void OnCanvasMouseMove(NMouseEventArgs arg)
{
if (m_LogMoveEventsCheck.Checked)
{
m_EventsLog.LogEvent("Mouse Move");
}
}
public override void OnMouseMove(object sender, NMouseEventArgs e)
{
m_SelectedSeries = null;
NHitTestCacheService hitTestService = GetView().GetServiceOfType(typeof(NHitTestCacheService)) as NHitTestCacheService;
if (hitTestService == null)
{
return;
}
INNode node = hitTestService.HitTest(new NPointF(e.X, e.Y));
if (node == null)
{
return;
}
NDataPoint dataPoint = node as NDataPoint;
if (dataPoint != null)
{
m_SelectedSeries = dataPoint.ParentNode as NSeries;
}
}
/// <summary>
/// Overriden to perform dragging
/// </summary>
/// <param name=`$:7` ></param>
/// <param name=`$:8` ></param>
public override void OnDoDrag(object sender, NMouseEventArgs e)
{
NChart chart = this.GetDocument().Charts[0];
NViewToScale2DTransformation viewToScale = new NViewToScale2DTransformation(this.GetChartControlView().Context, chart, (int)StandardAxis.PrimaryX, (int)StandardAxis.PrimaryY);
NVector2DD pointScale = new NVector2DD();
if (viewToScale.Transform(new NPointF(e.X, e.Y), ref pointScale))
{
// clamp y value to ruler range
double yValue = chart.Axis(StandardAxis.PrimaryX).Scale.RulerRange.GetValueInRange(pointScale.X);
m_ConstLine.Value = yValue;
chart.Refresh();
Repaint();
}
}
/// <summary>
///
/// </summary>
/// <param name="e"></param>
public override void OnMouseDown(NMouseEventArgs e)
{
// handle only the left mouse down single click on the check box
if (e.Button == MouseButtons.Left || e.Clicks == 1)
{
NExpandCollapseCheck check = GetExpandCollapseCheck();
// check to see if the hit was on some of the check box children
if (NSceneTree.IsAncestorOfNode(check, e.HitNode))
{
Expand(!Expanded);
// mark as processed and return (stops event bubbling)
e.Processed = true;
return;
}
}
// bubble event to previous mouse event handler
base.OnMouseDown(e);
}
