com.tambapps.android.grooidshell.chart

Class LineChart

java.lang.Object

com.tambapps.android.grooidshell.chart.LineChart

public class LineChart
extends Object

A simple line chart that can display many (x,y) points

Constructor Summary

Constructors

Constructor and Description
LineChart()

Method Summary

Modifier and Type	Method and Description
LineChart	addEntry(Number y) Adds the new entry (now(), y) entry, with now the current timestamp.
LineChart	addEntry(Number x, Number y) Adds the (x, y) entry into this chart
Boolean	getDrawValues() Returns whether the y values should be displayed when this chart is showed
TimeUnit	getTimeUnitX() Returns the nullable time unit used for x axis, if x values should be considered as timestamps
String	getTitle() Returns the title of this chart
List<Number>	getX() Returns the list of x values
List<Number>	getY() Returns the list of y values
String	geYSuffix() Returns the suffix used when displaying y values
boolean	isShowGrid() Returns whether this chart should show the grid when it is displayed
LineChart	leftShift(Number y) Adds the new entry (now(), y) entry, with now the current timestamp.
LineChart	removeEntry(int i) removes the i-th (x, y) entry
LineChart	removeLastEntry() Removes the last (x, y) entry
LineChart	setDrawValues(Boolean drawValues) Sets whether the y values should be displayed when this chart is showed
LineChart	setShowGrid(boolean showGrid) Sets whether this chart should show the grid when it is displayed (default value is true)
LineChart	setTimeUnitX(TimeUnit timeUnitX) Set the time unit used to display x axis.
LineChart	setTitle(String title) Sets the title of this chart
LineChart	setX(List<Number> x) Sets the list of x values
LineChart	setY(List<Number> y) Sets the list of y values
void	show() Displays the this LineChart in a new activity

Methods inherited from class java.lang.Object

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

Constructor Detail

LineChart

public LineChart()

Method Detail

getX

public List<Number> getX()

Returns the list of x values

Returns:

the list of x values

setX

public LineChart setX(List<Number> x)

Sets the list of x values

Parameters:

x - the values

Returns:

this

getY

public List<Number> getY()

Returns the list of y values

Returns:

the list of y values

setY

public LineChart setY(List<Number> y)

Sets the list of y values

Parameters:

y - the values

Returns:

this

isShowGrid

public boolean isShowGrid()

Returns whether this chart should show the grid when it is displayed

Returns:

whether this chart should show the grid when it is displayed

setShowGrid

public LineChart setShowGrid(boolean showGrid)

Sets whether this chart should show the grid when it is displayed (default value is true)

Parameters:

showGrid - the new value

Returns:

this

getTimeUnitX

public TimeUnit getTimeUnitX()

Returns the nullable time unit used for x axis, if x values should be considered as timestamps

Returns:

the x time unit

setTimeUnitX

public LineChart setTimeUnitX(TimeUnit timeUnitX)

Set the time unit used to display x axis. By setting it, x values will be considered as timestamp and they will be displayed truncated to the given timeUnitX

Parameters:

timeUnitX - the time unit

Returns:

this

geYSuffix

public String geYSuffix()

Returns the suffix used when displaying y values

Returns:

the suffix used when displaying y values

getTitle

public String getTitle()

Returns the title of this chart

Returns:

the title of this chart

setTitle

public LineChart setTitle(String title)

Sets the title of this chart

Parameters:

title - the title

Returns:

this

getDrawValues

public Boolean getDrawValues()

Returns whether the y values should be displayed when this chart is showed

Returns:

whether the y values should be displayed when this chart is showed

setDrawValues

public LineChart setDrawValues(Boolean drawValues)

Sets whether the y values should be displayed when this chart is showed

Parameters:

drawValues - the value

Returns:

this

show

public void show()

Displays the this LineChart in a new activity

addEntry

public LineChart addEntry(Number x,
                          Number y)

Adds the (x, y) entry into this chart

Parameters:

x - the entry x

y - the entry y

Returns:

this line chart

addEntry

public LineChart addEntry(Number y)

Adds the new entry (now(), y) entry, with now the current timestamp. This method is only relevant if timeUnitX is set

Parameters:

y - the y value

Returns:

this line chart

removeLastEntry

public LineChart removeLastEntry()

Removes the last (x, y) entry

Returns:

this line chart

removeEntry

public LineChart removeEntry(int i)

removes the i-th (x, y) entry

Parameters:

i - the y value

Returns:

this line chart

leftShift

public LineChart leftShift(Number y)

Adds the new entry (now(), y) entry, with now the current timestamp. This method is only relevant if timeUnitX is set

Parameters:

y - the y value

Returns:

this line chart