ChartData (MPChartLib v3.1.0-alpha API)

java.lang.Object
- com.github.mikephil.charting.data.ChartData<T>

Direct Known Subclasses:

BarLineScatterCandleBubbleData, PieData, RadarData
```
public abstract class ChartData<T extends IDataSet<? extends Entry>>
extends java.lang.Object
```
Class that holds all relevant data that represents the chart. That involves at least one (or more) DataSets, and an array of x-values.

Field Summary

Fields
Modifier and Type	Field and Description
`protected java.util.List<T>`	`mDataSets` array that holds all DataSets the ChartData object represents
`protected float`	`mLeftAxisMax`
`protected float`	`mLeftAxisMin`
`protected float`	`mRightAxisMax`
`protected float`	`mRightAxisMin`
`protected float`	`mXMax` maximum x-value in the value array
`protected float`	`mXMin` minimum x-value in the value array
`protected float`	`mYMax` maximum y-value in the value array across all axes
`protected float`	`mYMin` the minimum y-value in the value array across all axes

Constructor Summary

Constructors
Constructor and Description
`ChartData()` Default constructor.
`ChartData(java.util.List<T> sets)` constructor for chart data
`ChartData(T... dataSets)` Constructor taking single or multiple DataSet objects.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addDataSet(T d)` Adds a DataSet dynamically.
`void`	`addEntry(Entry e, int dataSetIndex)` Adds an Entry to the DataSet at the specified index.
`protected void`	`calcMinMax()` Calc minimum and maximum values (both x and y) over all DataSets.
`protected void`	`calcMinMax(Entry e, YAxis.AxisDependency axis)` Adjusts the current minimum and maximum values based on the provided Entry object.
`protected void`	`calcMinMax(T d)` Adjusts the minimum and maximum values based on the given DataSet.
`void`	`calcMinMaxY(float fromX, float toX)` Calc minimum and maximum y-values over all DataSets.
`void`	`clearValues()` Clears this data object from all DataSets and removes all Entries.
`boolean`	`contains(T dataSet)` Checks if this data object contains the specified DataSet.
`int[]`	`getColors()` Returns all colors used across all DataSet objects this object represents.
`T`	`getDataSetByIndex(int index)`
`T`	`getDataSetByLabel(java.lang.String label, boolean ignorecase)` Returns the DataSet object with the given label.
`int`	`getDataSetCount()` returns the number of LineDataSets this object contains
`T`	`getDataSetForEntry(Entry e)` Returns the DataSet that contains the provided Entry, or null, if no DataSet contains this Entry.
`protected int`	`getDataSetIndexByLabel(java.util.List<T> dataSets, java.lang.String label, boolean ignorecase)` Retrieve the index of a DataSet with a specific label from the ChartData.
`java.lang.String[]`	`getDataSetLabels()` Returns the labels of all DataSets as a string array.
`java.util.List<T>`	`getDataSets()` Returns all DataSet objects this ChartData object holds.
`int`	`getEntryCount()` Returns the total entry count across all DataSet objects this data object contains.
`Entry`	`getEntryForHighlight(Highlight highlight)` Get the Entry for a corresponding highlight object
`protected T`	`getFirstLeft(java.util.List<T> sets)` Returns the first DataSet from the datasets-array that has it's dependency on the left axis.
`T`	`getFirstRight(java.util.List<T> sets)` Returns the first DataSet from the datasets-array that has it's dependency on the right axis.
`int`	`getIndexOfDataSet(T dataSet)` Returns the index of the provided DataSet in the DataSet array of this data object, or -1 if it does not exist.
`T`	`getMaxEntryCountSet()` Returns the DataSet object with the maximum number of entries or null if there are no DataSets.
`float`	`getXMax()` Returns the maximum x-value this data object contains.
`float`	`getXMin()` Returns the minimum x-value this data object contains.
`float`	`getYMax()` Returns the greatest y-value the data object contains.
`float`	`getYMax(YAxis.AxisDependency axis)` Returns the maximum y-value for the specified axis.
`float`	`getYMin()` Returns the smallest y-value the data object contains.
`float`	`getYMin(YAxis.AxisDependency axis)` Returns the minimum y-value for the specified axis.
`boolean`	`isHighlightEnabled()` Returns true if highlighting of all underlying values is enabled, false if not.
`void`	`notifyDataChanged()` Call this method to let the ChartData know that the underlying data has changed.
`boolean`	`removeDataSet(int index)` Removes the DataSet at the given index in the DataSet array from the data object.
`boolean`	`removeDataSet(T d)` Removes the given DataSet from this data object.
`boolean`	`removeEntry(Entry e, int dataSetIndex)` Removes the given Entry object from the DataSet at the specified index.
`boolean`	`removeEntry(float xValue, int dataSetIndex)` Removes the Entry object closest to the given DataSet at the specified index.
`void`	`setDrawValues(boolean enabled)` Enables / disables drawing values (value-text) for all DataSets this data object contains.
`void`	`setHighlightEnabled(boolean enabled)` Enables / disables highlighting values for all DataSets this data object contains.
`void`	`setValueFormatter(IValueFormatter f)` Sets a custom IValueFormatter for all DataSets this data object contains.
`void`	`setValueTextColor(int color)` Sets the color of the value-text (color in which the value-labels are drawn) for all DataSets this data object contains.
`void`	`setValueTextColors(java.util.List<java.lang.Integer> colors)` Sets the same list of value-colors for all DataSets this data object contains.
`void`	`setValueTextSize(float size)` Sets the size (in dp) of the value-text for all DataSets this data object contains.
`void`	`setValueTypeface(android.graphics.Typeface tf)` Sets the Typeface for all value-labels for all DataSets this data object contains.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - mYMax
```
protected float mYMax
```
    maximum y-value in the value array across all axes
  - mYMin
```
protected float mYMin
```
    the minimum y-value in the value array across all axes
  - mXMax
```
protected float mXMax
```
    maximum x-value in the value array
  - mXMin
```
protected float mXMin
```
    minimum x-value in the value array
  - mLeftAxisMax
```
protected float mLeftAxisMax
```
  - mLeftAxisMin
```
protected float mLeftAxisMin
```
  - mRightAxisMax
```
protected float mRightAxisMax
```
  - mRightAxisMin
```
protected float mRightAxisMin
```
  - mDataSets
```
protected java.util.List<T extends IDataSet<? extends Entry>> mDataSets
```
    array that holds all DataSets the ChartData object represents
- Constructor Detail
  - ChartData
```
public ChartData()
```
    Default constructor.
  - ChartData
```
public ChartData(T... dataSets)
```
    Constructor taking single or multiple DataSet objects.
    
