幾何圖形 (Unicode區段)

幾何圖形是一個位於基本多文種平面的Unicode區塊，收錄了96個圖形符號。在本區塊內，包含有各種幾何形狀，基本滿足了電腦使用者在幾何表現上的要求。

## 字符表

下表列出本區塊的所有字符，括號內的數字為十進制代碼。

碼位｜字符｜官方名稱

U+25A0 (9632)｜■｜BLACK SQUARE

U+25A1 (9633)｜□｜WHITE SQUARE

U+25A2 (9634)｜▢｜WHITE SQUARE WITH ROUNDED CORNERS

U+25A3 (9635)｜▣｜WHITE SQUARE CONTAINING BLACK SMALL SQUARE

U+25A4 (9636)｜▤｜SQUARE WITH HORIZONTAL FILL

U+25A5 (9637)｜▥｜SQUARE WITH VERTICAL FILL

U+25A6 (9638)｜▦｜SQUARE WITH ORTHOGONAL CROSSHATCH FILL

U+25A7 (9639)｜▧｜SQUARE WITH UPPER LEFT TO LOWER RIGHT FILL

U+25A8 (9640)｜▨｜SQUARE WITH UPPER RIGHT TO LOWER LEFT FILL

U+25A9 (9641)｜▩｜SQUARE WITH DIAGONAL CROSSHATCH FILL

U+25AA (9642)｜▪｜BLACK SMALL SQUARE

U+25AB (9643)｜▫｜WHITE SMALL SQUARE

U+25AC (9644)｜▬｜BLACK RECTANGLE

U+25AD (9645)｜▭｜WHITE RECTANGLE

U+25AE (9646)｜▮｜BLACK VERTICAL RECTANGLE

U+25AF (9647)｜▯｜WHITE VERTICAL RECTANGLE

U+25B0 (9648)｜▰｜BLACK PARALLELOGRAM

U+25B1 (9649)｜▱｜WHITE PARALLELOGRAM

U+25B2 (9650)｜▲｜BLACK UP-POINTING TRIANGLE

U+25B3 (9651)｜△｜WHITE UP-POINTING TRIANGLE

U+25B4 (9652)｜▴｜BLACK UP-POINTING SMALL TRIANGLE

U+25B5 (9653)｜▵｜WHITE UP-POINTING SMALL TRIANGLE

U+25B6 (9654)｜▶｜BLACK RIGHT-POINTING TRIANGLE

U+25B7 (9655)｜▷｜WHITE RIGHT-POINTING TRIANGLE

U+25B8 (9656)｜▸｜BLACK RIGHT-POINTING SMALL TRIANGLE

U+25B9 (9657)｜▹｜WHITE RIGHT-POINTING SMALL TRIANGLE

U+25BA (9658)｜►｜BLACK RIGHT-POINTING POINTER

U+25BB (9659)｜▻｜WHITE RIGHT-POINTING POINTER

U+25BC (9660)｜▼｜BLACK DOWN-POINTING TRIANGLE

U+25BD (9661)｜▽｜WHITE DOWN-POINTING TRIANGLE

U+25BE (9662)｜▾｜BLACK DOWN-POINTING SMALL TRIANGLE

U+25BF (9663)｜▿｜WHITE DOWN-POINTING SMALL TRIANGLE

U+25C0 (9664)｜◀｜BLACK LEFT-POINTING TRIANGLE

U+25C1 (9665)｜◁｜WHITE LEFT-POINTING TRIANGLE

U+25C2 (9666)｜◂｜BLACK LEFT-POINTING SMALL TRIANGLE

U+25C3 (9667)｜◃｜WHITE LEFT-POINTING SMALL TRIANGLE

U+25C4 (9668)｜◄｜BLACK LEFT-POINTING POINTER

U+25C5 (9669)｜◅｜WHITE LEFT-POINTING POINTER

U+25C6 (9670)｜◆｜BLACK DIAMOND

U+25C7 (9671)｜◇｜WHITE DIAMOND

U+25C8 (9672)｜◈｜WHITE DIAMOND CONTAINING BLACK SMALL DIAMOND

U+25C9 (9673)｜◉｜FISHEYE

U+25CA (9674)｜◊｜LOZENGE

U+25CB (9675)｜○｜WHITE CIRCLE

U+25CC (9676)｜◌｜DOTTED CIRCLE

U+25CD (9677)｜◍｜CIRCLE WITH VERTICAL FILL

U+25CE (9678)｜◎｜BULLSEYE

U+25CF (9679)｜●｜BLACK CIRCLE

U+25D0 (9680)｜◐｜CIRCLE WITH LEFT HALF BLACK

U+25D1 (9681)｜◑｜CIRCLE WITH RIGHT HALF BLACK

U+25D2 (9682)｜◒｜CIRCLE WITH LOWER HALF BLACK

U+25D3 (9683)｜◓｜CIRCLE WITH UPPER HALF BLACK

U+25D4 (9684)｜◔｜CIRCLE WITH UPPER RIGHT QUADRANT BLACK

U+25D5 (9685)｜◕｜CIRCLE WITH ALL BUT UPPER LEFT QUADRANT BLACK

U+25D6 (9686)｜◖｜LEFT HALF BLACK CIRCLE

U+25D7 (9687)｜◗｜RIGHT HALF BLACK CIRCLE

U+25D8 (9688)｜◘｜INVERSE BULLET

U+25D9 (9689)｜◙｜INVERSE WHITE CIRCLE

U+25DA (9690)｜◚｜UPPER HALF INVERSE WHITE CIRCLE

U+25DB (9691)｜◛｜LOWER HALF INVERSE WHITE CIRCLE

