_SECTION_BEGIN("Price");
SetChartOptions(0,chartShowArrows|chartShowDates);
_N(Title = StrFormat("{{NAME}} - {{INTERVAL}} {{DATE}} Open %g, Hi %g, Lo %g, Close %g (%.1f%%) Vol " +WriteVal( V, 1.0 ) +" {{VALUES}}", O, H, L, C, SelectedValue( ROC( C, 1 )) ));
Plot( C, "Close", ParamColor("Color", colorBlack ), styleNoTitle | ParamStyle("Style") | GetPriceStyle() ); 
if( ParamToggle("Tooltip shows", "All Values|Only Prices" ) )
{
 ToolTip=StrFormat("Open: %g\nHigh:  %g\nLow:   %g\nClose:  %g (%.1f%%)\nVolume: "+NumToStr( V, 1 ), O, H, L, C, SelectedValue( ROC( C, 1 )));
}
_SECTION_END();

_SECTION_BEGIN("Mid MA");
P = ParamField("Price field",-1);
Periods = Param("Periods", 45, 2, 300, 1 );
Plot( MA( P, Periods ), _DEFAULT_NAME(), ParamColor( "Color", colorCycle ), ParamStyle("Style") | styleNoRescale ); 
_SECTION_END();

_SECTION_BEGIN("Long MA");
P = ParamField("Price field",-1);
Periods = Param("Periods", 100, 2, 400, 1 );
Plot( MA( P, Periods ), _DEFAULT_NAME(), ParamColor( "Color", colorCycle ), ParamStyle("Style") | styleNoRescale ); 
_SECTION_END();

_SECTION_BEGIN("BBands");
P = ParamField("Price field",-1);
Periods = Param("Periods", 15, 2, 300, 1 );
Width = Param("Width", 2, 0, 10, 0.05 );
Color = ParamColor("Color", colorLightGrey );
Style = ParamStyle("Style") | styleNoRescale | styleNoRescale;
Plot( BBandTop( P, Periods, Width ), "BBTop" + _PARAM_VALUES(), Color, Style ); 
Plot( BBandBot( P, Periods, Width ), "BBBot" + _PARAM_VALUES(), Color, Style ); 
_SECTION_END();

_SECTION_BEGIN("Price Interpretation");
movshort = ParamField("Short Time MA", 8 );
movmed = ParamField("Mid Time MA", 9 );
movlong = ParamField("Long Time MA", 10 );
btop = ParamField("BBTop", 11 );
bbot = ParamField("BBBottom", 12 );
if( Status("action") == actionCommentary )
{
width = btop - bbot;
lslop = LinRegSlope( C, 30 ) + 100;
lslo = LLV( lslop, 90 );
lshi = HHV( lslop, 90 );
lswidth = lshi - lslo;
trend = 100*( lslop - lslo )/lswidth;

mawidth = MA( width, 100 );
relwidth = 100*(width - mawidth)/mawidth;

_N( tname = Name()+"("+FullName()+")" );

printf("Price and moving averages:\n");
printf( tname + " has closed " + WriteIf( C > movshort, "above" , "below" ) + " its Short time moving average. ");

printf("\nShort time moving average is currently " + WriteIf( movshort > movmed, "above", "below") + " mid-time, AND " + WriteIf( movshort > movlong, "above", "below" ) + " long time moving averages.");

printf("\nThe relationship between price and moving averages is: "+
WriteIf( C > movshort AND movshort > movmed, "bullish",
WriteIf( C < movshort AND movshort < movmed, "bearish", "neutral" ) ) + " in short-term, and "+
WriteIf( movshort > movmed AND movmed > movlong , "bullish",
WriteIf( movshort < movmed AND movmed < movlong, "bearish", "neutral" ) ) + " in mid-long term. ");

printf("\n\nBollinger Bands:\n");
printf(tname+ " has closed " + 
WriteIf( C < bbot, "below the lower band by " +
WriteVal( 100 *( bbot-C )/ width, 1.1 ) + "%%. " +
WriteIf( trend < 30, " This combined with the steep downtrend can suggest that the downward trend in prices has a good chance of continuing.  However, a short-term pull-back inside the bands is likely.",
WriteIf( trend > 30 AND trend < 70, "Although prices have broken the lower band and a downside breakout is possible, the most likely scenario for "+tname+" is to continue within current trading range.", "" ) ), "" ) +