    Parameters:
    
    dataSets -
  - ChartData
```
public ChartData(java.util.List<T> sets)
```
    constructor for chart data
    
    Parameters:
    
    sets - the dataset array
- Method Detail
  - notifyDataChanged
```
public void notifyDataChanged()
```
    Call this method to let the ChartData know that the underlying data has changed. Calling this performs all necessary recalculations needed when the contained data has changed.
  - calcMinMaxY
```
public void calcMinMaxY(float fromX,
                        float toX)
```
    Calc minimum and maximum y-values over all DataSets. Tell DataSets to recalculate their min and max y-values, this is only needed for autoScaleMinMax.
    
    Parameters:
    
    fromX - the x-value to start the calculation from
    
    toX - the x-value to which the calculation should be performed
  - calcMinMax
```
protected void calcMinMax()
```
    Calc minimum and maximum values (both x and y) over all DataSets.
  - getDataSetCount
```
public int getDataSetCount()
```
    returns the number of LineDataSets this object contains
    
    Returns:
  - getYMin
```
public float getYMin()
```
    Returns the smallest y-value the data object contains.
    
    Returns:
  - getYMin
```
public float getYMin(YAxis.AxisDependency axis)
```
    Returns the minimum y-value for the specified axis.
    
    Parameters:
    
    axis -
    
    Returns:
  - getYMax
```
public float getYMax()
```
    Returns the greatest y-value the data object contains.
    
