I guess something along these lines should do the trick (not tested)

//create map etc..


var vectorLayer = new OpenLayers.Layer.Vector("vectors");
map.addLayer(vectorLayer);

var draw = new 
OpenLayers.Control.DrawFeature(vectorLayer,OpenLayers.Handler.Path);

map.addControl(draw);

draw.events.register("featureadded",this,function(feature){map.zoomToExtent(feature.geometry.getBounds());});




On 2011-11-08 14:55, Imran Rajjad wrote: 

        if the points are in your vector layer, you can get the extent of that 
layer and set zoom accordingly
        
        
        On Tue, Nov 8, 2011 at 4:48 PM, Tac Tacelosky <[email protected]> wrote:
        

                As you're going through the points, keep track of the min/max x 
and y, then use those values to set the extent (the boundaries). 

                While you can do this in Javascript, we ended up doing that 
calculation in the server-side call that got the points, and sending it over 
with the json that used to populate the array of points.

                Tac
                
                
                On Tue, Nov 8, 2011 at 8:30 AM, BalaVignesh Kasinathan 
<[email protected]> wrote:
                

                        Hi,
                             I want to draw the line (route using x,y 
coordinate points) over the map as vector layer. After route drawn on map, i 
want to adjust the zoom level to show the complete route. How can i do this? Is 
there any direct way to do this? If not how to do using math calculations?
                        
                        Regards,
                        Bala
                        
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