幾何圖形 (Unicode區段)

幾何圖形
Geometric Shapes
幾何圖形; Geometric Shapes
範圍	U+25A0..U+25FF; （96個碼位）
平面	基本多文種平面（BMP）
文字	通用
符號系列	控制代碼圖形; 幾何圖形
已分配	96個碼位
未分配	0個保留碼位
統一碼版本歷史
1.0.0	79 (+79)
1.1	80 (+1)
3.0	88 (+8)
3.2	96 (+8)
碼表
	點擊此處
	註釋：

本條目含有特殊字符，操作系统及浏览器須支持相關字符渲染才能正確显示，否则可能變成亂碼、问号、空格等其它符号。

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，基本滿足了計算機用戶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。^[4]然而字體與字體間的廣泛應用，^[5]^[6]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。

區塊

幾何圖形 Geometric Shapes^[1] Unicode Consortium 官方碼表（PDF）
	0	1	2	3	4	5	6	7	8	9	A	B	C	D	E	F
U+25Ax	■	□	▢	▣	▤	▥	▦	▧	▨	▩	▪	▫	▬	▭	▮	▯
U+25Bx	▰	▱	▲	△	▴	▵	▶	▷	▸	▹	►	▻	▼	▽	▾	▿
U+25Cx	◀	◁	◂	◃	◄	◅	◆	◇	◈	◉	◊	○	◌	◍	◎	●
U+25Dx	◐	◑	◒	◓	◔	◕	◖	◗	◘	◙	◚	◛	◜	◝	◞	◟
U+25Ex	◠	◡	◢	◣	◤	◥	◦	◧	◨	◩	◪	◫	◬	◭	◮	◯
U+25Fx	◰	◱	◲	◳	◴	◵	◶	◷	◸	◹	◺	◻	◼	◽	◾	◿
註釋 1.^ 依據 Unicode 14.0

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。^[7]^[8]

本區塊共定義了16個标准化變體，为8個基本字符指定顯示樣式：採用U+FE0E ︎ VARIATION SELECTOR-15（VS15）以文本顯示，或採用U+FE0F ️ VARIATION SELECTOR-16（VS16）以繪文字顯示。^[9]

繪文字變體序列
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过程：

版本	最終碼位^[a]	碼位数	L2（英语：International Committee for Information Technology Standards） ID	WG2（英语：ISO/IEC JTC 1/SC 2） ID	文檔
1.0.0	U+25A0..25EE	79			（待考）
1.0.0	U+25A0..25EE	79	L2/11-438^[b]^[c]	N4182 （页面存档备份，存于互联网档案馆）	Edberg, Peter, Emoji Variation Sequences (Revision of L2/11-429), 2011-12-22
1.1	U+25EF	1			（待考）
3.0	U+25F0..25F7	8		N1138	LaBonté, Alain, Proposal to add new characters (Keyboard related) to 10646, 1995-01-30
				N1203 （页面存档备份，存于互联网档案馆）	Umamaheswaran, V. S.; Ksar, Mike, 6.1.6, Unconfirmed minutes of SC2/WG2 Meeting 27, Geneva, 1995-05-03
				N1303 (html, doc （页面存档备份，存于互联网档案馆）)	Umamaheswaran, V. S.; Ksar, Mike, Minutes of Meeting 29, Tokyo, 1996-01-26
			L2/97-128	N1564	Paterson, Bruce, Draft pDAM for various additional characters (the "holding bucket"), 1997-05-15
			L2/97-288	N1603 （页面存档备份，存于互联网档案馆）	Umamaheswaran, V. S., 7.3, Unconfirmed Meeting Minutes, WG 2 Meeting # 33, Heraklion, Crete, Greece, 20 June - 4 July 1997, 1997-10-24
			L2/98-005R	N1682	Text of ISO 10646 - AMD 22 for PDAM registration and PDAM ballot, 1997-12-17
			L2/98-320	N1898 （页面存档备份，存于互联网档案馆）	ISO/IEC 10646-1/FPDAM 22, AMENDMENT 22: Keyboard Symbols, 1998-10-22
				N1897 （页面存档备份，存于互联网档案馆）	Paterson, Bruce; Everson, Michael, Disposition of Comments - FPDAM22 - Keyboard Symbols - SC2 N3191, 1998-10-22
			L2/99-010	N1903 (pdf, html （页面存档备份，存于互联网档案馆）, doc （页面存档备份，存于互联网档案馆）)	Umamaheswaran, V. S., Minutes of WG 2 meeting 35, London, U.K.; 1998-09-21--25, 1998-12-30
			L2/99-126		Paterson, Bruce, Text for FDAM ballot ISO/IEC 10646 FDAM #22 - Keyboard symbols, 1999-04-14
3.2	U+25F8..25FE	7	L2/00-119^[d]	N2191R （页面存档备份，存于互联网档案馆）	Whistler, Ken; Freytag, Asmus, Encoding Additional Mathematical Symbols in Unicode, 2000-04-19
			L2/00-234	N2203 (rtf, txt （页面存档备份，存于互联网档案馆）)	Umamaheswaran, V. S., 8.18, Minutes from the SC2/WG2 meeting in Beijing, 2000-03-21 -- 24, 2000-07-21
			L2/00-115R2		Moore, Lisa, Motion 83-M11, Minutes Of UTC Meeting #83, 2000-08-08
			L2/11-438^[b]^[c]	N4182 （页面存档备份，存于互联网档案馆）	Edberg, Peter, Emoji Variation Sequences (Revision of L2/11-429), 2011-12-22
	U+25FF	1	L2/01-156	N2356 （页面存档备份，存于互联网档案馆）	Freytag, Asmus, Additional Mathematical Characters (Draft 10), 2001-04-03
	U+25FF	1	L2/01-344	N2353 (pdf, doc （页面存档备份，存于互联网档案馆）)	Umamaheswaran, V. S., 7.7 Mathematical Symbols, Minutes from SC2/WG2 meeting #40 -- Mountain View, April 2001, 2001-09-09
^ 提案中建議的碼位和字符名稱可能與最終結果不同。 ^ ^2.0 ^2.1 參見L2/10-458，L2/11-414，L2/11-415與L2/11-429。 ^ ^3.0 ^3.1 參見「雜項符號和象形文字」區塊的歷史一節以查看更多與繪文字有關的文檔。 ^ 參見「雜項數學符號-B」區塊的歷史一節以查看更多與數學有關的文檔。

