private void ChartControl_PointPressed(object sender, PointerRoutedEventArgs e)
{
e.Handled = true;
if (_mainCollection == null)
{
return;
}
var ppointer = e.GetCurrentPoint(this);
_gestureRecognizer.ProcessDownEvent(ppointer);
if (startPoint != null)
{
DropPointerAction();
return;
}
startPoint = ppointer.Position;
if (!IsPointInChart(startPoint.Value))
{
return;
}
Focus();
if (_drawingCustomGraphics != null)
{
if (!_isCustomGraphicsDrawingStarted)
{
_drawingCustomGraphics.StartDraw(startPoint.Value);
_isCustomGraphicsDrawingStarted = true;
}
}
else
{
pointerAction = PointerStartAction;
midPoint = null;
if (pointerAction == PointerAction.Measure)
{
midPoint = null;
if (MeasureGraphics != null)
{
MeasureGraphics.StartDraw(startPoint.Value);
}
}
}
}
private void ChartControl_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
e.Handled = true;
if (_mainCollection == null)
{
return;
}
if (!IsFocused)
{
this.Focus();
}
startPoint = e.GetPosition(this);
if (!IsPointInChart(startPoint.Value))
{
return;
}
if (_drawingCustomGraphics != null)
{
if (!_isCustomGraphicsDrawingStarted)
{
_drawingCustomGraphics.StartDraw(startPoint.Value);
_isCustomGraphicsDrawingStarted = true;
}
}
else if (pointerAction == PointerAction.None)
{
SelectGraphic(startPoint.Value);
if (!IsInteractiveSelectedChanged && !IsUpdatingGraphicLocation())
{
midPoint = null;
pointerAction = PointerStartAction;
if (pointerAction == PointerAction.Measure)
{
if (MeasureGraphics != null)
{
MeasureGraphics.StartDraw(startPoint.Value);
}
}
}
}
}