WriteIf( C > btop, "above the upper band by " +
WriteVal( 100 *( C- btop )/ width, 1.1 ) + "%%. " +
WriteIf( trend > 70, " This combined with the steep uptrend suggests that the upward trend in prices has a good chance of continuing.  However, a short-term pull-back inside the bands is likely.",
WriteIf( trend > 30 AND trend < 70, "Although prices have broken the upper band and a upside breakout is possible, the most likely scenario for "+tname+" is to continue within current trading range.", "" ) ), "" ) +

WriteIf( C < btop AND ( ( btop - C ) / width ) < 0.5, 
"below upper band by " +
WriteVal( 100 *( btop - C )/ width, 1.1 ) + "%%. ", 
WriteIf( C < btop AND C > bbot , "above bottom band by " +
WriteVal( 100 *( C - bbot )/ width, 1.1 ) + "%%. ", "" ) ));

printf("\n"+
WriteIf( ( trend > 30 AND trend < 70 AND ( C > btop OR C < bbot ) ) AND abs(relwidth) > 40,
		 "This picture becomes somewhat unclear due to the fact that Bollinger Bands are  currently",
		 "Bollinger Bands are " )+	  
WriteVal( abs( relwidth ), 1.1 ) + "%% " +
WriteIf( relwidth > 0, "wider" , "narrower" ) +
" than normal.");

printf("\n");

printf(
WriteIf( abs( relwidth ) < 40, "The current width of the bands (alone) does not suggest anything conclusive about the future volatility or movement of prices.","")+
WriteIf( relwidth < -40, "The narrow width of the bands suggests low volatility as compared to " + tname + "'s normal range.  Therefore, the probability of volatility increasing with a sharp price move has increased for the near-term. "+
"The bands have been in this narrow range for " + WriteVal(BarsSince(Cross(-40,relwidth)),1.0) + " bars. The probability of a significant price move increases the longer the bands remain in this narrow range." ,"")+
WriteIf( relwidth > 40, "The large width of the bands suggest high volatility as compared to " + tname + "'s normal range.  Therefore, the probability of volatility decreasing and prices entering (or remaining in) a trading range has increased for the near-term. "+
"The bands have been in this wide range for  " + WriteVal(BarsSince(Cross(relwidth,40)),1.0) + " bars.The probability of prices consolidating into a less volatile trading range increases the longer the bands remain in this wide range." ,""));

printf("\n\nThis commentary is not a recommendation to buy or sell. Use at your own risk.");
}
_SECTION_END();

_SECTION_BEGIN("EMA");
P = ParamField("Price field",-1);
Periods = Param("Periods", 15, 2, 300, 1, 10 );
Plot( EMA( P, Periods ), _DEFAULT_NAME(), ParamColor( "Color", colorCycle ), ParamStyle("Style") ); 
_SECTION_END();

_SECTION_BEGIN("EMA1");
P = ParamField("Price field",-1);
Periods = Param("Periods", 15, 2, 300, 1, 10 );
Plot( EMA( P, Periods ), _DEFAULT_NAME(), ParamColor( "Color", colorCycle ), ParamStyle("Style") ); 
_SECTION_END();

