Data label can be added to a bullet-chart feature bars by enabling the enable
option in the dataLabel. By default,the labels will arrange smartly without overlapping.
<ejs-bulletchart id="bulletgraph" height="400" title="Profit in %" minimum="0" maximum="20" interval="5" categoryField="category" valueField="value" targetField="comparativeMeasureValue" dataSource="ViewBag.dataSource">
<e-bullet-range-collection>
<e-bullet-range end="5"></e-bullet-range>
<e-bullet-range end="15"></e-bullet-range>
<e-bullet-range end="20"></e-bullet-range>
</e-bullet-range-collection>
<e-bulletchart-datalabel enable="true"></e-bulletchart-datalabel>
</ejs-bulletchart>
public IActionResult Index()
{
List<DefaultBulletData> bulletData = new List<DefaultBulletData>
{
new DefaultBulletData { value = 5, comparativeMeasureValue = 7.5, category= "2001"},
new DefaultBulletData { value = 7, comparativeMeasureValue = 5, category= "2002"},
new DefaultBulletData { value = 10, comparativeMeasureValue = 6, category= "2003"},
new DefaultBulletData { value = 5, comparativeMeasureValue = 8, category= "2004"},
new DefaultBulletData { value = 12, comparativeMeasureValue = 5, category= "2005"},
new DefaultBulletData { value = 8, comparativeMeasureValue = 6, category= "2006"}
};
ViewBag.dataSource = bulletData;
return View();
}
public class DefaultBulletData
{
public double value;
public double comparativeMeasureValue;
public string category;
}
By using labelStyle
property in data label, you can customize the color
, size
and font
.
<ejs-bulletchart id="bulletgraph" height="400" title="Profit in %" minimum="0" maximum="20" interval="5" categoryField="category" valueField="value" targetField="comparativeMeasureValue" dataSource="ViewBag.dataSource">
<e-bullet-range-collection>
<e-bullet-range end="5"></e-bullet-range>
<e-bullet-range end="15"></e-bullet-range>
<e-bullet-range end="20"></e-bullet-range>
</e-bullet-range-collection>
<e-bulletchart-datalabel enable="true">
<e-bulletchart-labelstyle color="yellow" size="20"></e-bulletchart-labelstyle>
</e-bulletchart-datalabel>
</ejs-bulletchart>
public IActionResult Index()
{
List<DefaultBulletData> bulletData = new List<DefaultBulletData>
{
new DefaultBulletData { value = 5, comparativeMeasureValue = 7.5, category= "2001"},
new DefaultBulletData { value = 7, comparativeMeasureValue = 5, category= "2002"},
new DefaultBulletData { value = 10, comparativeMeasureValue = 6, category= "2003"},
new DefaultBulletData { value = 5, comparativeMeasureValue = 8, category= "2004"},
new DefaultBulletData { value = 12, comparativeMeasureValue = 5, category= "2005"},
new DefaultBulletData { value = 8, comparativeMeasureValue = 6, category= "2006"}
};
ViewBag.dataSource = bulletData;
return View();
}
public class DefaultBulletData
{
public double value;
public double comparativeMeasureValue;
public string category;
}