Class LinearGradientPaint

java.lang.Object

com.codename1.ui.MultipleGradientPaint

com.codename1.ui.LinearGradientPaint

All Implemented Interfaces:

Paint

public class LinearGradientPaint
extends MultipleGradientPaint

LinearGradientPaint provides a way to fill a Shape with a linear gradient.

Nested Class Summary

Nested classes/interfaces inherited from class MultipleGradientPaint

MultipleGradientPaint.ColorSpaceType, MultipleGradientPaint.CycleMethod

Modifier and Type	Class	Description
static enum	MultipleGradientPaint.ColorSpaceType	Colors spaces for gradients.
static enum	MultipleGradientPaint.CycleMethod	Cycle methods for gradients.

Constructor Summary

Constructors

Constructor	Description
LinearGradientPaint(double startX, double startY, double endX, double endY, float[] fractions, int[] colors, MultipleGradientPaint.CycleMethod cycleMethod, MultipleGradientPaint.ColorSpaceType colorSpace, Transform gradientTransform)	Creates a LinearGradientPaint with the specified settings.
LinearGradientPaint(float startX, float startY, float endX, float endY, float[] fractions, int[] colors, MultipleGradientPaint.CycleMethod cycleMethod, MultipleGradientPaint.ColorSpaceType colorSpace, Transform gradientTransform)	Creates a LinearGradientPaint with the specified settings.

Method Summary

Modifier and Type	Method	Description
void	paint(Graphics g, double x, double y, double w, double h)	Painds the linear gradient in the given bounds.
final void	paint(Graphics g, Rectangle2D bounds)	Paints linear gradient in the given bounds.

Methods inherited from class MultipleGradientPaint

getColors, getColorSpace, getCycleMethod, getFractions, getTransform, getTransparency, setColors, setColorSpace, setCycleMethod, setFractions, setTransform, setTransparency

Modifier and Type	Method	Description
int[]	getColors()	Gets the colors used in the gradient.
MultipleGradientPaint.ColorSpaceType	getColorSpace()	Gets the color space for the gradient.
MultipleGradientPaint.CycleMethod	getCycleMethod()	Gets the cycle method.
float[]	getFractions()	Gets the fractional positions for the color gradients.
Transform	getTransform()	Gets the gradient transform.
int	getTransparency()	Gets the transparency for the gradient.
void	setColors(int[] colors)	Sets the colors used in the gradient.
void	setColorSpace(MultipleGradientPaint.ColorSpaceType colorSpaceType)	Sets the color space for the gradient.
void	setCycleMethod(MultipleGradientPaint.CycleMethod cycleMethod)	Sets the cycle method.
void	setFractions(float[] fractions)	Sets the fractional positions of the color gradients.
void	setTransform(Transform transform)	Sets the transform for the gradient.
void	setTransparency(int transparency)	Sets the transparency for the gradient.

Methods inherited from class Object

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

Modifier and Type	Method	Description
protected Object	clone()
boolean	equals(Object obj)	Indicates whether some other object is "equal to" this one.
final Class	getClass()	Returns the runtime class of an object.
int	hashCode()	Returns a hash code value for the object.
final void	notify()	Wakes up a single thread that is waiting on this object's monitor.
final void	notifyAll()	Wakes up all threads that are waiting on this object's monitor.
String	toString()	Returns a string representation of the object.
final void	wait()	Causes current thread to wait until another thread invokes the method or the method for this object.
final void	wait(long timeout)	Causes current thread to wait until either another thread invokes the method or the method for this object, or a specified amount of time has elapsed.
final void	wait(long timeout, int nanos)	Causes current thread to wait until another thread invokes the method or the method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed.

Constructor Details

LinearGradientPaint

public LinearGradientPaint(float startX,
 float startY,
 float endX,
 float endY,
 float[] fractions,
 int[] colors,
 MultipleGradientPaint.CycleMethod cycleMethod,
 MultipleGradientPaint.ColorSpaceType colorSpace,
 Transform gradientTransform)

Creates a LinearGradientPaint with the specified settings.

Parameters

• startX: The startX coordinate of the gradient in user space.

• startY: The startY coordinate of the gradient in user space.

• endX: The endX coordinate of the gradient in user space.

• endY: THe endY coordinate of the gradient in user space.

• fractions: Fractional positions of where gradient colors begin. Each value should be between 0 and 1.

• colors: The colors to use in the gradient. There should be the same number of colors as there are fractions.

• cycleMethod: The cycle method to use.

• colorSpace: The color space to use.

• gradientTransform: Transform to use for the gradient. Not used right now.

LinearGradientPaint

public LinearGradientPaint(double startX,
 double startY,
 double endX,
 double endY,
 float[] fractions,
 int[] colors,
 MultipleGradientPaint.CycleMethod cycleMethod,
 MultipleGradientPaint.ColorSpaceType colorSpace,
 Transform gradientTransform)

Creates a LinearGradientPaint with the specified settings.

Parameters

• startX: The startX coordinate of the gradient in user space.

• startY: The startY coordinate of the gradient in user space.

• endX: The endX coordinate of the gradient in user space.

• endY: THe endY coordinate of the gradient in user space.

• fractions: Fractional positions of where gradient colors begin. Each value should be between 0 and 1.

• colors: The colors to use in the gradient. There should be the same number of colors as there are fractions.

• cycleMethod: The cycle method to use.

• colorSpace: The color space to use.

• gradientTransform: Transform to use for the gradient. Not used right now.

Method Details

paint

public final void paint(Graphics g,
 Rectangle2D bounds)

Paints linear gradient in the given bounds.

Parameters

• g

• bounds

paint

public void paint(Graphics g,
 double x,
 double y,
 double w,
 double h)

Painds the linear gradient in the given bounds.

Parameters

• g

• x

• y

• w

• h