    Returns:
  - getYMax
```
public float getYMax(YAxis.AxisDependency axis)
```
    Returns the maximum y-value for the specified axis.
    
    Parameters:
    
    axis -
    
    Returns:
  - getXMin
```
public float getXMin()
```
    Returns the minimum x-value this data object contains.
    
    Returns:
  - getXMax
```
public float getXMax()
```
    Returns the maximum x-value this data object contains.
    
    Returns:
  - getDataSets
```
public java.util.List<T> getDataSets()
```
    Returns all DataSet objects this ChartData object holds.
    
    Returns:
  - getDataSetIndexByLabel
```
protected int getDataSetIndexByLabel(java.util.List<T> dataSets,
                                     java.lang.String label,
                                     boolean ignorecase)
```
    Retrieve the index of a DataSet with a specific label from the ChartData. Search can be case sensitive or not. IMPORTANT: This method does calculations at runtime, do not over-use in performance critical situations.
    
    Parameters:
    
    dataSets - the DataSet array to search
    
    label -
    
    ignorecase - if true, the search is not case-sensitive
    
    Returns:
  - getDataSetLabels
```
public java.lang.String[] getDataSetLabels()
```
    Returns the labels of all DataSets as a string array.
    
    Returns:
  - getEntryForHighlight
```
public Entry getEntryForHighlight(Highlight highlight)
```
    Get the Entry for a corresponding highlight object
    
    Parameters:
    
    highlight -
    
    Returns:
    
    the entry that is highlighted
  - getDataSetByLabel
```
public T getDataSetByLabel(java.lang.String label,
                           boolean ignorecase)
```
    Returns the DataSet object with the given label. Search can be case sensitive or not. IMPORTANT: This method does calculations at runtime. Use with care in performance critical situations.
    
    Parameters:
    
    label -
    
    ignorecase -
    
    Returns:
  - getDataSetByIndex
```
public T getDataSetByIndex(int index)
```
  - addDataSet
```
public void addDataSet(T d)
```
    Adds a DataSet dynamically.
    
    Parameters:
    
    d -
  - removeDataSet
```
public boolean removeDataSet(T d)
```
    Removes the given DataSet from this data object. Also recalculates all minimum and maximum values. Returns true if a DataSet was removed, false if no DataSet could be removed.
    
    Parameters:
    
    d -
  - removeDataSet
```
public boolean removeDataSet(int index)
```
    Removes the DataSet at the given index in the DataSet array from the data object. Also recalculates all minimum and maximum values. Returns true if a DataSet was removed, false if no DataSet could be removed.
    
    Parameters:
    
    index -
  - addEntry
```
public void addEntry(Entry e,
                     int dataSetIndex)
```
    Adds an Entry to the DataSet at the specified index. Entries are added to the end of the list.
    
    Parameters:
    
    e -
    
    dataSetIndex -
  - calcMinMax
```
protected void calcMinMax(Entry e,
                          YAxis.AxisDependency axis)
```
    Adjusts the current minimum and maximum values based on the provided Entry object.
    
    Parameters:
    
    e -
    
    axis -
  - calcMinMax
```
protected void calcMinMax(T d)
```
    Adjusts the minimum and maximum values based on the given DataSet.
    
    Parameters:
    
    d -
  - removeEntry
```
public boolean removeEntry(Entry e,
                           int dataSetIndex)
```
    Removes the given Entry object from the DataSet at the specified index.
    
    Parameters:
    
    e -
    
    dataSetIndex -
  - removeEntry
```
public boolean removeEntry(float xValue,
                           int dataSetIndex)
```
    Removes the Entry object closest to the given DataSet at the specified index. Returns true if an Entry was removed, false if no Entry was found that meets the specified requirements.
    
    Parameters:
    
    xValue -
    
    dataSetIndex -
    
    Returns:
  - getDataSetForEntry
```
public T getDataSetForEntry(Entry e)
```
    Returns the DataSet that contains the provided Entry, or null, if no DataSet contains this Entry.
    
    Parameters:
    
    e -
    
    Returns:
  - getColors
```
public int[] getColors()
```
    Returns all colors used across all DataSet objects this object represents.
    
