1 /**************************************************************************
3 * Copyright 2011 Jose Fonseca
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
27 * JSON writing functions.
38 # define isfinite _finite
41 # include <math.h> // isfinite, isnan
71 JSONWriter(std::ostream &_os);
82 beginMember(const char * name);
85 beginMember(const std::string &name) {
86 beginMember(name.c_str());
99 writeString(const char *s);
102 writeString(const std::string &s) {
103 writeString(s.c_str());
107 writeBase64(const void *bytes, size_t size);
116 * Special case for char to prevent it to be written as a literal
120 writeInt(signed char n) {
122 os << std::dec << static_cast<int>(n);
128 writeInt(unsigned char n) {
130 os << std::dec << static_cast<unsigned>(n);
149 // NaN is non-standard but widely supported
151 } else if (!isfinite(n)) {
152 // Infinite is non-standard but widely supported
158 os << std::dec << std::setprecision(std::numeric_limits<T>::digits10 + 1) << n;
165 writeStringMember(const char *name, const char *s) {
172 writeBoolMember(const char *name, bool b) {
180 writeIntMember(const char *name, T n) {
187 writeImage(image::Image *image, const char *format, unsigned depth = 1);
190 #endif /* _JSON_HPP_ */