com.github.mikephil.charting.listener

Class BarLineChartTouchListener

java.lang.Object

android.view.GestureDetector.SimpleOnGestureListener

com.github.mikephil.charting.listener.ChartTouchListener<BarLineChartBase<? extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>>

com.github.mikephil.charting.listener.BarLineChartTouchListener

All Implemented Interfaces:

android.view.GestureDetector.OnContextClickListener, android.view.GestureDetector.OnDoubleTapListener, android.view.GestureDetector.OnGestureListener, android.view.View.OnTouchListener

public class BarLineChartTouchListener
extends ChartTouchListener<BarLineChartBase<? extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>>

TouchListener for Bar-, Line-, Scatter- and CandleStickChart with handles all touch interaction. Longpress == Zoom out. Double-Tap == Zoom in.

Nested Class Summary

Nested classes/interfaces inherited from class com.github.mikephil.charting.listener.ChartTouchListener

ChartTouchListener.ChartGesture

Field Summary

Fields inherited from class com.github.mikephil.charting.listener.ChartTouchListener

DRAG, mChart, mGestureDetector, mLastGesture, mLastHighlighted, mTouchMode, NONE, PINCH_ZOOM, POST_ZOOM, ROTATE, X_ZOOM, Y_ZOOM

Constructor Summary

Constructors

Constructor and Description
BarLineChartTouchListener(BarLineChartBase<? extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>> chart, android.graphics.Matrix touchMatrix)

Method Summary

Modifier and Type	Method and Description
void	computeScroll()
android.graphics.Matrix	getMatrix() returns the matrix object the listener holds
android.graphics.PointF	getTrans(float x, float y) returns the correct translation depending on the provided x and y touch points
boolean	onDoubleTap(android.view.MotionEvent e)
boolean	onFling(android.view.MotionEvent e1, android.view.MotionEvent e2, float velocityX, float velocityY)
void	onLongPress(android.view.MotionEvent e)
boolean	onSingleTapUp(android.view.MotionEvent e)
boolean	onTouch(android.view.View v, android.view.MotionEvent event)
void	stopDeceleration()

Methods inherited from class com.github.mikephil.charting.listener.ChartTouchListener

distance, endAction, getLastGesture, getTouchMode, performHighlight, setLastHighlighted, startAction

Methods inherited from class android.view.GestureDetector.SimpleOnGestureListener

onContextClick, onDoubleTapEvent, onDown, onScroll, onShowPress, onSingleTapConfirmed

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BarLineChartTouchListener

public BarLineChartTouchListener(BarLineChartBase<? extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>> chart,
                                 android.graphics.Matrix touchMatrix)

Method Detail

onTouch

public boolean onTouch(android.view.View v,
                       android.view.MotionEvent event)

getTrans

public android.graphics.PointF getTrans(float x,
                                        float y)

returns the correct translation depending on the provided x and y touch points

Parameters:

x -

y -

Returns:

getMatrix

public android.graphics.Matrix getMatrix()

returns the matrix object the listener holds

Returns:

onDoubleTap

public boolean onDoubleTap(android.view.MotionEvent e)

Specified by:

onDoubleTap in interface android.view.GestureDetector.OnDoubleTapListener

Overrides:

onDoubleTap in class android.view.GestureDetector.SimpleOnGestureListener

onLongPress

public void onLongPress(android.view.MotionEvent e)

Specified by:

onLongPress in interface android.view.GestureDetector.OnGestureListener

Overrides:

onLongPress in class android.view.GestureDetector.SimpleOnGestureListener

onSingleTapUp

public boolean onSingleTapUp(android.view.MotionEvent e)

Specified by:

onSingleTapUp in interface android.view.GestureDetector.OnGestureListener

Overrides:

onSingleTapUp in class android.view.GestureDetector.SimpleOnGestureListener

onFling

public boolean onFling(android.view.MotionEvent e1,
                       android.view.MotionEvent e2,
                       float velocityX,
                       float velocityY)

Specified by:

onFling in interface android.view.GestureDetector.OnGestureListener

Overrides:

onFling in class android.view.GestureDetector.SimpleOnGestureListener

stopDeceleration

public void stopDeceleration()

computeScroll

public void computeScroll()