Annotation of parser3/src/types/pa_vint.h, revision 1.45
1.12 paf 1: /** @file
1.17 paf 2: Parser: @b int parser class decl.
1.12 paf 3:
1.43 paf 4: Copyright (c) 2001-2005 ArtLebedev Group (http://www.artlebedev.com)
1.31 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.1 paf 6: */
7:
8: #ifndef PA_VINT_H
9: #define PA_VINT_H
1.35 paf 10:
1.45 ! misha 11: static const char * const IDENT_VINT_H="$Date: 2005/11/21 10:13:43 $";
! 12:
! 13: // include
1.1 paf 14:
1.20 paf 15: #include "classes.h"
1.10 paf 16: #include "pa_common.h"
1.5 paf 17: #include "pa_vstateless_object.h"
1.18 paf 18:
1.45 ! misha 19: // defines
! 20:
! 21: #define VINT_TYPE "int"
! 22:
1.39 paf 23: extern Methoded* int_class;
1.1 paf 24:
1.12 paf 25: /// value of type 'int'. implemented with @c int
1.39 paf 26: class VInt: public VStateless_object {
1.1 paf 27: public: // Value
28:
1.45 ! misha 29: override const char* type() const { return VINT_TYPE; }
1.39 paf 30: override VStateless_class *get_class() { return int_class; }
1.34 paf 31:
1.42 paf 32: /// VInt: true
1.44 paf 33: override bool is_evaluated_expr() const { return true; }
1.25 parser 34: /// VInt: clone
1.39 paf 35: override Value& as_expr_result(bool) { return *new VInt(finteger); }
1.1 paf 36:
1.12 paf 37: /// VInt: finteger
1.39 paf 38: override const String* get_string() {
1.32 paf 39: char local_buf[MAX_NUMBER];
1.39 paf 40: size_t length=snprintf(local_buf, MAX_NUMBER, "%d", finteger);
41: return new String(strdup(local_buf, length), length);
1.1 paf 42: }
1.12 paf 43: /// VInt: finteger
1.39 paf 44: override double as_double() const { return as_int(); }
1.22 parser 45: /// VInt: finteger
1.39 paf 46: override int as_int() const { return finteger; }
1.12 paf 47: /// VInt: 0 or !0
1.39 paf 48: override bool as_bool() const { return finteger!=0; }
1.1 paf 49:
50: public: // usage
51:
1.39 paf 52: VInt(int ainteger): finteger(ainteger) {}
1.1 paf 53:
54: int get_int() { return finteger; }
1.8 paf 55: void set_int(int ainteger) { finteger=ainteger; }
1.1 paf 56:
1.8 paf 57: void inc(int increment) { finteger+=increment; }
58: void mul(double k) { finteger=(int)(finteger*k); }
59: void div(double d) { finteger=(int)(finteger/d); }
60: void mod(int d) { finteger%=d; }
1.1 paf 61:
62: private:
63:
64: int finteger;
65:
66: };
67:
68: #endif
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