SkParse.cpp File Reference

#include "include/core/SkScalar.h"
#include "include/core/SkTypes.h"
#include "include/private/base/SkTo.h"
#include "include/utils/SkParse.h"
#include <cstdint>
#include <cstdlib>
#include <cstring>
#include <limits>
#include <string>

Go to the source code of this file.

Functions
static bool	is_between (int c, int min, int max)
static bool	is_ws (int c)
static bool	is_digit (int c)
static bool	is_sep (int c)
static int	to_hex (int c)
static bool	is_hex (int c)
static const char *	skip_ws (const char str[])
static const char *	skip_sep (const char str[])
static bool	lookup_str (const char str[], const char **table, int count)

Function Documentation

is_between()

static bool is_between ( int  c, int  min, int  max  )

inlinestatic

Definition at line 19 of file SkParse.cpp.

{
    return (unsigned)(c - min) <= (unsigned)(max - min);
}

is_digit()

static bool is_digit ( int  c )

inlinestatic

Definition at line 29 of file SkParse.cpp.

{
    return is_between(c, '0', '9');
}

is_hex()

static bool is_hex ( int  c )

inlinestatic

Definition at line 51 of file SkParse.cpp.

{
    return to_hex(c) >= 0;
}

is_sep()

static bool is_sep ( int  c )

inlinestatic

Definition at line 34 of file SkParse.cpp.

{
    return is_ws(c) || c == ',' || c == ';';
}

is_ws()

static bool is_ws ( int  c )

inlinestatic

Definition at line 24 of file SkParse.cpp.

{
    return is_between(c, 1, 32);
}

lookup_str()

static bool lookup_str ( const char  str[], const char **  table, int  count  )

static

Definition at line 252 of file SkParse.cpp.

{
    while (--count >= 0)
        if (!strcmp(str, table[count]))
            return true;
    return false;
}

skip_sep()

static const char * skip_sep ( const char  str[] )

static

Definition at line 64 of file SkParse.cpp.

{
    SkASSERT(str);
    while (is_sep(*str))
        str++;
    return str;
}

skip_ws()

static const char * skip_ws ( const char  str[] )

static

Definition at line 56 of file SkParse.cpp.

{
    SkASSERT(str);
    while (is_ws(*str))
        str++;
    return str;
}

to_hex()

static int to_hex ( int  c )

static

Definition at line 39 of file SkParse.cpp.

{
    if (is_digit(c))
        return c - '0';
 
    c |= 0x20;  // make us lower-case
    if (is_between(c, 'a', 'f'))
        return c + 10 - 'a';
    else
        return -1;
}