Demark2
Download scriptThis script is designed to provide a comprehensive visual and analytical overlay on your trading charts based on DeMarkaa's theory of price action. It serves as a sophisticated tool for identifying structural trends, potential break levels, and strategic "take-profit" targets by automatically drawing geometric lines and providing real-time status updates.
Core Logic and Functionality
1. Dynamic Structural Identification (DeMark Theory) The script uses a recursive logic to identify significant price peaks and valleys (Highs and Lows). Unlike standard indicators that might just look at the previous candle, this tool looks for specific "fractal" points where a high is higher than those surrounding it (or a low is lower). It creates a foundation of these "turning points" to build its trend analysis.
2. Trendline and Channel Construction Based on the identified peaks and valleys, the script automatically calculates and draws:
- Trendlines: It connects historical high/low points to project the current trajectory of the market.
- Channels: It projects parallel lines based on these trends to visualize the "corridor" in which the price is currently moving.
- Breakout Levels: The script identifies specific horizontal levels where a trendline might be breached, helping traders anticipate potential changes in market momentum.
3. Automatic Breakout Analysis One of the more advanced features of this script is its ability to "back-test" recent history on the fly. When it detects a breach of a trendline, it scans backward to determine if the break was a valid structural shift or just a temporary fluctuation. It distinguishes between different types of breaks (e.g., based on price closing, opening, or midpoint) and displays specific markers (arrows) on the chart to notify you of these events.
4. Target and Objective Identification The script provides mathematical projections for potential goals:
- Take-Profit Levels: It calculates multiple possible target zones based on geometric ratios (such as the 1.618 Fibonacci level).
- Dynamic Objectives: These lines help traders visualize where price might stall or reverse after a significant move.
User Experience Features
- Visual Feedback: The script populates your chart with different colored lines and symbols (arrows) to represent various trend types. It can be configured to show or hide these elements (Trendlines, Channels, Breakout levels, and Take-profit lines) depending on your personal preference.
- On-Screen Dashboard: In addition to the visual drawings, the script provides a text-based comment box on the chart. This "dashboard" gives you an immediate summary of the current trend status, identifies specific price levels in numerical format, and lists the calculated targets for the most recent bars.
