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XDrawArc, XDrawArcs, XArc - ±ß¸Ì/Âʱ߸̤ÎÉÁ²è¡¢¸Ì¤òɽ¤¹¹½Â¤ÂÎ

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XDrawArc(display, d, gc, x, y, width, height, angle1, angle2)
Display *display;
Drawable d;
GC gc;
int x, y;
unsigned int width, height;
int angle1, angle2;

XDrawArcs(display, d, gc, arcs, narcs)
Display *display;
Drawable d;
GC gc;
XArc *arcs;
int narcs;

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angle1

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angle2

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arcs

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d

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display

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gc

GC ¤ò»ØÄꤹ¤ë¡£

narcs

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width

height

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x

y

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´Ø¿ô XDrawArc ¤ÏñÆȤαߤ¢¤ë¤¤¤ÏÂʱߤθ̤òÉÁ²è¤·¡¢ XDrawArcs ¤ÏÊ£¿ô¤Î±ß¤¢¤ë¤¤¤ÏÂʱߤθ̤òÉÁ²è¤¹¤ë¡£ ¤Ï ¤½¤ì¤¾¤ì¤Î¸Ì¤ÏĹÊý·Á¤È2¤Ä¤Î³ÑÅ٤ǻØÄꤵ¤ì¤ë¡£ ±ß¡¢¤¢¤ë¤¤¤ÏÂʱߤθ̤ÎÃæ¿´¤ÏĹÊý·Á¤ÎÃæ¿´¤Ç¤¢¤ê¡¢Ä¹¼´¤Èû¼´¤ÏĹÊý·Á¤ÎÉý ¤È¹â¤µ¤Ç»ØÄꤹ¤ë¡£ Àµ¤Î³ÑÅÙ¤ÏÈ¿»þ·×¼þ¤ê¤Î¸þ¤­¤ò¼¨¤·¡¢Éé¤Î³ÑÅ٤ϻþ·×¼þ¤ê¤Î¸þ¤­¤ò¼¨¤¹¡£ angle2 ¤ÎÂ礭¤µ¤¬360Åٰʾå¤Î¾ì¹ç¡¢ XDrawArc ¤ä XDrawArcs ¤Ï¤³¤Î³ÑÅÙ¤ò360Å٤˽̤á¤ë¡£

$[x,y,\mathrm{width},\mathrm{height},\mathrm{angle}1,\mathrm{angle}2]$ , $[x+\frac{\mathrm{width}}{2},y+\frac{\mathrm{height}}{2}]$ , $[x,y+\frac{\mathrm{height}}{2}]$ and $[x+\mathrm{width},y+\frac{\mathrm{height}}{2}]$ $[x+\frac{\mathrm{width}}{2},y]$ and $[x+\frac{\mathrm{width}}{2},y+\mathrm{height}]$ . $[x,y,\mathrm{width},\mathrm{height},\mathrm{angle}1,\mathrm{angle}2]$ ¤Ç»ØÄꤵ¤ì¤ë¸Ì¤Î¾ì¹ç¡¢ Ĺ¼´¤Èû¼´¤Î¸¶ÅÀ¤Ï $[x+\frac{\mathrm{width}}{2},y+\frac{\mathrm{height}}{2}]$ ¤Ç¤¢¤ë¡£¤Þ¤¿¡¢±ß¤äÂʱߤÎ̵¸Â¤ËºÙ¤¤µ°Àפϲ£¼´¤È¤Ï
$[x,y+\frac{\mathrm{height}}{2}]$ ¤È $[x+\mathrm{width},y+\frac{\mathrm{height}}{2}]$ ¤Ç¸ò¤ï¤ê¡¢½Ä¼´¤È¤Ï $[x+\frac{\mathrm{width}}{2},y]$
$[x+\frac{\mathrm{width}}{2},y+\mathrm{height}]$ ¤Ç¸ò¤ï¤ë¡£ ¤³¤ì¤é¤ÎºÂɸ¤Ï¾®¿ô¤Ç¤¢¤ê¡¢Î¥»¶Åª¤ÊºÂɸ¤Ë¤Ï´Ý¤á¤é¤ì¤Ê¤¤¡£ µ°ÀפϿô³ØŪ¤Ë¸·Ì©¤ËÄêµÁ¤¹¤Ù¤­¤Ç¤¢¤ë¡£ Éý lw ¤ò»ý¤ÄÀþ¤Î¾ì¹ç¡¢Åɤê¤Ä¤Ö¤·¤ÎÎسÔÀþ¤Ï¡¢±ß/Âʱߤε°Àפ«¤é¤Îµ÷Î¥¤¬ lw/2(¤³¤ì¤Ï¾®¿ô¤Ë¤Ê¤êÆÀ¤ë) ¤ËÅù¤·¤¤ÅÀ¤«¤é¤Ê¤ë2¤Ä¤Î̵¸Â¤ËºÙ¤¤µ°Àפˤè¤Ã ¤ÆÍ¿¤¨¤é¤ì¤ë¡£ ¸Ì¤ÎüÅÀ¤Ë¤Ä¤¤¤Æ¤Ï¡¢¤½¤Î±ß/ÂʱߤÎÀÜÀþ¤ËÂФ¹¤ë cap_style ¤ä join_style ¤ÈƱ¤¸¤â¤Î¤¬ÍѤ¤¤é¤ì¤ë¡£

