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Last change
on this file since cd1e3fc0 was d7f7a4a, checked in by Jiří Zárevúcky <zarevucky.jiri@…>, 3 years ago |
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Replace some license headers with SPDX identifier
Headers are replaced using tools/transorm-copyright.sh only
when it can be matched verbatim with the license header used
throughout most of the codebase.
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-
Property mode
set to
100644
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File size:
1.5 KB
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| 1 | /*
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| 2 | * SPDX-FileCopyrightText: 2006 Josef Cejka
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| 3 | * SPDX-FileCopyrightText: 2011 Petr Koupy
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| 4 | *
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| 5 | * SPDX-License-Identifier: BSD-3-Clause
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| 6 | */
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| 7 |
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| 8 | /** @addtogroup libc
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| 9 | * @{
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| 10 | */
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| 11 | /** @file
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| 12 | */
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| 13 |
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| 14 | #ifndef _LIBC_IO_CHARFIELD_H_
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| 15 | #define _LIBC_IO_CHARFIELD_H_
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| 16 |
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| 17 | #include <stdbool.h>
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| 18 | #include <uchar.h>
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| 19 | #include <io/color.h>
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| 20 | #include <io/style.h>
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| 21 | #include <io/pixel.h>
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| 22 |
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| 23 | typedef enum {
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| 24 | CHAR_FLAG_NONE = 0,
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| 25 | CHAR_FLAG_DIRTY = 1
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| 26 | } char_flags_t;
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| 27 |
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| 28 | typedef enum {
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| 29 | CHAR_ATTR_STYLE,
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| 30 | CHAR_ATTR_INDEX,
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| 31 | CHAR_ATTR_RGB
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| 32 | } char_attr_type_t;
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| 33 |
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| 34 | typedef struct {
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| 35 | console_color_t bgcolor;
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| 36 | console_color_t fgcolor;
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| 37 | console_color_attr_t attr;
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| 38 | } char_attr_index_t;
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| 39 |
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| 40 | typedef struct {
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| 41 | pixel_t bgcolor;
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| 42 | pixel_t fgcolor;
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| 43 | } char_attr_rgb_t;
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| 44 |
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| 45 | typedef union {
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| 46 | console_style_t style;
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| 47 | char_attr_index_t index;
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| 48 | char_attr_rgb_t rgb;
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| 49 | } char_attr_val_t;
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| 50 |
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| 51 | typedef struct {
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| 52 | char_attr_type_t type;
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| 53 | char_attr_val_t val;
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| 54 | } char_attrs_t;
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| 55 |
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| 56 | typedef struct {
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| 57 | char32_t ch;
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| 58 | char_attrs_t attrs;
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| 59 | char_flags_t flags;
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| 60 | } charfield_t;
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| 61 |
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| 62 | static inline bool attrs_same(char_attrs_t a1, char_attrs_t a2)
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| 63 | {
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| 64 | if (a1.type != a2.type)
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| 65 | return false;
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| 66 |
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| 67 | switch (a1.type) {
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| 68 | case CHAR_ATTR_STYLE:
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| 69 | return (a1.val.style == a2.val.style);
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| 70 | case CHAR_ATTR_INDEX:
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| 71 | return (a1.val.index.bgcolor == a2.val.index.bgcolor) &&
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| 72 | (a1.val.index.fgcolor == a2.val.index.fgcolor) &&
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| 73 | (a1.val.index.attr == a2.val.index.attr);
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| 74 | case CHAR_ATTR_RGB:
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| 75 | return (a1.val.rgb.bgcolor == a2.val.rgb.bgcolor) &&
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| 76 | (a1.val.rgb.fgcolor == a2.val.rgb.fgcolor);
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| 77 | }
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| 78 |
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| 79 | return false;
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| 80 | }
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| 81 |
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| 82 | #endif
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| 83 |
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| 84 | /** @}
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| 85 | */
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