Program Listing for File console_drawing.h

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/* BSD 3-Clause License
 *
 * Copyright © 2008-2025, Jice and the libtcod contributors.
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 * modification, are permitted provided that the following conditions are met:
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 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
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 *    this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#pragma once
#ifndef TCOD_CONSOLE_DRAWING_H_
#define TCOD_CONSOLE_DRAWING_H_
#ifdef __cplusplus
#include <array>
#include <optional>
#endif  // __cplusplus
#include "config.h"
#include "console_types.h"
#ifdef __cplusplus
extern "C" {
#endif  // __cplusplus
TCOD_PUBLIC void TCOD_console_rect(TCOD_Console* con, int x, int y, int rw, int rh, bool clear, TCOD_bkgnd_flag_t flag);
TCOD_PUBLIC void TCOD_console_hline(TCOD_Console* con, int x, int y, int l, TCOD_bkgnd_flag_t flag);
TCOD_PUBLIC void TCOD_console_vline(TCOD_Console* con, int x, int y, int l, TCOD_bkgnd_flag_t flag);
// Next functions are provisional unless given an added version.
TCOD_PUBLIC void TCOD_console_put_rgb(
    TCOD_Console* __restrict console,
    int x,
    int y,
    int ch,
    const TCOD_color_t* fg,
    const TCOD_color_t* bg,
    TCOD_bkgnd_flag_t flag);
TCOD_PUBLIC TCOD_Error TCOD_console_draw_rect_rgb(
    TCOD_Console* __restrict console,
    int x,
    int y,
    int width,
    int height,
    int ch,
    const TCOD_color_t* fg,
    const TCOD_color_t* bg,
    TCOD_bkgnd_flag_t flag);
TCOD_PUBLIC TCOD_Error TCOD_console_draw_frame_rgb(
    struct TCOD_Console* __restrict con,
    int x,
    int y,
    int width,
    int height,
    const int* __restrict decoration,
    const TCOD_ColorRGB* __restrict fg,
    const TCOD_ColorRGB* __restrict bg,
    TCOD_bkgnd_flag_t flag,
    bool clear);
#ifdef __cplusplus
}  // extern "C"
namespace tcod {

inline void draw_rect(
    TCOD_Console& console,
    const std::array<int, 4>& rect,
    int ch,
    std::optional<TCOD_ColorRGB> fg,
    std::optional<TCOD_ColorRGB> bg,
    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;
  tcod::check_throw_error(
      TCOD_console_draw_rect_rgb(&console, rect.at(0), rect.at(1), rect.at(2), rect.at(3), ch, fg_ptr, bg_ptr, flag));
}

inline void draw_frame(
    TCOD_Console& console,
    const std::array<int, 4>& rect,
    const std::array<int, 9>& decoration,
    std::optional<TCOD_ColorRGB> fg,
    std::optional<TCOD_ColorRGB> bg,
    TCOD_bkgnd_flag_t flag = TCOD_BKGND_SET,
    bool clear = true) {
  const TCOD_ColorRGB* fg_ptr = fg ? &fg.value() : nullptr;
  const TCOD_ColorRGB* bg_ptr = bg ? &bg.value() : nullptr;
  tcod::check_throw_error(TCOD_console_draw_frame_rgb(
      &console, rect.at(0), rect.at(1), rect.at(2), rect.at(3), decoration.data(), fg_ptr, bg_ptr, flag, clear));
}
}  // namespace tcod
#endif  // __cplusplus
#endif  // TCOD_CONSOLE_DRAWING_H_