any suggestions? BrainDrain wrote: > > HI > I use OL with mapserver > my output projection is > "+proj=tmerc +lat_0=48.70975 +lon_0=44.51205 +k=1.000000 +x_0=0 +y_0=0 > +ellps=krass +towgs84=23.92,-141.27,-80.9,0,0,0,0 +units=m +no_defs" > this produces map images in real world units (meters) > (reprojection from input local coord. sys "+proj=tmerc +lat_0=0 +lon_0=45 > +k=1.000000 +x_0=0 +y_0=0 +ellps=krass > +towgs84=23.92,-141.27,-80.9,0,0,0,0 +units=mm +no_defs"), I need this to > combine my local web map with google map layer in OL. But using this > output projection I have integer coords calc overflow during drawing > operations (in some scales/resolutions) in vml.js, for. ex. here > drawCircle: > node.style.left = (geometry.x /resolution).toFixed() - radius;//becomes > invalid > node.style.top = (geometry.y /resolution).toFixed() - radius;//or here > I can change outp. proj to another, but how could I then correlate my > Mapserver map image to match google layer data for my locale? Could I > perfom on the fly reprojection using just OL routines (in co-operation > with proj4js)? Is It REALLY possible? or some other advices to solve my > problem... > THANK YOU VERY, VERY MUCH > "x_0=-20000 +y_0=5000000" in out. proj. fixes problems but this produces > "wrong" coords... > >
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