protected override void OnElementChanged(ElementChangedEventArgs <SciChart.Xamarin.Views.Visuals.SciChartSurface> e)
{
base.OnElementChanged(e);
if (Control == null)
{
// Create the native control
SciChartSurface surface = new SciChartSurface();
// Enable the zoom
using (surface.SuspendUpdates())
{
surface.ChartModifier = new ModifierGroup(new ZoomPanModifier(),
new MouseWheelZoomModifier());
}
this.SetNativeControl(surface);
// Setup property mapper
_propertyMapper = new SciChartSurfaceWpfPropertyMapper(e.NewElement, Control);
}
}
private void InitChart(SciChartSurface surface, BasePaneModel model, bool isMainPain)
{
var xAxis = new CategoryDateAxis(Activity)
{
Visibility = (int)(isMainPain ? ViewStates.Visible : ViewStates.Gone), GrowBy = new DoubleRange(0, 0.05)
};
using (surface.SuspendUpdates())
{
surface.XAxes.Add(xAxis);
surface.YAxes.Add(model.YAxis);
surface.RenderableSeries = model.RenderableSeries;
surface.Annotations = model.Annotations;
surface.ChartModifiers = new ChartModifierCollection
{
new ModifierGroup
{
MotionEventGroup = "ModifiersSharedEventsGroup",
ChildModifiers = new ChartModifierCollection
{
new XAxisDragModifier {
DragMode = AxisDragModifierBase.AxisDragMode.Pan, ClipModeX = ClipMode.StretchAtExtents
}.WithReceiveHandledEvents(true),
new PinchZoomModifier {
Direction = Direction2D.XDirection
}.WithReceiveHandledEvents(true),
new ZoomPanModifier().WithReceiveHandledEvents(true),
new ZoomExtentsModifier().WithReceiveHandledEvents(true),
new LegendModifier(Activity).WithShowCheckBoxes(false),
}
}.WithReceiveHandledEvents(true)
};
}
_verticalGroup.AddSurfaceToGroup(surface);
}