/*
* uDig - User Friendly Desktop Internet GIS client
* http://udig.refractions.net
* (C) 2004, Refractions Research Inc.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* (http://www.eclipse.org/legal/epl-v10.html), and the Refractions BSD
* License v1.0 (http://udig.refractions.net/files/bsd3-v10.html).
*
*/
package org.locationtech.udig.render.internal.feature.shapefile;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import org.locationtech.udig.core.MinMaxScaleCalculator;
import org.locationtech.udig.project.internal.ProjectPlugin;
import org.locationtech.udig.project.internal.render.Renderer;
import org.locationtech.udig.project.preferences.PreferenceConstants;
import org.locationtech.udig.project.render.AbstractRenderMetrics;
import org.locationtech.udig.project.render.IRenderContext;
import org.eclipse.jface.preference.IPreferenceStore;
import org.geotools.styling.Style;
import org.geotools.util.Range;
/**
* The metrics object for the BasicFeatureRenderer
*
* @author Jesse Eichar
* @version $Revision: 1.9 $
*/
public class ShapefileFeatureMetrics extends AbstractRenderMetrics {
protected static List<String> EXPECTED = Collections.unmodifiableList(Arrays
.asList(new String[]{"org.locationtech.udig.project.view",
"org.locationtech.udig.style.sld",}));
public ShapefileFeatureMetrics( IRenderContext context2, ShapefileFeatureMetricsFactory factory ) {
super(context2, factory, EXPECTED);
// RESOLUTION QUALITY VS SPEED TRADEOFFS
IPreferenceStore store = ProjectPlugin.getPlugin().getPreferenceStore();
boolean antiAliasing = store.getBoolean(PreferenceConstants.P_ANTI_ALIASING);
if( antiAliasing ){
this.resolutionMetric = RES_DENSE;
}
else {
this.resolutionMetric = RES_PIXEL;
}
// DATA SOURCE PERFORMANCE INDICATORS
this.latencyMetric = LATENCY_LOCAL;
this.timeToDrawMetric = DRAW_DATA_INDEX;
}
/**
* @see org.locationtech.udig.project.render.IRenderMetrics#createRenderer()
*/
public Renderer createRenderer() {
Renderer renderer = new ShapefileFeatureRenderer();
renderer.setContext(context);
renderer.setName(context.getLayer().getName());
return renderer;
}
@Override
public boolean canStyle( String styleID, Object value ) {
return value != null && value instanceof Style;
}
public Set<Range<Double>> getValidScaleRanges() {
Style style = (Style) context.getLayer().getStyleBlackboard().get(
"org.locationtech.udig.style.sld");
return MinMaxScaleCalculator.getValidScaleRanges(style);
}
}