- Customizable Scope: You can control how much history is analyzed (the number of bars shown) and how many specific "steps" or layers of trend analysis you wish to see simultaneously.
In summary, this tool transforms complex price action theory into a visual roadmap, highlighting where the market has been, where it is headed now, and where it might realistically reach its next objective.
//------------------------------------------------------------------/
// Èíäèêàòîð-ñîâåòíèê, îñíîâàíûé íà òåîðèè Äåìàðêà ñ ìîèìè äîïîëíåíèÿìè
// ×àñòü êîäà âçÿòà èç èíäèêàòîðà Ind-TD-DeMark-3-1.mq4 [Kara ©]
//------------------------------------------------------------------/
#property copyright "GreenDog"
#property link "krot@inbox.ru" // v2.3
#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Red
#property indicator_color2 Blue
extern int showBars=200; // åñëè = 0, òî èíäþê îòîáðàæàåòñÿ äëÿ âñåãî ãðàôèêà
extern int LevDP=3; // óðîâåíü òî÷åê äåìàðêà; 2 = öåíòðàëüíûé áàð áóäåò âûøå(íèæå) 2õ áàðîâ ñëåâà è 2õ áàðîâ ñïðàâà
extern int qSteps=1; // êîëè÷åñòâî îòîáðàæàåìûõ øàãîâ, íå áîëåå 3õ
extern int BackStep=0; // êîëè÷åñòâî øàãîâ íàçàä
extern int startBar=0; // åñëè 0, òî ðåêîìåíäàöèè äëÿ òåêóùåãî áàðà, åñëè 1 - òî äëÿ ïðåäïîëàãàåìîãî ñëåäóþùåãî áàðà
extern bool TrendLine=true; // false = ëèíèé òðåíäà íå áóäåò
extern bool HorizontLine=false; // true = òî áóäóò ïðîðèñîâàíû óðîâíè ïðîáèòèÿ
extern bool ChannelLine=true; // true = ñòðîèòü ïàðàëåëüíî ëèíèÿì òðåíäà êàíàëû
extern bool TakeLines=true; // true = òî ðèñóåì óðîâíè òåéêà
extern int Trend=0; // 1 = òîëüêî äëÿ UpTrendLines, -1 = òîëüêî äëÿ DownTrendLines, 0 = äëÿ âñåõ TrendLines
double Buf1[];
double Buf2[];
string Col[]={"Êðàñíàÿ","Ñèíÿÿ","Ðîçîâàÿ","Ãîëóáàÿ","Êîðè÷íåâàÿ","Ñàëàòíàÿ"};
int ColNum[]={Red,DarkBlue,Coral,DodgerBlue,SaddleBrown,MediumSeaGreen};
int qPoint=0; // ïåðåìåííàÿ äëÿ íîðìàëèçàöèè öåíû
int qBars; double qTime=0; // ïåðåìåííûå äëÿ ëèêâèäàöèè ãëþêîâ ïðè çàãðóçêå
int init()
{
qBars=Bars;
qSteps=MathMin(3,qSteps);
while (NormalizeDouble(Point,qPoint)==0)qPoint++;
int code=161; string Rem="DLines © GameOver";
IndicatorShortName(Rem);
SetIndexStyle(0,DRAW_ARROW);
SetIndexStyle(1,DRAW_ARROW);
SetIndexArrow(0,code);
SetIndexArrow(1,code);
SetIndexBuffer(0,Buf1);
SetIndexBuffer(1,Buf2);
SetIndexEmptyValue(0,0.0);
SetIndexEmptyValue(1,0.0);
SetIndexLabel(0,Rem);
SetIndexLabel(1,Rem);
return(0);
}
int deinit() {
Comment("");
ArrayInitialize(Buf1,0.0);
ArrayInitialize(Buf2,0.0);
for(int i=1;i<=LevDP;i++){
ObjectDelete("HA_"+i);ObjectDelete("LA_"+i);
ObjectDelete("HL_"+i);ObjectDelete("LL_"+i);
ObjectDelete("HHL_"+i);ObjectDelete("HLL_"+i);
ObjectDelete("HCL_"+i);ObjectDelete("LCL_"+i);
for(int j=0;j<4;j++) {ObjectDelete("HTL_"+i+j);ObjectDelete("LTL_"+i+j);}
}
}
int start(){
if (qBars!=Bars){ deinit(); Sleep(1000); qBars=Bars; qTime=0; return(0);}
if (qTime==Time[0]) return(0); qTime=Time[0]; // çàïóñêàåöà òîêà íà 1ì òèêå
// çàïîëíèëè è îòîáðàçèëè òî÷êè äåìàðêà
if (showBars==0) showBars=Bars-LevDP;
