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GetChartScrollData
Posted by Angham Al-Banawien, Last modified by Diana Alkouni on 21 August 2020 01:35 PM
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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
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Yes
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| PeriodID |
- Period identifier to get its data
- Type : Long
- Default : none
- Constraints : must be value as one of the Chart Period
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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” or "DD/MM/YYYY HH:mm"
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Yes |
| RowsNumber |
- The count of rows to get which want to get its value
- Type : Long
- Default : none
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Yes |
Response Elements
| Name |
Description |
| Result |
The operation returns list of type ChartCandle if the symID is less than 0 otherwise an explicit error code is returned
The following are the ChartCandle’s 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
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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://webtrader.hybridsolutions.com/publicweb/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</span></th><th>Open Price</th><th>High Price</th><th>low price</th>"
+ "<th>CLose Price</th><th>SymbolName</th>"
+ "<th >CandleDate</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].CandleSym + "</td>";
posRows += "<td>" + dataResult[i].CandleDate + "</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>BeforeDate: <input type="text" id="txtBeforeDate" value ="" /> </td>
</tr>
<tr>
<td>RowsNumber: <input type="text" id="txtRowsNumber" value ="" /> </td>
<td><button id="btnAction"> GetChartData </button></td>
</tr>
</tbody>
</table>
<div id="resultData"> </div>
<div id="resultAction"> </div>
<div style="display:none" id="progress">Loading ... </div>
</body>
</html>
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See Also
VertexFX WCF Service Index
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