51 lines
1.7 KiB
Java
51 lines
1.7 KiB
Java
package it.cavallium.warppi.math.functions;
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import it.cavallium.warppi.gui.expression.blocks.Block;
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import it.cavallium.warppi.gui.expression.blocks.BlockChar;
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import it.cavallium.warppi.gui.expression.blocks.BlockParenthesis;
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import it.cavallium.warppi.math.Function;
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import it.cavallium.warppi.math.FunctionSingle;
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import it.cavallium.warppi.math.MathContext;
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import it.cavallium.warppi.math.MathematicalSymbols;
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import it.cavallium.warppi.util.Error;
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import it.unimi.dsi.fastutil.objects.ObjectArrayList;
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public class Negative extends FunctionSingle {
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public Negative(MathContext root, Function value) {
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super(root, value);
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}
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@Override
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public boolean equals(Object o) {
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if (o instanceof Negative) {
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return ((Negative) o).getParameter().equals(parameter);
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}
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return false;
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}
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@Override
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public Negative clone() {
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return new Negative(mathContext, parameter);
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}
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@Override
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public ObjectArrayList<Block> toBlock(MathContext context) throws Error {
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final ObjectArrayList<Block> blocks = new ObjectArrayList<>();
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blocks.add(new BlockChar(MathematicalSymbols.MINUS));
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if (new Expression(context, getParameter()).parenthesisNeeded()) {
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final BlockParenthesis par = new BlockParenthesis();
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final ObjectArrayList<Block> parBlocks = getParameter().toBlock(context);
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for (final Block b : parBlocks) {
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par.getNumberContainer().appendBlockUnsafe(b); // Skips recomputeDimension
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}
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par.recomputeDimensions(); // Recompute dimensions after appendBlockUnsafe
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blocks.add(par);
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} else {
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blocks.addAll(getParameter().toBlock(context));
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}
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return blocks;
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// throw new Error(Errors.NOT_IMPLEMENTED, "Unknown function " + getClass().getSimpleName());
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}
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}
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