com.github.mikephil.charting.charts

Class BarLineChartBase<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

java.lang.Object

android.view.View

android.view.ViewGroup

com.github.mikephil.charting.charts.Chart<T>

com.github.mikephil.charting.charts.BarLineChartBase<T>

All Implemented Interfaces:

android.graphics.drawable.Drawable.Callback, android.view.accessibility.AccessibilityEventSource, android.view.KeyEvent.Callback, android.view.ViewManager, android.view.ViewParent, BarLineScatterCandleBubbleDataProvider, ChartInterface

Direct Known Subclasses:

BarChart, BubbleChart, CandleStickChart, CombinedChart, LineChart, ScatterChart

public abstract class BarLineChartBase<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>
extends Chart<T>
implements BarLineScatterCandleBubbleDataProvider

Base-class of LineChart, BarChart, ScatterChart and CandleStickChart.

Nested Class Summary

Nested classes/interfaces inherited from class android.view.ViewGroup

android.view.ViewGroup.LayoutParams, android.view.ViewGroup.MarginLayoutParams, android.view.ViewGroup.OnHierarchyChangeListener

Nested classes/interfaces inherited from class android.view.View

android.view.View.AccessibilityDelegate, android.view.View.BaseSavedState, android.view.View.DragShadowBuilder, android.view.View.MeasureSpec, android.view.View.OnApplyWindowInsetsListener, android.view.View.OnAttachStateChangeListener, android.view.View.OnClickListener, android.view.View.OnContextClickListener, android.view.View.OnCreateContextMenuListener, android.view.View.OnDragListener, android.view.View.OnFocusChangeListener, android.view.View.OnGenericMotionListener, android.view.View.OnHoverListener, android.view.View.OnKeyListener, android.view.View.OnLayoutChangeListener, android.view.View.OnLongClickListener, android.view.View.OnScrollChangeListener, android.view.View.OnSystemUiVisibilityChangeListener, android.view.View.OnTouchListener

Field Summary

Fields

Modifier and Type	Field and Description
protected YAxis	mAxisLeft the object representing the labels on the y-axis, this object is prepared in the pepareYLabels() method
protected YAxisRenderer	mAxisRendererLeft
protected YAxisRenderer	mAxisRendererRight
protected YAxis	mAxisRight
protected android.graphics.Paint	mBorderPaint
protected boolean	mDoubleTapToZoomEnabled flag that indicates if double tap zoom is enabled or not
protected boolean	mDrawBorders
protected boolean	mDrawGridBackground flag indicating if the grid background should be drawn or not
protected OnDrawListener	mDrawListener the listener for user drawing on the chart
protected boolean	mFilterData if true, data filtering is enabled
protected android.graphics.Paint	mGridBackgroundPaint paint object for the (by default) lightgrey background of the grid
protected boolean	mHighlightPerDragEnabled flag that indicates if highlighting per dragging over a fully zoomed out chart is enabled
protected Transformer	mLeftAxisTransformer
protected int	mMaxVisibleCount the maximum number of entried to which values will be drawn
protected float	mMinOffset Sets the minimum offset (padding) around the chart, defaults to 10
protected boolean	mPinchZoomEnabled flag that indicates if pinch-zoom is enabled.
protected Transformer	mRightAxisTransformer
protected XAxis	mXAxis the object representing the labels on the x-axis
protected XAxisRenderer	mXAxisRenderer

Fields inherited from class com.github.mikephil.charting.charts.Chart

LOG_TAG, mAnimator, mChartTouchListener, mData, mDataNotSet, mDefaultFormatter, mDeltaX, mDescPaint, mDescription, mDrawMarkerViews, mDrawPaint, mHighlighter, mHighLightPerTapEnabled, mIndicesToHighlight, mInfoPaint, mJobs, mLegend, mLegendRenderer, mLogEnabled, mMarkerView, mRenderer, mSelectionListener, mTouchEnabled, mViewPortHandler, mXChartMax, mXChartMin, PAINT_CENTER_TEXT, PAINT_DESCRIPTION, PAINT_GRID_BACKGROUND, PAINT_HOLE, PAINT_INFO, PAINT_LEGEND_LABEL

Fields inherited from class android.view.ViewGroup

CLIP_TO_PADDING_MASK, FOCUS_AFTER_DESCENDANTS, FOCUS_BEFORE_DESCENDANTS, FOCUS_BLOCK_DESCENDANTS, LAYOUT_MODE_CLIP_BOUNDS, LAYOUT_MODE_OPTICAL_BOUNDS, PERSISTENT_ALL_CACHES, PERSISTENT_ANIMATION_CACHE, PERSISTENT_NO_CACHE, PERSISTENT_SCROLLING_CACHE

