Maptitude GISDK Help

GetThemeStatistics()

Summary

Gets statistical information about a color or pattern theme.

 

Syntax

stats = GetThemeStatistics(string theme_name, integer sample_size)

 

Argument

Contents

theme_name

The name of the theme

sample_size

Currently ignored

 

Returns

An array of two elements.

 

Statistics element

Type

Contents

1

Array

Aggregate theme statistics

2

Array

An array of statistics for each class, starting with the Other class (if it exists) followed by the remaining classes

 

Theme Statistics

Type

Contents

1

Integer

Number of features

2

Integer

Number of features used

3

Integer

Number of missing features

4

Integer

Number of features below the minimum value

5

Integer

Number of features above the maximum value

6

Real

Sum of the data values

7

Real

Minimum data value

8

Real

Maximum data value

9

Real

Mean of the data values

10

Real

Variance of the data values

11

Real

Standard deviation of the data values

12

Real

Skewness of the data values

13

Real

Kurtosis of the data values

14

Real

Median data value

15

Real

Goodness of variance fit (GVF) of the data values

16

Real

Goodness of absolute deviation fit (GADF) of the data values

17

Real

F of the data values

 

Class Statistics

Type

Contents

1

Integer

Number of features in the class

2

Real

Sum of the data values in the class

3

Real

Minimum data value in the class

4

Real

Maximum data value in the class

5

Real

Mean of the data values in the class

6

Real

Variance of the data values in the class

7

Real

Standard deviation of the data values in the class

8

Real

Median data value in the class

9

Real

Percent of the data values contained by the class

 

Error Codes

Error

Meaning

Escape

The user interrupted scanning of the data

Error

An error occurred while scanning the data

NotFound

The specified theme does not exist

 

See Also

Function

Summary

CreateTheme()

Creates a color or pattern theme on the current layer

GetThemeClasses()

Gets information about the classes of a color or pattern theme

GetThemeOptions()

Gets a list of options for a theme

TestTheme()

Provides information on the classes created by a call to CreateTheme()

 

 

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