ChartDirector 6.0 (C++ Edition)

ImageMapHandler.getValue


Usage

const char *getValue(const char *key);

Description

Gets the value of an attribute of the current hot spot by using its key.

Each hot spot is associated with an arbitrary number of attributes, in which each attribute consists of a key and a value. This method returns the value of the attribute given the key.

Arguments

ArgumentDefaultDescription
key(Mandatory)A text string representing the key of the attribute.

Return Value

A string representing the value of the attribute, or null if there is no such attribute.