Class: Image_Graph_Dataset_VectorFunction

Source Location: /Graph/Dataset/VectorFunction.php

Class Overview

Image_Graph_Dataset
   |
   --Image_Graph_Dataset_VectorFunction

Vector Function data set, points are generated by calling 2 external functions, x = sin(t) and y = cos(t)

Methods

Inherited Variables

Inherited Methods

Class: Image_Graph_Dataset

Image_Graph_Dataset::Image_Graph_Dataset(): Image_Graph_Dataset [Constructor]
Image_Graph_Dataset::addPoint(): Add a point to the dataset
Image_Graph_Dataset::count(): The number of values in the dataset
Image_Graph_Dataset::maximumX(): The maximum X value
Image_Graph_Dataset::maximumY(): The maximum Y value
Image_Graph_Dataset::minimumX(): The minimum X value
Image_Graph_Dataset::minimumY(): The minimum Y value
Image_Graph_Dataset::setName(): Sets the name of the data set, used for legending

Class Details

[line 42]
Vector Function data set, points are generated by calling 2 external functions, x = sin(t) and y = cos(t)

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Class Methods

constructor Image_Graph_Dataset_VectorFunction [line 81]

Image_Graph_Dataset_VectorFunction &Image_Graph_Dataset_VectorFunction(
double
$minimumT, double
$maximumT, string
$functionX, string
$functionY, int
$points)

Image_Graph_VectorFunctionDataset [Constructor]

Parameters:

double	$minimumT	The minimum value of the vector function variable
double	$maximumT	The maximum value of the vector function variable
string	$functionX	The name of the X function, if must be a single parameter function like fx sin(x) or cos(x)
string	$functionY	The name of the Y function, if must be a single parameter function like fx sin(x) or cos(x)
int	$points	The number of points to create

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method addPoint [line 98]

void addPoint(
int
$x, [int
$y = false], [var
$ID = false])

Add a point to the dataset

Overrides Image_Graph_Dataset::addPoint() (Add a point to the dataset)

Parameters:

int	$x	The X value to add
int	$y	The Y value to add, can be omited
var	$ID	The ID of the point

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Documentation generated on Wed, 15 Sep 2004 10:30:51 +0200 by phpDocumentor 1.2.3