split client into main.cc and Client class

SConstruct

@@ -23,6 +23,8 @@ if 'SFML_PATH' in os.environ:
     SFML_PATH = os.environ['SFML_PATH']
 CPPFLAGS = ['-I%s/include' % SFML_PATH]
 LIBPATH = ['%s/lib' % SFML_PATH]
+for dirent in os.listdir('src'):
+    CPPFLAGS.append('-I%s/src/%s' % (os.getcwd(), dirent))
 
 if platform == 'windows':
     # Windows-specific environment settings

src/client/Client.cc

@@ -1,45 +1,32 @@
 
-#include <getopt.h>
-#include <SFML/Window.hpp>
+#include "Client.h"
 
-int main(int argc, char *argv[])
+Client::Client(bool fullscreen)
 {
-    bool fullscreen = false;
-    for (;;)
-    {
-        int c = getopt_long(argc, argv, "f", NULL, NULL);
-        if (c == -1)
-            break;
-        switch (c)
-        {
-            case 'f':
-                fullscreen = true;
-                break;
-        }
-    }
     sf::VideoMode mode = fullscreen
         ? sf::VideoMode::getDesktopMode()
         : sf::VideoMode(800, 600, 32);
     long style = fullscreen
         ? sf::Style::Fullscreen
         : sf::Style::Resize | sf::Style::Close;
-    sf::Window window(mode, "Treacherous Terrain", style);
+    m_window = new sf::Window(mode, "Treacherous Terrain", style);
+}
 
-    while (window.isOpen())
+void Client::run()
+{
+    while (m_window->isOpen())
     {
         sf::Event event;
-        while (window.pollEvent(event))
+        while (m_window->pollEvent(event))
         {
             if (event.type == sf::Event::Closed)
-                window.close();
+                m_window->close();
 
             if ( (event.type == sf::Event::KeyPressed)
                     && (event.key.code == sf::Keyboard::Escape) )
-                window.close();
+                m_window->close();
         }
 
-        window.display();
+        m_window->display();
     }
-
-    return 0;
 }

src/client/Client.h

@@ -0,0 +1,17 @@
+
+#ifndef CLIENT_H
+#define CLIENT_H
+
+#include <SFML/Window.hpp>
+#include "refptr.h"
+
+class Client
+{
+    public:
+        Client(bool fullscreen);
+        void run();
+    protected:
+        refptr<sf::Window> m_window;
+};
+
+#endif

src/client/main.cc

@@ -0,0 +1,26 @@
+
+#include <getopt.h>
+#include "Client.h"
+
+int main(int argc, char *argv[])
+{
+    bool fullscreen = false;
+    for (;;)
+    {
+        int c = getopt_long(argc, argv, "f", NULL, NULL);
+        if (c == -1)
+            break;
+        switch (c)
+        {
+            case 'f':
+                fullscreen = true;
+                break;
+        }
+    }
+
+    Client client(fullscreen);
+
+    client.run();
+
+    return 0;
+}

src/common/refptr.h

@@ -0,0 +1,99 @@
+
+#ifndef REFPTR_H
+#define REFPTR_H REFPTR_H
+
+/* Author: Josh Holtrop
+ * Purpose: Provide a reference-counting pointer-like first order
+ *   C++ object that will free the object it is pointing to when
+ *   all references to it have been destroyed.
+ * This implementation does not solve the circular reference problem.
+ * I was not concerned with that when developing this class.
+ */
+#include <stdlib.h>             /* NULL */
+
+template <typename T>
+class refptr
+{
+    public:
+        refptr<T>();
+        refptr<T>(T * ptr);
+        refptr<T>(const refptr<T> & orig);
+        refptr<T> & operator=(const refptr<T> & orig);
+        refptr<T> & operator=(T * ptr);
+        ~refptr<T>();
+        T & operator*() const { return *m_ptr; }
+        T * operator->() const { return m_ptr; }
+        bool isNull() const { return m_ptr == NULL; }
+
+    private:
+        void cloneFrom(const refptr<T> & orig);
+        void destroy();
+
+        T * m_ptr;
+        int * m_refCount;
+};
+
+template <typename T> refptr<T>::refptr()
+{
+    m_ptr = NULL;
+    m_refCount = NULL;
+}
+
+template <typename T> refptr<T>::refptr(T * ptr)
+{
+    m_ptr = ptr;
+    m_refCount = new int;
+    *m_refCount = 1;
+}
+
+template <typename T> refptr<T>::refptr(const refptr<T> & orig)
+{
+    cloneFrom(orig);
+}
+
+template <typename T> refptr<T> & refptr<T>::operator=(const refptr<T> & orig)
+{
+    destroy();
+    cloneFrom(orig);
+    return *this;
+}
+
+template <typename T> refptr<T> & refptr<T>::operator=(T * ptr)
+{
+    destroy();
+    m_ptr = ptr;
+    m_refCount = new int;
+    *m_refCount = 1;
+    return *this;
+}
+
+template <typename T> void refptr<T>::cloneFrom(const refptr<T> & orig)
+{
+    this->m_ptr = orig.m_ptr;
+    this->m_refCount = orig.m_refCount;
+    if (m_refCount != NULL)
+        (*m_refCount)++;
+}
+
+template <typename T> refptr<T>::~refptr()
+{
+    destroy();
+}
+
+template <typename T> void refptr<T>::destroy()
+{
+    if (m_refCount != NULL)
+    {
+        if (*m_refCount <= 1)
+        {
+            delete m_ptr;
+            delete m_refCount;
+        }
+        else
+        {
+            (*m_refCount)--;
+        }
+    }
+}
+
+#endif