WarpPI/core/src/main/java/it/cavallium/warppi/math/functions/equations/Equation.java

79 lines
2.5 KiB
Java

package it.cavallium.warppi.math.functions.equations;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import it.cavallium.warppi.gui.expression.blocks.Block;
import it.cavallium.warppi.math.Function;
import it.cavallium.warppi.math.FunctionOperator;
import it.cavallium.warppi.math.MathContext;
import it.cavallium.warppi.math.solver.SolveMethod;
import it.cavallium.warppi.util.Error;
import it.unimi.dsi.fastutil.objects.ObjectArrayList;
public class Equation extends FunctionOperator {
public Equation(final MathContext root, final Function value1, final Function value2) {
super(root, value1, value2);
}
public List<Function> solve(final char variableCharacter) {
@SuppressWarnings("unused")
final ObjectArrayList<Equation> e;
//TODO: WORK IN PROGRESS.
//TODO: Finire. Fare in modo che risolva i passaggi fino a che non ce ne sono più
return null;
}
//WORK IN PROGRESS
public ObjectArrayList<Equation> solveStep(final char charIncognita) {
ObjectArrayList<Equation> result = new ObjectArrayList<>();
result.add(clone());
for (final SolveMethod t : SolveMethod.techniques) {
final ObjectArrayList<Equation> newResults = new ObjectArrayList<>();
final int sz = result.size();
for (int n = 0; n < sz; n++) {
newResults.addAll(t.solve(result.get(n)));
}
final Set<Equation> hs = new HashSet<>();
hs.addAll(newResults);
newResults.clear();
newResults.addAll(hs);
result = newResults;
}
// TODO: controllare se è a posto
return result;
}
@Override
public Equation clone() {
return new Equation(mathContext, parameter1 == null ? null : parameter1.clone(), parameter2 == null ? null : parameter2.clone());
}
@Override
public Equation clone(MathContext c) {
return new Equation(c, parameter1 == null ? null : parameter1.clone(c), parameter2 == null ? null : parameter2.clone(c));
}
@Override
public boolean equals(final Object o) {
if (o instanceof Equation) {
final FunctionOperator f = (FunctionOperator) o;
return parameter1.equals(f.getParameter1()) && parameter2.equals(f.getParameter2());
}
return false;
}
@Override
public ObjectArrayList<Block> toBlock(final MathContext context) throws Error {
// TODO Auto-generated method stub
return null;
}
@Override
public <Argument, Result> Result accept(final Function.Visitor<Argument, Result> visitor, final Argument argument) {
return visitor.visit(this, argument);
}
}