ArduinoJson/src/Internals/IndentedPrint.cpp

// Copyright Benoit Blanchon 2014
// MIT License
//
// Arduino JSON library
// https://github.com/bblanchon/ArduinoJson

#include "../../include/ArduinoJson/Internals/IndentedPrint.hpp"

using namespace ArduinoJson::Internals;

void IndentedPrint::indent() {
  if (level < MAX_LEVEL) level++;
}

void IndentedPrint::unindent() {
  if (level > 0) level--;
}

void IndentedPrint::setTabSize(uint8_t n) {
  if (n < MAX_TAB_SIZE) tabSize = n;
}

size_t IndentedPrint::write(uint8_t c) {
  size_t n = 0;

  if (isNewLine) n += writeTabs();

  n += sink->write(c);

  isNewLine = c == '\n';

  return n;
}

inline size_t IndentedPrint::writeTabs() {
  size_t n = 0;

  for (int i = 0; i < level * tabSize; i++) n += sink->write(' ');

  return n;
}