Fields inherited from class android.view.View

ACCESSIBILITY_LIVE_REGION_ASSERTIVE, ACCESSIBILITY_LIVE_REGION_NONE, ACCESSIBILITY_LIVE_REGION_POLITE, ALPHA, DRAWING_CACHE_QUALITY_AUTO, DRAWING_CACHE_QUALITY_HIGH, DRAWING_CACHE_QUALITY_LOW, EMPTY_STATE_SET, ENABLED_FOCUSED_SELECTED_STATE_SET, ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_FOCUSED_STATE_SET, ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, ENABLED_SELECTED_STATE_SET, ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, ENABLED_STATE_SET, ENABLED_WINDOW_FOCUSED_STATE_SET, FIND_VIEWS_WITH_CONTENT_DESCRIPTION, FIND_VIEWS_WITH_TEXT, FOCUS_BACKWARD, FOCUS_DOWN, FOCUS_FORWARD, FOCUS_LEFT, FOCUS_RIGHT, FOCUS_UP, FOCUSABLES_ALL, FOCUSABLES_TOUCH_MODE, FOCUSED_SELECTED_STATE_SET, FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, FOCUSED_STATE_SET, FOCUSED_WINDOW_FOCUSED_STATE_SET, GONE, HAPTIC_FEEDBACK_ENABLED, IMPORTANT_FOR_ACCESSIBILITY_AUTO, IMPORTANT_FOR_ACCESSIBILITY_NO, IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS, IMPORTANT_FOR_ACCESSIBILITY_YES, INVISIBLE, KEEP_SCREEN_ON, LAYER_TYPE_HARDWARE, LAYER_TYPE_NONE, LAYER_TYPE_SOFTWARE, LAYOUT_DIRECTION_INHERIT, LAYOUT_DIRECTION_LOCALE, LAYOUT_DIRECTION_LTR, LAYOUT_DIRECTION_RTL, MEASURED_HEIGHT_STATE_SHIFT, MEASURED_SIZE_MASK, MEASURED_STATE_MASK, MEASURED_STATE_TOO_SMALL, NO_ID, OVER_SCROLL_ALWAYS, OVER_SCROLL_IF_CONTENT_SCROLLS, OVER_SCROLL_NEVER, PRESSED_ENABLED_FOCUSED_SELECTED_STATE_SET, PRESSED_ENABLED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_STATE_SET, PRESSED_ENABLED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_SELECTED_STATE_SET, PRESSED_ENABLED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_ENABLED_STATE_SET, PRESSED_ENABLED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_SELECTED_STATE_SET, PRESSED_FOCUSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_FOCUSED_STATE_SET, PRESSED_FOCUSED_WINDOW_FOCUSED_STATE_SET, PRESSED_SELECTED_STATE_SET, PRESSED_SELECTED_WINDOW_FOCUSED_STATE_SET, PRESSED_STATE_SET, PRESSED_WINDOW_FOCUSED_STATE_SET, ROTATION, ROTATION_X, ROTATION_Y, SCALE_X, SCALE_Y, SCREEN_STATE_OFF, SCREEN_STATE_ON, SCROLL_AXIS_HORIZONTAL, SCROLL_AXIS_NONE, SCROLL_AXIS_VERTICAL, SCROLL_INDICATOR_BOTTOM, SCROLL_INDICATOR_END, SCROLL_INDICATOR_LEFT, SCROLL_INDICATOR_RIGHT, SCROLL_INDICATOR_START, SCROLL_INDICATOR_TOP, SCROLLBAR_POSITION_DEFAULT, SCROLLBAR_POSITION_LEFT, SCROLLBAR_POSITION_RIGHT, SCROLLBARS_INSIDE_INSET, SCROLLBARS_INSIDE_OVERLAY, SCROLLBARS_OUTSIDE_INSET, SCROLLBARS_OUTSIDE_OVERLAY, SELECTED_STATE_SET, SELECTED_WINDOW_FOCUSED_STATE_SET, SOUND_EFFECTS_ENABLED, STATUS_BAR_HIDDEN, STATUS_BAR_VISIBLE, SYSTEM_UI_FLAG_FULLSCREEN, SYSTEM_UI_FLAG_HIDE_NAVIGATION, SYSTEM_UI_FLAG_IMMERSIVE, SYSTEM_UI_FLAG_IMMERSIVE_STICKY, SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN, SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION, SYSTEM_UI_FLAG_LAYOUT_STABLE, SYSTEM_UI_FLAG_LIGHT_STATUS_BAR, SYSTEM_UI_FLAG_LOW_PROFILE, SYSTEM_UI_FLAG_VISIBLE, SYSTEM_UI_LAYOUT_FLAGS, TEXT_ALIGNMENT_CENTER, TEXT_ALIGNMENT_GRAVITY, TEXT_ALIGNMENT_INHERIT, TEXT_ALIGNMENT_TEXT_END, TEXT_ALIGNMENT_TEXT_START, TEXT_ALIGNMENT_VIEW_END, TEXT_ALIGNMENT_VIEW_START, TEXT_DIRECTION_ANY_RTL, TEXT_DIRECTION_FIRST_STRONG, TEXT_DIRECTION_FIRST_STRONG_LTR, TEXT_DIRECTION_FIRST_STRONG_RTL, TEXT_DIRECTION_INHERIT, TEXT_DIRECTION_LOCALE, TEXT_DIRECTION_LTR, TEXT_DIRECTION_RTL, TRANSLATION_X, TRANSLATION_Y, TRANSLATION_Z, VIEW_LOG_TAG, VISIBLE, WINDOW_FOCUSED_STATE_SET, X, Y, Z

Constructor Summary

Constructors

Constructor and Description
BarLineChartBase(android.content.Context context)
BarLineChartBase(android.content.Context context, android.util.AttributeSet attrs)
BarLineChartBase(android.content.Context context, android.util.AttributeSet attrs, int defStyle)

