Class MasterSlaveTouchModifierBase3D

Provides a base class for Linked 3D Chart Modifiers. Classes that inherit this allow touch events and interaction to occur across Chart Panes

Inheritance
java.lang.Object
ReceiveMotionEventsBase
ChartModifierCore
ChartModifierBase3D
TouchModifierBase3D
MasterSlaveTouchModifierBase3D
Inherited Members
Namespace:
Assembly: .dll
Syntax
public abstract class MasterSlaveTouchModifierBase3D extends TouchModifierBase3D

Constructors

MasterSlaveTouchModifierBase3D()

Declaration
public MasterSlaveTouchModifierBase3D()

Methods

clearAll()

When overridden in a derived class, this method should clear all markers and tooltips from the SciChartSurface3D#getModifierSurface().

Declaration
protected abstract void clearAll()

getExecuteOnPointerCount()

Sets pointer count to use with this modifier (e.g. 1, 2 or more fingers)

Declaration
public final int getExecuteOnPointerCount()
Returns
Type Description
int

The current pointer to use

handleMasterTouchDownEvent(PointF point)

When overridden in a derived class, called to handle the Master ChartModifierBase MotionEvent#ACTION_DOWN

Declaration
protected abstract void handleMasterTouchDownEvent(PointF point)
Parameters
Type Name Description
android.graphics.PointF point

The current touch point

handleMasterTouchMoveEvent(PointF point)

When overridden in a derived class, called to handle the Master ChartModifierBase MotionEvent#ACTION_MOVE

Declaration
protected abstract void handleMasterTouchMoveEvent(PointF point)
Parameters
Type Name Description
android.graphics.PointF point

The current touch point

handleMasterTouchUpEvent(PointF point)

When overridden in a derived class, called to handle the Master ChartModifierBase MotionEvent#ACTION_UP

Declaration
protected abstract void handleMasterTouchUpEvent(PointF point)
Parameters
Type Name Description
android.graphics.PointF point

The current touch point

handleSlaveTouchDownEvent(PointF point)

When overridden in a derived class, called to handle the Slave ChartModifierBase MotionEvent#ACTION_DOWN

Declaration
protected abstract void handleSlaveTouchDownEvent(PointF point)
Parameters
Type Name Description
android.graphics.PointF point

The current touch point

handleSlaveTouchMoveEvent(PointF point)

When overridden in a derived class, called to handle the Slave ChartModifierBase MotionEvent#ACTION_MOVE

Declaration
protected abstract void handleSlaveTouchMoveEvent(PointF point)
Parameters
Type Name Description
android.graphics.PointF point

The current touch point

handleSlaveTouchUpEvent(PointF point)

When overridden in a derived class, called to handle the Slave ChartModifierBase MotionEvent#ACTION_UP

Declaration
protected abstract void handleSlaveTouchUpEvent(PointF point)
Parameters
Type Name Description
android.graphics.PointF point

The current touch point

isEnabledAt(PointF point, boolean isMaster)

When overridden in derived classes, indicates whether touch point is valid for current modifier.

Declaration
protected boolean isEnabledAt(PointF point, boolean isMaster)
Parameters
Type Name Description
android.graphics.PointF point

The touch point to check.
boolean isMaster

Indicates whether this check is performed on the master SciChartSurface instance.
Returns
Type Description
boolean

True if this modifier is enabled at the point, else false.

onIsEnabledChanged(boolean isEnabled)

Declaration
protected void onIsEnabledChanged(boolean isEnabled)
Parameters
Type Name Description
boolean isEnabled
Overrides

onTouchDown(ModifierTouchEventArgs args)

Called when MotionEvent#ACTION_DOWN event occurs

Declaration
protected boolean onTouchDown(ModifierTouchEventArgs args)
Parameters
Type Name Description
ModifierTouchEventArgs args
Returns
Type Description
boolean
Overrides

onTouchMove(ModifierTouchEventArgs args)

Called when MotionEvent#ACTION_MOVE event occurs

Declaration
protected boolean onTouchMove(ModifierTouchEventArgs args)
Parameters
Type Name Description
ModifierTouchEventArgs args
Returns
Type Description
boolean
Overrides

onTouchUp(ModifierTouchEventArgs args)

Called when MotionEvent#ACTION_UP event occurs

Declaration
protected boolean onTouchUp(ModifierTouchEventArgs args)
Parameters
Type Name Description
ModifierTouchEventArgs args
Returns
Type Description
boolean
Overrides

setExecuteOnPointerCount(int executeOnPointerCount)

Sets pointer count to use with this modifier (e.g. 1, 2 or more fingers)

Declaration
public final void setExecuteOnPointerCount(int executeOnPointerCount)
Parameters
Type Name Description
int executeOnPointerCount

The new pointer count to use

updateCurrentPoint(PointF currentPoint, ModifierTouchEventArgs args)

Updates the passed in current point when one of the following methods was called: MasterSlaveTouchModifierBase3D#onTouchDown(ModifierTouchEventArgs), MasterSlaveTouchModifierBase3D#onTouchMove(ModifierTouchEventArgs), MasterSlaveTouchModifierBase3D#onTouchUp(ModifierTouchEventArgs).

Declaration
protected boolean updateCurrentPoint(PointF currentPoint, ModifierTouchEventArgs args)
Parameters
Type Name Description
android.graphics.PointF currentPoint

The point which will be updated.
ModifierTouchEventArgs args

The ModifierTouchEventArgs which is used to update the passed in currentPoint.
Returns
Type Description
boolean

True if current point should be handled as master touch point, otherwise should be handle as slave touch point