/*
* $Id$
* This file is a part of the Arakhne Foundation Classes, http://www.arakhne.org/afc
*
* Copyright (c) 2000-2012 Stephane GALLAND.
* Copyright (c) 2005-10, Multiagent Team, Laboratoire Systemes et Transports,
* Universite de Technologie de Belfort-Montbeliard.
* Copyright (c) 2013-2016 The original authors, and other authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.arakhne.afc.ui.vector.awt;
import java.awt.geom.PathIterator;
import java.util.NoSuchElementException;
import org.arakhne.afc.math.continous.object2d.PathElement2f;
import org.arakhne.afc.math.continous.object2d.PathIterator2f;
import org.arakhne.afc.math.generic.PathWindingRule;
/** AWT implementation of the generic path iterator.
*
* @author $Author: sgalland$
* @version $FullVersion$
* @mavengroupid $GroupId$
* @mavenartifactid $ArtifactId$
* @deprecated see JavaFX API
*/
@Deprecated
class AwtPathIterator implements PathIterator, NativeWrapper {
private final PathIterator2f pathIterator;
private PathElement2f element = null;
/**
* @param pathIterator
*/
public AwtPathIterator(PathIterator2f pathIterator) {
this.pathIterator = pathIterator;
next();
}
@Override
public <T> T getNativeObject(Class<T> type) {
return type.cast(this.pathIterator);
}
@Override
public int getWindingRule() {
PathWindingRule rule = this.pathIterator.getWindingRule();
switch(rule) {
case NON_ZERO:
return PathIterator.WIND_NON_ZERO;
case EVEN_ODD:
return PathIterator.WIND_EVEN_ODD;
default:
}
throw new IllegalArgumentException();
}
@Override
public boolean isDone() {
return this.element==null;
}
@Override
public void next() {
this.element = null;
if (this.pathIterator.hasNext())
this.element = this.pathIterator.next();
}
@Override
public int currentSegment(float[] coords) {
if (this.element==null) throw new NoSuchElementException();
switch(this.element.type) {
case MOVE_TO:
coords[0] = this.element.toX;
coords[1] = this.element.toY;
return PathIterator.SEG_MOVETO;
case LINE_TO:
coords[0] = this.element.toX;
coords[1] = this.element.toY;
return PathIterator.SEG_LINETO;
case QUAD_TO:
coords[0] = this.element.ctrlX1;
coords[1] = this.element.ctrlY1;
coords[2] = this.element.toX;
coords[3] = this.element.toY;
return PathIterator.SEG_QUADTO;
case CURVE_TO:
coords[0] = this.element.ctrlX1;
coords[1] = this.element.ctrlY1;
coords[2] = this.element.ctrlX2;
coords[3] = this.element.ctrlY2;
coords[4] = this.element.toX;
coords[5] = this.element.toY;
return PathIterator.SEG_CUBICTO;
case CLOSE:
return PathIterator.SEG_CLOSE;
default:
}
throw new IllegalStateException();
}
@Override
public int currentSegment(double[] coords) {
if (this.element==null) throw new NoSuchElementException();
switch(this.element.type) {
case MOVE_TO:
coords[0] = this.element.toX;
coords[1] = this.element.toY;
return PathIterator.SEG_MOVETO;
case LINE_TO:
coords[0] = this.element.toX;
coords[1] = this.element.toY;
return PathIterator.SEG_LINETO;
case QUAD_TO:
coords[0] = this.element.ctrlX1;
coords[1] = this.element.ctrlY1;
coords[2] = this.element.toX;
coords[3] = this.element.toY;
return PathIterator.SEG_QUADTO;
case CURVE_TO:
coords[0] = this.element.ctrlX1;
coords[1] = this.element.ctrlY1;
coords[2] = this.element.ctrlX2;
coords[3] = this.element.ctrlY2;
coords[4] = this.element.toX;
coords[5] = this.element.toY;
return PathIterator.SEG_CUBICTO;
case CLOSE:
return PathIterator.SEG_CLOSE;
default:
}
throw new IllegalStateException();
}
}