Method Summary

Modifier and Type	Method and Description
protected void	calcMinMax() calcualtes the y-min and y-max value and the y-delta and x-delta value
protected void	calcModulus() calculates the modulus for x-labels and grid
void	calculateOffsets() calculates the offsets of the chart to the border depending on the position of an eventual legend or depending on the length of the y-axis and x-axis labels and their position
void	centerViewTo(int xIndex, float yValue, YAxis.AxisDependency axis) This will move the center of the current viewport to the specified x-index and y-value.
void	computeScroll()
void	disableFiltering() Disables data filtering for the chart.
protected void	drawGridBackground(android.graphics.Canvas c) draws the grid background
void	enableFiltering(Approximator a) Enables data filtering for the chart data, filtering will use the user customized Approximator handed over to this method.
void	fitScreen() Resets all zooming and dragging and makes the chart fit exactly it's bounds.
YAxis	getAxis(YAxis.AxisDependency axis) Returns the y-axis object to the corresponding AxisDependency.
YAxis	getAxisLeft() Returns the left y-axis object.
YAxis	getAxisRight() Returns the right y-axis object.
BarLineScatterCandleBubbleDataSet<? extends Entry>	getDataSetByTouchPoint(float x, float y) returns the DataSet object displayed at the touched position of the chart
float	getDeltaY(YAxis.AxisDependency axis) Returns the delta-y value (y-value range) of the specified axis.
OnDrawListener	getDrawListener() Gets the OnDrawListener.
Entry	getEntryByTouchPoint(float x, float y) returns the Entry object displayed at the touched position of the chart
int	getHighestVisibleXIndex() Returns the highest x-index (value on the x-axis) that is still visible on the chart.
Highlight	getHighlightByTouchPoint(float x, float y) Returns the Highlight object (contains x-index and DataSet index) of the selected value at the given touch point inside the Line-, Scatter-, or CandleStick-Chart.
int	getLowestVisibleXIndex() Returns the lowest x-index (value on the x-axis) that is still visible on the chart.
protected float[]	getMarkerPosition(Entry e, Highlight highlight) Returns the actual position in pixels of the MarkerView for the given Entry in the given DataSet.
int	getMaxVisibleCount()
float	getMinOffset() Gets the minimum offset (padding) around the chart, defaults to 10.f
android.graphics.Paint	getPaint(int which) Returns the paint object associated with the provided constant.
PointD	getPixelsForValues(float x, float y, YAxis.AxisDependency axis) Transforms the given chart values into pixels.
android.graphics.PointF	getPosition(Entry e, YAxis.AxisDependency axis) Returns the position (in pixels) the provided Entry has inside the chart view or null, if the provided Entry is null.
YAxisRenderer	getRendererLeftYAxis()
YAxisRenderer	getRendererRightYAxis()
XAxisRenderer	getRendererXAxis()
float	getScaleX() returns the current x-scale factor
float	getScaleY() returns the current y-scale factor
Transformer	getTransformer(YAxis.AxisDependency which) Returns the Transformer class that contains all matrices and is responsible for transforming values into pixels on the screen and backwards.
PointD	getValuesByTouchPoint(float x, float y, YAxis.AxisDependency axis) Returns the x and y values in the chart at the given touch point (encapsulated in a PointD).
XAxis	getXAxis() Returns the object representing all x-labels, this method can be used to acquire the XAxis object and modify it (e.g.
float	getYChartMax()
float	getYChartMin()
float	getYValueByTouchPoint(float x, float y, YAxis.AxisDependency axis) returns the y-value at the given touch position (must not necessarily be a value contained in one of the datasets)
boolean	hasNoDragOffset() Returns true if both drag offsets (x and y) are zero or smaller.
protected void	init() initialize all paints and stuff
boolean	isAnyAxisInverted() Returns true if either the left or the right or both axes are inverted.
boolean	isAutoScaleMinMaxEnabled()
boolean	isDoubleTapToZoomEnabled() Returns true if zooming via double-tap is enabled false if not.
boolean	isDragEnabled() Returns true if dragging is enabled for the chart, false if not.
boolean	isFilteringEnabled() returns true if data filtering is enabled, false if not
boolean	isFullyZoomedOut() if the chart is fully zoomed out, return true
boolean	isHighlightPerDragEnabled()
boolean	isInverted(YAxis.AxisDependency axis)
boolean	isPinchZoomEnabled() returns true if pinch-zoom is enabled, false if not
boolean	isScaleXEnabled()
boolean	isScaleYEnabled()
void	moveViewTo(float xIndex, float yValue, YAxis.AxisDependency axis) This will move the left side of the current viewport to the specified x-index on the x-axis, and center the viewport to the specified y-value on the y-axis.
void	moveViewToX(float xIndex) Moves the left side of the current viewport to the specified x-index.
void	moveViewToY(float yValue, YAxis.AxisDependency axis) Centers the viewport to the specified y-value on the y-axis.
void	notifyDataSetChanged() Lets the chart know its underlying data has changed and performs all necessary recalculations.
protected void	onDraw(android.graphics.Canvas canvas)
boolean	onTouchEvent(android.view.MotionEvent event)
protected void	prepareOffsetMatrix()
protected void	prepareValuePxMatrix()
void	resetTracking() RESET PERFORMANCE TRACKING FIELDS
void	resetViewPortOffsets() Resets all custom offsets set via setViewPortOffsets(...) method.
void	setAutoScaleMinMaxEnabled(boolean enabled) Flag that indicates if auto scaling on the y axis is enabled.
void	setBorderColor(int color) Sets the color of the chart border lines.
void	setBorderWidth(float width) Sets the width of the border lines in dp.
void	setDoubleTapToZoomEnabled(boolean enabled) Set this to true to enable zooming in by double-tap on the chart.
void	setDragEnabled(boolean enabled) Set this to true to enable dragging (moving the chart with the finger) for the chart (this does not effect scaling).
void	setDragOffsetX(float offset) Set an offset in dp that allows the user to drag the chart over it's bounds on the x-axis.
void	setDragOffsetY(float offset) Set an offset in dp that allows the user to drag the chart over it's bounds on the y-axis.
void	setDrawBorders(boolean enabled) Sets drawing the borders rectangle to true.
void	setDrawGridBackground(boolean enabled) set this to true to draw the grid background, false if not
void	setGridBackgroundColor(int color) Sets the color for the background of the chart-drawing area (everything behind the grid lines).
void	setHighlightPerDragEnabled(boolean enabled) Set this to true to allow highlighting per dragging over the chart surface when it is fully zoomed out.
void	setMaxVisibleValueCount(int count) sets the number of maximum visible drawn values on the chart only active when setDrawValues() is enabled
void	setMinOffset(float minOffset) Sets the minimum offset (padding) around the chart, defaults to 10.f
void	setOnDrawListener(OnDrawListener drawListener) Sets the OnDrawListener
void	setPaint(android.graphics.Paint p, int which) set a new paint object for the specified parameter in the chart e.g.
void	setPinchZoom(boolean enabled) If set to true, both x and y axis can be scaled simultaneously with 2 fingers, if false, x and y axis can be scaled separately.
void	setRendererLeftYAxis(YAxisRenderer rendererLeftYAxis) Sets a custom axis renderer for the left axis and overwrites the existing one.
void	setRendererRightYAxis(YAxisRenderer rendererRightYAxis) Sets a custom axis renderer for the right acis and overwrites the existing one.
void	setScaleEnabled(boolean enabled) Set this to true to enable scaling (zooming in and out by gesture) for the chart (this does not effect dragging) on both X- and Y-Axis.
void	setScaleMinima(float scaleX, float scaleY) Sets the minimum scale factor value to which can be zoomed out.
void	setScaleXEnabled(boolean enabled)
void	setScaleYEnabled(boolean enabled)
void	setViewPortOffsets(float left, float top, float right, float bottom) Sets custom offsets for the current ViewPort (the offsets on the sides of the actual chart window).
void	setVisibleXRange(float minXRange, float maxXRange) Limits the maximum and minimum value count that can be visible by pinching and zooming.
void	setVisibleXRangeMaximum(float maxXRange) Sets the size of the area (range on the x-axis) that should be maximum visible at once (no further zooming out allowed).
void	setVisibleXRangeMinimum(float minXRange) Sets the size of the area (range on the x-axis) that should be minimum visible at once (no further zooming in allowed).
void	setVisibleYRangeMaximum(float maxYRange, YAxis.AxisDependency axis) Sets the size of the area (range on the y-axis) that should be maximum visible at once.
void	setXAxisRenderer(XAxisRenderer xAxisRenderer) Sets a custom XAxisRenderer and overrides the existing (default) one.
void	zoom(float scaleX, float scaleY, float x, float y) Zooms in or out by the given scale factor.
void	zoomIn() Zooms in by 1.4f, into the charts center.
void	zoomOut() Zooms out by 0.7f, from the charts center.

Methods inherited from class com.github.mikephil.charting.charts.Chart

addJob, animateX, animateX, animateX, animateXY, animateXY, animateXY, animateY, animateY, animateY, calculateFormatter, clear, clearAllJobs, clearValues, disableScroll, drawDescription, drawMarkers, enableScroll, getAnimator, getCenter, getCenterOffsets, getCenterOfView, getChartBitmap, getContentRect, getData, getDefaultValueFormatter, getDragDecelerationFrictionCoef, getEntriesAtIndex, getExtraBottomOffset, getExtraLeftOffset, getExtraRightOffset, getExtraTopOffset, getHighlighted, getJobs, getLegend, getLegendRenderer, getMarkerView, getOnChartGestureListener, getPercentOfTotal, getRenderer, getValueCount, getViewPortHandler, getXChartMax, getXChartMin, getXValCount, getXValue, getYMax, getYMin, highlightTouch, highlightValue, highlightValue, highlightValue, highlightValues, isDragDecelerationEnabled, isDrawMarkerViewEnabled, isEmpty, isHighlightPerTapEnabled, isLogEnabled, onLayout, onMeasure, onSizeChanged, removeJob, saveToGallery, saveToPath, setData, setDescription, setDescriptionColor, setDescriptionPosition, setDescriptionTextSize, setDescriptionTypeface, setDragDecelerationEnabled, setDragDecelerationFrictionCoef, setDrawMarkerViews, setExtraBottomOffset, setExtraLeftOffset, setExtraOffsets, setExtraRightOffset, setExtraTopOffset, setHardwareAccelerationEnabled, setHighlightPerTapEnabled, setLogEnabled, setMarkerView, setNoDataText, setNoDataTextDescription, setOnChartGestureListener, setOnChartValueSelectedListener, setOnTouchListener, setRenderer, setTouchEnabled, valuesToHighlight

