/* * Copyright 2013 serso aka se.solovyev * * 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. * * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * Contact details * * Email: se.solovyev@gmail.com * Site: http://se.solovyev.org */ package org.solovyev.android.calculator.operators; import android.support.annotation.StringRes; import jscl.math.operator.*; import org.solovyev.android.calculator.R; import org.solovyev.android.calculator.entities.Category; import javax.annotation.Nonnull; public enum OperatorCategory implements Category<Operator> { common(R.string.c_fun_category_common) { @Override public boolean isInCategory(@Nonnull Operator operator) { for (OperatorCategory category : values()) { if (category != this) { if (category.isInCategory(operator)) { return false; } } } return true; } }, derivatives(R.string.derivatives) { @Override public boolean isInCategory(@Nonnull Operator operator) { return operator instanceof Derivative || operator instanceof Integral || operator instanceof IndefiniteIntegral; } }, other(R.string.other) { @Override public boolean isInCategory(@Nonnull Operator operator) { return operator instanceof Sum || operator instanceof Product; } }; @StringRes private final int title; OperatorCategory(@StringRes int title) { this.title = title; } @Override public int title() { return title; } }