How to...

This section of the manual aims to provide step by step instructions to help you achieve specific tasks.

Most of the basic functionality of the product is covered in the Getting Started section, so check there first.

 

Find information about the map you are viewing

The title of  the map, and (for marine charts only) the depth units, are shown in the title bar at the top of the window. Further information is available in the Select Map dialog. Right-click on the map, select Maps at Cursor, and select the map you are viewing. The following information is displayed, if it is available:

 

When opening a map, you can type part of the title, filename or ID number in the Search field. As you type, maps that do not match are removed from the list. You may want to add keywords to the map, for example, major place-names that it covers if these are not in the title. You can add keywords to the map in the Map List dialog.

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Plot a position or find the coordinates of a feature on the map

Whenever you point the cursor at a map window, the position is displayed in a status pane at the bottom right of the application’s frame window. So, to find the coordinates, just point at the feature and read off the position. You can select whether to use Lat and Long (using either degrees, minutes or seconds as the smallest sub-unit), or various grid systems in the Mode / Position format menu.

To mark the position more permanently, place a mark there: click on the Mark  toolbar button, then click on the position you want to mark. You can adjust the mark by dragging it. To give the mark a  name and lock its position, double click on it to open it in the Overlay Properties. Enter the name and click the Locked check-box.

To create a mark at a known set of coordinates, click the "Find" toolbar button, and enter the coordinates in the "Find Coordinates" box. Enable "Create Mark at Location" and click "View".

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Plot a visual bearing or find the distance between two points

First set the program to display bearings as magnetic.

Next see that the Data Read-out toolbar button is depressed. When you hold the mouse steady for half a second the Data box appears showing information about the cursor position.

If you have a GPS connected,  the data box shows the bearing and distance from your current position to the cursor. Simply adjust the cursor until the read-out matches your bearing.

If you want to plot bearings taken from another place, or if you want a more permanent plot, use the route tool, as follows: Click the New Route button , and click on the feature of which you took a bearing. Move the mouse pointer to your approximate position and adjust until the display shows the reciprocal of the bearing. If you just wanted a quick cross-check, you can delete the route right away be pressing the delete key, Or you can double-click to create a second waypoint and terminate the route.

The route tool also shows distance, and this is also the quickest and easiest way to find the distance between two points.

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Reduce on-screen clutter

If your display becomes cluttered with old tracks, routes, map outlines, etc, here are some ways you can clean things up:

It is a good idea to hide tracks and other objects you are not using, even if they are not in the area you are currently displaying. Redrawing a large number of objects will impair the performance, even if the objects are off-screen.

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Preserve your night vision

Memory-Map Navigator can change the color map of the map to turn the bright areas red instead of white. Simply select the Map / Night colors menu command. In addition to this, you will probably want to turn down the brightness of your display, either using the brightness control on the monitor, or the display settings on a laptop.

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Set a Proximity Alarm

A proximity alarm region is created by placing a Mark at the center of the region, and setting the Proximity Alarm Radius in the Mark's Properties dialog. The alarm region is shown as a red cross-hatched circle.

If you have a Garmin GPS that supports Proximity Alarms, the alarm region is sent to the GPS when you give the GPS / Export / Marks command. If enabled on the GPS, the GPS will alert you when you enter the alarm region.

If you are tracking your position with a GPS input, the computer will make a beep sound each time a position report is received from the GPS that is inside the alarm region. To turn off the alarm, either turn down the volume control of the computer, or double-click the mark, and un-check the "Visible" property to hide the mark.

You can create an irregularly shaped alarm region by combining several marks.

 

Print out a map

When you use the Map / Print menu, the displayed area of the map is printed. The map is resized to fill the width or height of the printed page. If you want to print with the page vertical (portrait), resize the window so it has an aspect ratio similar to the page. The image is sent to printer at a much higher resolution than it is shown on the screen, so you will be able to take advantage of the full resolution of the printer. See Printing.

Given the vagaries of windows printer drivers, it is not a good idea to use the printed maps for navigation. There is no guarantee that the aspect ratio is correct, and this affects the accuracy of plotted bearings. It is possible that the ink may run when a few drops of water get on the page, making the map unusable just when you need it most. Always carry a proper printed map designed for the activity you are undertaking.

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Display a thumbnail or overview of the map

Just press the space bar or the Alt toolbar button to show the alternate view of the map. You can scroll and zoom the alternate view just like the normal view, and press the space bar or the Alt button again to switch back. The blue rectangle in the zoomed out view shows the area of the screen in the zoomed in view.

It you want to show the normal view and overview side by side, right click on the map to open the popup menu, and select Maps at Cursor. Click on the “Open in new window” checkbox and select the same map that you currently have open. Then use the Window / Tile Horizontally menu command (or manually arrange your windows as desired).

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Control the number of track points collected

If the display appears to flicker or scrolling performance becomes sluggish, it is possible that you have collected a track log containing millions of points that is taking a long time to re-draw. This will occur even if the track is way off-screen, and you can easily fix it by deleting the track or making it invisible. To prevent the track log from getting as large again, you can set the minimum time and the minimum distance between consecutive points to the level of detail you need. Change these parameters in the Track Properties dialog Aim to keep your logs under 10000 points and you should have no trouble.

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Email overlay data to a friend

Memory-Map Navigator conveniently allows you to email routes, marks, tracks, or your current position to another user.  This is a great way to keep others up to date with your voyage or expedition. You could send data to other parties travelling with you or to friends and relatives at home.

The email recipient will need a copy of Memory-Map Navigator (the free map viewer is sufficient) and suitable digital maps or charts to view the data.

To email a single object, right-click on the object and select "Send by email". The data is exported into an "MMO" file, and sent to your default email application as an attachment. Fill in the recipient, subject and a message to accompany the data, and send it.

To email all visible objects, select the Overlay / Export / Send email menu command.

When the email arrives, the recipient can simply double-click on the attachment. Memory-Map Navigator is opened, and the map view is zoomed to show the attached objects.

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Create a HotSpot (link to an external file)

A HotSpot is an icon on the map that is linked to an external file, such as a digital photo. The easiest way to place a Hotspot is to open the folder containing the file, and drag the file onto Memory-Map Navigator. The HotSpot is positioned at the location you dropped the file.

To view the attached file, right-click on the icon and select Open file.

Hotspots can be used as Marks / Waypoints for navigation, route-planning, etc.

On Pocket Navigator, a HotSpot is automatically created at the current position whenever a new file is created in the My Documents folder, whenever the GPS is tracking the position. Eg, you can use the audio recording feature of the Pocket PC to make voice notes on the map. Simply press and hold the record button while Pocket Navigator is tracking the position.

 

 

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