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·¢ÐÅÈË: bloom (©À©Á©Â©Ã©Ä©Æ©Ç¨), ÐÅÇø: VB
±ê Ìâ: StretchDIBits(λͼ¡¢Í¼±ê)(×ªÔØ)
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·¢ÐÅÈË: yucheng (ÎÞ»°¿É˵), ÐÅÇø: VisualBasic
·¢ÐÅÕ¾: BBS ˮľÇ廪վ (Mon Apr 3 01:08:40 2000) WWW-POST
StretchDIBits
VBÉùÃ÷
Declare Function StretchDIBits Lib "gdi32" Alias "StretchDIBits" (ByVal hdc
As Long, ByVal x As Long, ByVal y As Long, ByVal dx As Long, ByVal dy As
Long, ByVal SrcX As Long, ByVal SrcY As Long, ByVal wSrcWidth As Long, ByVal
wSrcHeight As Long, lpBits As Any, lpBitsInfo As BITMAPINFO, ByVal wUsage As
Long, ByVal dwRop As Long) As Long
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Long£¬È纯ÊýÖ´Ðгɹ¦£¬·µ»ØÓû¸´ÖƵÄɨÃèÏßµÄÊýÁ¿£»Èç·µ»Ø³£ÊýGDI_ERROR£¬±íʾ³ö´í
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hdc Long£¬Ò»¸öÉ豸³¡¾°µÄ¾ä±ú¡£¸Ã³¡¾°ÓÃÓÚ½ÓÊÕλͼÊý¾Ý
x,y Long£¬ÓÃÂß¼×ø±ê±íʾµÄÄ¿±ê¾ØÐÎµÄÆðµã
dx,dy Long£¬Ä¿±ê¾ØÐεĿí¶È¼°¸ß¶È£¬ÒÔÂß¼×ø±ê±íʾ
SrcX,SrcY Long£¬ÓÃÉè±¸×ø±ê±íʾµÄÔ´¾ØÐÎÔÚDIBÖÐµÄÆðµã
wSrcWidth,wSrcHeight Long£¬Ô´¾ØÐεĿí¶ÈÓë¸ß¶È£¬ÓÃÉè±¸×ø±ê±íʾ¡£ÈçÆäÖÐÓÐÒ»¸ö²Î
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lpBits Any£¬Ö¸ÏòÒ»¸ö»º³åÇøµÄÖ¸Õë¡£Õâ¸ö»º³åÇø°üº¬ÁËÒÔDIB¸ñʽÃèÊöµÄλͼÊý¾Ý£»Õâ
ÖÖ¸ñʽÊÇÓÉlpBitsInfoÖ¸¶¨µÄ
lpBitsInfo BITMAPINFO£¬¶ÔlpBits DIBµÄ¸ñʽºÍÑÕÉ«½øÐÐÃèÊöµÄÒ»¸ö½á¹¹
wUsage Long£¬ÏÂÊö³£ÊýÖ®Ò»
DIB_PAL_COLORS ÑÕÉ«±íÊÇÒ»¸öÕûÊýÊý×飬ÆäÖаüº¬ÁËÓëĿǰѡÈëhdcÉ豸³¡¾°µÄµ÷É«°åÏà
¹ØµÄË÷Òý
DIB_RGB_COLORS ÑÕÉ«±í°üº¬ÁËRGÑÕÉ«
dwRop Long£¬Óû½øÐеĹâÕ¤ÔËËã
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