Qore Programming Language: include/qore/QoreFloatNode.h (6585) Source File

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QoreFloatNode.h
1 /* -*- mode: c++; indent-tabs-mode: nil -*- */
2 /*
3 QoreFloatNode.h
4
5 Qore Programming Language
6
7 Copyright 2003 - 2013 David Nichols
8
9 This library is free software; you can redistribute it and/or
10 modify it under the terms of the GNU Lesser General Public
11 License as published by the Free Software Foundation; either
12 version 2.1 of the License, or (at your option) any later version.
13
14 This library is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
18
19 You should have received a copy of the GNU Lesser General Public
20 License along with this library; if not, write to the Free Software
21 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24 #ifndef _QORE_QOREFLOATNODE_H
25
26 #define _QORE_QOREFLOATNODE_H
27
28 class LocalVar;
29 class QoreTypeInfo;
30
32 class QoreFloatNode : public SimpleValueQoreNode {
33 private:
35 DLLLOCAL virtual bool getAsBoolImpl() const;
36
38 DLLLOCAL virtual int getAsIntImpl() const;
39
41 DLLLOCAL virtual int64 getAsBigIntImpl() const;
42
44 DLLLOCAL virtual double getAsFloatImpl() const;
45
46 protected:
48
51 DLLEXPORT virtual ~QoreFloatNode();
52
53 public:
55 double f;
56
58
61 DLLEXPORT QoreFloatNode(double n_f);
62
64 DLLEXPORT QoreFloatNode();
65
67
72 DLLEXPORT virtual QoreString *getStringRepresentation(bool &del) const;
73
75
78 DLLEXPORT virtual void getStringRepresentation(QoreString &str) const;
79
81
87 DLLEXPORT virtual class DateTime *getDateTimeRepresentation(bool &del) const;
88
90
94 DLLEXPORT virtual void getDateTimeRepresentation(DateTime &dt) const;
95
97
103 DLLEXPORT virtual int getAsString(QoreString &str, int foff, class ExceptionSink *xsink) const;
104
106
112 DLLEXPORT virtual QoreString *getAsString(bool &del, int foff, class ExceptionSink *xsink) const;
113
115
118 DLLEXPORT virtual class AbstractQoreNode *realCopy() const;
119
121
126 DLLEXPORT virtual bool is_equal_soft(const AbstractQoreNode *v, ExceptionSink *xsink) const;
127
129
134 DLLEXPORT virtual bool is_equal_hard(const AbstractQoreNode *v, ExceptionSink *xsink) const;
135
137
140 DLLEXPORT virtual const char *getTypeName() const;
141
143 DLLLOCAL virtual AbstractQoreNode *parseInit(LocalVar *oflag, int pflag, int &lvids, const QoreTypeInfo *&typeInfo);
144
146
149 DLLLOCAL static const char *getStaticTypeName() {
150 return "float";
151 }
152
154 DLLLOCAL static qore_type_t getStaticTypeCode() {
155 return NT_FLOAT;
156 }
157
159 DLLLOCAL static double getValue(AbstractQoreNode *v) {
160 return v->getAsFloat();
161 }
162 };
163
164 #endif
QoreFloatNode::getDateTimeRepresentation
virtual DLLEXPORT class DateTime * getDateTimeRepresentation(bool &del) const
returns the DateTime representation of this value and sets del to true
QoreFloatNode::~QoreFloatNode
virtual DLLEXPORT ~QoreFloatNode()
the destructor is protected because it should not be called directly
QoreFloatNode::getAsString
virtual DLLEXPORT int getAsString(QoreString &str, int foff, class ExceptionSink *xsink) const
concatenate the string representation of the floating-point value to an existing QoreString ...
QoreFloatNode::QoreFloatNode
DLLEXPORT QoreFloatNode()
creates a new floating-point value and assigns 0.0 to it
QoreFloatNode::getValue
static DLLLOCAL double getValue(AbstractQoreNode *v)
returns the value of the argument (useful in templates)
Definition: QoreFloatNode.h:159
QoreFloatNode
Qore's floating-point value type, dynamically-allocated only, reference counted.
Definition: QoreFloatNode.h:32
QoreFloatNode::getTypeName
virtual DLLEXPORT const char * getTypeName() const
returns the type name as a c string
QoreFloatNode::f
double f
the value of the type
Definition: QoreFloatNode.h:55
AbstractQoreNode::getAsFloat
DLLEXPORT double getAsFloat() const
returns the float value of the object
DateTime
Holds absolute and relative date/time values in Qore with precision to the microsecond.
Definition: DateTime.h:85
QoreFloatNode::getStaticTypeCode
static DLLLOCAL qore_type_t getStaticTypeCode()
returns the type code (useful in templates)
Definition: QoreFloatNode.h:154
AbstractQoreNode
The base class for all value and parse types in Qore expression trees.
Definition: AbstractQoreNode.h:47
QoreFloatNode::is_equal_hard
virtual DLLEXPORT bool is_equal_hard(const AbstractQoreNode *v, ExceptionSink *xsink) const
tests for equality without type conversions (hard compare)
qore_type_t
signed short qore_type_t
used to identify unique Qore data and parse types (descendents of AbstractQoreNode) ...
Definition: common.h:59
QoreFloatNode::parseInit
virtual DLLLOCAL AbstractQoreNode * parseInit(LocalVar *oflag, int pflag, int &lvids, const QoreTypeInfo *&typeInfo)
returns the type information
QoreString
Qore's string type supported by the QoreEncoding class.
Definition: QoreString.h:42
QoreFloatNode::getStaticTypeName
static DLLLOCAL const char * getStaticTypeName()
returns the type name (useful in templates)
Definition: QoreFloatNode.h:149
QoreFloatNode::realCopy
virtual DLLEXPORT class AbstractQoreNode * realCopy() const
returns a copy of the object; the caller owns the reference count
ExceptionSink
container for holding Qore-language exception information and also for registering a "thread_exit" ca...
Definition: ExceptionSink.h:35
NT_FLOAT
const qore_type_t NT_FLOAT
type value for QoreFloatNode
Definition: node_types.h:36
SimpleValueQoreNode
base class for simple value types
Definition: AbstractQoreNode.h:417
QoreFloatNode::is_equal_soft
virtual DLLEXPORT bool is_equal_soft(const AbstractQoreNode *v, ExceptionSink *xsink) const
tests for equality with possible type conversion (soft compare)
QoreFloatNode::getStringRepresentation
virtual DLLEXPORT QoreString * getStringRepresentation(bool &del) const
returns the floating-point value converted to a string and sets del to true