Murrey Math Price Lines
Murrey Math Price Lines AFL in Amibroker focuses on plotting price-based support and resistance lines derived from Murrey Math principles. Integrated with Amibroker data feed, this AFL aids traders in identifying critical price levels that may influence market movements. By utilizing Amibroker data feed capabilities, this AFL assists traders in analyzing price action concerning Murrey Math Price Lines to make more informed trading decisions.
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/*
// $Archive: /AFL.root/AFL/YofaTrader/Custom/Murrey Math Price Lines.afl.cs $
// $Date: 08.03.29 22:57 $
// $Modtime: 08.03.29 22:52 $
// $Revision: 15 $
// $Workfile: Murrey Math Price Lines.afl.cs $
*/
ParamShowLevel=ParamList("Show harmonic levels", "1/8|1/4|1/2", 1 );
ParamShowLabel=ParamStyle("Show harmonic labels", styleNoLabel, styleNoLabel);
if(Status("action") ==1) //indicator
{
LastVisibleIndex = LastValue(Status("lastvisiblebarindex"));
if (LastVisibleIndex > BarCount -1) //to avoid errors is case of cursor is behind the last bar
LastVisibleIndex = BarCount-1;
TotalVisibleBars = LastVisibleIndex - LastValue(Status("firstvisiblebarindex")) + 1;
}
else
{
LastVisibleIndex = BarCount -1;
TotalVisibleBars = BarCount;
}
HHScreen = HHV(High, TotalVisibleBars);
LLScreen = LLV(Low, TotalVisibleBars);
PRScreen = HHScreen[LastVisibleIndex] - LLScreen[LastVisibleIndex]; //Price range
PriceRangeVisible = PRScreen * 1.1;
MiddleVisible = (HHScreen[LastVisibleIndex] + LLScreen[LastVisibleIndex]) /2;
HighestVisible= MiddleVisible + PriceRangeVisible / 2;
LowestVisible = MiddleVisible - PriceRangeVisible / 2;
SquareBase = 0.1953125;
if (HighestVisible > 0.390625)
{ SquareBase = 1.5625; }
if (HighestVisible > 1.5625)
{ SquareBase = 3.125; }
if (HighestVisible > 3.125)
{ SquareBase = 6.25; }
if (HighestVisible > 6.25)
{ SquareBase = 12.5; }
if (HighestVisible > 25)
{ SquareBase = 100; }
if (HighestVisible > 250)
{ SquareBase = 1000; }
if (HighestVisible > 2500)
{ SquareBase = 10000; }
if (HighestVisible > 25000)
{ SquareBase = 100000; }
ShowLevel = 1;
PriceStep = SquareBase / 8;
while ( PriceRangeVisible / 4 <= PriceStep AND ShowLevel < 4)
{
PriceStep = PriceStep / 8;
ShowLevel++;
}
//Lowest,highest harmonic value to show on the panel
LowerValue = floor(LowestVisible / PriceStep) * PriceStep;
HigherValue = ceil(HighestVisible / PriceStep) * PriceStep;
Octave1PriceStep = SquareBase / 8;
Octave2PriceStep = SquareBase / 64 ;
Octave3PriceStep = SquareBase / 512;
Harmonic = LowerValue;
//iterate from low to high values
while( Harmonic <= HigherValue )
{
style = styleDashed; // 1/8, 3/8, 5/8, 7/8 lines of any level
color = colorGreen; //1/8, 7/8
if ((Harmonic / PriceStep) % 8 == 1 OR (Harmonic / PriceStep) % 8 == 7)
color = colorYellow; // 3/8, 5/8
if (ParamShowLevel != "1/8")
style = styleNoLine;
if ((Harmonic / PriceStep) % 2 == 0) // 1/4, 3/4 lines of any level
{
style = styleDashed;
color = colorPink;
if (ParamShowLevel == "1/2")
style = styleNoLine;
}
if ((Harmonic / PriceStep) % 4 == 0) // 1/2 line of any level
{
style = styleDashed;
color = colorBlue;
}
if ((Harmonic / PriceStep) % 8 == 0) // 1/1 line of Baby level
{
color = colorBlue;
style = styleLine;
if ((Harmonic / Octave3PriceStep) % 64 == 0) // 1/1 line of Minor level
{
style = styleThick; // 1/1 /Level Minor
}
}
if (style != styleNoLine) //if there is a line to plot... (avoid printing unused labels)
{
style = style + ParamShowLabel;
Plot( Harmonic, "", color, style);
}
Harmonic = Harmonic + PriceStep;
}