Methods inherited from class android.view.ViewGroup

addChildrenForAccessibility, addFocusables, addStatesFromChildren, addTouchables, addView, addView, addView, addView, addView, addViewInLayout, addViewInLayout, attachLayoutAnimationParameters, attachViewToParent, bringChildToFront, canAnimate, checkLayoutParams, childDrawableStateChanged, childHasTransientStateChanged, cleanupLayoutState, clearChildFocus, clearDisappearingChildren, clearFocus, debug, detachAllViewsFromParent, detachViewFromParent, detachViewFromParent, detachViewsFromParent, dispatchApplyWindowInsets, dispatchConfigurationChanged, dispatchDisplayHint, dispatchDragEvent, dispatchDraw, dispatchDrawableHotspotChanged, dispatchFreezeSelfOnly, dispatchGenericFocusedEvent, dispatchGenericPointerEvent, dispatchHoverEvent, dispatchKeyEvent, dispatchKeyEventPreIme, dispatchKeyShortcutEvent, dispatchProvideStructure, dispatchRestoreInstanceState, dispatchSaveInstanceState, dispatchSetActivated, dispatchSetPressed, dispatchSetSelected, dispatchSystemUiVisibilityChanged, dispatchThawSelfOnly, dispatchTouchEvent, dispatchTrackballEvent, dispatchUnhandledMove, dispatchVisibilityChanged, dispatchWindowFocusChanged, dispatchWindowSystemUiVisiblityChanged, dispatchWindowVisibilityChanged, drawableStateChanged, drawChild, endViewTransition, findFocus, findViewsWithText, focusableViewAvailable, focusSearch, gatherTransparentRegion, generateDefaultLayoutParams, generateLayoutParams, generateLayoutParams, getAccessibilityClassName, getChildAt, getChildCount, getChildDrawingOrder, getChildMeasureSpec, getChildStaticTransformation, getChildVisibleRect, getClipChildren, getClipToPadding, getDescendantFocusability, getFocusedChild, getLayoutAnimation, getLayoutAnimationListener, getLayoutMode, getLayoutTransition, getNestedScrollAxes, getOverlay, getPersistentDrawingCache, getTouchscreenBlocksFocus, hasFocus, hasFocusable, hasTransientState, indexOfChild, invalidateChild, invalidateChildInParent, isAlwaysDrawnWithCacheEnabled, isAnimationCacheEnabled, isChildrenDrawingOrderEnabled, isChildrenDrawnWithCacheEnabled, isMotionEventSplittingEnabled, isTransitionGroup, jumpDrawablesToCurrentState, layout, measureChild, measureChildren, measureChildWithMargins, notifySubtreeAccessibilityStateChanged, offsetDescendantRectToMyCoords, offsetRectIntoDescendantCoords, onAttachedToWindow, onCreateDrawableState, onDetachedFromWindow, onInterceptHoverEvent, onInterceptTouchEvent, onNestedFling, onNestedPreFling, onNestedPrePerformAccessibilityAction, onNestedPreScroll, onNestedScroll, onNestedScrollAccepted, onRequestFocusInDescendants, onRequestSendAccessibilityEvent, onStartNestedScroll, onStopNestedScroll, onViewAdded, onViewRemoved, recomputeViewAttributes, removeAllViews, removeAllViewsInLayout, removeDetachedView, removeView, removeViewAt, removeViewInLayout, removeViews, removeViewsInLayout, requestChildFocus, requestChildRectangleOnScreen, requestDisallowInterceptTouchEvent, requestFocus, requestSendAccessibilityEvent, requestTransparentRegion, scheduleLayoutAnimation, setAddStatesFromChildren, setAlwaysDrawnWithCacheEnabled, setAnimationCacheEnabled, setChildrenDrawingCacheEnabled, setChildrenDrawingOrderEnabled, setChildrenDrawnWithCacheEnabled, setClipChildren, setClipToPadding, setDescendantFocusability, setLayoutAnimation, setLayoutAnimationListener, setLayoutMode, setLayoutTransition, setMotionEventSplittingEnabled, setOnHierarchyChangeListener, setPersistentDrawingCache, setStaticTransformationsEnabled, setTouchscreenBlocksFocus, setTransitionGroup, shouldDelayChildPressedState, showContextMenuForChild, startActionModeForChild, startActionModeForChild, startLayoutAnimation, startViewTransition, updateViewLayout

