Ambient Weather WS-091-C Betriebsanweisung PDF herunterladen (Seite 82)

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Virtual Weather Station User's Guide

-82- 03/07/06

To create a map background, you must determine the

longitude and latitude of all four corners of the map.

Virtual Weather Station will automatically place the

weather stations in the proper location.

Figure 71 - Mesonet Map with Personal Weather

Stations and Real-time Radar

8.18.1.7.1 Automation

8.18.1.7.1.1 Automatic Update

This setting must be checked to automatically update the

map background image, Mesonet data and save the image

to file.

To update the Mesonet map manually, select the Update

Now button.

8.18.1.7.1.2 Start Hidden

To hide the Mesonet Map at start -up, select this option.

8.18.1.7.2 Map Image

The map image settings control the background map

display properties.

8.18.1.7.2.1 Longitude and Latitude

Enter the longitude and latitude of the four corners of the

map.

Note that longitude values are negative for the United

States. A common mistake is to enter a larger value (less

negative) on the left hand side of the map then the left hand

side of the map.

8.18.1.7.2.2 Image Height and Width

Specifies the height and width of the background image.

This settings will compress (pan) or enlarge (zoom) the

image.

8.18.1.7.2.3 Canvas Height and Width

Specifies the height and width of the map canvas. This

setting crops the right hand side and the bottom of the

imge.

8.18.1.7.2.4 Nudge Map

Nudge the map to the left right, up or down. This feature

allows you to place the corner of the map at pixel

coordinates (0,0).

8.18.1.7.3 Style

Control the style of the parameters placed onto the map

image.

8.18.1.7.3.1 Numeric Background

Controls the background field of the weather station

parameter displayed.

The color of the background will automatically change as a

function of the parameter value if the spectrum option is

selected.

8.18.1.7.3.2 Numeric Color

Controls the text of the weather station parameter

displayed.

The color of the background will automatically change as a

function of the parameter value if the spectrum option is

selected.

8.18.1.7.3.3 Color Spectrum

Select upper and lower limits for the color spectrum. The

lightness adjustment (0-255) controls the darkness of the

background to provide better contrast with the numbers.

8.18.1.7.3.4 Font Settings

Customize the font size, type, and format (bold or italic).

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