WEBGIS Version 3.0
Draw Symbols on the Applet
The following is to show how API function - Draw() works. Input appropriate data in the following form to draw a symbol on the map:
N:
Lon/Lat
Screen pixels
UTM Zone 10
UTM Zone 11
UTM Zone 12
UTM Zone 13
UTM Zone 14
UTM Zone 15
UTM Zone 16
UTM Zone 17
UTM Zone 18
UTM Zone 19
Note: when N = -2, the following X and Y are screen coordinates in pixels;
when N = -1, the following X and Y are longitude and latitude in degrees;
when N > 0, N is the UTM zone number and the following X and Y are UTM easting and northing in meters.
X:
degrees/meters/pixels
Y:
degrees/meters/pixels
Symbol:
House
Restaurant
Airport
Golf course
Black dot
Back
Big dot
Blue dot
Brown dot
Cross
Cyan dot
Redraw map:
Yes,
No