PaPP v2 indicatore: fallback robusto a TextGetSize per la larghezza del box

Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>

PaPP v2/PaPP_Median.mq5

@@ -10,11 +10,16 @@
 #property indicator_buffers 8
 #property indicator_plots   8
 
-input int  FontSize  = 9;
-input bool Smooth    = true;   // interpola tra i valori D1 -> linea morbida
-input bool ShowMA    = true;   // mostra anche le 7 MA (oltre alla mediana)
+input int   FontSize  = 9;
+input bool  Smooth    = true;   // interpola tra i valori D1 -> linea morbida
+input bool  ShowMA    = true;   // mostra anche le 7 MA (oltre alla mediana)
+input bool  ShowPanel = true;   // box con sfondo dietro al pannello info
+input color PanelBg   = C'20,20,25';   // colore sfondo del box
 
 #define ANCHOR_TF PERIOD_D1   // calcolo ancorato a D1: linea identica su ogni TF
+#define KSLOPE 5            // barre D1 per velocita'/accelerazione
+#define NVOL   14           // barre D1 per la volatilita'
+#define CLWIN  252          // finestra D1 (~1 anno) per il percentile del cluster
 
 double Buff_Median[];
 double B0[],B1[],B2[],B3[],B4[],B5[],B6[];
@@ -23,6 +28,7 @@ int   gDays[7] = {365,182,121,30,14,7,3};
 color gCol[7]  = {clrDodgerBlue,clrDeepSkyBlue,clrTurquoise,clrLimeGreen,clrOrange,clrTomato,clrRed};
 int hMA[7];
 int bars[7];
+struct PBuf { double v[]; };   // buffer dinamico per copiare una MA
 string _pfx  = "PM_";    // oggetti pannello
 string _pfx2 = "PME_";   // etichette a fine linea
 
@@ -154,6 +160,160 @@ double MedianAtD1(int d1shift)
    return Median(vals,cnt);
   }
 
