I am trying to make a small map program in Visual basic 6 and as starting point to make the working space as the worldmap grid but can not find anywhere any code to guide me in right direction.
What I need help with is:
1. Drawing grid line x-axes from left to right -180 to 180 and y-axes from top to bottom 90 to -90
2. Keep constrained aspect radio when sizing the form.
3. Convert the x y to latitude and longitude mercator projection.
4. Zoom in and out.
Does any of you expert have some guidlines for me or sample code in Visual Basic 6?
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Finds all prime numbers in a range requested and places them in a public primes() array. I've demostrated a template size of 30 (2 * 3 * 5) but larger templates can be built such 210 (2 * 3 * 5 * 7) or 2310 (2 * 3 * 5 * 7 * 11).
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