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Try this:
/* SWING CHART */
SetBarsRequired( 200, 200 ); // needed for script
swingsize = 10;
HP = HHVBars( High, swingsize ) == 0;
LP = LLVBars( Low, swingsize ) == 0;
EnableScript("jscript");
<%
result = VBArray(AFL("High")).toArray();
function TrendLine( starti, startv, endi, endv )
{
for( j = starti; j <= endi; j++ )
{
result[ j ] = startv + ( j - starti )*(endv-startv)/(endi-starti);
}
}
High = VBArray(AFL("High")).toArray();
Low = VBArray(AFL("Low")).toArray();
HP = VBArray(AFL("HP")).toArray();
LP = VBArray(AFL("LP")).toArray();
endi = -1;
starti = -1;
dir = 0;
for( i = High.length - 0; i >= 0; i-- )
{
if( dir == 1 && LP[ i ] )
{
TrendLine( i, Low[ i ], endi, endv );
endi = i;
endv = Low[ i ];
dir = -1;
}
else
if( dir == -1 && HP[ i ] )
{
TrendLine( i, High[ i ], endi, endv );
endi = i;
endv = High[ i ];
dir = 1;
}
else
if( dir == 0 && endi == -1 && LP[ i ] )
{
endi = i;
endv = Low[ i ];
dir = -1;
}
else
if( dir == 0 && endi == -1 && HP[ i ] )
{
endi = i;
endv = High[ i ];
dir = 1;
}
}
AFL("Graph0")=result;
%>
Graph0Color=colorRed;
Graph1=Close;
Graph1Color = colorBlack;
Graph1Style=styleCandle;
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