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Make FontType a bitflag #8

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Merged
The-Nice-One merged 1 commit into from
Aug 5, 2026
Merged

Make FontType a bitflag #8

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2 changes: 1 addition & 1 deletion snippets/data_types/FontType.md
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@@ -1 +1 @@
The typographic style a font represents.
Bit flags describing the typographic style a font represents. No flags set means Regular.
12 changes: 7 additions & 5 deletions src/Data Types.md
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Expand Up @@ -31,8 +31,10 @@ Reference for the data types used throughout this specification and its referenc

\textinput{../snippets/data_types/FontType.md}

| Variant | Description |
| ------- | ----------- |
| `Regular` | \textinput{../snippets/data_types/FontType/Regular.md} |
| `Bold` | \textinput{../snippets/data_types/FontType/Bold.md} |
| `Italic` | \textinput{../snippets/data_types/FontType/Italic.md} |
| Bit | Name | Description |
| --- | ---- | ----------- |
| 0 | `Bold` | \textinput{../snippets/data_types/FontType/Bold.md} |
| 1 | `Italic` | \textinput{../snippets/data_types/FontType/Italic.md} |
| 2-7 | — | \textinput{../snippets/phrase/reserved.md} |

No bits set represents `Regular`: \textinput{../snippets/data_types/FontType/Regular.md}
12 changes: 6 additions & 6 deletions src/Font Table.md
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Expand Up @@ -58,7 +58,7 @@
| 1 | `name` | `00000000` | `00` | Empty name, terminator only |
| 2 | `author` | `00000000` | `00` | Empty author, terminator only |
| 3 | `version` | `00000001` | `01` | Version 1 |
| 4 | `font_type` | `00000000` | `00` | 0 = Regular |
| 4 | `font_type` | `00000000` | `00` | No bits set = Regular |
| 5 | `linked_character_table_indexes` | `00000001` | `01` | Array length = 1 |
| 6 | `linked_character_table_indexes` | `00000000` | `00` | Uses Character Table 0 |

Expand All @@ -79,13 +79,13 @@
| 9 | `author` | `01100101` | `65` | `e` |
| 10 | — | `00000000` | `00` | Null terminator ends `author` |
| 11 | `version` | `00000001` | `01` | Version 1 |
| 12 | `font_type` | `00000000` | `00` | 0 = Regular |
| 12 | `font_type` | `00000000` | `00` | No bits set = Regular |
| 13 | `linked_character_table_indexes` | `00000001` | `01` | Array length = 1 |
| 14 | `linked_character_table_indexes` | `00000000` | `00` | Uses Character Table 0 |

**Example 3: Non-ASCII metadata and multiple Character Tables**

The font `Toys` by `Nicé`, a bold variant drawing from two Character Tables. The author's last code point needs two UTF-8 bytes.
The font `Toys` by `Nicé`, a bold and italic variant drawing from two Character Tables. The author's last code point needs two UTF-8 bytes.

| Byte | Field | Binary | Hex | Description |
| ---- | ------------------ | ---------- | ---- | ------------------------------------ |
Expand All @@ -101,7 +101,7 @@
| 10 | `author` | `10101001` | `A9` | `é` (U+00E9), byte 2 of 2 |
| 11 | — | `00000000` | `00` | Null terminator ends `author` |
| 12 | `version` | `00000010` | `02` | Version 2 |
| 13 | `font_type` | `00000001` | `01` | 1 = Bold |
| 13 | `font_type` | `00000011` | `03` | Bits 0,1 set = Bold & Italic |
| 14 | `linked_character_table_indexes` | `00000010` | `02` | Array length = 2 |
| 15 | `linked_character_table_indexes` | `00000000` | `00` | Uses Character Table 0 |
| 16 | `linked_character_table_indexes` | `00000010` | `02` | Uses Character Table 2 |
Expand Down Expand Up @@ -131,7 +131,7 @@
| 17 | `01100101` | `65` | Font 0: `author` = `e` |
| 18 | `00000000` | `00` | Font 0: `author` terminator |
| 19 | `00000001` | `01` | Font 0: `version` = 1 |
| 20 | `00000000` | `00` | Font 0: `font_type` = 0 (Regular) |
| 20 | `00000000` | `00` | Font 0: `font_type` = no bits set (Regular) |

Check notice on line 134 in src/Font Table.md

View workflow job for this annotation

GitHub Actions / vale

[vale] src/Font Table.md#L134 <Google.Parens>(https://developers.google.com/style/parentheses) 

Use parentheses judiciously.
Raw output 
{"message":"Use parentheses judiciously.","location":{"path":"src/Font Table.md","range":{"start":{"line":134,"column":67},"end":{"line":134,"column":76}}},"severity":"INFO","code":{"value":"Google.Parens","url":"https://developers.google.com/style/parentheses"}}
| 21 | `00000001` | `01` | Font 0: character table array length = 1 |
| 22 | `00000000` | `00` | Font 0: uses Character Table 0 |
| 23 | `01010100` | `54` | Font 1: `name` = `T` |
Expand All @@ -145,6 +145,6 @@
| 31 | `01100101` | `65` | Font 1: `author` = `e` |
| 32 | `00000000` | `00` | Font 1: `author` terminator |
| 33 | `00000001` | `01` | Font 1: `version` = 1 |
| 34 | `00000001` | `01` | Font 1: `font_type` = 1 (Bold) |
| 34 | `00000001` | `01` | Font 1: `font_type` = bit 0 set (Bold) |

Check notice on line 148 in src/Font Table.md

View workflow job for this annotation

GitHub Actions / vale

[vale] src/Font Table.md#L148 <Google.Parens>(https://developers.google.com/style/parentheses) 

Use parentheses judiciously.
Raw output 
{"message":"Use parentheses judiciously.","location":{"path":"src/Font Table.md","range":{"start":{"line":148,"column":65},"end":{"line":148,"column":71}}},"severity":"INFO","code":{"value":"Google.Parens","url":"https://developers.google.com/style/parentheses"}}
| 35 | `00000001` | `01` | Font 1: character table array length = 1 |
| 36 | `00000001` | `01` | Font 1: uses Character Table 1 |
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