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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you 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 .
+ */
+
+#ifndef INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FNUMERICFUNCTIONS_HXX
+#define INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FNUMERICFUNCTIONS_HXX
+
+#include <file/fcode.hxx>
+
+namespace connectivity
+{
+ namespace file
+ {
+ /** ABS(X)
+ Returns the absolute value of X:
+
+ > SELECT ABS(2);
+ -> 2
+ > SELECT ABS(-32);
+ -> 32
+
+ */
+ class OOp_Abs : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** SIGN(X)
+ Returns the sign of the argument as -1, 0, or 1, depending on whether X is negative, zero, or positive:
+
+ > SELECT SIGN(-32);
+ -> -1
+ > SELECT SIGN(0);
+ -> 0
+ > SELECT SIGN(234);
+ -> 1
+
+ */
+ class OOp_Sign : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** MOD(N,M)
+ %
+ Modulo (like the % operator in C). Returns the remainder of N divided by M:
+
+ > SELECT MOD(234, 10);
+ -> 4
+ > SELECT 253 % 7;
+ -> 1
+ > SELECT MOD(29,9);
+ -> 2
+ > SELECT 29 MOD 9;
+ -> 2
+ */
+ class OOp_Mod : public OBinaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const override;
+ };
+
+ /** FLOOR(X)
+ Returns the largest integer value not greater than X:
+
+ > SELECT FLOOR(1.23);
+ -> 1
+ > SELECT FLOOR(-1.23);
+ -> -2
+
+ */
+ class OOp_Floor : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** CEILING(X)
+ Returns the smallest integer value not less than X:
+
+ > SELECT CEILING(1.23);
+ -> 2
+ > SELECT CEILING(-1.23);
+ -> -1
+
+ */
+ class OOp_Ceiling : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** ROUND(X)
+ ROUND(X,D)
+ Returns the argument X, rounded to the nearest integer. With two arguments rounded to a number to D decimals.
+
+ > SELECT ROUND(-1.23);
+ -> -1
+ > SELECT ROUND(-1.58);
+ -> -2
+ > SELECT ROUND(1.58);
+ -> 2
+ > SELECT ROUND(1.298, 1);
+ -> 1.3
+ > SELECT ROUND(1.298, 0);
+ -> 1
+ > SELECT ROUND(23.298, -1);
+ -> 20
+ */
+ class OOp_Round : public ONthOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const std::vector<ORowSetValue>& lhs) const override;
+ };
+
+ /** EXP(X)
+ Returns the value of e (the base of natural logarithms) raised to the power of X:
+
+ > SELECT EXP(2);
+ -> 7.389056
+ > SELECT EXP(-2);
+ -> 0.135335
+ */
+ class OOp_Exp : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** LN(X)
+ Returns the natural logarithm of X:
+
+ > SELECT LN(2);
+ -> 0.693147
+ > SELECT LN(-2);
+ -> NULL
+
+ */
+ class OOp_Ln : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** LOG(X)
+ LOG(B,X)
+ If called with one parameter, this function returns the natural logarithm of X:
+
+ > SELECT LOG(2);
+ -> 0.693147
+ > SELECT LOG(-2);
+ -> NULL
+
+ If called with two parameters, this function returns the logarithm of X for an arbitrary base B:
+
+ > SELECT LOG(2,65536);
+ -> 16.000000
+ > SELECT LOG(1,100);
+ -> NULL
+ */
+ class OOp_Log : public ONthOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const std::vector<ORowSetValue>& lhs) const override;
+ };
+
+ /** LOG10(X)
+ Returns the base-10 logarithm of X:
+
+ > SELECT LOG10(2);
+ -> 0.301030
+ > SELECT LOG10(100);
+ -> 2.000000
+ > SELECT LOG10(-100);
+ -> NULL
+ */
+ class OOp_Log10 : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** POWER(X,Y)
+ Returns the value of X raised to the power of Y:
+
+ > SELECT POW(2,2);
+ -> 4.000000
+ > SELECT POW(2,-2);
+ -> 0.250000
+ */
+ class OOp_Pow : public OBinaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const override;
+ };
+
+ /** SQRT(X)
+ Returns the non-negative square root of X:
+
+ > SELECT SQRT(4);
+ -> 2.000000
+ > SELECT SQRT(20);
+ -> 4.472136
+ */
+ class OOp_Sqrt : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** PI()
+ Returns the value of PI. The default shown number of decimals is 5, but internally uses the full double precision for PI.
+
+ > SELECT PI();
+ -> 3.141593
+ > SELECT PI()+0.000000000000000000;
+ -> 3.141592653589793238
+
+ */
+ class OOp_Pi : public ONthOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const std::vector<ORowSetValue>& lhs) const override;
+ };
+
+ /** COS(X)
+ Returns the cosine of X, where X is given in radians:
+
+ > SELECT COS(PI());
+ -> -1.000000
+ */
+ class OOp_Cos : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** SIN(X)
+ Returns the sine of X, where X is given in radians:
+
+ > SELECT SIN(PI());
+ -> 0.000000
+
+ */
+ class OOp_Sin : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+ /** TAN(X)
+ Returns the tangent of X, where X is given in radians:
+
+ > SELECT TAN(PI()+1);
+ -> 1.557408
+ */
+ class OOp_Tan : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** ACOS(X)
+ Returns the arc cosine of X, that is, the value whose cosine is X. Returns NULL if X is not in the range -1 to 1:
+
+ > SELECT ACOS(1);
+ -> 0.000000
+ > SELECT ACOS(1.0001);
+ -> NULL
+ > SELECT ACOS(0);
+ -> 1.570796
+ */
+ class OOp_ACos : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** ASIN(X)
+ Returns the arc sine of X, that is, the value whose sine is X. Returns NULL if X is not in the range -1 to 1:
+
+ > SELECT ASIN(0.2);
+ -> 0.201358
+ > SELECT ASIN('foo');
+ -> 0.000000
+ */
+ class OOp_ASin : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** ATAN(X)
+ Returns the arc tangent of X, that is, the value whose tangent is X:
+
+ > SELECT ATAN(2);
+ -> 1.107149
+ > SELECT ATAN(-2);
+ -> -1.107149
+ */
+ class OOp_ATan : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** ATAN2(Y,X)
+ Returns the arc tangent of the two variables X and Y. It is similar to calculating the arc tangent of Y / X, except that the signs of both arguments are used to determine the quadrant of the result:
+
+ > SELECT ATAN2(-2,2);
+ -> -0.785398
+ > SELECT ATAN2(PI(),0);
+ -> 1.570796
+
+ */
+ class OOp_ATan2 : public OBinaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const override;
+ };
+
+ /** DEGREES(X)
+ Returns the argument X, converted from radians to degrees:
+
+ > SELECT DEGREES(PI());
+ -> 180.000000
+ */
+ class OOp_Degrees : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+
+ /** RADIANS(X)
+ Returns the argument X, converted from degrees to radians:
+
+ > SELECT RADIANS(90);
+ -> 1.570796
+
+ */
+ class OOp_Radians : public OUnaryOperator
+ {
+ protected:
+ virtual ORowSetValue operate(const ORowSetValue& lhs) const override;
+ };
+ }
+}
+
+#endif // INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FNUMERICFUNCTIONS_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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