/*
GeoGebra - Dynamic Mathematics for Everyone
http://www.geogebra.org
This file is part of GeoGebra.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation.
*/
/*
* AlgoDependentPoint.java
*
* Created on 30. August 2001, 21:37
*/
package org.geogebra.common.geogebra3D.kernel3D.algos;
import org.geogebra.common.geogebra3D.kernel3D.commands.ParametricProcessor3D;
import org.geogebra.common.geogebra3D.kernel3D.geos.GeoConic3D;
import org.geogebra.common.kernel.Construction;
import org.geogebra.common.kernel.StringTemplate;
import org.geogebra.common.kernel.algos.Algos;
import org.geogebra.common.kernel.arithmetic.Equation;
import org.geogebra.common.kernel.arithmetic.ExpressionNode;
import org.geogebra.common.kernel.arithmetic.ExpressionValue;
/**
*
* @author Markus
*/
public class AlgoDependentConic3D extends AlgoElement3D {
private GeoConic3D conic; // output
private ExpressionValue[] coeffX, coeffY, coeffZ;
private boolean trig;
/** Creates new dependent conic */
public AlgoDependentConic3D(Construction cons, ExpressionNode root,
ExpressionValue[] coeffX, ExpressionValue[] coeffY,
ExpressionValue[] coeffZ, boolean trig) {
super(cons);
conic = new GeoConic3D(cons);
conic.setDefinition(root);
this.coeffX = coeffX;
this.coeffY = coeffY;
this.coeffZ = coeffZ;
this.trig = trig;
setInputOutput(); // for AlgoElement
// compute value of dependent number
compute();
}
@Override
public Algos getClassName() {
return Algos.Expression;
}
// for AlgoElement
@Override
protected void setInputOutput() {
input = ((Equation) conic.getDefinition().unwrap()).getRHS()
.getGeoElementVariables();
setOnlyOutput(conic);
setDependencies(); // done by AlgoElement
}
public GeoConic3D getConic3D() {
return conic;
}
public ExpressionNode getExpressionNode() {
return conic.getDefinition();
}
// calc the current value of the arithmetic tree
@Override
public final void compute() {
try {
ExpressionNode def = conic.getDefinition();
if (trig) {
ParametricProcessor3D.updateTrigConic(conic, coeffX, coeffY,
coeffZ);
} else {
ParametricProcessor3D.updateParabola(conic, coeffX, coeffY,
coeffZ);
}
conic.setDefinition(def);
// P.setMode(temp.getMode());
} catch (Exception e) {
e.printStackTrace();
conic.setUndefined();
}
}
@Override
final public String toString(StringTemplate tpl) {
return conic.getDefinition().toString(tpl);
}
}