+//+------------------------------------------------------------------+
+// valore valido = positivo e finito (esclude EMPTY_VALUE di warmup)
+bool IsVal(double v) { return (v>0.0 && v<1.0e12); }
+
+//+------------------------------------------------------------------+
+// mediana dei primi c valori di src
+double MedArr(double &src[],int c)
+  {
+   if(c<=0) return 0;
+   double a[]; ArrayResize(a,c);
+   for(int j=0;j<c;j++) a[j]=src[j];
+   ArraySort(a);
+   if((c&1)==1) return a[c/2];
+   return 0.5*(a[c/2-1]+a[c/2]);
+  }
+
+//+------------------------------------------------------------------+
+// Metriche a una specifica barra D1 (j), calcolate sui buffer gia' copiati mb[7]
+double ClusterAtJ(PBuf &mb[],int j)
+  {
+   double v[7]; int c=0;
+   for(int m=0;m<7;m++){ double x=mb[m].v[j]; if(IsVal(x)) v[c++]=x; }
+   if(c<2) return 0;
+   double md=MedArr(v,c); if(md<=0) return 0;
+   double ds=0; for(int m=0;m<c;m++) ds+=MathAbs(v[m]-md)/md*100.0;
+   return ds/c;
+  }
+double VelAtJ(PBuf &mb[],int j,int K)
+  {
+   double v[7]; int c=0;
+   for(int m=0;m<7;m++){ double a=mb[m].v[j], b=mb[m].v[j+K]; if(IsVal(a)&&IsVal(b)) v[c++]=(a-b)/b*100.0; }
+   return MedArr(v,c);
+  }
+double AccAtJ(PBuf &mb[],int j,int K)
+  {
+   double v[7]; int c=0;
+   for(int m=0;m<7;m++){ double a=mb[m].v[j], b=mb[m].v[j+K], d=mb[m].v[j+2*K];
+                         if(IsVal(a)&&IsVal(b)&&IsVal(d)) v[c++]=(a-2.0*b+d)/d*100.0; }
+   return MedArr(v,c);
+  }
+double VolAtJ(PBuf &mb[],int j,int N)
+  {
+   double v[7]; int c=0;
+   for(int m=0;m<7;m++)
+     {
+      double r[]; int rc=0; ArrayResize(r,N);
+      for(int t=j;t<j+N;t++){ double a=mb[m].v[t], b=mb[m].v[t+1]; if(IsVal(a)&&IsVal(b)) r[rc++]=(a-b)/b*100.0; }
+      if(rc>=2)
+        {
+         double mn=0; for(int q=0;q<rc;q++) mn+=r[q]; mn/=rc;
+         double s=0;  for(int q=0;q<rc;q++){ double dd=r[q]-mn; s+=dd*dd; }
+         v[c++]=MathSqrt(s/(rc-1));
+        }
+     }
+   return MedArr(v,c);
+  }
+
+//+------------------------------------------------------------------+
+// percentile (0..1) di cur fra i primi cc valori di arr
+double PctlOf(double &arr[],int cc,double cur)
+  {
+   if(cc<=0) return 0.5;
+   int b=0; for(int k=0;k<cc;k++) if(arr[k]<=cur) b++;
+   return (double)b/cc;
+  }
+
+//+------------------------------------------------------------------+
+// Valori correnti + percentile storico (win giorni D1) di cluster/velocita'/accel/volatilita'
+//   per i segnali con segno (vel/acc) il percentile e' calcolato sul VALORE ASSOLUTO (forza)
+void AllMetrics(int win,
+                double &cluCur,double &cluPct,
+                double &velCur,double &velPct,
+                double &accCur,double &accPct,
+                double &volCur,double &volPct)
+  {
+   cluCur=velCur=accCur=volCur=0; cluPct=volPct=0.5; velPct=accPct=0;
+   int ext  = MathMax(2*KSLOPE,NVOL+1);
+   int need = win+ext+2;
+   PBuf mb[7];
+   for(int m=0;m<7;m++)
+     {
+      ArraySetAsSeries(mb[m].v,true);
+      if(CopyBuffer(hMA[m],0,0,need,mb[m].v)!=need) return;
+     }