for (int cnt=showBars;cnt>LevDP;cnt--) {
Buf1[cnt]=DemHigh(cnt,LevDP);
Buf2[cnt]=DemLow(cnt,LevDP);
}
string Comm;
Comm="Ëèíèÿ òðåíäà["+On(TrendLine)+"]; Êàíàë ["+On(ChannelLine)+
"]; Óðîâåíü ïðîáîÿ ["+On(HorizontLine)+"]; Öåëè ["+On(TakeLines)+"]\n";
for(cnt=1;cnt<=qSteps;cnt++) Comm=Comm+(TDMain(cnt));
Comm=Comm+" © GameOver ";
Comment(Comm);
return(0);
}
string TDMain(int Step){
int H1,H2,L1,L2,qExt,i,col;
double tmp,qTL,qLevel,HT[4],LT[4];
bool isHitch;
string Comm="»»» Øàã "+Step+" èç "+qSteps+" (BackStep "+BackStep+")\n",Text,Rem,qp;
// äëÿ DownTrendLines
if (Trend<=0){
Comm=Comm+"» "+Col[Step*2-2]+" DownTrendLine ";
col=ColNum[Step*2-2];
H1=GetTD(Step+BackStep,Buf1);
H2=GetNextHighTD(H1);
qTL=(High[H2]-High[H1])/(H2-H1);
qExt=Lowest(NULL,0,MODE_LOW,H2-H1-1,H1+1); // ëîêàëüíûé ìèíèìóì ìåæäó òî÷êàìè
qLevel=High[H2]-qTL*(H2); if (Step+BackStep==1) qLevel=qLevel-qTL*startBar;
if (H1<0 || H2<0) Comm=Comm+"íà ãðàôèêå íåäîñòàòî÷íî òî÷åê äëÿ ïîñòðîåíèÿ\n";
else {
Comm=Comm+"["+DoubleToStr(High[H2],qPoint)+"»"+DoubleToStr(High[H1],qPoint)+"]";
Comm=Comm+"; Level "+DoubleToStr(qLevel,qPoint);
if (Step+BackStep==1) {
if (startBar>0) Comm=Comm+"; Future Bar "+UpHitch(-1,qLevel);
else Comm=Comm+"; Last Bar "+UpHitch(startBar,qLevel);
}
Comm=Comm+"\n";
// Àíàëèç - áûë ëè ïðîáîé òðåíäîâîé ëèíèè
i=H1;isHitch=false;Text="";
while(i>0 && isHitch==false){
tmp=High[H2]-qTL*(H2-i);
Rem="HA_"+Step;
if (High[i]>tmp){
qp=UpHitch(i,tmp);
if (qp!=""){
isHitch=true;
Text=Text+"Èñò. "+DoubleToStr(tmp,qPoint)+" "+qp;
ObjectCreate(Rem,OBJ_ARROW,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_COLOR,col);
ObjectSet(Rem,OBJPROP_PRICE1,Low[i]-Point);
ObjectSet(Rem,OBJPROP_TIME1,Time[i]);
ObjectSet(Rem,OBJPROP_ARROWCODE,241);
while(i>0){ // ïðîáîé îòìåíåí, åñëè ïîñëå ïðîáîÿ áûë íîâûé ëîó èëè çàêðûòèå íèæå
i--;
if (Low[i]<Low[qExt] || Close[i]<(Low[qExt]+(High[H1]-Low[qExt])*0.236)){
Text=Text+" (îòìåíåí)";
ObjectSet(Rem,OBJPROP_PRICE1,Low[i]-Point);
ObjectSet(Rem,OBJPROP_TIME1,Time[i]);
ObjectSet(Rem,OBJPROP_ARROWCODE,251);
break;
}
}
}
else { Text=Text+"Ëîæ. "+DoubleToStr(tmp,qPoint)+"; "; ObjectDelete(Rem);}
}
i--;
}
if (Text=="") Text="Ïðîáîÿ íå áûëî.";
Comm=Comm+Text+"\n";
// end analysis
Rem="HL_"+Step; // ñîáñíî ëèíèÿ òðåíäà
if (TrendLine){
ObjectCreate(Rem,OBJ_TREND,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_TIME1,Time[H2]);ObjectSet(Rem,OBJPROP_TIME2,Time[H1]);
ObjectSet(Rem,OBJPROP_PRICE1,High[H2]);ObjectSet(Rem,OBJPROP_PRICE2,High[H1]);
ObjectSet(Rem,OBJPROP_COLOR,col);
ObjectSet(Rem,OBJPROP_WIDTH,3-MathMin(2,Step));
}
else ObjectDelete(Rem);
Rem="HHL_"+Step; // óðîâåíü ïðîáîÿ ëèíèè òðåíäà
if (HorizontLine && (Step+BackStep)==1){
ObjectCreate(Rem,OBJ_HLINE,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_PRICE1,qLevel);
ObjectSet(Rem,OBJPROP_COLOR,col);
}
else ObjectDelete(Rem);
Rem="HCL_"+Step; // ëèíèÿ êàíàëà
if (ChannelLine){
