A B C D E F G H I L M P R S T U X Y

A

addSegment(GradientSegment) - Method in class grad.BasicGradientPainter

Append another GradientSegment to the sequence used by the painter.

B

BasicGradientPainter - class grad.BasicGradientPainter.

BasicGradientPainter is an abstract base class that handles the management of GradientSegment management for other GradientPainter classes.

BasicGradientPainter() - Constructor for class grad.BasicGradientPainter

Create a new BasicGradientPainter with 0 segments.

BasicGradientPainter(BasicGradientPainter) - Constructor for class grad.BasicGradientPainter

Create a new BasicGradientPainter, initialized with a copy of the gradient segments of the supplied painter.

bg - Variable in class grad.GradientPainter

borderColor - Variable in class grad.GradientCanvas

BOTTOM_TO_TOP - Static variable in class grad.LinearGradientPainter

Linear gradient paint from bottom to top

C

c1c - Variable in class grad.GradientSegment

c1p - Variable in class grad.GradientSegment

c2c - Variable in class grad.GradientSegment

c2p - Variable in class grad.GradientSegment

cacheAngle - Variable in class grad.GradientPainter

cacheBasePoint - Variable in class grad.GradientPainter

cacheBaseRect - Variable in class grad.GradientPainter

cacheDefRGB - Variable in class grad.GradientPainter

cacheExtent - Variable in class grad.GradientPainter

cacheHackClipShape - Variable in class grad.GradientPainter

cacheImage - Variable in class grad.GradientPainter

cacheMode - Variable in class grad.GradientPainter

clone() - Method in class grad.GradientSegment

Create a new GradientSegment that is the same as this one.

computeColorFor(double, double) - Method in class grad.GradientPainter

Compute the color for a given point and return it.

computeGradientImage(Toolkit, Rectangle, Point, int, int, int, int) - Method in class grad.GradientPainter

Get an image with the requested gradient in it.

computeGradientPixels(int, int, int[], Point, int, int, int, int) - Method in class grad.GradientPainter

Fill the pixel array for a given gradient.

CONICAL_GRADIENT - Static variable in class grad.GradientPainter

A conical gradient pointing, by default, to the center right.

countSegments() - Method in class grad.BasicGradientPainter

Return the count of how many segments this painter is currently holding.

D

defAngle - Variable in class grad.GradientPainter

DEFAULT_MODE - Static variable in class grad.BasicGradientPainter

The default painting mode -- 0.

defaultMode - Variable in class grad.GradientCanvas

defCenter - Variable in class grad.GradientPainter

defExtent - Variable in class grad.GradientPainter

E

end - Variable in class grad.GradientSegment

exf - Variable in class grad.GradientPainter

F

flip() - Method in class grad.GradientSegment

Flip the colors of this segment.

flipSegment(int) - Method in class grad.BasicGradientPainter

Flip the specified segment, exchange its start and end color values.

G

getBackground() - Method in class grad.GradientPainter

Retrieve the default background color.

getColor(float) - Method in class grad.GradientSegment

Get a Color corresponding to the value on the range 0.0 to 1.0.

getColor(float, float[]) - Method in class grad.GradientSegment

Get a Color corresponding to the value on the range 0.0 to 1.0 and write the RGB components into the given float array.

getColor1() - Method in class grad.GradientSegment

Retrieve the start color

getColor2() - Method in class grad.GradientSegment

Retrieve the end color

getColorInt(double) - Method in class grad.GradientSegment

Get a Color as an int with format 0x00RRGGBB.

getDefaultAngle() - Method in class grad.GradientPainter

Retreive the default angle.

getDefaultCenter() - Method in class grad.GradientPainter

Retreive the default center point.

getDefaultExtent() - Method in class grad.GradientPainter

Retreive the default angle.

getGradient() - Method in class grad.GradientCanvas

Retreive the gradient being used as our background

getRangeEnd() - Method in class grad.GradientSegment

Retrieve the end of the range

getRangeStart() - Method in class grad.GradientSegment

Retrieve the start of the range

getRGBColorComponents(Color, float[]) - Method in class grad.GradientSegment

getSegment(int) - Method in class grad.BasicGradientPainter

Get the GradientSegment no.

getUseHSB() - Method in class grad.GradientSegment

Retrieve the HSB/RGB flag.

glim - Variable in class grad.GradientPainter

grad - package grad

gradient - Variable in class grad.GradientCanvas

GradientCanvas - class grad.GradientCanvas.

