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AO+ Momentum indicator.afl：源码内容

							//------------------------------------------------------------------------------
//
//  Formula Name:    AO+ Momentum indicator
//  Author/Uploader: Steve Wiser 
//  E-mail:          slwiserr@erols.com
//  Date/Time Added: 2001-07-05 19:06:27
//  Origin:          
//  Keywords:        
//  Level:           semi-advanced
//  Flags:           indicator
//  Formula URL:     http://www.amibroker.com/library/formula.php?id=55
//  Details URL:     http://www.amibroker.com/library/detail.php?id=55
//
//------------------------------------------------------------------------------
//
//  Supports the William's Alligator Trend following system
//
//------------------------------------------------------------------------------
/* Exploration, System and Indicator */
    Author: Steve Wiser
   Email address: slwiserr@erols.com
   May 5, 2001 */
outsidebar = outside();
insidebar = H <= Ref(H,-1) and L >= Ref(L,-1);
upbar = H > ref(H,-1) and L >= ref(L, -1);
downbar = L < ref(L,-1) and H <= ref(H,-1);
barcolor=iif(outsidebar, 1, 
               iif(downbar,   4, 
               iif(upbar,        5, 
               iif(insidebar,6, 0 ) ) ) );
/*barcolor=
      iif(outsidebar, 1, iif(downbar, 4, iif(upbar,5, 0) ) );*/
var1=ma( A , 34);
var2=ma( A,5);
graph0=var2-var1;
Graph0Style=2+4;
graph1=wilders(var2-var1,5);
Graph1Style=4+1;
Graph0BarColor=Barcolor;

						