public static void BindData(Chart chart, string prvName, object context, string[] seriesExpr, string labelExpr, string labelLookupName)
{
var prv = WebManager.GetService<IProvider<object,object>>(prvName);
var ognlContext = new Dictionary<string,object>();
ognlContext["data"] = prv.Provide(context);
var ognlExpr = new NReco.OGNL.EvalOgnl();
int seriesIdx = 0;
foreach (var expr in seriesExpr) {
var dataset = (IEnumerable)ognlExpr.Eval( expr, ognlContext );
var series = chart.Series[seriesIdx];
foreach (var val in dataset) {
var decVal = Convert.ToDecimal(val);
series.Points.AddY(decVal);
}
seriesIdx++;
}
/*if (!String.IsNullOrEmpty(labelExpr)) {
var labels = (IEnumerable)ognlExpr.Eval( labelExpr, ognlContext );
var labelsList = new List<string>();
var labelPrv = String.IsNullOrEmpty(labelLookupName) ? null : WebManager.GetService<IProvider<object,string>>(labelLookupName);
foreach (var lbl in labels) {
labelsList.Add( labelPrv!=null ? labelPrv.Provide(lbl) : Convert.ToString(lbl) );
}
res += "&"+labelParam+String.Join("|", labelsList.ToArray() );
}*/
}
public static void BindData(Chart chart, string prvName, object context, string[] seriesExpr, string labelExpr, string labelLookupName)
{
var prv = WebManager.GetService <IProvider <object, object> >(prvName);
var ognlContext = new Dictionary <string, object>();
ognlContext["data"] = prv.Provide(context);
var ognlExpr = new NReco.OGNL.EvalOgnl();
int seriesIdx = 0;
foreach (var expr in seriesExpr)
{
var dataset = (IEnumerable)ognlExpr.Eval(expr, ognlContext);
var series = chart.Series[seriesIdx];
foreach (var val in dataset)
{
var decVal = Convert.ToDecimal(val);
series.Points.AddY(decVal);
}
seriesIdx++;
}
/*if (!String.IsNullOrEmpty(labelExpr)) {
* var labels = (IEnumerable)ognlExpr.Eval( labelExpr, ognlContext );
* var labelsList = new List<string>();
* var labelPrv = String.IsNullOrEmpty(labelLookupName) ? null : WebManager.GetService<IProvider<object,string>>(labelLookupName);
* foreach (var lbl in labels) {
* labelsList.Add( labelPrv!=null ? labelPrv.Provide(lbl) : Convert.ToString(lbl) );
* }
* res += "&"+labelParam+String.Join("|", labelsList.ToArray() );
* }*/
}
public object EvalOgnlExpression(string expr, object context)
{
var ognl = new NReco.OGNL.EvalOgnl();
var ognlContext = context != null?NReco.Converting.ConvertManager.ChangeType <IDictionary <string, object> >(context) : new Dictionary <string, object>();
return(ognl.Eval(expr, ognlContext));
}
public static string PrepareDataUrl(string prvName, object context, string[] seriesExpr, string labelParam, string labelExpr, string labelLookupName)
{
var prv = WebManager.GetService <IProvider <object, object> >(prvName);
var ognlContext = new Dictionary <string, object>();
ognlContext["data"] = prv.Provide(context);
var series = new List <string>();
decimal allMin = 0;
decimal allMax = 0;
var ognlExpr = new NReco.OGNL.EvalOgnl();
foreach (var expr in seriesExpr)
{
var dataset = (IEnumerable)ognlExpr.Eval(expr, ognlContext);
var datasetList = new List <string>();
decimal min = 0;
decimal max = 0;
foreach (var val in dataset)
{
var decVal = Convert.ToDecimal(val);
datasetList.Add(String.Format(CultureInfo.InvariantCulture, "{0:0.#}", decVal));
if (decVal < min)
{
min = decVal;
}
if (decVal > max)
{
max = decVal;
}
}
series.Add(String.Join(",", datasetList.ToArray()));
if (allMin > min)
{
allMin = min;
}
if (allMax < max)
{
allMax = max;
}
}
var res = String.Format(CultureInfo.InvariantCulture, "chd=t:{0}&chds={1:0.##},{2:0.##}&chxr=1,{1:0.##},{2:0.##},{3}", String.Join("|", series.ToArray()), allMin, allMax, (allMax - allMin) / 5);
if (!String.IsNullOrEmpty(labelExpr))
{
var labels = (IEnumerable)ognlExpr.Eval(labelExpr, ognlContext);
var labelsList = new List <string>();
var labelPrv = String.IsNullOrEmpty(labelLookupName) ? null : WebManager.GetService <IProvider <object, string> >(labelLookupName);
foreach (var lbl in labels)
{
labelsList.Add(labelPrv != null ? labelPrv.Provide(lbl) : Convert.ToString(lbl));
}
res += "&" + labelParam + String.Join("|", labelsList.ToArray());
}
return(res);
}
public static string PrepareDataUrl(string prvName, object context, string[] seriesExpr, string labelParam, string labelExpr, string labelLookupName)
{
var prv = WebManager.GetService<IProvider<object,object>>(prvName);
var ognlContext = new Dictionary<string,object>();
ognlContext["data"] = prv.Provide(context);
var series = new List<string>();
decimal allMin = 0;
decimal allMax = 0;
var ognlExpr = new NReco.OGNL.EvalOgnl();
foreach (var expr in seriesExpr) {
var dataset = (IEnumerable)ognlExpr.Eval( expr, ognlContext );
var datasetList = new List<string>();
decimal min = 0;
decimal max = 0;
foreach (var val in dataset) {
var decVal = Convert.ToDecimal(val);
datasetList.Add( String.Format( CultureInfo.InvariantCulture, "{0:0.#}", decVal) );
if (decVal<min) min = decVal;
if (decVal>max) max = decVal;
}
series.Add( String.Join(",",datasetList.ToArray() ) );
if (allMin>min) allMin = min;
if (allMax<max) allMax = max;
}
var res = String.Format( CultureInfo.InvariantCulture, "chd=t:{0}&chds={1:0.##},{2:0.##}&chxr=1,{1:0.##},{2:0.##},{3}", String.Join("|",series.ToArray()), allMin,allMax, (allMax-allMin)/5 );
if (!String.IsNullOrEmpty(labelExpr)) {
var labels = (IEnumerable)ognlExpr.Eval( labelExpr, ognlContext );
var labelsList = new List<string>();
var labelPrv = String.IsNullOrEmpty(labelLookupName) ? null : WebManager.GetService<IProvider<object,string>>(labelLookupName);
foreach (var lbl in labels) {
labelsList.Add( labelPrv!=null ? labelPrv.Provide(lbl) : Convert.ToString(lbl) );
}
res += "&"+labelParam+String.Join("|", labelsList.ToArray() );
}
return res;
}
public object EvalOgnlExpression(string expr, object context)
{
var ognl = new NReco.OGNL.EvalOgnl();
var ognlContext = context!=null ? NReco.Converting.ConvertManager.ChangeType<IDictionary<string,object>>(context) : new Dictionary<string,object>();
return ognl.Eval(expr, ognlContext);
}