INDICADOR INDEX FOREX:

Input Parameters:

extern bool Use_Start_Time=true;
extern string Start_Time="2016.03.01 00:00";  //formato de la fecha a utilizar contar desde la fecha de inicio hasta la vela 0.
                                              //el indice deberia ir restando la diferencia hasta la vela cero.
extern bool   Show_AUD=true;
extern bool   Show_CAD=true;
extern bool   Show_CHF=true;
extern bool   Show_EUR=true;
extern bool   Show_GBP=true;
extern bool   Show_JPY=true;
extern bool   Show_NZD=true;
extern bool   Show_USD=true;



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Colores:
//---plot Label1
#property indicator_label1  "AUD"
#property indicator_type1   DRAW_LINE
#property indicator_color1  clrLime
#property indicator_style1  STYLE_SOLID
#property indicator_width1  1

//--- plot Label2
#property indicator_label2  "CAD"
#property indicator_type2   DRAW_LINE
#property indicator_color2  clrOrange
#property indicator_style2  STYLE_SOLID
#property indicator_width2  1

//--- plot Label3
#property indicator_label3  "CHF"
#property indicator_type3  DRAW_LINE
#property indicator_color3  clrRed
#property indicator_style3  STYLE_SOLID
#property indicator_width3  1

//--- plot Label4
#property indicator_label4  "EUR"
#property indicator_type4  DRAW_LINE
#property indicator_color4  clrDarkViolet
#property indicator_style4  STYLE_SOLID
#property indicator_width4  1

//--- plot Label5
#property indicator_label5  "GBP"
#property indicator_type5  DRAW_LINE
#property indicator_color5  clrBlack
#property indicator_style5  STYLE_SOLID
#property indicator_width5  1

//--- plot Label6
#property indicator_label6  "JPY"
#property indicator_type6  DRAW_LINE
#property indicator_color6  clrAqua
#property indicator_style6  STYLE_SOLID
#property indicator_width6  1

//--- plot Label7
#property indicator_label7  "NZD"
#property indicator_type7 DRAW_LINE
#property indicator_color7  clrSienna
#property indicator_style7  STYLE_SOLID
#property indicator_width7  1

//--- plot Label8
#property indicator_label8  "USD"
#property indicator_type8  DRAW_LINE
#property indicator_color8  clrPlum
#property indicator_style8  STYLE_SOLID
#property indicator_width8  1

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ejemplo:

INDICE AUD su cálculo aplicado al close:
AUD=(AudCad[i] + AudChf[i] + (AudJpy[i]/100) + AudNzd[i] + AudUsd[i] + (1/EurAud[i]) + (1/GbpAud[i])); 

