//------------------------------------------------------------------------------
//
// Plot renko chart. Error in plotting will occur if the box and/or reversal
// values are too small causing the number of renko bars exceeding the
// underlying stock normal price bars
//
//------------------------------------------------------------------------------
// Renko Chart
// Graham Kavanagh 13 Aug 2004 ver C
// Custom Indicator, date axis does not apply
SetBarsRequired(10000,10000);
// Brick size is dependant on what you want, if too small will not produce a chart due to insufficient x-axis bars
//Brick = LastValue( ATR(100) );
//Brick = LastValue( Max(0.02*C, 0.05) );
Brick = Param( "Brick Size", 0.1, 0.01, 1.00, 0.01 );
reverse = 2;
// Convert the closing price to rising and falling rounded bricks
CF = ceil(C/Brick);
CR = floor(C/Brick);
// initialize first element
j = 0;
RKC[j] = CF[0];
RKO[j] = CF[0] + 1;
down[j] = 1; // By default the first bar is a down bar.
up[j] = 0;
// Loop to produce the Renko values in number of bricks
for( i=1; i<BarCount-1; i++ )
{
if( CF[i] <= RKC[j] - 1 && down[j] ) // Continue down
{
num = RKC[j] - CF[i];
for( x=1; x<=num; x++ )
{
j++;
up[j] = 0;
down[j] = 1;
RKC[j] = RKC[j-1] - 1;
RKO[j] = RKC[j] + 1;
}
}
else
{
if( CR[i] >= RKC[j] + Reverse && down[j] ) // Change down to up
{
num = CR[i] - RKC[j];
j++;
up[j] = 1;
down[j] = 0;
RKC[j] = RKC[j-1] + 2;
RKO[j] = RKC[j] - 1;
for( x=2; x<=num; x++ )
{
j++;
up[j] = 1;
down[j] = 0;
RKC[j] = RKC[j-1] + 1;
RKO[j] = RKC[j] - 1;
}
}
else
{
if( CR[i] >= RKC[j] + 1 && up[j] ) // Continue Up
{
num = CR[i] - RKC[j];
for( x=1; x<=num; x++ )
{
j++;
Up[j] = 1;
Down[j] = 0;
RKC[j] = RKC[j-1] + 1;
RKO[j] = RKC[j] - 1;
}
}
else
{
if( CF[i] <= RKC[j] - Reverse && up[j] ) // Change up to down
{
num = RKC[j] - CF[i];
j++;
Up[j] = 0;
Down[j] = 1;
RKC[j] = RKC[j-1] - 2;
RKO[j] = RKC[j] + 1;
for( x=2; x<=num; x++ )
{
j++;
up[j] = 0;
down[j] = 1;
RKC[j] = RKC[j-1] - 1;
RKO[j] = RKC[j] + 1;
}
}
}
}
}
}
// move the chart to right end of chart space, ie last brick on last bar position
delta = BarCount-1 - j;
RKC = Ref( RKC, -delta );
RKO = Ref( RKO, -delta );
Up = Ref( Up, -delta );
Down = Ref( Down, -delta );
/*
rC = RKC * Brick;// + (Up-down)*Brick/2;
rO = RC - (Up-down)*Brick;
rH = Max(rC,rO);
rL = Min(rC,rO);
*/
C = RKC * Brick;// + (Up-down)*Brick/2;
O = C - (Up-down)*Brick;
H = Max(C,O);
L = Min(C,O);
Plot( C, "", colorGrey50,styleCandle);
// plot chart
//plotOHLC( rO, rH, rL, rC, "Renko Price " , colorBlack, styleCandle);
GraphXSpace=5;
Title = Name() + " - {{INTERVAL}} {{DATE}} - Renko Chart : Last Value = " + RKC * Brick + ", Brick Size = " + Brick;