2016-03-22 19:03:19 +00:00
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#include "resource_manager.hpp"
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2016-03-24 08:11:17 +00:00
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#include "whereami.h"
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2016-03-24 16:20:13 +00:00
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#include <memory>
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2016-03-22 19:03:19 +00:00
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#ifdef _WIN32
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#define FILE_SEP '\\'
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#else
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#define FILE_SEP '/'
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#endif
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ResourceManager::~ResourceManager() {
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textures.clear();
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}
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/**
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2016-03-24 08:11:17 +00:00
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* Récupère le chemin actuel de l'exécutable sous la forme
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* d'une chaîne de caractères grâce à la librairie whereami
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2016-03-22 19:03:19 +00:00
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*/
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std::string getCurrentDirectory() {
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2016-03-24 08:11:17 +00:00
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int length = wai_getExecutablePath(NULL, 0, NULL), dirname_length;
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2016-03-24 13:47:09 +00:00
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std::unique_ptr<char> buffer = std::unique_ptr<char>(new char[length + 1]);
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wai_getExecutablePath(buffer.get(), length, &dirname_length);
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2016-03-22 19:03:19 +00:00
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2016-03-24 08:11:17 +00:00
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if (dirname_length == 0) {
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throw std::runtime_error("Impossible de déterminer le chemin actuel");
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2016-03-22 19:03:19 +00:00
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}
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2016-03-24 13:47:09 +00:00
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buffer.get()[length] = '\0';
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return std::string(buffer.get()).substr(0, dirname_length);
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2016-03-22 19:03:19 +00:00
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}
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sf::Texture& ResourceManager::getTexture(std::string name) {
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// si la texture est déjà chargée, on l'utilise directement
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if (textures.count(name) > 0) {
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return textures[name];
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}
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sf::Texture texture;
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std::string path = getCurrentDirectory() + FILE_SEP + "res" + FILE_SEP + name;
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// tente de charger la texture dans le chemin "CWD/res/name"
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if (!texture.loadFromFile(path)) {
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2016-03-24 19:11:25 +00:00
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throw std::runtime_error("Impossible de charger l'image : " + name);
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2016-03-22 19:03:19 +00:00
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}
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textures[name] = texture;
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return textures[name];
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}
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