_SECTION_BEGIN("Pivot Finder for Amibroker");
//  /* **********************************
//
//  Code to automatically identify pivots
//
//  ********************************** */
//
//  // -- what will be our lookback range for the hh and ll?
//
//  farback=Param("How Far back to go",100,50,5000,10);
//
//  nBars = Param("Number of bars", 12, 5, 40);
//
//  // -- Title.
//
//  Title = Name() + " (" + StrLeft(FullName(), 15) + ") O: " + Open + ",
//
//  H: " + High + ", L: " + Low + ", C: " + Close;
//
//  // -- Plot basic candle chart
//
//  PlotOHLC(Open, High, Low, Close,
//
//  "BIdx = " + BarIndex() +
//
//  "\n" + "O = " + O + "\n"+"H = "+ H + "\n"+"L = " + L
//
//  + "\n"+"C ",
//
//  colorYellow, styleCandle);
//
//  GraphXSpace=7;
//
//  // -- Create 0-initialized arrays the size of barcount
//
//  aHPivs = H - H;
//
//  aLPivs = L - L;
//
//  // -- More for future use, not necessary for basic plotting
//
//  aHPivHighs = H - H;
//
//  aLPivLows = L - L;
//
//  aHPivIdxs = H - H;
//
//  aLPivIdxs = L - L;
//
//  nHPivs = 0;
//
//  nLPivs = 0;
//
//  lastHPIdx = 0;
//
//  lastLPIdx = 0;
//
//  lastHPH = 0;
//
//  lastLPL = 0;
//
//  curPivBarIdx = 0;
//
//  // -- looking back from the current bar, how many bars
//
//  // back were the hhv and llv values of the previous
//
//  // n bars, etc.?
//
//  aHHVBars = HHVBars(H, nBars);
//
//  aLLVBars = LLVBars(L, nBars);
//
//  aHHV = HHV(H, nBars);
//
//  aLLV = LLV(L, nBars);
//
//  // -- Would like to set this up so pivots are calculated back from
//
//  // last visible bar to make it easy to "go back" and see the pivots
//
//  // this code would find. However, the first instance of
//
//  // _Trace output will show a value of 0
//
//  aVisBars = Status("barvisible");
//
//  nLastVisBar = LastValue(Highest(IIf(aVisBars, BarIndex(), 0)));
//
//  _TRACE("Last visible bar: " + nLastVisBar);
//
//  // -- Initialize value of curTrend
//
//  curBar = (BarCount-1);
//
//  curTrend = "";
//
//  if (aLLVBars[curBar] <
//
//  aHHVBars[curBar]) {
//
//  curTrend = "D";
//
//  }
//
//  else {
//
//  curTrend = "U";
//
//  }
//
//  // -- Loop through bars. Search for
//
//  // entirely array-based approach
//
//  // in future version
//
//  for (i=0; i<farback; i++) {
//
//  curBar = (BarCount - 1) - i;
//
//  // -- Have we identified a pivot? If trend is down...
//
//  if (aLLVBars[curBar] < aHHVBars[curBar]) {
//
//  // ... and had been up, this is a trend change
//
//  if (curTrend == "U") {
//
//  curTrend = "D";
//
//  // -- Capture pivot information
//
//  curPivBarIdx = curBar - aLLVBars[curBar];
//
//  aLPivs[curPivBarIdx] = 1;
//
//  aLPivLows[nLPivs] = L[curPivBarIdx];
//
//  aLPivIdxs[nLPivs] = curPivBarIdx;
//
//  nLPivs++;
//
//  }
//
//  // -- or current trend is up
//
//  } else {
//
//  if (curTrend == "D") {
//
//  curTrend = "U";
//
//  curPivBarIdx = curBar - aHHVBars[curBar];
//
//  aHPivs[curPivBarIdx] = 1;
//
//  aHPivHighs[nHPivs] = H[curPivBarIdx];
//
//  aHPivIdxs[nHPivs] = curPivBarIdx;
//
//  nHPivs++;
//
//  }
//
//  // -- If curTrend is up...else...
//
//  }
//
//  // -- loop through bars
//
//  }
//
//  // -- Basic attempt to add a pivot this logic may have missed
//
//  // -- OK, now I want to look at last two pivots. If the most
//
//  // recent low pivot is after the last high, I could
//
//  // still have a high pivot that I didn't catch
//
//  // -- Start at last bar
//
//  curBar = (BarCount-1);
//
//  candIdx = 0;
//
//  candPrc = 0;
//
//  lastLPIdx = aLPivIdxs[0];
//
//  lastLPL = aLPivLows[0];
//
//  lastHPIdx = aHPivIdxs[0];
//
//  lastHPH = aHPivHighs[0];
//
//  if (lastLPIdx > lastHPIdx) {
//
//  // -- Bar and price info for candidate pivot
//
//  candIdx = curBar - aHHVBars[curBar];
//
//  candPrc = aHHV[curBar];
//
//  if (
//
//  lastHPH < candPrc AND
//
//  candIdx > lastLPIdx AND
//
//  candIdx < curBar) {
//
//  // -- OK, we'll add this as a pivot...
//
//  aHPivs[candIdx] = 1;
//
//  // ...and then rearrange elements in the
//
//  // pivot information arrays
//
//  for (j=0; j<nHPivs; j++) {
//
//  aHPivHighs[nHPivs-j] = aHPivHighs[nHPivs-
//
//  (j+1)];
//
//  aHPivIdxs[nHPivs-j] = aHPivIdxs[nHPivs-(j+1)];
//
//  }
//
//  aHPivHighs[0] = candPrc ;
//
//  aHPivIdxs[0] = candIdx;
//
//  nHPivs++;
//
//  }
//
//  } else {
//
//  // -- Bar and price info for candidate pivot
//
//  candIdx = curBar - aLLVBars[curBar];
//
//  candPrc = aLLV[curBar];
//
//  if (
//
//  lastLPL > candPrc AND
//
//  candIdx > lastHPIdx AND
//
//  candIdx < curBar) {
//
//  // -- OK, we'll add this as a pivot...
//
//  aLPivs[candIdx] = 1;
//
//  // ...and then rearrange elements in the
//
//  // pivot information arrays
//
//  for (j=0; j<nLPivs; j++) {
//
//  aLPivLows[nLPivs-j] = aLPivLows[nLPivs-(j+1)];
//
//  aLPivIdxs[nLPivs-j] = aLPivIdxs[nLPivs-(j+1)];
//
//  }
//
//  aLPivLows[0] = candPrc;
//
//  aLPivIdxs[0] = candIdx;
//
//  nLPivs++;
//
//  }
//
//  }
//
//  // -- Dump inventory of high pivots for debugging
//
//  /*
//
//  for (k=0; k<nHPivs; k++) {
//
//  _TRACE("High pivot no. " + k
//
//  + " at barindex: " + aHPivIdxs[k] + ", "
//
//  + WriteVal(ValueWhen(BarIndex()==aHPivIdxs[k],
//
//  DateTime(), 1), formatDateTime)
//
//  + ", " + aHPivHighs[k]);
//
//  }
//
//  */
//
//  // -- OK, let's plot the pivots using arrows
//
//  PlotShapes(
//
//  IIf(aHPivs==1, shapeDownArrow, shapeNone), colorRed, 0,
//
//  High, Offset=-15);
//
//  PlotShapes(
//
//  IIf(aLPivs==1, shapeUpArrow , shapeNone), colorGreen, 0,
//
//  Low, Offset=-15);
//
//------------------------------------------------------------------------------
 
