X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Ftimer.cpp;h=9c94f581c421cf1fc606be0d67cae8059a919e0c;hb=80acfab92ae7bdb38609bb74565ccac5dd329a2b;hp=bff15a9444dc82ef18222788031e90fde7d54d46;hpb=ef208e1b7d93b6e434c17df26c8edcaa51088539;p=supertux.git

diff --git a/src/timer.cpp b/src/timer.cpp
index bff15a944..9c94f581c 100644
--- a/src/timer.cpp
+++ b/src/timer.cpp
@@ -1,134 +1,61 @@
+//  $Id$
 //
-// C Implementation: timer
+//  SuperTux
+//  Copyright (C) 2006 Matthias Braun <matze@braunis.de>
 //
-// Description:
-//
-//
-// Author: Tobias Glaesser <tobi.web@gmx.de>, (C) 2004
-//
-// Copyright: See COPYING file that comes with this distribution
+//  This program 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 (at your option) any later version.
 //
+//  This program 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 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 "timer.h"
+#include <math.h>
+#include "timer.hpp"
 
-unsigned int st_pause_ticks, st_pause_count;
+float game_time = 0;
+float real_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)
+void
+Timer::start(float period, bool cyclic)
 {
-  st_pause_count = SDL_GetTicks();
+  this->period = period;
+  this->cyclic = cyclic;
+  cycle_start = game_time;
 }
 
-void st_pause_ticks_stop(void)
+bool
+Timer::check()
 {
-  st_pause_ticks += SDL_GetTicks() - st_pause_count;
-  st_pause_count = 0;
-}
-
-void timer_init(timer_type* ptimer, int st_ticks)
-{
-  ptimer->period = 0;
-  ptimer->time = 0;
-
-  if(st_ticks == YES)
-    ptimer->get_ticks = st_get_ticks;
-  else
-    ptimer->get_ticks = SDL_GetTicks;
-
-}
+  if(period == 0)
+    return false;
 
-void timer_start(timer_type* ptimer, unsigned int period)
-{
-  ptimer->time = ptimer->get_ticks();
-  ptimer->period = period;
-}
-
-void timer_stop(timer_type* ptimer)
-{
-  if(ptimer->get_ticks == st_get_ticks)
-    timer_init(ptimer,YES);
-  else
-    timer_init(ptimer,NO);
-}
-
-int timer_check(timer_type* ptimer)
-{
-  if((ptimer->time != 0) && (ptimer->time + ptimer->period > ptimer->get_ticks()))
-    return YES;
-  else
-    {
-      ptimer->time = 0;
-      return NO;
+  if(game_time - cycle_start >= period) {
+    if(cyclic) {
+      cycle_start = game_time - fmodf(game_time - cycle_start, period);
+    } else {
+      period = 0;
     }
-}
-
-int timer_started(timer_type* ptimer)
-{
-  if(ptimer->time != 0)
-    return YES;
-  else
-    return NO;
-}
-
-int timer_get_left(timer_type* ptimer)
-{
-  return (ptimer->period - (ptimer->get_ticks() - ptimer->time));
-}
-
-int timer_get_gone(timer_type* ptimer)
-{
-  return (ptimer->get_ticks() - ptimer->time);
-}
-
-void timer_fwrite(timer_type* ptimer, FILE* fi)
-{
-  unsigned int diff_ticks;
-  int tick_mode;
-  if(ptimer->time != 0)
-    diff_ticks = ptimer->get_ticks() - ptimer->time;
-  else
-    diff_ticks = 0;
-
-  fwrite(&ptimer->period,sizeof(unsigned int),1,fi);
-  fwrite(&diff_ticks,sizeof(unsigned int),1,fi);
-  if(ptimer->get_ticks == st_get_ticks)
-      tick_mode = YES;
-  else
-      tick_mode = NO;
-  fwrite(&tick_mode,sizeof(unsigned int),1,fi);
-}
-
-void timer_fread(timer_type* ptimer, FILE* fi)
-{
-  unsigned int diff_ticks;
-  int tick_mode;
-  fread(&ptimer->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 == YES)
-    ptimer->get_ticks = st_get_ticks;
-  else
-    ptimer->get_ticks = SDL_GetTicks;
-  if(diff_ticks != 0)
-    ptimer->time = ptimer->get_ticks() - diff_ticks;
-  else
-    ptimer->time = 0;
+    return true;
+  }
 
+  return false;
 }
-