Finished GCodeSender

xs/src/libslic3r/GCodeSender.hpp

@@ -3,28 +3,47 @@
 #ifdef BOOST_LIBS
 
 #include <myinit.h>
+#include <queue>
 #include <string>
 #include <vector>
 #include <boost/asio.hpp>
+#include <boost/bind.hpp>
+#include <boost/thread.hpp>
 
 namespace Slic3r {
 
 namespace asio = boost::asio;
 
-class GCodeSender {
+class GCodeSender : private boost::noncopyable {
     public:
     GCodeSender(std::string devname, unsigned int baud_rate);
     void send(const std::vector<std::string> &lines);
     void send(const std::string &s);
-    
+    void disconnect();
+    bool error_status() const;
+    bool is_connected() const;
+    size_t queue_size() const;
     
     private:
     asio::io_service io;
     asio::serial_port serial;
-    std::vector<std::string> lines;
+    boost::thread background_thread;
+    boost::asio::streambuf read_buffer;
+    bool open;      // whether the serial socket is connected
+    bool connected; // whether the printer is online
+    bool error;
+    mutable boost::mutex error_mutex;
     
-    void send_line(const std::string &line);
-    void read_line(std::string* line);
+    mutable boost::mutex queue_mutex;
+    std::queue<std::string> queue;
+    bool can_send;
+    size_t sent;
+    
+    void set_error_status(bool e);
+    void do_close();
+    void do_read();
+    void on_read(const boost::system::error_code& error, size_t bytes_transferred);
+    void send();
 };
 
 }