// Near Infinity - An Infinity Engine Browser and Editor
// Copyright (C) 2001 - 2005 Jon Olav Hauglid
// See LICENSE.txt for license information
package org.infinity.resource.are.viewer;
import java.util.List;
import org.infinity.datatype.SectionCount;
import org.infinity.datatype.SectionOffset;
import org.infinity.resource.StructEntry;
import org.infinity.resource.are.AreResource;
import org.infinity.resource.are.Entrance;
/**
* Manages entrance layer objects.
*/
public class LayerEntrance extends BasicLayer<LayerObjectEntrance>
{
private static final String AvailableFmt = "Entrances: %1$d";
public LayerEntrance(AreResource are, AreaViewer viewer)
{
super(are, ViewerConstants.LayerType.ENTRANCE, viewer);
loadLayer(false);
}
@Override
public int loadLayer(boolean forced)
{
if (forced || !isInitialized()) {
close();
List<LayerObjectEntrance> list = getLayerObjects();
if (hasAre()) {
AreResource are = getAre();
SectionOffset so = (SectionOffset)are.getAttribute(AreResource.ARE_OFFSET_ENTRANCES);
SectionCount sc = (SectionCount)are.getAttribute(AreResource.ARE_NUM_ENTRANCES);
if (so != null && sc != null) {
int ofs = so.getValue();
int count = sc.getValue();
List<StructEntry> listStruct = getStructures(ofs, count, Entrance.class);
for (int i = 0, size = listStruct.size(); i < size; i++) {
LayerObjectEntrance obj = new LayerObjectEntrance(are, (Entrance)listStruct.get(i));
setListeners(obj);
list.add(obj);
}
setInitialized(true);
}
}
return list.size();
}
return 0;
}
@Override
public String getAvailability()
{
int cnt = getLayerObjectCount();
return String.format(AvailableFmt, cnt);
}
}