$[x,y,\mathrm{width},\mathrm{height},\mathrm{angle}1,\mathrm{angle}2]$ , $[x,y,\mathrm{width},\mathrm{height},\mathrm{angle}1,\mathrm{angle}2]$ ¤Ç»ØÄꤵ¤ì¤ë¸Ì¤Î¾ì¹ç¡¢ ¤³¤Î³ÑÅ٤ϼºݤˤÏÏĤó¤Ç¤¤¤ëÂʱߤκÂɸ·Ï¤ÇÄêµÁ¤·¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤(±ß¤Î ¾ì¹ç¤Ë¤Ï¡¢³ÑÅ٤ȺÂɸ·Ï¤Ï°ìÃפ·¤Æ¤¤¤ë)¡£ ¤³¤ì¤é¤Î³ÑÅ٤ȥ¹¥¯¥ê¡¼¥ó¤ÎÄ̾ï¤ÎºÂɸ·Ï¤Çɽ¸½¤µ¤ì¤ë³ÑÅÙ(ʬÅÙ´ï¤Ç¬¤ë¤è ¤¦¤Ê³ÑÅÙ)¤Î´Ø·¸¤Ï¼¡¼°¤Çɽ¤µ¤ì¤ë¡£

$\mathrm{skewed-angle}=\mathrm{atan}\left(\tan \left(\mathrm{normal-angle}\right)*\frac{\mathrm{width}}{\mathrm{height}}\right)+\mathrm{adjust}$

$[0,2\pi ]$ and where atan $[-\frac{\pi }{2},\frac{\pi }{2}]$ skewed-angle ¤È normal-angle ¤ÏÈϰϤ¬ $[0,2\pi ]$ ¤Î¥é¥¸¥¢¥ó(64 ¤Ç³ä¤Ã¤¿¸ÌÅ٤ǤϤʤ¤)¤Çɽ¤µ¤ì¤ë¡£¤³¤Î³ÑÅ٤Υ¢¡¼¥¯¥¿¥ó¥¸¥§¥ó¥È¤ÏÈÏ°Ï $[-\frac{\pi }{2},\frac{\pi }{2}]$ ¤òÊÖ¤¹¡£¤Þ¤¿¡¢adjust ¤Ï°Ê²¼¤ÎÃͤò¼è ¤ë¡£

$0$
	for normal-angle in the range 
$[0,\frac{\pi }{2}]$
$\pi$
	for normal-angle in the range 
$[\frac{\pi }{2},\frac{3\pi }{2}]$
$2\pi$
	for normal-angle in the range 
$[\frac{3\pi }{2},2\pi ]$
$0$
	Ä̾ï¤Î³ÑÅÙ¤¬ 
$[0,\frac{\pi }{2}]$
 ¤ÎÈϰϤˤ¢¤ë¾ì¹ç
$\pi$
	Ä̾ï¤Î³ÑÅÙ¤¬ 
$[\frac{\pi }{2},\frac{3\pi }{2}]$
 ¤ÎÈϰϤˤ¢¤ë¾ì¹ç
$2\pi$
	Ä̾ï¤Î³ÑÅÙ¤¬ 
$[\frac{3\pi }{2},2\pi ]$
 ¤ÎÈϰϤˤ¢¤ë¾ì¹ç

