Program Listing for File console_printing.hpp

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/* BSD 3-Clause License
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#pragma once
#ifndef TCOD_CONSOLE_PRINTING_HPP_
#define TCOD_CONSOLE_PRINTING_HPP_

#include <stdio.h>

#include <array>
#include <cstdarg>
#include <optional>
#include <stdexcept>
#include <string>
#include <string_view>

#include "console_printing.h"

namespace tcod {
#ifndef TCOD_NO_UNICODE

inline void print(
    TCOD_Console& console,
    const std::array<int, 2>& xy,
    std::string_view str,
    std::optional<TCOD_ColorRGB> fg,
    std::optional<TCOD_ColorRGB> bg,
    TCOD_alignment_t alignment = TCOD_LEFT,
    TCOD_bkgnd_flag_t flag = TCOD_BKGND_SET) {
  const TCOD_ColorRGB* fg_ptr = fg ? &fg.value() : nullptr;
  const TCOD_ColorRGB* bg_ptr = bg ? &bg.value() : nullptr;
  check_throw_error(
      TCOD_console_printn(&console, xy.at(0), xy.at(1), str.size(), str.data(), fg_ptr, bg_ptr, flag, alignment));
}

inline int print_rect(
    TCOD_Console& console,
    const std::array<int, 4>& rect,
    std::string_view str,
    std::optional<TCOD_ColorRGB> fg,
    std::optional<TCOD_ColorRGB> bg,
    TCOD_alignment_t alignment = TCOD_LEFT,
    TCOD_bkgnd_flag_t flag = TCOD_BKGND_SET) {
  return check_throw_error(TCOD_console_printn_rect(
      &console,
      rect.at(0),
      rect.at(1),
      rect.at(2),
      rect.at(3),
      str.size(),
      str.data(),
      fg ? &fg.value() : nullptr,
      bg ? &bg.value() : nullptr,
      flag,
      alignment));
}

inline int get_height_rect(int width, std::string_view str) {
  return check_throw_error(TCOD_console_get_height_rect_wn(width, str.size(), str.data()));
}
[[deprecated("It is recommended that you print your own banners for frames.")]] inline void print_frame(
    struct TCOD_Console& console,
    const std::array<int, 4>& rect,
    std::string_view title,
    const TCOD_ColorRGB* fg,
    const TCOD_ColorRGB* bg,
    TCOD_bkgnd_flag_t flag = TCOD_BKGND_SET,
    bool clear = true) {
  check_throw_error(TCOD_console_printn_frame(
      &console, rect.at(0), rect.at(1), rect.at(2), rect.at(3), title.size(), title.data(), fg, bg, flag, clear));
}
#endif  // TCOD_NO_UNICODE

template <typename... T>
inline std::string stringf(const char* format, T... args) {
  const int str_length = snprintf(nullptr, 0, format, args...);
  if (str_length < 0) throw std::runtime_error("Failed to format string.");
  std::string out(str_length, '\0');
  snprintf(&out[0], str_length + 1, format, args...);
  return out;
}
}  // namespace tcod
#endif  // TCOD_CONSOLE_PRINTING_HPP_