+   double cA[],vA[],aA[],oA[]; int cc=0,vc=0,ac=0,oc=0;
+   ArrayResize(cA,win); ArrayResize(vA,win); ArrayResize(aA,win); ArrayResize(oA,win);
+   for(int j=1;j<=win;j++)
+     {
+      double cv=ClusterAtJ(mb,j); if(cv>0) cA[cc++]=cv;
+      vA[vc++]=MathAbs(VelAtJ(mb,j,KSLOPE));
+      aA[ac++]=MathAbs(AccAtJ(mb,j,KSLOPE));
+      double ov=VolAtJ(mb,j,NVOL); if(ov>0) oA[oc++]=ov;
+     }
+   cluCur=ClusterAtJ(mb,1); velCur=VelAtJ(mb,1,KSLOPE);
+   accCur=AccAtJ(mb,1,KSLOPE); volCur=VolAtJ(mb,1,NVOL);
+   cluPct=PctlOf(cA,cc,cluCur);
+   volPct=PctlOf(oA,oc,volCur);
+   velPct=PctlOf(vA,vc,MathAbs(velCur));   // forza (su |valore|)
+   accPct=PctlOf(aA,ac,MathAbs(accCur));
+  }
+
+//+------------------------------------------------------------------+
+// descrizione a parole per una grandezza di sola ampiezza (cluster, volatilita')
+string MagWord(double pct,string w0,string w1,string w2,string w3,string w4)
+  {
+   if(pct<0.20) return w0;
+   if(pct<0.40) return w1;
+   if(pct<0.60) return w2;
+   if(pct<0.80) return w3;
+   return w4;
+  }
+//+------------------------------------------------------------------+
+// descrizione a parole per un segnale con segno (velocita', accelerazione)
+string DirWord(double val,double absPct,string up,string down,string flat)
+  {
+   if(absPct<0.15) return flat;
+   string forza = (absPct<0.40)?"lieve":((absPct<0.70)?"moderata":"forte");
+   return (val>0?up:down)+" "+forza;
+  }
+//+------------------------------------------------------------------+
+// descrizione a parole per la distanza prezzo-mediana (con segno)
+string DistWord(double val,double absPct)
+  {
+   if(absPct<0.15) return "sulla mediana";
+   string q = (absPct<0.40)?"poco":((absPct<0.70)?"moderatamente":"molto");
+   return q+(val>0?" sopra":" sotto");
+  }
+//+------------------------------------------------------------------+
+// mediana delle 7 MA a barra j dai buffer mb
+double MedMAatJ(PBuf &mb[],int j)
+  {
+   double v[7]; int c=0;
+   for(int m=0;m<7;m++){ double x=mb[m].v[j]; if(IsVal(x)) v[c++]=x; }
+   return MedArr(v,c);
+  }
+//+------------------------------------------------------------------+
+// distanza prezzo-mediana: percentile storico (su |valore|) sugli ultimi 'win' giorni D1
+void DistStats(int win,double curDist,double &absPct)
+  {
+   absPct=0.5;
+   int need=win+2;
+   double cl[]; ArraySetAsSeries(cl,true);
+   if(CopyClose(_Symbol,ANCHOR_TF,0,need,cl)!=need) return;
+   PBuf mb[7];
+   for(int m=0;m<7;m++){ ArraySetAsSeries(mb[m].v,true); if(CopyBuffer(hMA[m],0,0,need,mb[m].v)!=need) return; }
+   double dA[]; int dc=0; ArrayResize(dA,win);
+   for(int j=1;j<=win;j++)
+     {
+      double md=MedMAatJ(mb,j); if(md<=0) continue;
+      dA[dc++]=MathAbs((cl[j]-md)/md*100.0);
+     }
+   absPct=PctlOf(dA,dc,MathAbs(curDist));
+  }
+
 //+------------------------------------------------------------------+
 // interpolazione lineare con fallback se uno dei valori manca
 double Interp(double vStart,double vEnd,double frac)
@@ -280,41 +440,77 @@ int OnCalculate(const int rates_total,
   }
 