Methods inherited from class android.view.View

addFocusables, addOnAttachStateChangeListener, addOnLayoutChangeListener, animate, announceForAccessibility, awakenScrollBars, awakenScrollBars, awakenScrollBars, bringToFront, buildDrawingCache, buildDrawingCache, buildLayer, callOnClick, cancelLongPress, cancelPendingInputEvents, canResolveLayoutDirection, canResolveTextAlignment, canResolveTextDirection, canScrollHorizontally, canScrollVertically, checkInputConnectionProxy, clearAnimation, combineMeasuredStates, computeHorizontalScrollExtent, computeHorizontalScrollOffset, computeHorizontalScrollRange, computeSystemWindowInsets, computeVerticalScrollExtent, computeVerticalScrollOffset, computeVerticalScrollRange, createAccessibilityNodeInfo, createContextMenu, destroyDrawingCache, dispatchGenericMotionEvent, dispatchNestedFling, dispatchNestedPreFling, dispatchNestedPrePerformAccessibilityAction, dispatchNestedPreScroll, dispatchNestedScroll, dispatchPopulateAccessibilityEvent, draw, drawableHotspotChanged, findViewById, findViewWithTag, fitSystemWindows, focusSearch, forceLayout, generateViewId, getAccessibilityLiveRegion, getAccessibilityNodeProvider, getAccessibilityTraversalAfter, getAccessibilityTraversalBefore, getAlpha, getAnimation, getApplicationWindowToken, getBackground, getBackgroundTintList, getBackgroundTintMode, getBaseline, getBottom, getBottomFadingEdgeStrength, getBottomPaddingOffset, getCameraDistance, getClipBounds, getClipBounds, getClipToOutline, getContentDescription, getContext, getContextMenuInfo, getDefaultSize, getDisplay, getDrawableState, getDrawingCache, getDrawingCache, getDrawingCacheBackgroundColor, getDrawingCacheQuality, getDrawingRect, getDrawingTime, getElevation, getFilterTouchesWhenObscured, getFitsSystemWindows, getFocusables, getFocusedRect, getForeground, getForegroundGravity, getForegroundTintList, getForegroundTintMode, getGlobalVisibleRect, getGlobalVisibleRect, getHandler, getHeight, getHitRect, getHorizontalFadingEdgeLength, getHorizontalScrollbarHeight, getId, getImportantForAccessibility, getKeepScreenOn, getKeyDispatcherState, getLabelFor, getLayerType, getLayoutDirection, getLayoutParams, getLeft, getLeftFadingEdgeStrength, getLeftPaddingOffset, getLocalVisibleRect, getLocationInWindow, getLocationOnScreen, getMatrix, getMeasuredHeight, getMeasuredHeightAndState, getMeasuredState, getMeasuredWidth, getMeasuredWidthAndState, getMinimumHeight, getMinimumWidth, getNextFocusDownId, getNextFocusForwardId, getNextFocusLeftId, getNextFocusRightId, getNextFocusUpId, getOnFocusChangeListener, getOutlineProvider, getOverScrollMode, getPaddingBottom, getPaddingEnd, getPaddingLeft, getPaddingRight, getPaddingStart, getPaddingTop, getParent, getParentForAccessibility, getPivotX, getPivotY, getResources, getRight, getRightFadingEdgeStrength, getRightPaddingOffset, getRootView, getRootWindowInsets, getRotation, getRotationX, getRotationY, getScrollBarDefaultDelayBeforeFade, getScrollBarFadeDuration, getScrollBarSize, getScrollBarStyle, getScrollIndicators, getScrollX, getScrollY, getSolidColor, getStateListAnimator, getSuggestedMinimumHeight, getSuggestedMinimumWidth, getSystemUiVisibility, getTag, getTag, getTextAlignment, getTextDirection, getTop, getTopFadingEdgeStrength, getTopPaddingOffset, getTouchables, getTouchDelegate, getTransitionName, getTranslationX, getTranslationY, getTranslationZ, getVerticalFadingEdgeLength, getVerticalScrollbarPosition, getVerticalScrollbarWidth, getViewTreeObserver, getVisibility, getWidth, getWindowAttachCount, getWindowId, getWindowSystemUiVisibility, getWindowToken, getWindowVisibility, getWindowVisibleDisplayFrame, getX, getY, getZ, hasNestedScrollingParent, hasOnClickListeners, hasOverlappingRendering, hasWindowFocus, inflate, invalidate, invalidate, invalidate, invalidateDrawable, invalidateOutline, isAccessibilityFocused, isActivated, isAttachedToWindow, isClickable, isContextClickable, isDirty, isDrawingCacheEnabled, isDuplicateParentStateEnabled, isEnabled, isFocusable, isFocusableInTouchMode, isFocused, isHapticFeedbackEnabled, isHardwareAccelerated, isHorizontalFadingEdgeEnabled, isHorizontalScrollBarEnabled, isHovered, isImportantForAccessibility, isInEditMode, isInLayout, isInTouchMode, isLaidOut, isLayoutDirectionResolved, isLayoutRequested, isLongClickable, isNestedScrollingEnabled, isOpaque, isPaddingOffsetRequired, isPaddingRelative, isPressed, isSaveEnabled, isSaveFromParentEnabled, isScrollbarFadingEnabled, isScrollContainer, isSelected, isShown, isSoundEffectsEnabled, isTextAlignmentResolved, isTextDirectionResolved, isVerticalFadingEdgeEnabled, isVerticalScrollBarEnabled, measure, mergeDrawableStates, offsetLeftAndRight, offsetTopAndBottom, onAnimationEnd, onAnimationStart, onApplyWindowInsets, onCancelPendingInputEvents, onCheckIsTextEditor, onConfigurationChanged, onCreateContextMenu, onCreateInputConnection, onDisplayHint, onDragEvent, onDrawForeground, onDrawScrollBars, onFilterTouchEventForSecurity, onFinishInflate, onFinishTemporaryDetach, onFocusChanged, onGenericMotionEvent, onHoverChanged, onHoverEvent, onInitializeAccessibilityEvent, onInitializeAccessibilityNodeInfo, onKeyDown, onKeyLongPress, onKeyMultiple, onKeyPreIme, onKeyShortcut, onKeyUp, onOverScrolled, onPopulateAccessibilityEvent, onProvideStructure, onProvideVirtualStructure, onRestoreInstanceState, onRtlPropertiesChanged, onSaveInstanceState, onScreenStateChanged, onScrollChanged, onSetAlpha, onStartTemporaryDetach, onTrackballEvent, onVisibilityChanged, onWindowFocusChanged, onWindowSystemUiVisibilityChanged, onWindowVisibilityChanged, overScrollBy, performAccessibilityAction, performClick, performContextClick, performHapticFeedback, performHapticFeedback, performLongClick, playSoundEffect, post, postDelayed, postInvalidate, postInvalidate, postInvalidateDelayed, postInvalidateDelayed, postInvalidateOnAnimation, postInvalidateOnAnimation, postOnAnimation, postOnAnimationDelayed, refreshDrawableState, removeCallbacks, removeOnAttachStateChangeListener, removeOnLayoutChangeListener, requestApplyInsets, requestFitSystemWindows, requestFocus, requestFocus, requestFocusFromTouch, requestLayout, requestRectangleOnScreen, requestRectangleOnScreen, requestUnbufferedDispatch, resolveSize, resolveSizeAndState, restoreHierarchyState, saveHierarchyState, scheduleDrawable, scrollBy, scrollTo, sendAccessibilityEvent, sendAccessibilityEventUnchecked, setAccessibilityDelegate, setAccessibilityLiveRegion, setAccessibilityTraversalAfter, setAccessibilityTraversalBefore, setActivated, setAlpha, setAnimation, setBackground, setBackgroundColor, setBackgroundDrawable, setBackgroundResource, setBackgroundTintList, setBackgroundTintMode, setBottom, setCameraDistance, setClickable, setClipBounds, setClipToOutline, setContentDescription, setContextClickable, setDrawingCacheBackgroundColor, setDrawingCacheEnabled, setDrawingCacheQuality, setDuplicateParentStateEnabled, setElevation, setEnabled, setFadingEdgeLength, setFilterTouchesWhenObscured, setFitsSystemWindows, setFocusable, setFocusableInTouchMode, setForeground, setForegroundGravity, setForegroundTintList, setForegroundTintMode, setHapticFeedbackEnabled, setHasTransientState, setHorizontalFadingEdgeEnabled, setHorizontalScrollBarEnabled, setHovered, setId, setImportantForAccessibility, setKeepScreenOn, setLabelFor, setLayerPaint, setLayerType, setLayoutDirection, setLayoutParams, setLeft, setLongClickable, setMeasuredDimension, setMinimumHeight, setMinimumWidth, setNestedScrollingEnabled, setNextFocusDownId, setNextFocusForwardId, setNextFocusLeftId, setNextFocusRightId, setNextFocusUpId, setOnApplyWindowInsetsListener, setOnClickListener, setOnContextClickListener, setOnCreateContextMenuListener, setOnDragListener, setOnFocusChangeListener, setOnGenericMotionListener, setOnHoverListener, setOnKeyListener, setOnLongClickListener, setOnScrollChangeListener, setOnSystemUiVisibilityChangeListener, setOnTouchListener, setOutlineProvider, setOverScrollMode, setPadding, setPaddingRelative, setPivotX, setPivotY, setPressed, setRight, setRotation, setRotationX, setRotationY, setSaveEnabled, setSaveFromParentEnabled, setScaleX, setScaleY, setScrollBarDefaultDelayBeforeFade, setScrollBarFadeDuration, setScrollbarFadingEnabled, setScrollBarSize, setScrollBarStyle, setScrollContainer, setScrollIndicators, setScrollIndicators, setScrollX, setScrollY, setSelected, setSoundEffectsEnabled, setStateListAnimator, setSystemUiVisibility, setTag, setTag, setTextAlignment, setTextDirection, setTop, setTouchDelegate, setTransitionName, setTranslationX, setTranslationY, setTranslationZ, setVerticalFadingEdgeEnabled, setVerticalScrollBarEnabled, setVerticalScrollbarPosition, setVisibility, setWillNotCacheDrawing, setWillNotDraw, setX, setY, setZ, showContextMenu, startActionMode, startActionMode, startAnimation, startDrag, startNestedScroll, stopNestedScroll, toString, unscheduleDrawable, unscheduleDrawable, verifyDrawable, willNotCacheDrawing, willNotDraw

