get_bounding_box(mp_obj_t self_in) {
fontio_builtinfont_t *self = MP_OBJ_TO_PTR(self_in);
return common_hal_fontio_builtinfont_get_bounding_box(self);
}
MP_DEFINE_CONST_FUN_OBJ_1(fontio_builtinfont_get_bounding_box_obj, fontio_builtinfont_obj_get_bounding_box);
//| def get_glyph(self, codepoint: int) -> Glyph:
//| """Returns a `fontio.Glyph` for the given codepoint or None if no glyph is available."""
//| ...
//|
STATIC mp_obj_t fontio_builtinfont_obj_get_glyph(mp_obj_t self_in, mp_obj_t codepoint_obj) {
fontio_builtinfont_t *self = MP_OBJ_TO_PTR(self_in);
mp_int_t codepoint = mp_arg_validate_type_int(codepoint_obj, MP_QSTR_codepoint);
return common_hal_fontio_builtinfont_get_glyph(self, codepoint);
}
MP_DEFINE_CONST_FUN_OBJ_2(fontio_builtinfont_get_glyph_obj, fontio_builtinfont_obj_get_glyph);
STATIC const mp_rom_map_elem_t fontio_builtinfont_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_bitmap), MP_ROM_PTR(&fontio_builtinfont_bitmap_obj) },
{ MP_ROM_QSTR(MP_QSTR_get_bounding_box), MP_ROM_PTR(&fontio_builtinfont_get_bounding_box_obj) },
{ MP_ROM_QSTR(MP_QSTR_get_glyph), MP_ROM_PTR(&fontio_builtinfont_get_glyph_obj) },
};
STATIC MP_DEFINE_CONST_DICT(fontio_builtinfont_locals_dict, fontio_builtinfont_locals_dict_table);
const mp_obj_type_t fontio_builtinfont_type = {
{ &mp_type_type },
.name = MP_QSTR_BuiltinFont,
.locals_dict = (mp_obj_dict_t *)&fontio_builtinfont_locals_dict,
};