建档

source/Tool/Logger.cpp

@@ -0,0 +1,110 @@
+#include "Logger.h"
+
+Logger::Logger() 
+    : m_logFile(nullptr)
+    , m_initialized(false)
+    , m_originalCallback(nullptr)
+    , m_originalUserdata(nullptr)
+{
+}
+
+Logger::~Logger()
+{
+    Close();
+}
+
+bool Logger::Init()
+{
+    if (m_initialized) {
+        return true;
+    }
+
+    // 获取当前工作目录
+    char cwd[1024];
+    if (getcwd(cwd, sizeof(cwd)) == nullptr) {
+        return false;
+    }
+
+    // 构建日志文件路径
+    std::string logPath = std::string(cwd) + "/log.txt";
+    
+    // 打开日志文件（追加模式）
+    m_logFile = fopen(logPath.c_str(), "a");
+    if (!m_logFile) {
+        return false;
+    }
+
+    // 保存原始的SDL日志回调
+    SDL_LogGetOutputFunction(&m_originalCallback, &m_originalUserdata);
+    
+    // 设置自定义的SDL日志回调
+    SDL_LogSetOutputFunction(SDLLogCallback, this);
+    
+    m_initialized = true;
+    
+    // 使用SDL_Log写入初始化信息（这会同时输出到文件和原始目标）
+    SDL_Log("Logger initialized successfully - Log file: %s", logPath.c_str());
+    
+    return true;
+}
+
+void Logger::Close()
+{
+    if (m_initialized) {
+        if (m_logFile) {
+            SDL_Log("Logger shutting down");
+            fflush(m_logFile);
+            fclose(m_logFile);
+            m_logFile = nullptr;
+        }
+        
+        // 恢复原始的SDL日志回调
+        if (m_originalCallback) {
+            SDL_LogSetOutputFunction(m_originalCallback, m_originalUserdata);
+        }
+        
+        m_initialized = false;
+    }
+}
+
+void Logger::SDLLogCallback(void* userdata, int category, SDL_LogPriority priority, const char* message)
+{
+    Logger* logger = static_cast<Logger*>(userdata);
+    
+    // 首先调用原始回调（保持控制台输出等功能）
+    if (logger->m_originalCallback) {
+        logger->m_originalCallback(logger->m_originalUserdata, category, priority, message);
+    }
+    
+    // 然后写入到日志文件
+    if (logger->m_initialized && logger->m_logFile) {
+        std::string timestamp = logger->GetCurrentTime();
+        
+        const char* priorityStr = "UNKNOWN";
+        switch (priority) {
+            case SDL_LOG_PRIORITY_VERBOSE: priorityStr = "VERBOSE"; break;
+            case SDL_LOG_PRIORITY_DEBUG: priorityStr = "DEBUG"; break;
+            case SDL_LOG_PRIORITY_INFO: priorityStr = "INFO"; break;
+            case SDL_LOG_PRIORITY_WARN: priorityStr = "WARN"; break;
+            case SDL_LOG_PRIORITY_ERROR: priorityStr = "ERROR"; break;
+            case SDL_LOG_PRIORITY_CRITICAL: priorityStr = "CRITICAL"; break;
+            default: break;
+        }
+        
+        fprintf(logger->m_logFile, "[%s][%s] %s\n", timestamp.c_str(), priorityStr, message);
+        fflush(logger->m_logFile);
+    }
+}
+
+std::string Logger::GetCurrentTime()
+{
+    time_t rawTime;
+    struct tm* timeInfo;
+    char buffer[80];
+
+    time(&rawTime);
+    timeInfo = localtime(&rawTime);
+
+    strftime(buffer, sizeof(buffer), "%Y-%m-%d %H:%M:%S", timeInfo);
+    return std::string(buffer);
+}