Í¿¤¨¤é¤ì¤¿¸Ì¤Ë¤Ä¤¤¤Æ¡¢ XDrawArc ¤È XDrawArcs ¤Ï¡¢1¤Ä¤Î¥Ô¥¯¥»¥ë¤ò1ÅÙ¤·¤«ÉÁ²è¤·¤Ê¤¤¡£ Àµ¤·¤¯Àܳ¤·¤Æ¤¤¤ë2¤Ä¤Î¸Ì¤ÎÉý¤¬ 0 ¤è¤êÂ礭¤¯¡¢¸Ì¤¬¸ò¤ï¤Ã¤Æ¤¤¤ë¾ì¹ç¤Ë ¤Ï¡¢ XDrawArc ¤È XDrawArcs ¤Ï¡¢1¤Ä¤Î¥Ô¥¯¥»¥ë¤ò1ÅÙ¤·¤«ÉÁ²è¤·¤Ê¤¤¡£ ¤½¤¦¤Ç¤Ê¤¤¾ì¹ç¡¢¸ò¤ï¤Ã¤Æ¤¤¤ë¸Ì¤Î¥Ô¥¯¥»¥ë¤ÏÊ£¿ô²óÉÁ²è¤µ¤ì¤ë¡£ ¤¢¤ëüÅÀ¤«¤é»þ·×¼þ¤ê¤Ë»ØÄꤷ¤¿¸Ì¤È¾Êý¤ÎüÅÀ¤«¤éÈ¿»þ·×¼þ¤ê¤ËƱ¤¸³ÑÅÙ¤ò »ØÄꤷ¤¿¸Ì¤Ï¡¢Àܳ¤Ë°ã¤¤¤¬½Ð¤ë°Ê³°¤ÏƱ¤¸¥Ô¥¯¥»¥ë¤òÉÁ²è¤¹¤ë¡£

¤¢¤ë¸Ì¤Î½ªÅÀ¤È¼¡¤Î¸Ì¤ÎºÇ½é¤ÎÅÀ¤¬°ìÃפ·¤¿¾ì¹ç¡¢2¤Ä¤Î¸Ì¤ÏÀµ¤·¤¯Àܳ¤µ¤ì ¤ë¡£ ºÇ½é¤Î¸Ì¤ÎºÇ½é¤ÎÅÀ¤ÈºÇ¸å¤Î¸Ì¤ÎºÇ¸å¤ÎÅÀ¤¬°ìÃפ¹¤ë¾ì¹ç¡¢2¤Ä¤Î¸Ì¤ÏÀµ¤·¤¯ Àܳ¤µ¤ì¤ë¡£ 1¤Ä¤Î¼´¤Ë 0 ¤ò»ØÄꤹ¤ì¤Ð¡¢¿åÊ¿¤ÊÀþ¤«¿âľ¤ÊÀþ¤òÉÁ¤¯¤³¤È¤¬¤Ç¤­¤ë¡£ ³ÑÅÙ¤Ïñ¤ËºÂɸ·Ï¤Ë´ð¤Å¤¤¤Æ·×»»¤µ¤ì¡¢¥¢¥¹¥Ú¥¯¥ÈÈæ¤Ï̵»ë¤µ¤ì¤ë¡£

¤É¤Á¤é¤Î´Ø¿ô¤â°Ê²¼¤Î GC ¥³¥ó¥Ý¡¼¥Í¥ó¥È¤ò»ÈÍѤ¹¤ë¡£ function, plane-mask, line-width, line-style, cap-style, join-style, fill-style, subwindow-mode, clip-x-origin, clip-y-origin, and clip-mask. They also use these GC mode-dependent components: foreground, background, tile, stipple, tile-stipple-x-origin, tile-stipple-y-origin, dash-offset, dash-list.

XDrawArc ¤È XDrawArcs ¤Ï¥¨¥é¡¼ BadDrawable, BadGC, BadMatch ¤òµ¯¤³¤¹¤³¤È¤¬¤¢¤ë¡£

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XArc ¹½Â¤ÂΤÎÆâÍƤò¼¨¤¹¡£

typedef struct {
	short x, y;
	unsigned short width, height;
	short angle1, angle2;             
} XArc;

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BadDrawable

°ú¤­¿ô Drawable ¤ÎÃͤ¬¡¢ÄêµÁ¤µ¤ì¤Æ¤¤¤ë Window ¤ä Pixmap ¤ò»Ø¤·¤Æ¤¤¤Ê¤¤¡£

BadGC

°ú¤­¿ô GContext ¤ÎÃͤ¬¡¢ÄêµÁ¤µ¤ì¤Æ¤¤¤ë GContext ¤ò»Ø¤·¤Æ¤¤¤Ê¤¤¡£

BadMatch

InputOnly ¤Î¥¦¥£¥ó¥É¥¦¤¬¥É¥í¥¦¥¢¥Ö¥ë¤È¤·¤Æ»ØÄꤵ¤ì¤¿¡£

BadMatch

°ú¤­¿ô¤ä°ú¤­¿ô¤ÎÁȤÏÀµ¤·¤¤·¿¡¦ÈϰϤò»ý¤Ã¤Æ¤¤¤ë¤¬¡¢¤½¤Î¥ê¥¯¥¨¥¹¥È¤¬Í׵᤹¤ë ¾¤Î¾ò·ï¤ËŬ¹ç¤Ç¤­¤Ê¤«¤Ã¤¿¡£

´ØÏ¢¹àÌܶ

XDrawLine(3X11), XDrawPoint(3X11), XDrawRectangle(3X11)
Xlib - C Language X Interface