<bg>

The bg element specifies the background color of a visual element.

UJML Tag Syntax

<bg>{color-expr}</bg>

Description

All visual elements rendered by UJML from primitive drawing operations can specify the foreground color of the element. See fg. If the element defines a space it can also specify a background color. See Visual Elements. The colors are specified as an int value. See UJML Colors.

Contains

Element	Purpose	Default Value
eval	Evaluates a scripting expression and returns the result.	None
ref	Returns the value of a variable.	None
int value	An integer constant (numeric value or entity) that evaluates to a valid UJML color. See UJML Colors.	Depends on the containing element

Is contained by

Element

box

label

multi-label

round-box

x-oval

Example

The following example shows how to display a box using variables for the box properties. It is part of the visualelements.ujml sample.

Copy Code

<box>
    <x><eval>mRectX</eval></x>
    <y><eval>mRectY</eval></y>
    <width><eval>mRectWidth</eval></width>
    <height><eval>mRectHeight</eval></height>
    <fg><eval>mForeColor</eval></fg>
    <bg><eval>makeColor(mBackColor, mOpacity)</eval></bg>
</box>

Figure 1. A box displayed by the visualelements.ujml sample.