ObjectCreate(Rem,OBJ_TREND,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_TIME1,Time[qExt]);ObjectSet(Rem,OBJPROP_TIME2,Time[0]);
ObjectSet(Rem,OBJPROP_PRICE1,Low[qExt]);ObjectSet(Rem,OBJPROP_PRICE2,Low[qExt]-qTL*qExt);
ObjectSet(Rem,OBJPROP_COLOR,col);
}
else ObjectDelete(Rem);
Rem="HTL_"+Step; // ëèíèè öåëåé
if (TakeLines){
HT[3]=Low[qExt]+(High[H1]-Low[qExt])*1.618-qLevel; // äîï óðîâåíü
HT[0]=High[H2]-qTL*(H2-qExt)-Low[qExt];
HT[1]=High[H2]-qTL*(H2-qExt)-Close[qExt];
qExt=Lowest(NULL,0,MODE_CLOSE,H2-H1,H1);
HT[2]=High[H2]-qTL*(H2-qExt)-Close[qExt];
Comm=Comm+"Öåëè: ";
for(i=0;i<4;i++){
qTL=NormalizeDouble(qLevel+HT[i],qPoint);
ObjectCreate(Rem+i,OBJ_HLINE,0,0,0,0,0);
ObjectSet(Rem+i,OBJPROP_PRICE1,qTL);
ObjectSet(Rem+i,OBJPROP_STYLE,STYLE_DOT);
ObjectSet(Rem+i,OBJPROP_COLOR,col);
Comm=Comm+DoubleToStr(qTL,qPoint)+" ("+DoubleToStr(HT[i]/Point,0)+"ï.) ";
}
Comm=Comm+"\n";
}
else {
for(i=0;i<4;i++) ObjectDelete(Rem+i);
}
}
}
// äëÿ UpTrendLines
if (Trend>=0){
Comm=Comm+"» "+Col[Step*2-1]+" UpTrendLine ";
col=ColNum[Step*2-1];
L1=GetTD(Step+BackStep,Buf2);
L2=GetNextLowTD(L1);
qTL=(Low[L1]-Low[L2])/(L2-L1);
qExt=Highest(NULL,0,MODE_HIGH,L2-L1-1,L1+1); // ëîêàëüíûé ìèíèìóì ìåæäó òî÷êàìè
qLevel=Low[L2]+qTL*L2; if (Step+BackStep==1) qLevel=qLevel+qTL*startBar;
if (L1<0 || L2<0) Comm=Comm+"íà ãðàôèêå íåäîñòàòî÷íî òî÷åê äëÿ ïîñòðîåíèÿ\n";
else {
Comm=Comm+"["+DoubleToStr(Low[L2],qPoint)+"»"+DoubleToStr(Low[L1],qPoint)+"]";
Comm=Comm+"; Level "+DoubleToStr(qLevel,qPoint);
if (Step+BackStep==1) {
if (startBar>0) Comm=Comm+"; Future Bar "+DownHitch(-1,qLevel);
else Comm=Comm+"; Last Bar "+DownHitch(startBar,qLevel);
}
Comm=Comm+"\n";
// Àíàëèç - áûë ëè ïðîáîé òðåíäîâîé ëèíèè
i=L1;isHitch=false;Text="";
while(i>0 && isHitch==false){
tmp=Low[L2]+qTL*(L2-i);
Rem="LA_"+Step;
if (Low[i]<tmp){
qp=DownHitch(i,tmp);
if (qp!=""){
isHitch=true;
Text=Text+"Èñò. "+DoubleToStr(tmp,qPoint)+" "+qp;
ObjectCreate(Rem,OBJ_ARROW,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_COLOR,col);
ObjectSet(Rem,OBJPROP_PRICE1,Low[i]-Point);
ObjectSet(Rem,OBJPROP_TIME1,Time[i]);
ObjectSet(Rem,OBJPROP_ARROWCODE,242);
while(i>0){ // ïðîáîé îòìåíåí, åñëè ïîñëå ïðîáîÿ áûë íîâûé õàé èëè çàêðûòèå âûøå
i--;
if (High[i]>High[qExt] || Close[i]>High[qExt]-(High[qExt]-Low[L1])*0.236){
Text=Text+" (îòìåíåí)";
ObjectSet(Rem,OBJPROP_PRICE1,Low[i]-Point);
ObjectSet(Rem,OBJPROP_TIME1,Time[i]);
ObjectSet(Rem,OBJPROP_ARROWCODE,251);
break;
}
}
}
else { Text=Text+"Ëîæ. "+DoubleToStr(tmp,qPoint)+"; "; ObjectDelete(Rem);}
}
i--;
}
if (Text=="") Text="Ïðîáîÿ íå áûëî.";
Comm=Comm+Text+"\n";
// end analysis
Rem="LL_"+Step; // ñîáñíî ëèíèÿ òðåíäà
if (TrendLine==1) {
ObjectCreate(Rem,OBJ_TREND,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_TIME1,Time[L2]);ObjectSet(Rem,OBJPROP_TIME2,Time[L1]);
ObjectSet(Rem,OBJPROP_PRICE1,Low[L2]);ObjectSet(Rem,OBJPROP_PRICE2,Low[L1]);
