- afegides les habitacions de tot el joc (buides)

- minimapa mostra els numeros d'habitacio
- tecla per a fer captures de pantalla

source/core/rendering/screenshot.cpp

@@ -0,0 +1,70 @@
+#include "core/rendering/screenshot.hpp"
+
+#include <SDL3/SDL.h>
+
+#include <chrono>      // Para system_clock, time_point
+#include <ctime>       // Para localtime, strftime, time_t, tm
+#include <filesystem>  // Para create_directories
+#include <string>      // Para string
+#include <vector>      // Para vector
+
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+#include "external/stb_image_write.h"  // Para stbi_write_png
+
+#include "core/rendering/surface.hpp"  // Para Surface
+
+namespace Screenshot {
+
+    namespace {
+        // Genera la ruta del fichero y crea la carpeta si no existe
+        auto generateFilePath(std::string& filename) -> std::string {
+            std::filesystem::create_directories("screenshots");
+
+            auto now = std::chrono::system_clock::now();
+            std::time_t time = std::chrono::system_clock::to_time_t(now);
+            std::tm* tm = std::localtime(&time);
+
+            char timestamp[20];
+            std::strftime(timestamp, sizeof(timestamp), "%Y%m%d_%H%M%S", tm);
+
+            filename = std::string("scr_") + timestamp + ".png";
+            return "screenshots/" + filename;
+        }
+
+        // Convierte ARGB8888 a RGBA8888 in-place y guarda como PNG
+        auto writePng(Uint32* buffer, int width, int height, const std::string& filepath) -> bool {
+            for (int i = 0; i < width * height; ++i) {
+                Uint32 p = buffer[i];
+                Uint32 a = (p >> 24) & 0xFF;
+                Uint32 r = (p >> 16) & 0xFF;
+                Uint32 g = (p >> 8) & 0xFF;
+                Uint32 b = p & 0xFF;
+                buffer[i] = r | (g << 8) | (b << 16) | (a << 24);
+            }
+            return stbi_write_png(filepath.c_str(), width, height, 4, buffer, width * 4) != 0;
+        }
+    }  // namespace
+
+    auto save(const Surface& surface) -> std::string {
+        int width = static_cast<int>(surface.getWidth());
+        int height = static_cast<int>(surface.getHeight());
+        std::vector<Uint32> buffer(static_cast<size_t>(width * height));
+        surface.toARGBBuffer(buffer.data());
+
+        std::string filename;
+        std::string filepath = generateFilePath(filename);
+
+        return writePng(buffer.data(), width, height, filepath) ? filename : "";
+    }
+
+    auto save(const Uint32* buffer, int width, int height) -> std::string {
+        // Copia local para la conversión ARGB → RGBA
+        std::vector<Uint32> copy(buffer, buffer + static_cast<size_t>(width * height));
+
+        std::string filename;
+        std::string filepath = generateFilePath(filename);
+
+        return writePng(copy.data(), width, height, filepath) ? filename : "";
+    }
+
+}  // namespace Screenshot