Class ViewportManagerBase<TParentSurface>

Defines a base class for a ViewportManager, which may be used to control visible range and ranging on a SciChartSurface

Inheritance
java.lang.Object
ViewportManagerBase<TParentSurface>
Inherited Members
Namespace:
Assembly: .dll
Syntax
public abstract class ViewportManagerBase<TParentSurface> implements viewportManagers.IViewportManager
Type Parameters
Name Description
TParentSurface

Constructors

ViewportManagerBase(Class<TParentSurface> parentSurfaceType)

Declaration
protected ViewportManagerBase(Class<TParentSurface> parentSurfaceType)
Parameters
Type Name Description
Class<TParentSurface> parentSurfaceType

Fields

parentSurface

Declaration
protected TParentSurface parentSurface
Field Value
Type Description
TParentSurface

Methods

attachTo(IServiceContainer services)

Declaration
public void attachTo(IServiceContainer services)
Parameters
Type Name Description
IServiceContainer services

decrementSuspend()

Declaration
public void decrementSuspend()

detach()

Declaration
public void detach()

getIsSuspended()

Declaration
public final boolean getIsSuspended()
Returns
Type Description
boolean

getUpdateSuspenderCount()

Declaration
public final AtomicInteger getUpdateSuspenderCount()
Returns
Type Description
AtomicInteger

invalidateElement()

Declaration
public final void invalidateElement()

invalidateParentSurface()

May be called to trigger a redraw on the parent surface

Declaration
public final void invalidateParentSurface()

isAttached()

Declaration
public boolean isAttached()
Returns
Type Description
boolean

onApplyAutoRange(IAxisCore axis)

Applies auto range on specified axis

Declaration
protected void onApplyAutoRange(IAxisCore axis)
Parameters
Type Name Description
IAxisCore axis

The axis to perform auto range on

onUpdateXAxis(IAxisCore xAxis)

Updates XAxis and its Visible Range

Declaration
protected abstract void onUpdateXAxis(IAxisCore xAxis)
Parameters
Type Name Description
IAxisCore xAxis

The xAxis to update

onUpdateYAxis(IAxisCore yAxis)

Updates YAxis and its Visible Range

Declaration
protected abstract void onUpdateYAxis(IAxisCore yAxis)
Parameters
Type Name Description
IAxisCore yAxis

The yAxis to update

onVisibleRangeChanged(IAxisCore axis, IRange oldRange, IRange newRange, boolean isAnimating)

Called when the VisibleRange changes for an axis. Override in derived types to get a notification of this occurring

Declaration
public void onVisibleRangeChanged(IAxisCore axis, IRange oldRange, IRange newRange, boolean isAnimating)
Parameters
Type Name Description
IAxisCore axis
IRange oldRange
IRange newRange
boolean isAnimating

resumeUpdates(IUpdateSuspender suspender)

Declaration
public void resumeUpdates(IUpdateSuspender suspender)
Parameters
Type Name Description
IUpdateSuspender suspender

suspendUpdates()

Declaration
public final IUpdateSuspender suspendUpdates()
Returns
Type Description
IUpdateSuspender

tryPerformAutoRange(IAxisCore axis)

Called during render to perform autoranging. Override in derived types to set a custom value

Declaration
public final void tryPerformAutoRange(IAxisCore axis)
Parameters
Type Name Description
IAxisCore axis

updateXAxis(IAxisCore xAxis)

Called during render to update XAxis VisibleRange. Override in derived types to set a custom value

Declaration
public final void updateXAxis(IAxisCore xAxis)
Parameters
Type Name Description
IAxisCore xAxis

updateYAxis(IAxisCore yAxis)

Called during render to update YAxis VisibleRange. Override in derived types to set a custom value

Declaration
public final void updateYAxis(IAxisCore yAxis)
Parameters
Type Name Description
IAxisCore yAxis

Implements