1
vote
2answers
46 views

How to handle map borders in 2D-map with drag and zoom out?

Case description: The user sees a 2D-map that has limited size. He can drag this map. He can also zoom in/zoom out, like in Google Maps (the mouse pointer remains on the same coordinate, both in ...
5
votes
2answers
160 views

What is the best way to point the user somewhere offscreen in a draggable map?

Let's say you have a Google Maps like draggable map: I'd like to show the user that there is something waiting for him somewhere outside of the visible portion of the map, let's say to the left. My ...
7
votes
1answer
102 views

Re-plotting items on a map

I am working on a map based system for a control centre. The operatives who work in the control centre work on various map based events such as traffic, roadworks etc. One of the tasks the users wish ...