U+25DC (9692)｜◜｜UPPER LEFT QUADRANT CIRCULAR ARC

U+25DD(9693)｜◝｜UPPER RIGHT QUADRANT CIRCULAR ARC

U+25DE (9694)｜◞｜LOWER RIGHT QUADRANT CIRCULAR ARC

U+25DF (9695)｜◟｜LOWER LEFT QUADRANT CIRCULAR ARC

U+25E0 (9696)｜◠｜UPPER HALF CIRCLE

U+25E1 (9697)｜◡｜LOWER HALF CIRCLE

U+25E2 (9698)｜◢｜BLACK LOWER RIGHT TRIANGLE

U+25E3 (9699)｜◣｜BLACK LOWER LEFT TRIANGLE

U+25E4 (9700)｜◤｜BLACK UPPER LEFT TRIANGLE

U+25E5 (9701)｜◥｜BLACK UPPER RIGHT TRIANGLE

U+25E6 (9702)｜◦｜WHITE BULLET

U+25E7 (9703)｜◧｜SQUARE WITH LEFT HALF BLACK

U+25E8 (9704)｜◨｜SQUARE WITH RIGHT HALF BLACK

U+25E9 (9705)｜◩｜SQUARE WITH UPPER LEFT DIAGONAL HALF BLACK

U+25EA (9706)｜◪｜SQUARE WITH LOWER RIGHT DIAGONAL HALF BLACK

U+25EB (9707)｜◫｜WHITE SQUARE WITH VERTICAL BISECTING LINE

U+25EC (9708)｜◬｜WHITE UP-POINTING TRIANGLE WITH DOT

U+25ED (9709)｜◭｜UP-POINTING TRIANGLE WITH LEFT HALF BLACK

U+25EE (9710)｜◮｜UP-POINTING TRIANGLE WITH RIGHT HALF BLACK

U+25EF (9711)｜◯｜LARGE CIRCLE

U+25F0 (9712)｜◰｜WHITE SQUARE WITH UPPER LEFT QUADRANT

U+25F1 (9713)｜◱｜WHITE SQUARE WITH LOWER LEFT QUADRANT

U+25F2 (9714)｜◲｜WHITE SQUARE WITH LOWER RIGHT QUADRANT

U+25F3 (9715)｜◳｜WHITE SQUARE WITH UPPER RIGHT QUADRANT

U+25F4 (9716)｜◴｜WHITE CIRCLE WITH UPPER LEFT QUADRANT

U+25F5 (9717)｜◵｜WHITE CIRCLE WITH LOWER LEFT QUADRANT

U+25F6 (9718)｜◶｜WHITE CIRCLE WITH LOWER RIGHT QUADRANT

U+25F7 (9719)｜◷｜WHITE CIRCLE WITH UPPER RIGHT QUADRANT

U+25F8 (9720)｜◸｜UPPER LEFT TRIANGLE

U+25F9 (9721)｜◹｜UPPER RIGHT TRIANGLE

U+25FA (9722)｜◺｜LOWER LEFT TRIANGLE

U+25FB (9723)｜◻｜WHITE MEDIUM SQUARE

U+25FC (9724)｜◼｜BLACK MEDIUM SQUARE

U+25FD (9725)｜◽｜WHITE MEDIUM SMALL SQUARE

U+25FE (9726)｜◾｜BLACK MEDIUM SMALL SQUARE

U+25FF (9727)｜◿｜LOWER RIGHT TRIANGLE

## 字體支持

目前只有兩個字符集，Code2000和DejaVu，涵蓋了全部Unicode幾何圖形。然而字體與字體間的廣泛應用，以及Unicode MS的統一，使大多數常用符號都包括其中，不會產生大的歧義或影響。

## 繪文字

本區塊共包含8個繪文字：U+25AA..U+25AB，U+25B6，U+25C0與U+25FB..U+25FE。

本區塊共定義了16個標準化變體，為8個基本字符指定顯示樣式：採用FE0E（VS15）以文本顯示，或採用FE0F（VS16）以繪文字顯示。

U+｜25AA｜25AB｜25B6｜25C0｜25FB｜25FC｜25FD｜25FE

默認顯示樣式｜文本｜文本｜文本｜文本｜文本｜文本｜繪文字｜繪文字

基本碼位｜▪｜▫｜▶｜◀｜◻｜◼｜◽｜◾

基本+VS15（文本）｜▪︎｜▫︎｜▶︎｜◀︎｜◻︎｜◼︎｜◽︎｜◾︎

基本+VS16（繪文字）｜▪️｜▫️｜▶️｜◀️｜◻️｜◼️｜◽️｜◾️

## 歷史

下列與Unicode相關的文檔記錄了在幾何圖形區塊中定義特定字符的目的和過程：

版本｜最終碼位｜碼位數｜國際資訊技術標準委員會 ID｜WG2 ID｜文檔

1.0.0｜U+25A0..25EE｜79｜（待考）

L2/11-438｜ N4182

1.1｜U+25EF｜1｜（待考）

3.0｜U+25F0..25F7｜8｜N1138

N1203 N1303 (html, doc )

L2/97-128｜N1564

L2/97-288｜ N1603

L2/98-005R｜N1682

L2/98-320｜ N1898

N1897

L2/99-010｜ N1903 (pdf, html , doc )

L2/99-126

3.2｜U+25F8..25FE｜7｜ L2/00-119｜ N2191R

L2/00-234｜ N2203 (rtf, txt )

L2/00-115R2

L2/11-438｜ N4182

U+25FF｜1｜ L2/01-156｜ N2356

L2/01-344｜ N2353 (pdf, doc )

## 基本資料

- blockname：幾何圖形、Geometric Shapes
- rangestart：25A0
- rangeend：25FF
- 文字：通用
- 貨幣符號：控制代碼圖形、幾何圖形
- codechart：https://www.unicode.org/charts/PDF/U25A0.pdf