A subclass of Canvas that automatically maintains a gradient-painted background using a BasicGradientPainter object.

GradientCanvas(BasicGradientPainter) - Constructor for class grad.GradientCanvas

Create a GradientCanvas that renders using the given BasicGradientPainter in its default mode.

GradientPainter - class grad.GradientPainter.

GradientPainter is a class that accepts parameters defining a gradient, and can also paint the gradient into a Shape (actually, into the Shape's bounding box), and can also fill the gradient into an Image or just an array of pixel values.

GradientPainter() - Constructor for class grad.GradientPainter

Create a new GradientPainter with 0 segments.

GradientPainter(BasicGradientPainter) - Constructor for class grad.GradientPainter

Create a GradientPainter with the same segments as the supplied BasicGradientPainter.

GradientPainter(Color, Color) - Constructor for class grad.GradientPainter

Create a simple GradientPainter with 1 simple RGB segment.

gradientsChanged() - Method in class grad.BasicGradientPainter

Take any necessary action if the gradients have changed.

gradientsChanged() - Method in class grad.GradientPainter

Invalidate the cached image, if any, because the GradientSegments have been changed somehow.

GradientSegment - class grad.GradientSegment.

A portion of a gradient, from a Color c1 to a Color c2, in either RGB space or HSB space.

GradientSegment(Color, Color) - Constructor for class grad.GradientSegment

Create a simple GradientSegment in RGB space, from color c1 to c2 on range 0.0 to 1.0.

GradientSegment(Color, Color, double, double, boolean) - Constructor for class grad.GradientSegment

Create a GradientSegment from a Color c1 to a Color 2, over the specified range s to e.

GradientSegment(Color, Color, float, float, boolean) - Constructor for class grad.GradientSegment

Create a GradientSegment from Color c1 to c2, over the specified range s to e.

H

hackClipShape - Variable in class grad.GradientPainter

I

imageUpdate(Image, int, int, int, int, int) - Method in class grad.GradientPainter

Do-nothing version of imageUpdate to allow this object to be used as a lazy imageObserver

L

LEFT_TO_RIGHT - Static variable in class grad.LinearGradientPainter

Linear gradient paint from left to right.

LINEAR_GRADIENT - Static variable in class grad.GradientPainter

Linear gradient, by default painted from along the x axis left to right.

LinearGradientPainter - class grad.LinearGradientPainter.

GradientPainter is a class that accepts parameters defining a gradient, and can also paint the gradient into a Shape (actually, into the Shape's bounding box).

LinearGradientPainter() - Constructor for class grad.LinearGradientPainter

Create a new GradientPainter with 0 segments.

LinearGradientPainter(BasicGradientPainter) - Constructor for class grad.LinearGradientPainter

Create a new LinearGradientPainter with a copy of the segments of some other gradient painter

LinearGradientPainter(Color, Color) - Constructor for class grad.LinearGradientPainter

Create a simple GradientPainter with 1 simple RGB segment.

M

marginWidth - Variable in class grad.GradientCanvas

master - Variable in class grad.BasicGradientPainter

P

paint(Graphics) - Method in class grad.GradientCanvas

Overridden version of paint() that paints the gradient into the background.

paint(Graphics, int, int, int, int, int) - Method in class grad.LinearGradientPainter

Paint a gradient into a given rectangular area using a given Graphics.

paint(Graphics, Shape, int) - Method in class grad.BasicGradientPainter

Paint a gradient into a given Shape using a given Graphics, using the given mode.

paint(Graphics, Shape, int) - Method in class grad.GradientPainter

Paint a gradient into a given Shape using a given Graphics.

paint(Graphics, Shape, int) - Method in class grad.LinearGradientPainter

Paint a gradient into a given Shape using a given Graphics.

paint(Graphics, Shape, Point, int, int, int) - Method in class grad.GradientPainter

Paint a gradient into a given Shape area using a given Graphics.

paintSimpleLinear(Graphics, int, int, int, int, int, boolean) - Method in class grad.LinearGradientPainter

prepareColors() - Method in class grad.GradientSegment

R

RADIAL_GRADIENT - Static variable in class grad.GradientPainter

A radial gradient with the center at the center of the Shape bounding box.

removeSegment(int) - Method in class grad.BasicGradientPainter

Remove the GradientSegment no.

