Annotation of parser3/src/types/pa_vint.h, revision 1.21
1.12 paf 1: /** @file
1.17 paf 2: Parser: @b int parser class decl.
1.12 paf 3:
1.1 paf 4: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.12 paf 5:
1.2 paf 6: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
1.1 paf 7:
1.21 ! paf 8: $Id: pa_vint.h,v 1.20 2001/04/28 15:22:50 paf Exp $
1.1 paf 9: */
10:
11: #ifndef PA_VINT_H
12: #define PA_VINT_H
13:
1.20 paf 14: #include "classes.h"
1.10 paf 15: #include "pa_common.h"
1.5 paf 16: #include "pa_vstateless_object.h"
1.18 paf 17:
18: extern Methoded *int_class;
1.1 paf 19:
1.12 paf 20: /// value of type 'int'. implemented with @c int
1.4 paf 21: class VInt : public VStateless_object {
1.1 paf 22: public: // Value
23:
24: const char *type() const { return "int"; }
1.12 paf 25: /// VInt: this
1.15 paf 26: Value *as_expr_result(bool return_string_as_is=false) { return this; }
1.1 paf 27:
1.12 paf 28: /// VInt: finteger
1.1 paf 29: const String *get_string() {
1.7 paf 30: char *buf=(char *)pool().malloc(MAX_NUMBER);
31: snprintf(buf, MAX_NUMBER, "%d", finteger);
1.9 paf 32: return NEW String(pool(), buf);
1.1 paf 33: }
1.12 paf 34: /// VInt: finteger
1.15 paf 35: double as_double() { return finteger; }
1.12 paf 36: /// VInt: 0 or !0
1.15 paf 37: bool as_bool() { return finteger!=0; }
1.11 paf 38:
39: protected: // VAliased
40:
1.14 paf 41: /// disable .CLASS element. @see VAliased::get_element
1.16 paf 42: bool hide_class() { return true; }
1.1 paf 43:
44: public: // usage
45:
1.4 paf 46: VInt(Pool& apool, int ainteger) : VStateless_object(apool, *int_class),
1.1 paf 47: finteger(ainteger) {
48: }
49:
50: int get_int() { return finteger; }
1.8 paf 51: void set_int(int ainteger) { finteger=ainteger; }
1.1 paf 52:
1.8 paf 53: void inc(int increment) { finteger+=increment; }
54: void mul(double k) { finteger=(int)(finteger*k); }
55: void div(double d) { finteger=(int)(finteger/d); }
56: void mod(int d) { finteger%=d; }
1.1 paf 57:
58: private:
59:
60: int finteger;
61:
62: };
63:
64: #endif
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