--on prepareMovie me 
--myStageRect=the deskTopRectList[1] 
--(the stage).rect=myStageRect 
--(the stage).drawRect=mystageRect 
--end 
  
下面这段代码实现的功能是: 
1、舞台居中 
2、根据屏幕宽高比和舞台宽高比实现电影的不变形缩放(即,如果舞台宽高比小,则上下充满,左右留空;如果屏幕宽高比小,则左右充满,上下留空;) 
on prepareMovie 
screenRect = _system.deskTopRectList[1] 
wPreH = (screenRect.right-screenRect.left)*1.0/(screenRect.bottom -screenRect.top) 
 
movieRect = _movie.stage.rect 
wPreW = (movieRect.right-movieRect.left)*1.0/(screenRect.right-screenRect.left) 
hPreH = (movieRect.bottom - movieRect.top)*1.0/(screenRect.bottom -screenRect.top) 
 
if wPreW >= hPreH then  
diffH = screenRect.height - movieRect.height/wPreW 
newDrawRect = rect(0, 0, screenRect.width, screenRect.height - diffH) 
newMovieRect = rect(screenRect.left, screenRect.top + diffH/2, screenRect.right,screenRect.bottom - diffH/2) 
else 
diffW = screenRect.width - movieRect.width/hPreH  
newDrawRect = rect(0, 0, screenRect.width - diffW, screenRect.height) 
newMovieRect = rect(screenRect.left + diffW/2, screenRect.top, screenRect.right- diffW/2, screenRect.bottom) 
end if 
 
_movie.stage.rect = newMovieRect 
_movie.stage.drawRect = newDrawRect 
end 
根据这个修改,是可以只实现居中,不放缩的 
这个代码放在电影脚本中,并保证没有其他的prepareMovie处理子,不用修改直接使用 
别外: 
可以在全屏的第一帧写 
on exitframe me 
sprite(1).left=*** 
sprite(1).top=*** 
sprite(1).width=*** 
sprite(1).height=*** 
end  
 
 
 
 
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