Oscillator Coppock for Amibroker (AFL)

_SECTION_BEGIN("Coppock");
/*
Coppock based on original formula of Coppock.

Mov(ROC(C,14,%) + ROC(C,11,%)10;

AFL by Bill Dodd
*/

GraphXSpace=1; 
Param("EMA",10,2,100,1,0);
r1=ROC(C,14);
r2=ROC(C,11);
C=EMA((r1+r2),10);

Plot(IIf(C>0 AND ROC(C,1)>0,C,0),"",42,6); /* uptrend */
Plot(IIf(C>0 AND ROC(C,1)<0,C,0),"",32,6); /* up sideways */
Plot(IIf(C<0 AND ROC(C,1)>0,C,0),"",49,6); /* down sideways */
Plot(IIf(C<0 AND ROC(C,1)<0,C,0),"",29,6); /* down trend */



/*
dynamic_color = IIf (C >0, colorRed, colorGreen );
Plot(C,"", dynamic_color ,styleHistogram | styleThick );*/

_SECTION_END();