 //+------------------------------------------------------------------+
+// larghezza in pixel di un testo nel font del pannello
+int TxtW(string s,int fs,bool bold)
+  {
+   TextSetFont(bold?"Consolas Bold":"Consolas",-fs*10);
+   uint w=0,h=0;
+   bool ok=TextGetSize(s,w,h);
+   int est=(int)MathCeil(StringLen(s)*fs*0.62);   // fallback se TextGetSize non disponibile
+   if(!ok || (int)w<=0) return est;
+   return MathMax((int)w,est);                     // mai meno della stima
+  }
+//+------------------------------------------------------------------+
 void DrawInfo()
   {
    double bid = SymbolInfoDouble(_Symbol,SYMBOL_BID);
    double median = MedianAtD1(1);   // valore D1 chiuso (stabile, non-repaint)
    if(median<=0) return;
 
-   int x=10,y=30,lh=FontSize+4;
-   ObjectsDeleteAll(0,_pfx);
-
-   Lbl("T","PaPP Median ["+EnumToString((ENUM_TIMEFRAMES)_Period)+"]",x,y,FontSize+2,clrGold,true);
-   y+=lh+4;
+   int x=10,y0=30,lh=FontSize+4;
 
+   //--- 1) calcolo metriche e preparo tutte le stringhe
    double distPct = (bid-median)/median*100;
-   string distS = StringFormat("%+.2f%%",distPct);
-   color distC = (distPct>0)?clrRed:clrLimeGreen;
-   Lbl("M","Median: "+DoubleToString(median,_Digits),x,y,FontSize,clrGold,false); y+=lh;
-   Lbl("D","Dist: "+distS,x,y,FontSize,distC,true); y+=lh+2;
+   color  distC   = (distPct>0)?clrRed:clrLimeGreen;
+   double distAbsPct; DistStats(CLWIN,distPct,distAbsPct);
 
-   //--- Dispersione MA e bande (info)
-   double ds=0; int dc=0;
-   for(int m=0;m<7;m++) { double v=GetMA(m,1); if(v>0) { ds+=MathAbs(v-median)/median*100; dc++; } }
-   double vol = (dc>0)?ds/dc:0;
-   Lbl("V","Cluster +/-"+DoubleToString(vol,3)+"%",x,y,FontSize,clrGray,false); y+=lh+2;
+   double cluCur,cluPct,velCur,velPct,accCur,accPct,volCur,volPct;
+   AllMetrics(CLWIN,cluCur,cluPct,velCur,velPct,accCur,accPct,volCur,volPct);
 
-   //--- Valori delle 7 MA (giorni : valore) con colore = linea
+   string sT  = "PaPP Median ["+StringSubstr(EnumToString((ENUM_TIMEFRAMES)_Period),7)+"]";
+   string sM  = "Median: "+DoubleToString(median,_Digits);
+   string sD  = StringFormat("Dist: %+.2f%% - %s (P%.0f)",distPct,DistWord(distPct,distAbsPct),distAbsPct*100);
+   string sV  = StringFormat("Cluster %.3f%% - %s (P%.0f)",cluCur,MagWord(cluPct,"molto stretto","stretto","normale","largo","molto largo"),cluPct*100);
+   string sVE = StringFormat("Velocita' %+.3f%% - %s",velCur,DirWord(velCur,velPct,"in salita","in discesa","quasi piatta"));
+   string sAC = StringFormat("Accel %+.4f%% - %s",accCur,DirWord(accCur,accPct,"in accelerazione","in decelerazione","stabile"));
+   string sVO = StringFormat("Volatilita' %.4f%% - %s (P%.0f)",volCur,MagWord(volPct,"molto bassa","bassa","normale","alta","molto alta"),volPct*100);
+   string sMA[7];
+   for(int m=0;m<7;m++) sMA[m]=StringFormat("MA %3dg: %s",gDays[m],DoubleToString(GetMA(m,1),_Digits));
+   string sH  = "Sopra=SELL | Sotto=BUY";
+
+   //--- 2) larghezza/altezza del box: misuro la larghezza REALE in pixel (TextGetSize)
+   int maxw=0;
+   maxw=MathMax(maxw,TxtW(sT,FontSize+2,true));
+   maxw=MathMax(maxw,TxtW(sM,FontSize,false));
+   maxw=MathMax(maxw,TxtW(sD,FontSize,true));
+   maxw=MathMax(maxw,TxtW(sV,FontSize,false));
+   maxw=MathMax(maxw,TxtW(sVE,FontSize,false));
+   maxw=MathMax(maxw,TxtW(sAC,FontSize,false));
+   maxw=MathMax(maxw,TxtW(sVO,FontSize,false));
+   maxw=MathMax(maxw,TxtW(sH,FontSize-1,false));
+   for(int m=0;m<7;m++) maxw=MathMax(maxw,TxtW(sMA[m],FontSize-1,false));
+   int boxX=x-6, boxY=y0-6;
+   int w=maxw+(x-boxX)+10;   // padding sinistro (x-boxX) + destro 10
+   int bodyH=15*lh+6;        // 7 righe in alto + 7 MA + riga finale + padding
+   PanelBox(boxX,boxY,w,bodyH);
+
+   //--- 3) scritte (aggiornate in-place: niente ObjectsDeleteAll -> niente lampeggio)
+   int y=y0;
+   Lbl("T",sT,x,y,FontSize+2,clrGold,true); y+=lh+4;
+   Lbl("M",sM,x,y,FontSize,clrGold,false);  y+=lh;
+   Lbl("D",sD,x,y,FontSize,distC,true);     y+=lh+2;
+   Lbl("V",sV,x,y,FontSize,(cluPct<0.40)?clrLimeGreen:((cluPct>0.60)?clrTomato:clrSilver),false); y+=lh;
+   Lbl("VEL",sVE,x,y,FontSize,(velCur>0)?clrLimeGreen:clrTomato,false); y+=lh;
+   Lbl("ACC",sAC,x,y,FontSize,(accCur>0)?clrLimeGreen:clrTomato,false); y+=lh;
+   Lbl("VOL",sVO,x,y,FontSize,(volPct<0.40)?clrLimeGreen:((volPct>0.60)?clrTomato:clrAqua),false); y+=lh+2;
    for(int m=0;m<7;m++)
      {
       double v=GetMA(m,1);
-      Lbl("a"+IntegerToString(m),
-          StringFormat("MA %3dg: %s",gDays[m],DoubleToString(v,_Digits)),
-          x,y,FontSize-1,(v>0)?gCol[m]:clrGray,false);
+      Lbl("a"+IntegerToString(m),sMA[m],x,y,FontSize-1,(v>0)?gCol[m]:clrGray,false);
       y+=lh-2;
      }
    y+=2;
-   Lbl("H","Sopra=SELL | Sotto=BUY",x,y,FontSize-1,clrGray,false);
+   Lbl("H",sH,x,y,FontSize-1,clrGray,false);
   }
 