  /* **********************************
 
Code to automatically identify pivots
 
********************************** */
 
// -- what will be our lookback range for the hh and ll?
farback=Param("How Far back to go",100,50,5000,10);
nBars = Param("Number of bars", 12, 5, 40);
 
// -- Title.
 
Title = Name() + " (" + StrLeft(FullName(), 15) + ") O: " + Open + ", 
 
H: " + High + ", L: " + Low + ", C: " + Close;
 
// -- Plot basic candle chart
 
PlotOHLC(Open, High, Low, Close, 
 
"BIdx = " + BarIndex() + 
 
"\n" + "O = " + O + "\n"+"H = "+ H + "\n"+"L = " + L
 
+ "\n"+"C ",
 
colorBlack, styleCandle); 
 
GraphXSpace=7;
 
// -- Create 0-initialized arrays the size of barcount
 
aHPivs = H - H;
 
aLPivs = L - L;
 
// -- More for future use, not necessary for basic plotting
 
aHPivHighs = H - H;
 
aLPivLows = L - L;
 
aHPivIdxs = H - H;
 
aLPivIdxs = L - L;
 
nHPivs = 0;
 
nLPivs = 0;
 
lastHPIdx = 0;
 
lastLPIdx = 0;
 
lastHPH = 0;
 
lastLPL = 0;
 
curPivBarIdx = 0;
 
// -- looking back from the current bar, how many bars 
 
// back were the hhv and llv values of the previous 
 
// n bars, etc.?
 
aHHVBars = HHVBars(H, nBars);
 
aLLVBars = LLVBars(L, nBars);
 
aHHV = HHV(H, nBars);
 
aLLV = LLV(L, nBars);
 
// -- Would like to set this up so pivots are calculated back from
 
// last visible bar to make it easy to "go back" and see the pivots
 
// this code would find. However, the first instance of 
 
// _Trace output will show a value of 0
 
aVisBars = Status("barvisible");
 
nLastVisBar = LastValue(Highest(IIf(aVisBars, BarIndex(), 0)));
 
_TRACE("Last visible bar: " + nLastVisBar);
 
// -- Initialize value of curTrend
 
curBar = (BarCount-1);
 
curTrend = "";
 
if (aLLVBars[curBar] < 
 
aHHVBars[curBar]) {
 
curTrend = "D";
 
}
 
else {
 
curTrend = "U";
 
}
 
// -- Loop through bars. Search for 
 
// entirely array-based approach
 
// in future version
 
for (i=0; i<farback; i++) {
 
curBar = (BarCount - 1) - i;
 
// -- Have we identified a pivot? If trend is down...
 
