//+-----------+
//| LSMA |
//+-----------+
#property copyright "Copyright 2005 Ron Thompson"
#property link "http://www.forexmt4.com/"
/*
This indicator uses LSMA and colors it
red when falling and green when rising.
There is some buffer magic that makes this work.
The order of the buffers and colors is important.
Removing green exposes red
removing red exposes green
removing neither shows yellow (!?!)
*/
//---- indicator settings
#property indicator_chart_window
#property indicator_buffers 8
#property indicator_color1 Yellow
#property indicator_color2 Green
#property indicator_color3 Red
#property indicator_color4 Green
#property indicator_color5 Red
#property indicator_color6 LawnGreen
#property indicator_color7 Red
#property indicator_color8 Yellow
//---- buffers
double ExtMapBuffer1[]; //Yellow
double ExtMapBuffer2[]; //Green
double ExtMapBuffer3[]; //Red
double XBuffer[]; //White
double ZBuffer[]; //White
double ExtMapBuffer6[]; //Green
double ExtMapBuffer7[]; //Red
double ExtMapBuffer8[]; //Yellow
extern int extRperiod = 14;
extern double extSlope = 0.0;
extern int extDraw4HowLong = 200;
extern bool showarrows=false;
extern int open1_close2=1;
extern bool showarrowvalues=false;
// bar open handling
int bartime;
//Objects
int uniq=0;
//+-----------+
//| Init |
//+-----------+
int init()
{
ObjectsDeleteAll();
SetIndexBuffer(0,ExtMapBuffer1); //Yellow
SetIndexStyle(0, DRAW_LINE, STYLE_SOLID, 2);
SetIndexBuffer(1,ExtMapBuffer2); //Green
SetIndexStyle(1, DRAW_LINE, STYLE_SOLID, 2);
SetIndexBuffer(2,ExtMapBuffer3); //Red
SetIndexStyle(2, DRAW_LINE, STYLE_SOLID, 2);
// 233 up arrow
// 234 down arrow
// 158 little dot
// 159 big dot
// 168 open square
// 120 box with X
SetIndexStyle(3,DRAW_ARROW);
SetIndexBuffer(3, XBuffer); //Green
SetIndexArrow(3,233);
SetIndexStyle(4,DRAW_ARROW);
SetIndexBuffer(4, ZBuffer); //Red
SetIndexArrow(4,234);
SetIndexBuffer(5,ExtMapBuffer6); //Green
SetIndexStyle(5, DRAW_ARROW);
SetIndexArrow(5,233);
SetIndexBuffer(6,ExtMapBuffer7); //Red
SetIndexStyle(6, DRAW_ARROW);
SetIndexArrow(6,234);
SetIndexBuffer(7,ExtMapBuffer8); //Yellow
SetIndexStyle(7, DRAW_ARROW);
SetIndexArrow(7,120);
Print("Init complete");
}
//+-----------+
//| DE-Init |
//+-----------+
int deinit()
{
int i;
for( i=0; i<Bars; i++ )
{
ExtMapBuffer1[i]=0;
ExtMapBuffer2[i]=0;
ExtMapBuffer3[i]=0;
XBuffer[i]=0;
ZBuffer[i]=0;
ExtMapBuffer6[i]=0;
ExtMapBuffer7[i]=0;
ExtMapBuffer8[i]=0;
}
ObjectsDeleteAll();
Print("DE-Init complete");
}
//+-----------+
//| Each Tick |
//+-----------+
int start()
{
int pos;
double wtp; //LSMA previous value
double wt; //LSMA current value
double wd; //difference
string sColor;
double pSlope=extSlope*Point;
// draw once at open of bar
if(bartime==Time[0]) return(0);
bartime=Time[0];
for(pos = extDraw4HowLong; pos >= 0; pos--)
{
//save previous value
wtp = wt;
//get next bar LSMA
wt = LSMA(pos);
//calculate difference
wd = (wt-wtp)/Point;
// draw actual LSMA line
ExtMapBuffer1[pos] = wt; //yellow
ExtMapBuffer2[pos] = wt; //green
ExtMapBuffer3[pos] = wt; //red
if (wtp < wt+(pSlope)) //rising, remove RED
{
ExtMapBuffer3[pos] = EMPTY_VALUE;
}
if (wtp > wt-(pSlope)) //falling, remove GREEN
{
ExtMapBuffer2[pos] = EMPTY_VALUE;
}
if(showarrows)
{
// Draw arrows that reflect the REAL difference levels
sColor="YELLOW";
if (wd > 0.0 && wd > extSlope ) //rising
{
sColor="GREEN";
ExtMapBuffer6[pos]=wt;//+(10*Point);
}
if (wd < 0.0 && wd < (extSlope*(-1)) ) //falling
{
sColor="RED";
ExtMapBuffer7[pos]=wt;//+(10*Point);
}
if (sColor=="YELLOW") //static - within slope
{
ExtMapBuffer8[pos]=wt;//+(10*Point);
}
}
if(showarrowvalues)
{
ObjectCreate("myx"+DoubleToStr(uniq,0), OBJ_TEXT, 0, Time[pos], wt );
ObjectSetText("myx"+DoubleToStr(uniq,0),DoubleToStr(wd,0),15,"Arial",White);
uniq++;
}
}//for
}//start
double LSMA(int mybar)
{
int i;
double sum=0;
double lengthvar = ( extRperiod + 1.0 ) / 3.0;
for(i = extRperiod; i >= 1 ; i--)
{
//open
if(open1_close2==1) sum += ( i - lengthvar)*Open[extRperiod - i + mybar];
//close
if(open1_close2==2) sum += ( i - lengthvar)*Close[extRperiod - i + mybar];
}
return(sum * 6 / (extRperiod*(extRperiod + 1)) );
}
Sample
Analysis
Market Information Used:
Series array that contains open time of each bar
Series array that contains open prices of each bar
Series array that contains close prices for each bar
Indicator Curves created:
Implements a curve of type DRAW_LINE
Implements a curve of type DRAW_ARROW
Implements a curve of type DRAW_ARROW
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features: