Update of /cvsroot/geotools/geotools/src/uk/ac/leeds/ccg/geotools
In directory usw-pr-cvs1:/tmp/cvs-serv7682/uk/ac/leeds/ccg/geotools
Modified Files:
LODFilter.java
Log Message:
added a constructor that uses a viewer, when this is used the level of
details are set from the percentageZoom as returned by
viewer.getZoomAsPercentage.
Index: LODFilter.java
===================================================================
RCS file: /cvsroot/geotools/geotools/src/uk/ac/leeds/ccg/geotools/LODFilter.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** LODFilter.java 2001/09/05 07:44:20 1.3
--- LODFilter.java 2001/11/20 14:50:40 1.4
***************
*** 15,18 ****
--- 15,19 ----
GeoData data;
Scaler scale;
+ Viewer view;
double lod,len,ratio;
int den;
***************
*** 24,34 ****
scale=s;
}
public final boolean isVisible(int id){
lod = data.getValue(id);
if(lod==0) return true;
! lod = (10-lod)*10;
! len = scale.toGraphics(lod);
! //System.out.println("lod "+lod+"-> "+len+" "+(len >= 1.0));
! return (len >= 1.0);
}
--- 25,49 ----
scale=s;
}
+ public LODFilter(GeoData g,Viewer v){
+ data=g;
+ view=v;
+ }
+ static final double levels[] = {100,150,200,400,1000,2000,4000};
public final boolean isVisible(int id){
lod = data.getValue(id);
if(lod==0) return true;
! if(scale!=null){
! lod = (10-lod)*10;
! len = scale.toGraphics(lod);
! //System.out.println("lod "+lod+"-> "+len+" "+(len >= 1.0));
! return (len >= 1.0);
! }
! if(view!=null){
! double perc = view.getZoomAsPercent();
! if(lod+1>levels.length) return perc>lod*1000.0;
! return perc > levels[(int)lod+1];
! }
! return false;
!
}
|
