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Diffstat (limited to 'src/SfmlUtils.h')
| -rw-r--r-- | src/SfmlUtils.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/SfmlUtils.h b/src/SfmlUtils.h new file mode 100644 index 0000000..dd63cd6 --- /dev/null +++ b/src/SfmlUtils.h @@ -0,0 +1,110 @@ +//======================================================================== +// dng +//------------------------------------------------------------------------ +// Copyright (c) 2022 Steph Enders <steph@senders.io> +// +// This software is provided 'as-is', without any express or implied +// warranty. In no event will the authors be held liable for any damages +// arising from the use of this software. +// +// Permission is granted to anyone to use this software for any purpose, +// including commercial applications, and to alter it and redistribute it +// freely, subject to the following restrictions: +// +// 1. The origin of this software must not be misrepresented; you must not +// claim that you wrote the original software. If you use this software +// in a product, an acknowledgment in the product documentation would +// be appreciated but is not required. +// +// 2. Altered source versions must be plainly marked as such, and must not +// be misrepresented as being the original software. +// +// 3. This notice may not be removed or altered from any source +// distribution. +// +//======================================================================== + +#ifndef DNG_SFML_UTILS_H +#define DNG_SFML_UTILS_H + +#include "SFML/Graphics/RectangleShape.hpp" +#include "SFML/Graphics/Text.hpp" +#include "SFML/Window/Event.hpp" +#include "SFML/Window/Keyboard.hpp" +#include <cmath> +#include <iostream> + +const float SPRITE_SIZE = 16.f; // squares +const sf::Color WALL_COLOR = sf::Color(150, 150, 150, 255); +const sf::Color BLANK_COLOR = sf::Color(216, 216, 216, 255); + +inline sf::Keyboard::Key get_key(sf::Event event) { + if (event.type == sf::Event::KeyPressed || + sf::Keyboard::isKeyPressed(event.key.code)) { + return event.key.code; + } + return sf::Keyboard::Unknown; +} + +inline sf::Vector2f to_position_xy(int x, int y) { + return {static_cast<float>(x) * SPRITE_SIZE, + static_cast<float>(y) * SPRITE_SIZE}; +} +inline sf::Vector2f to_position(const Pos &pos) { + return to_position_xy(pos.x, pos.y); +} + +inline sf::RectangleShape create_square(sf::Color color, int x, int y) { + sf::RectangleShape rect({SPRITE_SIZE - 1.f, SPRITE_SIZE - 1.f}); + rect.setFillColor(color); + rect.setOutlineColor(sf::Color::Black); + rect.setOutlineThickness(1.f); + rect.setPosition(to_position_xy(x, y)); + return rect; +} + +inline sf::RectangleShape create_wall(int x, int y) { + return create_square(WALL_COLOR, x, y); +} + +inline sf::RectangleShape create_enemy(int x, int y) { + return create_square(sf::Color::Magenta, x, y); +} + +inline sf::RectangleShape create_player(int x, int y) { + return create_square(sf::Color::Cyan, x, y); +} + +inline sf::RectangleShape create_treasure(int x, int y) { + return create_square(sf::Color::Yellow, x, y); +} + +inline sf::Vector2f round(const sf::Vector2f vector) { + return sf::Vector2f{std::round(vector.x), std::round(vector.y)}; +} + +inline sf::Text write_text(const char *msg, unsigned int fontSize, + float lineSpacing, const sf::Font &font, + const sf::Vector2u windowSize) { + sf::Text text(msg, font, fontSize); + text.setOutlineThickness(4.f); + text.setOrigin(round(sf::Vector2f{text.getLocalBounds().width / 2, + text.getLocalBounds().height / 2})); + text.setPosition(sf::Vector2f(windowSize / 2u)); + text.setLineSpacing(lineSpacing); + while (text.getGlobalBounds().top < 0 || text.getGlobalBounds().left < 0 || + static_cast<unsigned int>( + (text.getGlobalBounds().width + text.getGlobalBounds().left) * + text.getLineSpacing()) > windowSize.x || + static_cast<unsigned int>( + (text.getGlobalBounds().height + text.getGlobalBounds().top) * + text.getLineSpacing()) > windowSize.y) { + text.setCharacterSize(text.getCharacterSize() - 1); + text.setOrigin(round(sf::Vector2f{text.getLocalBounds().width / 2, + text.getLocalBounds().height / 2})); + text.setPosition(sf::Vector2f(windowSize / 2u)); + } + return text; +} + +#endif // DNG_SFML_UTILS_H
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