另見

Unicode符號
Unicode中的數學運算符與符號（英语：Mathematical operators and symbols in Unicode）
Dingbat
墓碑符号：表示證明完畢的字符
制表符
制表符 (Unicode區段)
方塊元素
幾何圖形擴展
雜項符號和箭頭：包含一些幾何圖形
雜項符號和象形文字：包含一些幾何圖形

參考資料

^ Unicode 1.0.1 Addendum (PDF). The Unicode Standard. 1992-11-03 [2016-07-09]. （原始内容 (PDF)存档于2016-07-02）.
^ Unicode character database. The Unicode Standard. [2016-07-09]. （原始内容存档于2017-09-25）.
^ Enumerated Versions of The Unicode Standard. The Unicode Standard. [2016-07-09]. （原始内容存档于2016-06-29）.
^ Font Support for Unicode Block 'Geometric Shapes'. [2008-09-17]. （原始内容存档于2020-11-05）.
^ Mac OS X 10.5 bundled with Arial Unicode MS. [2008-09-17]. （原始内容存档于2013-01-07）.
^ Common fonts to all versions of Windows & Mac equivalents. [2008-09-17]. （原始内容存档于2021-03-13）.
^ UTR #51: Unicode Emoji. Unicode Consortium. 2020-02-11 [2022-06-06]. （原始内容存档于2020-06-30）.
^ UCD: Emoji Data for UTR #51. Unicode Consortium. 2020-01-28 [2022-06-06]. （原始内容存档于2022-03-28）.
^ UTS #51 Emoji Variation Sequences. The Unicode Consortium. [2022-06-06]. （原始内容存档于2022-03-31）.

[final-10] 提案中建議的碼位和字符名稱可能與最終結果不同。

[also10458-11] 2.0 ^2.1 參見L2/10-458，L2/11-414，L2/11-415與L2/11-429。

[emojidocs-12] 3.0 ^3.1 參見「雜項符號和象形文字」區塊的歷史一節以查看更多與繪文字有關的文檔。

[mathdocs-13] 參見「雜項數學符號-B」區塊的歷史一節以查看更多與數學有關的文檔。

[1] Unicode 1.0.1 Addendum (PDF). The Unicode Standard. 1992-11-03 [2016-07-09]. （原始内容 (PDF)存档于2016-07-02）.

[2] Unicode character database. The Unicode Standard. [2016-07-09]. （原始内容存档于2017-09-25）.

[3] Enumerated Versions of The Unicode Standard. The Unicode Standard. [2016-07-09]. （原始内容存档于2016-06-29）.

[fileinfo-4] Font Support for Unicode Block 'Geometric Shapes'. [2008-09-17]. （原始内容存档于2020-11-05）.

[5] Mac OS X 10.5 bundled with Arial Unicode MS. [2008-09-17]. （原始内容存档于2013-01-07）.

[6] Common fonts to all versions of Windows & Mac equivalents. [2008-09-17]. （原始内容存档于2021-03-13）.

[UTR51-7] UTR #51: Unicode Emoji. Unicode Consortium. 2020-02-11 [2022-06-06]. （原始内容存档于2020-06-30）.

[EmojiData-8] UCD: Emoji Data for UTR #51. Unicode Consortium. 2020-01-28 [2022-06-06]. （原始内容存档于2022-03-28）.

[9] UTS #51 Emoji Variation Sequences. The Unicode Consortium. [2022-06-06]. （原始内容存档于2022-03-31）.

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