if (aLLVBars[curBar] < aHHVBars[curBar]) {
 
// ... and had been up, this is a trend change
 
if (curTrend == "U") {
 
curTrend = "D";
 
// -- Capture pivot information
 
curPivBarIdx = curBar - aLLVBars[curBar];
 
aLPivs[curPivBarIdx] = 1;
 
aLPivLows[nLPivs] = L[curPivBarIdx];
 
aLPivIdxs[nLPivs] = curPivBarIdx;
 
nLPivs++;
 
}
 
// -- or current trend is up
 
} else {
 
if (curTrend == "D") {
 
curTrend = "U";
 
curPivBarIdx = curBar - aHHVBars[curBar];
 
aHPivs[curPivBarIdx] = 1;
 
aHPivHighs[nHPivs] = H[curPivBarIdx];
 
aHPivIdxs[nHPivs] = curPivBarIdx;
 
nHPivs++;
 
}
 
// -- If curTrend is up...else...
 
} 
 
// -- loop through bars
 
} 
 
// -- Basic attempt to add a pivot this logic may have missed
 
// -- OK, now I want to look at last two pivots. If the most 
 
// recent low pivot is after the last high, I could
 
// still have a high pivot that I didn't catch
 
// -- Start at last bar
 
curBar = (BarCount-1);
 
candIdx = 0;
 
candPrc = 0;
 
lastLPIdx = aLPivIdxs[0];
 
lastLPL = aLPivLows[0];
 
lastHPIdx = aHPivIdxs[0];
 
lastHPH = aHPivHighs[0];
 
if (lastLPIdx > lastHPIdx) {
 
// -- Bar and price info for candidate pivot
 
candIdx = curBar - aHHVBars[curBar];
 
candPrc = aHHV[curBar]; 
 
if (
 
lastHPH < candPrc AND
 
candIdx > lastLPIdx AND
 
candIdx < curBar) {
 
 
// -- OK, we'll add this as a pivot...
 
aHPivs[candIdx] = 1;
 
// ...and then rearrange elements in the 
 
// pivot information arrays
 
for (j=0; j<nHPivs; j++) {
 
aHPivHighs[nHPivs-j] = aHPivHighs[nHPivs-
 
(j+1)];
 
aHPivIdxs[nHPivs-j] = aHPivIdxs[nHPivs-(j+1)];
 
}
 
aHPivHighs[0] = candPrc ;
 
aHPivIdxs[0] = candIdx;
 
nHPivs++;
 
} 
 
} else {
 
 
// -- Bar and price info for candidate pivot
 
candIdx = curBar - aLLVBars[curBar];
 
candPrc = aLLV[curBar]; 
 
if (
 
lastLPL > candPrc AND
 
candIdx > lastHPIdx AND
 
candIdx < curBar) {
 
 
// -- OK, we'll add this as a pivot...
 
aLPivs[candIdx] = 1;
 
// ...and then rearrange elements in the 
 
// pivot information arrays
 
for (j=0; j<nLPivs; j++) {
 
aLPivLows[nLPivs-j] = aLPivLows[nLPivs-(j+1)];
 
aLPivIdxs[nLPivs-j] = aLPivIdxs[nLPivs-(j+1)];
 
}
 
aLPivLows[0] = candPrc;
 
aLPivIdxs[0] = candIdx;
 
nLPivs++;
 
}
 
}
 
// -- Dump inventory of high pivots for debugging
 
/*
 
for (k=0; k<nHPivs; k++) {
 
_TRACE("High pivot no. " + k
 
+ " at barindex: " + aHPivIdxs[k] + ", " 
 
+ WriteVal(ValueWhen(BarIndex()==aHPivIdxs[k], 
 
DateTime(), 1), formatDateTime)
 
+ ", " + aHPivHighs[k]);
 
}
 
*/
 
// -- OK, let's plot the pivots using arrows
 
PlotShapes(
 
IIf(aHPivs==1, shapeDownArrow, shapeNone), colorRed, 0,
 
High, Offset=-15);
 
PlotShapes(
 
IIf(aLPivs==1, shapeUpArrow , shapeNone), colorYellow, 0, 
 
Low, Offset=-15);
_SECTION_END();

_SECTION_BEGIN("ZIG - Zig");
P = ParamField( "Price field" );
change = Param("% change",5,0.1,25,0.1);
Plot( Zig(P, change), _DEFAULT_NAME(), ParamColor( "Color", colorCycle ), ParamStyle("Style") );
_SECTION_END();