13.10.3 EXIT Button

A dialogue similar to the exit dialogue in the Drawing Tool will be displayed with two buttons YES (default) and NO. If the user presses NO, the dialogue will close and program will continue. If the user presses YES, a note of the currently displayed image will be saved (if one is displayed). The program will then exit.

13.10.4 CLOSE Button

This will close the current image, clearing the main viewer of any image and stamps. It will clear the Title Number Text Entry, Supplementary Plan List Box, Supplementary Plan Images Total Display Item and Current Image Display Item.

13.10.5 Title Number Text Entry

When the user enters a title number into the text entry and presses RETURN, the related supplementary plans will populate the Supplementary Plan List Box. The first image associated to the first supplementary plan will be displayed.

The highest authorised version of a title will always be used.

The Supplementary Plan Images Total and Current Image display items will then be updated.

13.10.6 Supplementary Plan List Box  

The list box will display the image name and image name suffix, which will give something like "FFE901-1", for each supplementary plan related to the current title.

When a different entry is selected, the first image for that supplementary plan will be loaded. The Current Image Display Item should be set to 1. The Supplementary Plan Images Total Display Item should be set to the total number of images relating to the current Supplementary Plan.

13.10.7 Mono/Colour Print Radio Buttons

The Mono radio button will be defaulted to Mono at start-up. The Mono and Colour buttons can then be toggled. Depending on which button is pressed, a different print will be sent to the printer when the PRINT button is pressed.

13.10.8 X/Y Co-ordinate Display Items

The co-ordinate display items will display the number of world co-ordinates from the X, Y position of the last click on the image. The first click is assumed to be 0, 0 at startup.

13.10.9 PAN Button

When pressed, the PAN button allows the user to click on the viewer. The image will be panned to centre at the click position. The user is not be able to pan off the image.

13.10.10 RESET Button

The RESET button is a flash button. When pressed the view will be repositioned to display the bottom left of the image at the bottom left of the view (default view).

Supplementary Plan Images Total Display Item

This display item will display the total number of images relating to the current supplementary plan or 0 if there is not a current supplementary plan.

13.10.11 Current Image Display Item

This display item will display the current image relating to the current supplementary plan or 0 if there is not a current supplementary plan.

13.10.12 PREV. IMAGE Button

When pressed, this button will check that the Current Image Display Item is greater than 1. If so the previous image related to the current supplementary plan will be loaded. If the current image is the first image, no changes will be made.

13.10.13 NEXT IMAGE Button

When pressed, this button will check that the current image is less than the total number of images relating to the current supplementary plan. If so, the next image related to the current supplementary plan will be loaded. If the current image is the last image, no changes will be made.

13.10.14 REDRAW

This button causes a refresh of all open windows.

Direction Buttons (N, NE, E, SE, S, SW, W, NW)

These buttons will pan the view in the desired direction up to the maximum and minimum limits of the displayed page (e.g. once at the top of the page, pressing N should have no effect).

Viewer
This will display the current image and any associated stamps. It will be blank if there is no current image. It will take a few seconds to update when the current image is changed.