McRogueFace/deps_windows/libtcod-1.23.1-x86_64-msvc/include/libtcod/console_drawing.h

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/* BSD 3-Clause License
*
* Copyright © 2008-2022, Jice and the libtcod contributors.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 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.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* POSSIBILITY OF SUCH DAMAGE.
*/
#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
/**
* Draw a rectangle onto a console.
*
* \param con A console pointer.
* \param x The starting region, the left-most position being 0.
* \param y The starting region, the top-most position being 0.
* \param rw The width of the rectangle.
* \param rh The height of the rectangle.
* \param clear If true the drawing region will be filled with spaces.
* \param flag The blending flag to use.
*/
TCOD_PUBLIC void TCOD_console_rect(TCOD_Console* con, int x, int y, int rw, int rh, bool clear, TCOD_bkgnd_flag_t flag);
/**
* Draw a horizontal line using the default colors.
*
* \param con A console pointer.
* \param x The starting X coordinate, the left-most position being 0.
* \param y The starting Y coordinate, the top-most position being 0.
* \param l The width of the line.
* \param flag The blending flag.
*
* This function makes assumptions about the fonts character encoding.
* It will fail if the font encoding is not `cp437`.
*/
TCOD_PUBLIC void TCOD_console_hline(TCOD_Console* con, int x, int y, int l, TCOD_bkgnd_flag_t flag);
/**
* Draw a vertical line using the default colors.
*
* \param con A console pointer.
* \param x The starting X coordinate, the left-most position being 0.
* \param y The starting Y coordinate, the top-most position being 0.
* \param l The height of the line.
* \param flag The blending flag.
*
* This function makes assumptions about the fonts character encoding.
* It will fail if the font encoding is not `cp437`.
*/
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.
/**
* Place a single tile on a `console` at `x`,`y`.
*
* If `ch` is 0 then the character code will not be updated.
*
* If `fg`,`bg` is NULL then their respective colors will not be updated.
*/
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);
/**
* Draw a rectangle on a `console` with a shape of `x`,`y`,`width`,`height`.
*
* If `ch` is 0 then the character code will not be updated.
*
* If `fg`,`bg` is NULL then their respective colors will not be updated.
*/
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);
/**
Draw a decorated frame onto `console` with the shape of `x`, `y`, `width`, `height`.
`decoration[9]` is an optional array of Unicode codepoints.
If left as NULL then a single-pipe decoration is used by default.
If `decoration[9]` is given the codepoints are used for the edges, corners, and fill of the frame in this order:
0 1 2
3 4 5
6 7 8
If `fg` or `bg` is NULL then their respective colors will not be updated.
If `clear` is true then the inner area of the frame is filled with the inner decoration, which is typically space.
\rst
.. versionadded:: 1.19
\endrst
*/
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 {
/***************************************************************************
@brief Fill a region with the given graphic.
@param console A reference to a TCOD_Console.
@param rect An `{x, y, width, height}` rectangle, starting from the upper-left-most tile as zero.
@param ch The character to draw. If zero then the characters in the drawing region will not be changed.
@param fg The foreground color. The printed text is set to this color.
If std::nullopt then the foreground will be left unchanged, inheriting the previous value of the tile.
@param bg The background color. The background tile under the printed text is set to this color.
If std::nullopt then the background will be left unchanged.
@param flag The background blending flag.
@code{.cpp}
auto console = tcod::Console{80, 50};
// Draw a red background without replacing any foreground glyphs/colors.
tcod::draw_rect(console, {2, 2, 24, 24}, 0, std::nullopt, tcod::ColorRGB{255, 0, 0});
// Draw a horizontal bar.
tcod::draw_rect(console, {8, 8, 16, 1}, '-', {{255, 255, 255}}, std::nullopt);
@endcode
\rst
.. versionadded:: 1.19
\endrst
*/
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));
}
/***************************************************************************
@brief Draw a decorative frame.
@param console A reference to a TCOD_Console.
@param rect An `{x, y, width, height}` rectangle, starting from the upper-left-most tile as zero.
@param decoration The codepoints to use for the frame in row-major order.
@param fg The foreground color. The printed text is set to this color.
If std::nullopt then the foreground will be left unchanged, inheriting the previous value of the tile.
@param bg The background color. The background tile under the printed text is set to this color.
If std::nullopt then the background will be left unchanged.
@param flag The background blending flag.
@param clear If true then the center area will be cleared with the center decoration.
`decoration` is given the codepoints to be used for the edges, corners, and fill of the frame in this order:
0 1 2
3 4 5
6 7 8
@code{.cpp}
auto console = tcod::Console{80, 50};
static constexpr std::array<int, 9> LEGEND = {'0', '1', '2', '3', '4', '5', '6', '7', '8'};
tcod::draw_frame(console, {0, 0, 3, 3}, LEGEND, {{255, 255, 255}}, {{0, 0, 0}});
@endcode
\rst
.. versionadded:: 1.19
\endrst
*/
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_