TransferPanel Class Reference

Settings Panel of the transfer function. More...

#import <TransferPanel.h>

List of all members.

Public Member Functions
(void)	- reloadGradient
	Reload the gradient.
(void)	- setStartColor:
	Set the start color fo the gradient.
(void)	- setEndColor:
	Set the end color fo the gradient.
(void)	- setHistogramm:withMaxValue:
	This method will override the old histogramm with hist.
(IBAction)	- checkBoxClicked:
	Called if the histogramm checkbox is clicked.
(IBAction)	- saveTransferfunction:
	Called if the "Save Transferfunction" button is clicked This will save the transferfunction to a file.
(IBAction)	- openTransferfunction:
	Called if the "Open Transferfunction" button is clicked.
(void)	- dealloc
	Called when a object of this class is released.
Protected Attributes
NSGradient *	gradient
NSColor *	startingColor
NSColor *	endingColor
BOOL	colorChanged
BOOL	histogrammEnabled
int *	histogramm
NSButton *	checkBox
Properties
IBOutlet NSButton *	checkBox
NSUInteger	maxHistValue
int	activeNode
int	nodeCount
NSBezierPath *	transferPath
NSMutableArray *	transferNodes

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Detailed Description

Settings Panel of the transfer function.

This class manages the graphical representation of the transferfunction, the histogramm and notifies the MyOpenGLView when changes should be applied.

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Member Function Documentation

- (IBAction) checkBoxClicked:

(id)

sender

Called if the histogramm checkbox is clicked.

This will enable or disable the histogramm.

Parameters:

sender

The invoker of the method. Can be nil.

- (void) dealloc

Called when a object of this class is released.

This will release all attributes an afterwards itself.

- (IBAction) openTransferfunction:

(id)

sender

Called if the "Open Transferfunction" button is clicked.

This will open a previous saved transferfunction

Parameters:

sender

The invoker of the method. Can be nil.

- (void) reloadGradient

Reload the gradient.

This method is called after a new TransferNoder is added, a existing removed or changed.

- (IBAction) saveTransferfunction:

(id)

sender

Called if the "Save Transferfunction" button is clicked This will save the transferfunction to a file.

Parameters:

sender

The invoker of the method

- (void) setEndColor:

(NSColor *)

endColor

Set the end color fo the gradient.

Parameters:

endColor

The NSColor which has to be set for the end of the gradient

- (void) setHistogramm:		(int *)	hist
withMaxValue:		(NSUInteger)	maxValue

This method will override the old histogramm with hist.

It get's called after a new file is loaded. The resolution of the histogramm is definied with kHistogrammResolution

Parameters:

hist	A int array with the histogramm values
maxValue	The maximum value of hist

- (void) setStartColor:

(NSColor *)

startColor

Set the start color fo the gradient.

Parameters:

startColor

The NSColor which has to be set for the start of the gradient

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Member Data Documentation

- (NSButton*) checkBox [protected]

- (BOOL) colorChanged [protected]

- (NSColor*) endingColor [protected]

- (NSGradient*) gradient [protected]

- (int*) histogramm [protected]

- (BOOL) histogrammEnabled [protected]

- (NSColor*) startingColor [protected]

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Property Documentation

- (int) activeNode [read, write, assign]

- (IBOutlet NSButton*) checkBox [read, write, retain]

- (NSUInteger) maxHistValue [read, write, assign]

- (int) nodeCount [read, write, assign]

- (NSMutableArray *) transferNodes [read, write, retain]

- (NSBezierPath *) transferPath [read, write, retain]

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The documentation for this class was generated from the following files:

• TransferPanel.h
• TransferPanel.m