Re: [Geotools-gt2-users] Get empty image using Render

2014-07-02 Thread Andrea Aime
On Thu, Jul 3, 2014 at 7:46 AM, maven apache wrote: > Hi: > > I solve the problem by set the property: > > System.setProperty("org.geotools.referencing.forceXY", "true"); > > I am not sure why but it works. > The GeoTools referencing subsystem by default uses the axis order of the official EPSG

Re: [Geotools-gt2-users] Get empty image using Render

2014-07-02 Thread maven apache
Hi: I solve the problem by set the property: System.setProperty("org.geotools.referencing.forceXY", "true"); I am not sure why but it works. On Thu, Jul 3, 2014 at 11:20 AM, maven apache wrote: > Hi Oleksandr Huziy: > > I am afraid I can not share the file because of the company policy. > >

Re: [Geotools-gt2-users] Get empty image using Render

2014-07-02 Thread maven apache
Hi Oleksandr Huziy: I am afraid I can not share the file because of the company policy. However you remind me to check the data. And I copy just one feature and save it as another shapfile, and I can get the image. But the original file have 20,000 + features, so I can not find which one cause

Re: [Geotools-gt2-users] Get empty image using Render

2014-07-02 Thread Oleksandr Huziy
Could you please share your shape file for testing? It seems that your calculated box is very small, try to zoom out a bit If I remember correctly there is a precision limit in geotools, it is certainly used for operations, not sure what happens when rendering Cheers 2014-07-02 20:08 GM

Re: [Geotools-gt2-users] Get empty image using Render

2014-07-02 Thread maven apache
I have checked the bounds, and I am sure they are the same. To make it sure again: System.out.println("map bounds:" + map.getMaxBounds()); double[] box = getWGS84LngLat(9275, 21747, 16); System.out.println(String.format("calculated box:%s %s %s %s", box[0], box[1], box[2], box[3])); ReferencedE

Re: [Geotools-gt2-users] Get empty image using Render

2014-07-02 Thread Oleksandr Huziy
Hi: Could you print map.getMaxBounds() and box and compare them? My guess is that the projection in your shape file is not epsg:4326 or something wrong with your order maybe it expects lat/lon order ie {bottom, left, top, right}?? Cheers 2014-07-02 4:48 GMT-04:00 maven apache : > Hi; > > I am