 //+------------------------------------------------------------------+
@@ -362,6 +558,27 @@ void Lbl(string n,string t,int x,int y,int fs,color c,bool b)
    ObjectSetInteger(0,o,OBJPROP_FONTSIZE,fs);
    ObjectSetInteger(0,o,OBJPROP_COLOR,c);
    ObjectSetInteger(0,o,OBJPROP_BACK,false);
+   ObjectSetInteger(0,o,OBJPROP_ZORDER,1);   // sopra il box di sfondo
+   ObjectSetInteger(0,o,OBJPROP_SELECTABLE,false);
+   ObjectSetInteger(0,o,OBJPROP_HIDDEN,true);
+  }
+//+------------------------------------------------------------------+
+// riquadro di sfondo del pannello (dietro alle scritte)
+void PanelBox(int px,int py,int w,int h)
+  {
+   string o=_pfx+"BOX";
+   if(!ShowPanel) { ObjectDelete(0,o); return; }
+   if(ObjectFind(0,o)<0) ObjectCreate(0,o,OBJ_RECTANGLE_LABEL,0,0,0);
+   ObjectSetInteger(0,o,OBJPROP_CORNER,CORNER_LEFT_UPPER);
+   ObjectSetInteger(0,o,OBJPROP_XDISTANCE,px);
+   ObjectSetInteger(0,o,OBJPROP_YDISTANCE,py);
+   ObjectSetInteger(0,o,OBJPROP_XSIZE,w);
+   ObjectSetInteger(0,o,OBJPROP_YSIZE,h);
+   ObjectSetInteger(0,o,OBJPROP_BGCOLOR,PanelBg);
+   ObjectSetInteger(0,o,OBJPROP_BORDER_TYPE,BORDER_FLAT);
+   ObjectSetInteger(0,o,OBJPROP_COLOR,clrDimGray);   // bordo
+   ObjectSetInteger(0,o,OBJPROP_BACK,false);
+   ObjectSetInteger(0,o,OBJPROP_ZORDER,0);           // dietro alle scritte
    ObjectSetInteger(0,o,OBJPROP_SELECTABLE,false);
    ObjectSetInteger(0,o,OBJPROP_HIDDEN,true);
   }