EJEMPLO EN GRÁFICO 1H:EXTRACTO DE COTIZACIONES 
Y AL AUD INDEX LE APLICAMOS EL CÁLCULO DE ARRIBA.
Y EL PLOT GRÁFICA LAS DIFERENCIAS DESDE START DATETIME HASTA LA VELA 0 siempre.
Date	        Time	        AUDCAD,H1.Close	AUDCHF,H1.Close	AUDJPY,H1.Close	AUDNZD,H1.Close	AUDUSD,H1.Close	EURAUD,H1.Close	GBPAUD,H1.Close	AUD Index	AUD Graficado
29/07/2016	18:00:00	0,99069 	0,73611	        77,736	        1,05291	        0,75973	        1,46991	        1,74618	        5,569792408	0        = Indice aud start datetime - Indice aud start datetime // Index vela 12
29/07/2016	19:00:00	0,9915	        0,73578	        77,639	        1,0526	        0,75861  	1,47044	        1,74337	        5,568550253    -0,00124  =vela 11 - vela 12                                // Index vela 11
29/07/2016	20:00:00	0,99184 	0,73626  	77,528	        1,05275	        0,75977	        1,46929	        1,7408	        5,570949364	0,00116  =vela 10 - vela 12
29/07/2016	21:00:00	0,99139	        0,73619	        77,526	        1,05215  	0,76008	        1,47039  	1,74092	        5,56957061     -0,00022  =vela 9 - vela 12
29/07/2016	22:00:00	0,992	        0,73636  	77,526	        1,0525	        0,75981	        1,47096	        1,74114	        5,570094494	0,00030  =vela 8 - vela 12
01/08/2016	0:00:00	        0,99011	        0,73557	        77,613	        1,05425	        0,75951	        1,47135	        1,74205	        5,569254279    -0,00054  =vela 7 - vela 12
01/08/2016	1:00:00        	0,99126  	0,73641 	77,842   	1,05504  	0,75963	        1,47041	        1,7398	        5,575621136	0,00583  =vela 6 - vela 12
01/08/2016	2:00:00   	0,99076	        0,73541 	77,635	        1,05502 	0,75868	        1,47169  	1,74155	        5,569912068	0,00012  =vela 5 - vela 12
01/08/2016	3:00:00 	0,99107 	0,73589 	77,723	        1,05398 	0,7594	        1,47118 	1,74208	        5,571322929	0,00153  =vela 4 - vela 12
01/08/2016	4:00:00	        0,99078 	0,73611	        77,869   	1,05299 	0,75943	        1,47086	        1,74341	        5,571462901	0,00167  =vela 3 - vela 12
01/08/2016	5:00:00  	0,99182	        0,73716 	78,026   	1,05305 	0,76071	        1,46822	        1,74244   	5,578004692	0,00821  =vela 2 - vela 12
01/08/2016	6:00:00 	0,99125 	0,73673	        77,951	        1,05326	        0,76053	        1,46953  	1,74248  	5,575664359	0,00587  =vela 1 - vela 12
01/08/2016	7:00:00 	0,99174	        0,73737	        77,919   	1,05295	        0,76116	        1,46848	        1,74138 	5,577643446	0,00785  =vela 0 - vela 12





INDICE CAD su cálculo aplicado al close:
CAD=((1/AudCad[i])+ CadChf[i] + (CadJpy[i]/100) + (1/EurCad[i]) + (1/GbpCad[i]) + (1/NzdCad[i]) + (1/UsdCad[i]));

INDICE CHF su cálculo aplicado al close:
CHF=((1/AudChf[i])+ (1/CadChf[i]) + (ChfJpy[i]/100) + (1/EurChf[i]) + (1/GbpChf[i]) + (1/NzdChf[i]) + (1/UsdChf[i]));

INDICE EUR su cálculo aplicado al close:
EUR=(EurAud[i] + EurCad[i] + EurChf[i] + EurGbp[i] + (EurJpy[i]/100) + EurNzd[i] + EurUsd[i]);

INDICE GBP su cálculo aplicado al close:
GBP=((1/EurGbp[i]) + GbpAud[i] + GbpCad[i] + GbpChf[i] + (GbpJpy[i]/100) + GbpNzd[i] + GbpUsd[i]);

INDICE JPY su cálculo aplicado al close:
JPY=((1/(AudJpy[i]/100)) + (1/(CadJpy[i]/100)) + (1/(ChfJpy[i]/100)) + (1/(EurJpy[i]/100)) + (1/(GbpJpy[i]/100)) + (1/(NzdJpy[i]/100)) + (1/(UsdJpy[i]/100)));

INDICE NZD su cálculo aplicado al close:
NZD=((1/AudNzd[i]) + (1/EurNzd[i]) + (1/GbpNzd[i]) + NzdCad[i] + NzdChf[i] + (NzdJpy[i]/100) + NzdUsd[i]);

INDICE USD su cálculo aplicado al close:
USD=((1/AudUsd[i]) + (1/EurUsd[i]) + (1/GbpUsd[i]) + (1/NzdUsd[i]) + UsdCad[i] + (UsdChf[i]) + (UsdJpy[i]/100) );