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.github.mikephil.charting.interfaces.BarLineScatterCandleBubbleDataProvider

getData

Methods inherited from interface com.github.mikephil.charting.interfaces.ChartInterface

getCenterOffsets, getCenterOfView, getContentRect, getDefaultValueFormatter, getHeight, getWidth, getXChartMax, getXChartMin, getXValCount

Methods inherited from interface android.view.ViewParent

canResolveLayoutDirection, canResolveTextAlignment, canResolveTextDirection, createContextMenu, getLayoutDirection, getParent, getParentForAccessibility, getTextAlignment, getTextDirection, isLayoutDirectionResolved, isLayoutRequested, isTextAlignmentResolved, isTextDirectionResolved, requestFitSystemWindows, requestLayout

Field Detail

mMaxVisibleCount

protected int mMaxVisibleCount

the maximum number of entried to which values will be drawn

mPinchZoomEnabled

protected boolean mPinchZoomEnabled

flag that indicates if pinch-zoom is enabled. if true, both x and y axis can be scaled with 2 fingers, if false, x and y axis can be scaled separately

mDoubleTapToZoomEnabled

protected boolean mDoubleTapToZoomEnabled

flag that indicates if double tap zoom is enabled or not

mHighlightPerDragEnabled

protected boolean mHighlightPerDragEnabled

flag that indicates if highlighting per dragging over a fully zoomed out chart is enabled

mFilterData

protected boolean mFilterData

if true, data filtering is enabled

mGridBackgroundPaint

protected android.graphics.Paint mGridBackgroundPaint

paint object for the (by default) lightgrey background of the grid

mBorderPaint

protected android.graphics.Paint mBorderPaint

mDrawGridBackground

protected boolean mDrawGridBackground

flag indicating if the grid background should be drawn or not

mDrawBorders

protected boolean mDrawBorders

mMinOffset

protected float mMinOffset

Sets the minimum offset (padding) around the chart, defaults to 10

mDrawListener

protected OnDrawListener mDrawListener

the listener for user drawing on the chart

mAxisLeft

protected YAxis mAxisLeft

the object representing the labels on the y-axis, this object is prepared in the pepareYLabels() method

mAxisRight

protected YAxis mAxisRight

mXAxis

protected XAxis mXAxis

the object representing the labels on the x-axis

mAxisRendererLeft

protected YAxisRenderer mAxisRendererLeft

mAxisRendererRight

protected YAxisRenderer mAxisRendererRight

mLeftAxisTransformer

protected Transformer mLeftAxisTransformer

mRightAxisTransformer

protected Transformer mRightAxisTransformer

mXAxisRenderer

protected XAxisRenderer mXAxisRenderer

Constructor Detail

BarLineChartBase

public BarLineChartBase(android.content.Context context,
                        android.util.AttributeSet attrs,
                        int defStyle)

BarLineChartBase

public BarLineChartBase(android.content.Context context,
                        android.util.AttributeSet attrs)

BarLineChartBase

public BarLineChartBase(android.content.Context context)

Method Detail

init

protected void init()

Description copied from class: Chart

initialize all paints and stuff

Overrides:

init in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

onDraw

protected void onDraw(android.graphics.Canvas canvas)

Overrides:

onDraw in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

resetTracking

public void resetTracking()

RESET PERFORMANCE TRACKING FIELDS

prepareValuePxMatrix

protected void prepareValuePxMatrix()

prepareOffsetMatrix

protected void prepareOffsetMatrix()

notifyDataSetChanged

public void notifyDataSetChanged()

Description copied from class: Chart

Lets the chart know its underlying data has changed and performs all necessary recalculations. It is crucial that this method is called everytime data is changed dynamically. Not calling this method can lead to crashes or unexpected behaviour.

Specified by:

notifyDataSetChanged in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

calcMinMax

protected void calcMinMax()

Description copied from class: Chart

calcualtes the y-min and y-max value and the y-delta and x-delta value

Specified by:

calcMinMax in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

calculateOffsets

public void calculateOffsets()

Description copied from class: Chart

calculates the offsets of the chart to the border depending on the position of an eventual legend or depending on the length of the y-axis and x-axis labels and their position

Specified by:

calculateOffsets in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

calcModulus

protected void calcModulus()

calculates the modulus for x-labels and grid

getMarkerPosition

protected float[] getMarkerPosition(Entry e,
                                    Highlight highlight)

Description copied from class: Chart

Returns the actual position in pixels of the MarkerView for the given Entry in the given DataSet.

Specified by:

getMarkerPosition in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

Returns:

drawGridBackground

protected void drawGridBackground(android.graphics.Canvas c)

draws the grid background

getTransformer

public Transformer getTransformer(YAxis.AxisDependency which)

Returns the Transformer class that contains all matrices and is responsible for transforming values into pixels on the screen and backwards.

Specified by:

getTransformer in interface BarLineScatterCandleBubbleDataProvider

Returns:

onTouchEvent

public boolean onTouchEvent(android.view.MotionEvent event)

Overrides:

onTouchEvent in class android.view.View

computeScroll

public void computeScroll()

Overrides:

computeScroll in class android.view.View

zoomIn

public void zoomIn()

Zooms in by 1.4f, into the charts center. center.

zoomOut

public void zoomOut()

Zooms out by 0.7f, from the charts center. center.

zoom

public void zoom(float scaleX,
                 float scaleY,
                 float x,
                 float y)

Zooms in or out by the given scale factor. x and y are the coordinates (in pixels) of the zoom center.

