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±ê Ìâ: Arc(»æÍ¼º¯Êý)(×ªÔØ)
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·¢ÐÅÈË: yucheng (ÎÞ»°¿É˵), ÐÅÇø: VisualBasic
·¢ÐÅÕ¾: BBS ˮľÇ廪վ (Mon Apr 3 00:13:22 2000) WWW-POST
Arc,ArcTo
VBÉùÃ÷
Declare Function Arc& Lib "gdi32" (ByVal hdc As Long, ByVal X1 As Long, ByVal
Y1 As Long, ByVal X2 As Long, ByVal Y2 As Long, ByVal X3 As Long, ByVal Y3 As
Long, ByVal X4 As Long, ByVal Y4 As Long)
Declare Function ArcTo& Lib "gdi32" (ByVal hdc As Long, ByVal X1 As Long,
ByVal Y1 As Long, ByVal X2 As Long, ByVal Y2 As Long, ByVal X3 As Long, ByVal
Y3 As Long, ByVal X4 As Long, ByVal Y4 As Long)
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´Ó¾ØÐÎÖÐÐĵ㵽µã£¨X3,Y3£©µÄÒ»ÌõÏß¶ÎÓëÍÖÔ²µÄ½»µã±êÖ¾×ÅÔ²»¡µÄÆðµã¡£¶øµ½£¨X4,Y4£©
µÄÒ»ÌõÏßÓëÍÖÔ²µÄ½»µãÔò±êÖ¾×ÅÔ²»¡µÄÖյ㡣ArcToº¯Êý»á½«µ±Ç°»±ÊλÖÃÉèΪ»¡µÄÖÕµã
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hdc Long£¬Ò»¸öÏÔʾ³¡¾°µÄ¾ä±ú
X1,Y1 Long£¬Ö¸¶¨Î§ÈÆÍÖÔ²µÄÒ»¸ö¾ØÐεÄ×óÉϽÇλÖÃ
X2,Y2 Long£¬Ö¸¶¨Î§ÈÆÍÖÔ²µÄÒ»¸ö¾ØÐεÄÓÒϽÇλÖÃ
X3,Y3 Long£¬Ö¸¶¨Ô²»¡Æðµã
X4,Y4 Long£¬Ö¸¶¨Ô²»¡ÖÕµã
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Õë·½Ïò¡£
ÔÚwin ntÖУº»æÍ¼·½ÏòÓÉSetArcDirectionº¯Êý¾ö¶¨¡£Ä¬ÈÏÎªÄæÊ±Õë·½Ïò
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