Changes

<table cellspacing="5" cellpadding="0" style="float: right; clear: right; color: black; background: #f9f9f9; border: 1px solid #aaa; width: 22em; margin: 0 0 1.0em 1.0em; padding: 0.2em; border-spacing: 0.4em 0; text-align: center; line-height: 1.4em; font-size: 88%; background-color: #f5faff; font-size: 90%; width: auto; line-height: 1.6em; width:150px;;;" class="vertical-navbox nowraplinks"><th style="padding: 0.2em 0.4em 0.2em; font-size: 145%; line-height: 1.2em; font-weight: bold; background-color: #9aa8b5; font-size: 125%" class="">Related Topics</th><tr><td style="padding-top: 0.2em; font-weight: bold; background-color: #cee0f2" class="">Daily Activities</td></tr><tr><td style="padding-bottom: 0.2em; text-align: left">[[IMSMA Navigation Window | IMSMA Navigation]]<br />[[Theme Manager Window | Theme Manager]]<br />[[Current View Windows | Current View]]<br />[[Field Reports | Field Reports]]<br />[[Geospatial Data | Geospatial Data]]<br /></td></tr><tr><td style="padding-top: 0.2em; font-weight: bold; background-color: #cee0f2" class="">How To Information</td></tr><tr><td style="padding-bottom: 0.2em; text-align: left">[[HowTo:Identify Objects on the Map{{note|Identify Objects]]<br />[[HowTo:The Measure Distance on functionality is available only if you are using a projected coordinate system. The functionality is disabled if the Map|Measure Distance]]<br />coordinate system you are using is unknown or geographic. See [[HowTo:Reposition Change the Map Image|Reposition Map ImageProjection]]<br />[[HowTo:Lasso an Area on the Map|Lasso an Area]]<br />[[HowTo:Zoom in on and Recentre the Map<!-- Is this the actual title of the article? -->|Zoom in/Recentre]]<br /></td></tr></table>for more details.}}

The [[Image:MeasureLnIcon.png]] button allows you to measure lines, polylines, and polygons on the map. {| class="wikitable"|-| [[File:Note.jpg | 40px]] || <p>The Measure Distance functionality is available only if you are using a projected coordinate system. The functionality is disabled if the coordinate system you are using is unknown or geographic. See the How to change the map projection section on page 25 for more details.</p><p>The Measure Distance functionality is available only if you are using a projected coordinate system. The functionality is disabled if the coordinate system you are using is unknown or geographic. See the How to change the map projection section on page 25 for more details.</p>|} To measure distances on the map:

<li>Click the [[Image:MeasureLnIcon.png]] button to enable the measure distance control.</li>The Measure window displays.

[[Image:fig16.png|center|''Figure 16. Measure Window'']]

''Figure 16. Measure Window''

{| class="wikitable" width="600" style="margin:auto;"

| align="center" colspan="2" | '''Table 14. Measure Window Buttons'''

| [[Image:MeasureLineBtn.png|Measure Line]] || Measures a line.

| [[Image:MeasureAreaBtn.png|Measure and Area]] || Measures an area.'''This button is currently not functional.'''

| [[Image:ReturnBtn.png|Measure a Feature]] || Returns the length, perimeter, area, or coordinates of a feature. '''This button is currently not functional.'''

| [[Image:SnapBtnCalculateBtn.png|Show Total (on/off)]] || Snaps to features while measuringCalculates the sum of consecutive measurements.

| [[Image:CalculateBtnChgUnitBtn.png|Choose Units]] || Calculates Allows you to change the sum of consecutive measurementsmeasurement units for distance or area.

| [[Image:ChgUnitBtnClrMeasureBtn.png]] || Allows you to change Clears the measurement unitsmeasurements.

| [[Image:ClrMeasureBtnChgUnitBtn.png|Choose Measurement Type]] || Clears Allows you to change the measurementsmeasurement type between Planar, Geodesic, Loxodrome, and Great Eliptic. |}</li><li>Click the [[Image:MeasureLineBtn.png]] button to measure a line.

<ol start="2"><li>Do one of the following: </li><ul><li>To measure a line, click the {{note|The [[Image:MeasureLineBtnMeasureAreaBtn.png]] button.</li><li>To measure the area and perimeter of a polygon, click the [[Image:ReturnBtn.png]] button.</li></ul> {| class="wikitable"|-| [[File:Note.jpg | 40px]] || The [[Image:MeasureAreaBtn.png]] button is buttons are not functional. To measure the perimeter of a polygon, measure each line of the polygon to get the approximate perimeter.|}} </li>

<li>Click the points of the line or polygon that you would like to measure. To indicate the last point, double-click the last point of the line or polygon.</li>:The measurement displays in the Measure window.</olli></ol>

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