GetChartScrollData

Syntax

Function GetChartScrollData(Symbol As String, PeriodID As Long,BeforeDate As String, RowsNumber As Long) As String

Request Parameters

Name	Description	Required
Symbol	Symbol Identifier to get it chart data for Type : String Default : None Constraints : must be valid used symbol Identifier	Yes
PeriodID	Period identifier to get its data Type : Long Default : none Constraints : must be value as one of the Chart Period	Yes
BeforeDate	The date value which want to get the data before it. Type : String Default : 01/01/2200 Constraints : must be date in format DD/MM/YYYY	Yes
RowsNumber	The count of rows to get which want to get its value Type : Long Default : none	Yes

Response Elements

Name

Description

Result

The

operation returns list of type ChartCandle if the symID is less than 0 otherwise an explicit error codeis returned

The following are the ChartCandles data members

SymID: Candle Symbol ID , array of type long
OpenPrice : Candle open price array of type Double
HighPrice: Candle high price , array of type Double
LowPrice : Candle Low price, array of type Double
ClosePrice : Candle close price, array of type Double
CandleSym : Candle symbol name , array of type String
CandleDate : Candle date , array of type date

.

Sample

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>GetChartScrollData</title> <script src="http://code.jquery.com/jquery-latest.js"></script> </head> <script > $(document).ready(function () { var urlStr = "http://5.10.64.199/vertexweb10/WebService.svc"; jQuery.support.cors = true; $("#progress").ajaxStart(function () { $(this).css("display", "block"); }); $("#progress").ajaxComplete(function () { $(this).css("display", "none"); }); function onSuccessResult(response) { response = eval('(' + response + ')') if (response.UserId == -1 || response.UserId == -207) { $("#resultData").html("Invalid username or password"); } else if (response.UserId == -231) { $("#resultData").html("You must have at least one account"); } else if (response == null || response == "" || response.UserId < 0) { $("#resultData").html("Error while login.Please try later"); } else { $("#resultData").html("SuccessResult ... UserId is :" + response.UserId); } } $("#resultAction").ajaxError(function (result) { $(this).html('An error occured'); }); function onErrorResult(result) { alert('Service call failed : ' + result.status + ' ' + result.statusText); } $("#btnLogin").click(function () { $.getJSON(urlStr + "/Login?username=" + $("#txtusername").val() + "&password=" + $("#txtpassword").val() + "&callback=?" , onSuccessResult); }); $("#btnAction").click(function () { $.getJSON(urlStr + "/GetChartScrollData?Symbol=" + $("#txtSymbol").val() + "&PeriodID=" + $("#txtPeriodID").val() + "&BeforeDate=" + $("#txtBeforeDate").val() + "&RowsNumber=" + $("#txtRowsNumber").val() + "&callback=?" , onSuccessResultOrder); function onSuccessResultOrder(dataResult) { dataResult = eval('(' + dataResult + ')'); var posRows ="<table><caption>Chart Data </caption><thead><tr ><th>Symbol ID</th><th>Open Price</th><th>High Price</th><th>low price</th>" + "<th>CLose Price</th><th>Volum</th>" + "<th >Symbolname</th></thead><tbody>"; for (var i = 0; i < dataResult.length; i++) { posRows += "<tr>" posRows += "<td>" + dataResult[i].SymID + "</td>"; posRows += "<td>" + dataResult[i].OpenPrice + "</td>"; posRows += "<td>" + dataResult[i].HighPrice + "</td>"; posRows += "<td>" + dataResult[i].LowPrice + "</td>"; posRows += "<td>" + dataResult[i].ClosePrice + "</td>"; posRows += "<td>" + dataResult[i].Volume + "</td>"; posRows += "<td>" + dataResult[i].CandleSym + "</td>"; posRows += "</tr>"; } posRows += "</tbody></table>"; $("#resultAction").html(posRows); } }); }); </script> <body> <table border="1px"> <tbody> <tr> <td> Username: <input type="text" id="txtusername" value=""/> Password: <input type="text" id="txtpassword" value=""/> <button id="btnLogin"> Login </button> </td> </tr> <tr> <td>Symbol : <input type="text" id="txtSymbol" value ="" /> </td> <td>Period Id: <input type="text" id="txtPeriodID" value ="" /> </td> <td>Before Date: <input type="text" id="txtBeforeDate" value ="" /> </td> <td>Rows Number: <input type="text" id="txtRowsNumber" value ="" /> </td> <td><button id="btnAction"> GetChartScrollData </button></td> </tr> </tbody> </table> <div id="resultData"> </div> <div id="resultAction"> </div> <div style="display:none" id="progress">Loading ... </div> </body> </html>

See Also

VertexFX WCF Service Index

VertexFX Client WCF Service

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