    Returns:
  - getIndexOfDataSet
```
public int getIndexOfDataSet(T dataSet)
```
    Returns the index of the provided DataSet in the DataSet array of this data object, or -1 if it does not exist.
    
    Parameters:
    
    dataSet -
    
    Returns:
  - getFirstLeft
```
protected T getFirstLeft(java.util.List<T> sets)
```
    Returns the first DataSet from the datasets-array that has it's dependency on the left axis. Returns null if no DataSet with left dependency could be found.
    
    Returns:
  - getFirstRight
```
public T getFirstRight(java.util.List<T> sets)
```
    Returns the first DataSet from the datasets-array that has it's dependency on the right axis. Returns null if no DataSet with right dependency could be found.
    
    Returns:
  - setValueFormatter
```
public void setValueFormatter(IValueFormatter f)
```
    Sets a custom IValueFormatter for all DataSets this data object contains.
    
    Parameters:
    
    f -
  - setValueTextColor
```
public void setValueTextColor(int color)
```
    Sets the color of the value-text (color in which the value-labels are drawn) for all DataSets this data object contains.
    
    Parameters:
    
    color -
  - setValueTextColors
```
public void setValueTextColors(java.util.List<java.lang.Integer> colors)
```
    Sets the same list of value-colors for all DataSets this data object contains.
    
    Parameters:
    
    colors -
  - setValueTypeface
```
public void setValueTypeface(android.graphics.Typeface tf)
```
    Sets the Typeface for all value-labels for all DataSets this data object contains.
    
    Parameters:
    
    tf -
  - setValueTextSize
```
public void setValueTextSize(float size)
```
    Sets the size (in dp) of the value-text for all DataSets this data object contains.
    
    Parameters:
    
    size -
  - setDrawValues
```
public void setDrawValues(boolean enabled)
```
    Enables / disables drawing values (value-text) for all DataSets this data object contains.
    
    Parameters:
    
    enabled -
  - setHighlightEnabled
```
public void setHighlightEnabled(boolean enabled)
```
    Enables / disables highlighting values for all DataSets this data object contains. If set to true, this means that values can be highlighted programmatically or by touch gesture.
  - isHighlightEnabled
```
public boolean isHighlightEnabled()
```
    Returns true if highlighting of all underlying values is enabled, false if not.
    
    Returns:
  - clearValues
```
public void clearValues()
```
    Clears this data object from all DataSets and removes all Entries. Don't forget to invalidate the chart after this.
  - contains
```
public boolean contains(T dataSet)
```
    Checks if this data object contains the specified DataSet. Returns true if so, false if not.
    
    Parameters:
    
    dataSet -
    
    Returns:
  - getEntryCount
```
public int getEntryCount()
```
    Returns the total entry count across all DataSet objects this data object contains.
    
    Returns:
  - getMaxEntryCountSet
```
public T getMaxEntryCountSet()
```
    Returns the DataSet object with the maximum number of entries or null if there are no DataSets.
    
    Returns:

Class ChartData<T extends IDataSet<? extends Entry>>

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

mYMax

mYMin

mXMax

mXMin

mLeftAxisMax

mLeftAxisMin

mRightAxisMax

mRightAxisMin

mDataSets

Constructor Detail

ChartData

ChartData

ChartData

Method Detail

notifyDataChanged

calcMinMaxY

calcMinMax

getDataSetCount

getYMin

getYMin

getYMax

getYMax

getXMin

getXMax

getDataSets

getDataSetIndexByLabel

getDataSetLabels

getEntryForHighlight

getDataSetByLabel

getDataSetByIndex

addDataSet

removeDataSet

removeDataSet

addEntry

calcMinMax

calcMinMax

removeEntry

removeEntry

getDataSetForEntry

getColors

getIndexOfDataSet

getFirstLeft

getFirstRight

setValueFormatter

setValueTextColor

setValueTextColors

setValueTypeface

setValueTextSize

setDrawValues

setHighlightEnabled

isHighlightEnabled

clearValues

contains

getEntryCount

getMaxEntryCountSet