columnseries chart data display problem?

<toolkit:chart grid.column="4" horizontalalignment="stretch" verticalalignment="stretch"

x:name="chart1"

title="chart title"

legendtitle="legend">

<toolkit:chart.series>

<toolkit:columnseries x:name="chartdata" itemssource="{binding}" title="abc" dependentvaluebinding="{binding price}" independentvaluebinding="{binding year}">

</toolkit:columnseries>

</toolkit:chart.series>

</toolkit:chart>

 ------------------------------

observablecollection<chart1> objchart = new observablecollection<chart1>();public mainpage()

{

objchart.add(new chart1()

{

year="2005",

price="10"

});

objchart.add(new chart1()

{

year="2006",

price="20"

});

objchart.add(new chart1()

{

year="2007",

price="10"

});

objchart.add(new chart1()

{

year="2008",

price="25"

});

objchart.add(new chart1()

{

year="2009",

price="30"

});

 

initializecomponent();

}

any body can tell me why data not display in chart column???

hi,

this 1 works me, please check if works on side, thanks:

<grid x:name="layoutroot" background="white" showgridlines="true">        <toolkit:chart x:name="chart1" title="chart title" legendtitle="legend">          <toolkit:chart.series>              <toolkit:columnseries x:name="chartdata" itemssource="{binding}"  title="abc" dependentvaluepath="price" independentvaluepath="year">              </toolkit:columnseries>          </toolkit:chart.series>      </toolkit:chart>       </grid>

public partial class mainpage : usercontrol  {      observablecollection<chart1> objchart = new observablecollection<chart1>();      public mainpage()      {                        initializecomponent();          objchart.add(new chart1()          {              year = "2005",              price = 10          });          objchart.add(new chart1()          {              year = "2006",              price = 20          });          objchart.add(new chart1()          {              year = "2007",              price = 10          });          objchart.add(new chart1()          {              year = "2008",              price = 25          });          objchart.add(new chart1()          {              year = "2009",              price = 30          });          layoutroot.datacontext = objchart;                    }  }    public class chart1  {      public string year { get; set; }      public int price { get; set; }  }

Silverlight  >  Programming Silverlight with .NET – General