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2 Visual Components Manuals

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Properties<br />

Rectangle properties are set under the various tabs of the Properties dialog box. Properties can be reached by<br />

double−clicking on the rectangle in the editor.<br />

Available settings are described respectively on their own pages. The following list provides an outline of the<br />

possible settings (tabs), as well as references to detailed information.<br />

Parameter<br />

Colors<br />

Basic parameters of the rectangle such as its position and status are found under this tab. This page<br />

must be configured for all created rectangles.<br />

Settings under this tab can be used to specify user−defined color settings and to connect process<br />

variables for controlling colors. This is very useful for color displays, but can also be used for<br />

black/white displays.<br />

3.2.1.3.1 Static Picture Element Rectangle − Properties: Parameter<br />

Provides general settings for the rectangle static picture element.<br />

3.2.1.3.1.1 Image<br />

Position<br />

Contains various settings for formatting the rectangle on the screen.<br />

Left<br />

Top<br />

Specifies the position of the upper−left corner along the X axis (interval from the left display margin).<br />

Values for these parameters begin with 0 on the left margin and increase to the width of the display<br />

minus one pixel (on the right margin).<br />

Possible Settings for Full<br />

Graphic Displays<br />

Possible Settings for Text and<br />

Semi−Graphic Displays<br />

The rectangle can be placed freely in the display, so that Left can<br />

be set from 0 to the width of the display minus the width of the field<br />

in pixels.<br />

Whether rectangles can be used and in which manner can be found<br />

in the hardware description of each display.<br />

Specifies the position of the upper−left corner along the Y axis (interval from the upper display margin).<br />

Values for these parameters begin with 0 on the upper margin and increase to the height of the display<br />

minus one pixel (on the lower margin).<br />

Possible Settings for Full<br />

Graphic Displays<br />

Possible Settings for Text and<br />

Semi−Graphic Displays<br />

Introduction to <strong>Visual</strong> <strong>Components</strong> 2.3<br />

The rectangle can be placed freely in the display, so that Top can be<br />

set from 0 to the height of the display minus the height of the field in<br />

pixels.<br />

Whether rectangles can be used and in which manner can be found<br />

in the hardware description of each display.<br />

Right Specifies the position of the lower−right corner along the X axis (distance from the left display margin).<br />

Values for these parameters begin with 0 on the left margin and increase to the width of the display<br />

minus one pixel (on the right margin). The value here must be larger than that in the Left field.<br />

18 3.2.1.3 Static Picture Element Rectangle − Reference

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