RIGHT_TO_LEFT - Static variable in class grad.LinearGradientPainter

Linear gradient paint from left to right.

S

segments - Variable in class grad.BasicGradientPainter

setBackground(Color) - Method in class grad.GradientPainter

Set the default background color; this is the color that will be used where no segment applies.

setColor1(Color) - Method in class grad.GradientSegment

Set the start color

setColor2(Color) - Method in class grad.GradientSegment

Set the end color

setDefaultAngle(int) - Method in class grad.GradientPainter

Set default values for the angle, normally 0.

setDefaultCenter(Point) - Method in class grad.GradientPainter

Set default center point for the gradient drawing.

setDefaultExtent(int) - Method in class grad.GradientPainter

Set default values for the extent, which is normally auto-computed from the size of the paint region.

setGradient(BasicGradientPainter) - Method in class grad.GradientCanvas

Set the gradient to be used as our background.

setMargins(int, Color) - Method in class grad.GradientCanvas

Set up fancy-looking margins.

setMode(int) - Method in class grad.GradientCanvas

Set the default gradient paint mode to be used, >= 0.

setRange(float, float) - Method in class grad.GradientSegment

Set the start and end values

setSegment(int, GradientSegment) - Method in class grad.BasicGradientPainter

Replace the GradientSegment no.

setUseHSB(boolean) - Method in class grad.GradientSegment

Set the HSB/RGB flag

slaveTo(BasicGradientPainter) - Method in class grad.BasicGradientPainter

Share our gradient segment list with another gradient painter.

split() - Method in class grad.GradientSegment

Split a segment into two segments at its midpoint, the segments will be contiguous, so the overall gradient would not be affected by replacing the original segment with this pair.

splitSegment(int) - Method in class grad.BasicGradientPainter

Split the specified GradientSegment no.

SQUARE_GRADIENT - Static variable in class grad.GradientPainter

A square gradient with the center at the center of the Shape bounding box.

start - Variable in class grad.GradientSegment

swapAt(int) - Method in class grad.BasicGradientPainter

Swap segments i and i-1, preserving the offset of the other segments.

T

th - Variable in class grad.GradientPainter

tmode - Variable in class grad.GradientPainter

toCodeFragment(String) - Method in class grad.BasicGradientPainter

A representation of this GradientPainter as a code fragment creating a GradientPainter named toPainter.

toCodeFragment(String) - Method in class grad.GradientSegment

Render this GradientSegment as a code fragment that is a call to the 5-arg constructor.

TOP_TO_BOTTOM - Static variable in class grad.LinearGradientPainter

Linear gradient paint from top to bottom

toShortString() - Method in class grad.GradientSegment

Render this GradientSegment as a short, informative string.

toString() - Method in class grad.BasicGradientPainter

A simple representation of this GradientPainter as a string.

toString() - Method in class grad.GradientSegment

Render this GradientSegment as a String.

tw - Variable in class grad.GradientPainter

tx - Variable in class grad.GradientPainter

ty - Variable in class grad.GradientPainter

U

update(Observable, Object) - Method in class grad.BasicGradientPainter

Observe our master if we have one.

update(Observable, Object) - Method in class grad.GradientCanvas

Each instance of GradientCanvas acts as an Observer of its own gradient, so that it can repaint when the gradient changes.

useHSB - Variable in class grad.GradientSegment

X

xrx - Variable in class grad.GradientPainter

xry - Variable in class grad.GradientPainter

Y

yrx - Variable in class grad.GradientPainter

yry - Variable in class grad.GradientPainter

A B C D E F G H I L M P R S T U X Y