ObjectSet(Rem,OBJPROP_COLOR,col);
ObjectSet(Rem,OBJPROP_WIDTH,3-MathMin(2,Step));
}
else ObjectDelete(Rem);
Rem="HLL_"+Step; // óðîâåíü ïðîáîÿ ëèíèè òðåíäà
if (HorizontLine && (Step+BackStep)==1){
ObjectCreate(Rem,OBJ_HLINE,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_PRICE1,qLevel);
ObjectSet(Rem,OBJPROP_COLOR,col);
}
else ObjectDelete(Rem);
Rem="LCL_"+Step; // ëèíèÿ êàíàëà
if (ChannelLine){
ObjectCreate(Rem,OBJ_TREND,0,0,0,0,0);
ObjectSet(Rem,OBJPROP_TIME1,Time[qExt]);ObjectSet(Rem,OBJPROP_TIME2,Time[0]);
ObjectSet(Rem,OBJPROP_PRICE1,High[qExt]);ObjectSet(Rem,OBJPROP_PRICE2,High[qExt]+qTL*qExt);
ObjectSet(Rem,OBJPROP_COLOR,col);
}
else ObjectDelete(Rem);
Rem="LTL_"+Step;
if (TakeLines){ // ëèíèè öåëåé
LT[3]=qLevel-High[qExt]+(High[qExt]-Low[L1])*1.618; // äîï óðîâåíü
LT[0]=High[qExt]-qTL*(L2-qExt)-Low[L2];
LT[1]=Close[qExt]-qTL*(L2-qExt)-Low[L2];
qExt=Highest(NULL,0,MODE_CLOSE,L2-L1,L1);
LT[2]=Close[qExt]-qTL*(L2-qExt)-Low[L2];
Comm=Comm+"Öåëè: ";
for(i=0;i<4;i++){
qTL=NormalizeDouble(qLevel-LT[i],qPoint);
ObjectCreate(Rem+i,OBJ_HLINE,0,0,0,0,0);
ObjectSet(Rem+i,OBJPROP_PRICE1,qTL);
ObjectSet(Rem+i,OBJPROP_STYLE,STYLE_DOT);
ObjectSet(Rem+i,OBJPROP_COLOR,col);
Comm=Comm+DoubleToStr(qTL,qPoint)+" ("+DoubleToStr(LT[i]/Point,0)+"ï.) ";
}
Comm=Comm+"\n";
}
else {
for(i=0;i<4;i++) ObjectDelete(Rem+i);
}
}
}
return(Comm);
}
int GetTD(int P, double Arr[]){
int i=0,j=0;
while(j<P){ i++; while(Arr[i]==0){i++;if(i>showBars-2)return(-1);} j++;}
return (i);
}
int GetNextHighTD(int P){
int i=P+1;
while(Buf1[i]<=High[P]){i++;if(i>showBars-2)return(-1);}
return (i);
}
int GetNextLowTD(int P){
int i=P+1;
while(Buf2[i]>=Low[P] || Buf2[i]==0){i++;if(i>showBars-2)return(-1);}
return (i);
}
// ðåêóðñèâíàÿ ïðîâåðêà íà óñëîâèÿ Äåìàðêà (õàé), âîçâðàùàåò çíà÷åíèå èëè 0
double DemHigh(int cnt, int sh){
if (High[cnt]>=High[cnt+sh] && High[cnt]>High[cnt-sh]) {
if (sh>1) return(DemHigh(cnt,sh-1));
else return(High[cnt]);
}
else return(0);
}
// ðåêóðñèâíàÿ ïðîâåðêà íà óñëîâèÿ Äåìàðêà (ëîó), âîçâðàùàåò çíà÷åíèå èëè 0
double DemLow(int cnt, int sh){
if (Low[cnt]<=Low[cnt+sh] && Low[cnt]<Low[cnt-sh]) {
if (sh>1) return(DemLow(cnt,sh-1));
else return(Low[cnt]);
}
else return(0);
}
string On(bool On){
if (On) return("Âêë"); else return("Âûêë");
}
string UpHitch(int P, double qLevel){ // îïðåäåëåíèå êâàëèôèêàòîðîâ ïðîðûâà ââåðõ
string Comm="";
if (Close[P+1]<Close[P+2]) Comm=Comm+" 1";
if (P>=0 && Open[P]>qLevel) Comm=Comm+" 2";
if (2*Close[P+1]-Low[P+1]<qLevel) Comm=Comm+" 3";
if (Comm!="") Comm="[ Êâ.Ïð:"+Comm+" ]";
return(Comm);
}
string DownHitch(int P, double qLevel){ // îïðåäåëåíèå êâàëèôèêàòîðîâ ïðîðûâà âíèç
string Comm="";
if (Close[P+1]>Close[P+2]) Comm=Comm+" 1";
if (P>=0 && Open[P]<qLevel) Comm=Comm+" 2";
if (2*Close[P+1]-High[P+1]>qLevel) Comm=Comm+" 3";
if (Comm!="") Comm="[ Êâ.Ïð:"+Comm+" ]";
return(Comm);
}
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