X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Ftimer.cpp;h=273cf8e72ce9228434a4ec13bfa2e1444b553bcf;hb=f1e15f44f709d6b4fa45e858dc12d7d701ae8ddc;hp=a8f2d754a71ab52fa7c568acb806be3c0b65b78d;hpb=84160722392a024dda42bd86ca9bd85b68c49457;p=supertux.git

diff --git a/src/timer.cpp b/src/timer.cpp
index a8f2d754a..273cf8e72 100644
--- a/src/timer.cpp
+++ b/src/timer.cpp
@@ -1,7 +1,7 @@
 //  $Id$
 // 
 //  SuperTux
-//  Copyright (C) 2004 Tobias Glaesser <tobi.web@gmx.de>
+//  Copyright (C) 2005 Matthias Braun <matze@braunis.de>
 //
 //  This program is free software; you can redistribute it and/or
 //  modify it under the terms of the GNU General Public License
@@ -17,138 +17,45 @@
 //  along with this program; if not, write to the Free Software
 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 //  02111-1307, USA.
+#include <config.h>
 
-#include "SDL.h"
-#include "defines.h"
+#include <math.h>
 #include "timer.h"
 
-unsigned int st_pause_ticks, st_pause_count;
+float global_time = 0;
 
-unsigned int st_get_ticks(void)
+Timer::Timer()
+  : period(0), cycle_start(0), cyclic(false)
 {
-  if(st_pause_count != 0)
-    return /*SDL_GetTicks()*/ - st_pause_ticks /*- SDL_GetTicks()*/ + st_pause_count;
-  else
-    return SDL_GetTicks() - st_pause_ticks;
 }
 
-void st_pause_ticks_init(void)
+Timer::~Timer()
 {
-  st_pause_ticks = 0;
-  st_pause_count = 0;
-}
-
-void st_pause_ticks_start(void)
-{
-  if(st_pause_count == 0)
-    st_pause_count = SDL_GetTicks();
-}
-
-void st_pause_ticks_stop(void)
-{
-if(st_pause_count == 0)
-return;
-
-  st_pause_ticks += SDL_GetTicks() - st_pause_count;
-  st_pause_count = 0;
-}
-
-void
-Timer::init(bool st_ticks)
-{
-  period    = 0;
-  time      = 0;
-  get_ticks = st_ticks ? st_get_ticks : SDL_GetTicks;
-}
-
-void
-Timer::start(unsigned int period_)
-{
-  time   = get_ticks();
-  period = period_;
 }
 
 void
-Timer::stop()
+Timer::start(float period, bool cyclic)
 {
-  if(get_ticks == st_get_ticks)
-    init(true);
-  else
-    init(false);
+  this->period = period;
+  this->cyclic = cyclic;
+  cycle_start = global_time;
 }
 
-int
+bool
 Timer::check()
 {
-  if((time != 0) && (time + period > get_ticks()))
-    return true;
-  else
-    {
-      time = 0;
-      return false;
+  if(period == 0)
+    return false;
+  
+  if(global_time - cycle_start >= period) {
+    if(cyclic) {
+      cycle_start = global_time - fmodf(global_time - cycle_start, period);
+    } else {
+      period = 0;
     }
-}
-
-int
-Timer::started()
-{
-  if(time != 0)
     return true;
-  else
-    return false;
-}
-
-int
-Timer::get_left()
-{
-  return (period - (get_ticks() - time));
-}
-
-int
-Timer::get_gone()
-{
-  return (get_ticks() - time);
-}
-
-void
-Timer::fwrite(FILE* fi)
-{
-  unsigned int diff_ticks;
-  int tick_mode;
-  if(time != 0)
-    diff_ticks = get_ticks() - time;
-  else
-    diff_ticks = 0;
-
-  ::fwrite(&period,sizeof(unsigned int),1,fi);
-  ::fwrite(&diff_ticks,sizeof(unsigned int),1,fi);
-  if(get_ticks == st_get_ticks)
-      tick_mode = true;
-  else
-      tick_mode = false;
-  ::fwrite(&tick_mode,sizeof(unsigned int),1,fi);
-}
-
-void
-Timer::fread(FILE* fi)
-{
-  unsigned int diff_ticks;
-  int tick_mode;
-
-  ::fread(&period,sizeof(unsigned int),1,fi);
-  ::fread(&diff_ticks,sizeof(unsigned int),1,fi);
-  ::fread(&tick_mode,sizeof(unsigned int),1,fi);
-
-  if (tick_mode)
-    get_ticks = st_get_ticks;
-  else
-    get_ticks = SDL_GetTicks;
-
-  if (diff_ticks != 0)
-    time = get_ticks() - diff_ticks;
-  else
-    time = 0;
+  }
 
+  return false;
 }
 
-/* EOF */