Parameters:

scaleX - if < 1f --> zoom out, if > 1f --> zoom in

scaleY - if < 1f --> zoom out, if > 1f --> zoom in

x -

y -

fitScreen

public void fitScreen()

Resets all zooming and dragging and makes the chart fit exactly it's bounds.

setScaleMinima

public void setScaleMinima(float scaleX,
                           float scaleY)

Sets the minimum scale factor value to which can be zoomed out. 1f = fitScreen

Parameters:

scaleX -

scaleY -

setVisibleXRangeMaximum

public void setVisibleXRangeMaximum(float maxXRange)

Sets the size of the area (range on the x-axis) that should be maximum visible at once (no further zooming out allowed). If this is e.g. set to 10, no more than 10 values on the x-axis can be viewed at once without scrolling.

Parameters:

maxXRange - The maximum visible range of x-values.

setVisibleXRangeMinimum

public void setVisibleXRangeMinimum(float minXRange)

Sets the size of the area (range on the x-axis) that should be minimum visible at once (no further zooming in allowed). If this is e.g. set to 10, no more than 10 values on the x-axis can be viewed at once without scrolling.

Parameters:

minXRange - The minimum visible range of x-values.

setVisibleXRange

public void setVisibleXRange(float minXRange,
                             float maxXRange)

Limits the maximum and minimum value count that can be visible by pinching and zooming. e.g. minRange=10, maxRange=100 no less than 10 values and no more that 100 values can be viewed at once without scrolling

Parameters:

minXRange -

maxXRange -

setVisibleYRangeMaximum

public void setVisibleYRangeMaximum(float maxYRange,
                                    YAxis.AxisDependency axis)

Sets the size of the area (range on the y-axis) that should be maximum visible at once.

Parameters:

maxYRange - the maximum visible range on the y-axis

axis - - the axis for which this limit should apply

moveViewToX

public void moveViewToX(float xIndex)

Moves the left side of the current viewport to the specified x-index. This also refreshes the chart by calling invalidate().

Parameters:

xIndex -

moveViewToY

public void moveViewToY(float yValue,
                        YAxis.AxisDependency axis)

Centers the viewport to the specified y-value on the y-axis. This also refreshes the chart by calling invalidate().

Parameters:

yValue -

axis - - which axis should be used as a reference for the y-axis

moveViewTo

public void moveViewTo(float xIndex,
                       float yValue,
                       YAxis.AxisDependency axis)

This will move the left side of the current viewport to the specified x-index on the x-axis, and center the viewport to the specified y-value on the y-axis. This also refreshes the chart by calling invalidate().

Parameters:

xIndex -

yValue -

axis - - which axis should be used as a reference for the y-axis

centerViewTo

public void centerViewTo(int xIndex,
                         float yValue,
                         YAxis.AxisDependency axis)

This will move the center of the current viewport to the specified x-index and y-value. This also refreshes the chart by calling invalidate().

Parameters:

xIndex -

yValue -

axis - - which axis should be used as a reference for the y-axis

setViewPortOffsets

public void setViewPortOffsets(float left,
                               float top,
                               float right,
                               float bottom)

Sets custom offsets for the current ViewPort (the offsets on the sides of the actual chart window). Setting this will prevent the chart from automatically calculating it's offsets. Use resetViewPortOffsets() to undo this. ONLY USE THIS WHEN YOU KNOW WHAT YOU ARE DOING, else use setExtraOffsets(...).

Parameters:

left -

top -

right -

bottom -

resetViewPortOffsets

public void resetViewPortOffsets()

Resets all custom offsets set via setViewPortOffsets(...) method. Allows the chart to again calculate all offsets automatically.

getDeltaY

public float getDeltaY(YAxis.AxisDependency axis)

Returns the delta-y value (y-value range) of the specified axis.

Parameters:

axis -

Returns:

setOnDrawListener

public void setOnDrawListener(OnDrawListener drawListener)

Sets the OnDrawListener

Parameters:

drawListener -

getDrawListener

public OnDrawListener getDrawListener()

Gets the OnDrawListener. May be null.

Returns:

getPosition

public android.graphics.PointF getPosition(Entry e,
                                           YAxis.AxisDependency axis)

Returns the position (in pixels) the provided Entry has inside the chart view or null, if the provided Entry is null.

Parameters:

e -

Returns:

setMaxVisibleValueCount

public void setMaxVisibleValueCount(int count)

sets the number of maximum visible drawn values on the chart only active when setDrawValues() is enabled

Parameters:

count -

getMaxVisibleCount

public int getMaxVisibleCount()

Specified by:

getMaxVisibleCount in interface BarLineScatterCandleBubbleDataProvider

setHighlightPerDragEnabled

public void setHighlightPerDragEnabled(boolean enabled)

Set this to true to allow highlighting per dragging over the chart surface when it is fully zoomed out. Default: true

Parameters:

enabled -

isHighlightPerDragEnabled

public boolean isHighlightPerDragEnabled()

setGridBackgroundColor

public void setGridBackgroundColor(int color)

Sets the color for the background of the chart-drawing area (everything behind the grid lines).

Parameters:

color -

setDragEnabled

public void setDragEnabled(boolean enabled)

Set this to true to enable dragging (moving the chart with the finger) for the chart (this does not effect scaling).

Parameters:

enabled -

isDragEnabled

public boolean isDragEnabled()

Returns true if dragging is enabled for the chart, false if not.

Returns:

setScaleEnabled

public void setScaleEnabled(boolean enabled)

Set this to true to enable scaling (zooming in and out by gesture) for the chart (this does not effect dragging) on both X- and Y-Axis.

Parameters:

enabled -

setScaleXEnabled

public void setScaleXEnabled(boolean enabled)

setScaleYEnabled

public void setScaleYEnabled(boolean enabled)

isScaleXEnabled

public boolean isScaleXEnabled()

isScaleYEnabled

public boolean isScaleYEnabled()

setDoubleTapToZoomEnabled

public void setDoubleTapToZoomEnabled(boolean enabled)

Set this to true to enable zooming in by double-tap on the chart. Default: enabled

Parameters:

enabled -

isDoubleTapToZoomEnabled

public boolean isDoubleTapToZoomEnabled()

Returns true if zooming via double-tap is enabled false if not.

Returns:

setDrawGridBackground

public void setDrawGridBackground(boolean enabled)

set this to true to draw the grid background, false if not

Parameters:

enabled -

setDrawBorders

public void setDrawBorders(boolean enabled)

Sets drawing the borders rectangle to true. If this is enabled, there is no point drawing the axis-lines of x- and y-axis.

Parameters:

enabled -

setBorderWidth

public void setBorderWidth(float width)

Sets the width of the border lines in dp.

Parameters:

width -

setBorderColor

public void setBorderColor(int color)

Sets the color of the chart border lines.

Parameters:

color -

getMinOffset

public float getMinOffset()

Gets the minimum offset (padding) around the chart, defaults to 10.f

setMinOffset

public void setMinOffset(float minOffset)

Sets the minimum offset (padding) around the chart, defaults to 10.f

getHighlightByTouchPoint

public Highlight getHighlightByTouchPoint(float x,
                                          float y)

Returns the Highlight object (contains x-index and DataSet index) of the selected value at the given touch point inside the Line-, Scatter-, or CandleStick-Chart.

