com.github.mikephil.charting.renderer

Class Renderer

java.lang.Object

com.github.mikephil.charting.renderer.Renderer

Direct Known Subclasses:

AxisRenderer, DataRenderer, LegendRenderer

public abstract class Renderer
extends java.lang.Object

Abstract baseclass of all Renderers.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	mMaxX the maximum value on the x-axis that should be plotted
protected int	mMinX the minimum value on the x-axis that should be plotted
protected ViewPortHandler	mViewPortHandler the component that handles the drawing area of the chart and it's offsets

Constructor Summary

Constructors

Constructor and Description
Renderer(ViewPortHandler viewPortHandler)

Method Summary

Modifier and Type	Method and Description
void	calcXBounds(BarLineScatterCandleBubbleDataProvider dataProvider, int xAxisModulus) Calculates the minimum and maximum x-value the chart can currently display (with the given zoom level).
protected boolean	fitsBounds(float val, float min, float max) Returns true if the specified value fits in between the provided min and max bounds, false if not.

Methods inherited from class java.lang.Object

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

Field Detail

mViewPortHandler

protected ViewPortHandler mViewPortHandler

the component that handles the drawing area of the chart and it's offsets

mMinX

protected int mMinX

the minimum value on the x-axis that should be plotted

mMaxX

protected int mMaxX

the maximum value on the x-axis that should be plotted

Constructor Detail

Renderer

public Renderer(ViewPortHandler viewPortHandler)

Method Detail

fitsBounds

protected boolean fitsBounds(float val,
                             float min,
                             float max)

Returns true if the specified value fits in between the provided min and max bounds, false if not.

Parameters:

val -

min -

max -

Returns:

calcXBounds

public void calcXBounds(BarLineScatterCandleBubbleDataProvider dataProvider,
                        int xAxisModulus)

Calculates the minimum and maximum x-value the chart can currently display (with the given zoom level). -> mMinX, mMaxX

Parameters:

dataProvider -

xAxisModulus -