replaced SDL timing with a self written timer class.

2 files changed, 157 insertions, 0 deletions

diff --git a/src/utils/timer.cpp b/src/utils/timer.cpp
new file mode 100644
index 00000000..eecbb7f1
--- /dev/null
+++ b/src/utils/timer.cpp
@@ -0,0 +1,71 @@
+/*
+ *  The Mana World Server
+ *  Copyright 2004 The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  The Mana World is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  The Mana World is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with The Mana World; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "timer.h"
+
+namespace tmwserv
+{
+namespace utils
+{
+
+Timer::Timer(signed int ms, bool createActive)
+{
+    active = createActive;
+    interval = (ms * CLOCKS_PER_SEC) / 1000;
+    nextpulse = clock() + interval;
+};
+
+bool Timer::poll()
+{
+    if (!active) return false;
+
+    if (nextpulse < clock())
+    {
+        nextpulse += interval;
+        return true;
+    }
+    else {
+        return false;
+    };
+
+};
+
+void Timer::start()
+{
+    active = true;
+    nextpulse = clock() + interval;
+};
+
+void Timer::stop()
+{
+    active = false;
+};
+
+void Timer::changeInterval(signed int ms)
+{
+    signed int newinterval = ms * CLOCKS_PER_SEC / 1000;
+    nextpulse = nextpulse - interval + newinterval;
+    interval = newinterval;
+};
+
+
+} // ::utils
+} // ::tmwserv
diff --git a/src/utils/timer.h b/src/utils/timer.h
new file mode 100644
index 00000000..14f0638a
--- /dev/null
+++ b/src/utils/timer.h
@@ -0,0 +1,86 @@
+/*
+ *  The Mana World Server
+ *  Copyright 2004 The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  The Mana World is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  The Mana World is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with The Mana World; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef _TMWSERV_TIMER_H_
+#define _TMWSERV_TIMER_H_
+
+#include <time.h>
+
+namespace tmwserv
+{
+namespace utils
+{
+
+/**
+ * This class is for timing purpose as a replacement for SDL_TIMER
+ * connections from and connecting to other computers.
+ */
+
+class Timer
+{
+    public:
+        /**
+        * Constructor.
+        */
+        Timer(signed int ms, bool createActive = true);
+
+        /**
+        * checks if the desired time has passed
+        * returns true if yes and false if not
+        */
+        bool poll();
+
+        /**
+        * activates the timer
+        */
+        void start();
+
+        /**
+        * deactivates the timer
+        */
+        void stop();
+
+        /**
+        * changes the interval between two pulses
+        */
+        void changeInterval (signed int ms);
+
+    private:
+        /**
+        * interval between two pulses
+        */
+        signed int interval;   
+
+        /**
+        * time for next pulse
+        */
+        signed int nextpulse;
+
+        /**
+        * activity status of the timer
+        */
+        bool active;
+};
+
+} // ::utils
+} // ::tmwserv
+
+#endif