Parameters:

x -

y -

Returns:

getValuesByTouchPoint

public PointD getValuesByTouchPoint(float x,
                                    float y,
                                    YAxis.AxisDependency axis)

Returns the x and y values in the chart at the given touch point (encapsulated in a PointD). This method transforms pixel coordinates to coordinates / values in the chart. This is the opposite method to getPixelsForValues(...).

Parameters:

x -

y -

Returns:

getPixelsForValues

public PointD getPixelsForValues(float x,
                                 float y,
                                 YAxis.AxisDependency axis)

Transforms the given chart values into pixels. This is the opposite method to getValuesByTouchPoint(...).

Parameters:

x -

y -

Returns:

getYValueByTouchPoint

public float getYValueByTouchPoint(float x,
                                   float y,
                                   YAxis.AxisDependency axis)

returns the y-value at the given touch position (must not necessarily be a value contained in one of the datasets)

Parameters:

x -

y -

Returns:

getEntryByTouchPoint

public Entry getEntryByTouchPoint(float x,
                                  float y)

returns the Entry object displayed at the touched position of the chart

Parameters:

x -

y -

Returns:

getDataSetByTouchPoint

public BarLineScatterCandleBubbleDataSet<? extends Entry> getDataSetByTouchPoint(float x,
                                                                                 float y)

returns the DataSet object displayed at the touched position of the chart

Parameters:

x -

y -

Returns:

getLowestVisibleXIndex

public int getLowestVisibleXIndex()

Returns the lowest x-index (value on the x-axis) that is still visible on the chart.

Specified by:

getLowestVisibleXIndex in interface BarLineScatterCandleBubbleDataProvider

Returns:

getHighestVisibleXIndex

public int getHighestVisibleXIndex()

Returns the highest x-index (value on the x-axis) that is still visible on the chart.

Specified by:

getHighestVisibleXIndex in interface BarLineScatterCandleBubbleDataProvider

Returns:

getScaleX

public float getScaleX()

returns the current x-scale factor

Overrides:

getScaleX in class android.view.View

getScaleY

public float getScaleY()

returns the current y-scale factor

Overrides:

getScaleY in class android.view.View

isFullyZoomedOut

public boolean isFullyZoomedOut()

if the chart is fully zoomed out, return true

Returns:

getAxisLeft

public YAxis getAxisLeft()

Returns the left y-axis object. In the horizontal bar-chart, this is the top axis.

Returns:

getAxisRight

public YAxis getAxisRight()

Returns the right y-axis object. In the horizontal bar-chart, this is the bottom axis.

Returns:

getAxis

public YAxis getAxis(YAxis.AxisDependency axis)

Returns the y-axis object to the corresponding AxisDependency. In the horizontal bar-chart, LEFT == top, RIGHT == BOTTOM

Parameters:

axis -

Returns:

isInverted

public boolean isInverted(YAxis.AxisDependency axis)

Specified by:

isInverted in interface BarLineScatterCandleBubbleDataProvider

getXAxis

public XAxis getXAxis()

Returns the object representing all x-labels, this method can be used to acquire the XAxis object and modify it (e.g. change the position of the labels)

Returns:

enableFiltering

public void enableFiltering(Approximator a)

Enables data filtering for the chart data, filtering will use the user customized Approximator handed over to this method.

Parameters:

a -

disableFiltering

public void disableFiltering()

Disables data filtering for the chart.

isFilteringEnabled

public boolean isFilteringEnabled()

returns true if data filtering is enabled, false if not

Returns:

setPinchZoom

public void setPinchZoom(boolean enabled)

If set to true, both x and y axis can be scaled simultaneously with 2 fingers, if false, x and y axis can be scaled separately. default: false

Parameters:

enabled -

isPinchZoomEnabled

public boolean isPinchZoomEnabled()

returns true if pinch-zoom is enabled, false if not

Returns:

setDragOffsetX

public void setDragOffsetX(float offset)

Set an offset in dp that allows the user to drag the chart over it's bounds on the x-axis.

Parameters:

offset -

setDragOffsetY

public void setDragOffsetY(float offset)

Set an offset in dp that allows the user to drag the chart over it's bounds on the y-axis.

Parameters:

offset -

hasNoDragOffset

public boolean hasNoDragOffset()

Returns true if both drag offsets (x and y) are zero or smaller.

Returns:

getRendererXAxis

public XAxisRenderer getRendererXAxis()

setXAxisRenderer

public void setXAxisRenderer(XAxisRenderer xAxisRenderer)

Sets a custom XAxisRenderer and overrides the existing (default) one.

Parameters:

xAxisRenderer -

getRendererLeftYAxis

public YAxisRenderer getRendererLeftYAxis()

setRendererLeftYAxis

public void setRendererLeftYAxis(YAxisRenderer rendererLeftYAxis)

Sets a custom axis renderer for the left axis and overwrites the existing one.

Parameters:

rendererLeftYAxis -

getRendererRightYAxis

public YAxisRenderer getRendererRightYAxis()

setRendererRightYAxis

public void setRendererRightYAxis(YAxisRenderer rendererRightYAxis)

Sets a custom axis renderer for the right acis and overwrites the existing one.

Parameters:

rendererRightYAxis -

getYChartMax

public float getYChartMax()

Specified by:

getYChartMax in interface ChartInterface

getYChartMin

public float getYChartMin()

Specified by:

getYChartMin in interface ChartInterface

isAnyAxisInverted

public boolean isAnyAxisInverted()

Returns true if either the left or the right or both axes are inverted.

Returns:

setAutoScaleMinMaxEnabled

public void setAutoScaleMinMaxEnabled(boolean enabled)

Flag that indicates if auto scaling on the y axis is enabled. This is especially interesting for charts displaying financial data.

Parameters:

enabled - the y axis automatically adjusts to the min and max y values of the current x axis range whenever the viewport changes

isAutoScaleMinMaxEnabled

public boolean isAutoScaleMinMaxEnabled()

Returns:

true if auto scaling on the y axis is enabled.

setPaint

public void setPaint(android.graphics.Paint p,
                     int which)

Description copied from class: Chart

set a new paint object for the specified parameter in the chart e.g. Chart.PAINT_VALUES

Overrides:

setPaint in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

Parameters:

p - the new paint object

which - Chart.PAINT_VALUES, Chart.PAINT_GRID, Chart.PAINT_VALUES, ...

getPaint

public android.graphics.Paint getPaint(int which)

Description copied from class: Chart

Returns the paint object associated with the provided constant.

Overrides:

getPaint in class Chart<T extends BarLineScatterCandleBubbleData<? extends BarLineScatterCandleBubbleDataSet<? extends Entry>>>

Parameters:

which - e.g. Chart.PAINT_LEGEND_LABEL

Returns: