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elmex |
1.1 |
#include <timers.h> |
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#ifndef __CEXTRACT__ |
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#include <sproto.h> |
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#endif |
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/*****************************************************************************/ |
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/* Processes all timers. */ |
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/*****************************************************************************/ |
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void cftimer_process_timers(void) |
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{ |
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int i; |
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for(i=0;i<MAX_TIMERS;i++) |
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{ |
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if (timers_table[i].mode == TIMER_MODE_CYCLES) |
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{ |
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timers_table[i].delay --; |
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if (timers_table[i].delay == 0) |
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{ |
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/* Call object timer event */ |
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timers_table[i].mode = TIMER_MODE_DEAD; |
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cftimer_process_event(timers_table[i].ob); |
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} |
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} |
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else if (timers_table[i].mode == TIMER_MODE_SECONDS) |
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{ |
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if (timers_table[i].delay <= seconds()) |
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{ |
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/* Call object timer event */ |
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timers_table[i].mode = TIMER_MODE_DEAD; |
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cftimer_process_event(timers_table[i].ob); |
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} |
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} |
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} |
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} |
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/*****************************************************************************/ |
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/* Triggers the EVENT_TIMER of the given object */ |
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/*****************************************************************************/ |
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void cftimer_process_event(object* ob) |
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{ |
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execute_event(ob, EVENT_TIMER,NULL,NULL,NULL,SCRIPT_FIX_ALL); |
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} |
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/*****************************************************************************/ |
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/* Creates a new timer. */ |
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/* - id : Desired timer identifier. */ |
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/* - delay : Desired timer delay. */ |
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/* - ob : Object that will be linked to this timer. */ |
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/* - mode : Count mode (seconds or cycles). See timers.h. */ |
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/*****************************************************************************/ |
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/* Return value: */ |
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/* TIMER_ERR_NONE : Timer was successfully created. */ |
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/* TIMER_ERR_ID : Invalid ID. */ |
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/* TIMER_ERR_MODE : Invalid mode. */ |
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/* TIMER_ERR_OBJ : Invalid object. */ |
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/*****************************************************************************/ |
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int cftimer_create(int id, long delay, object* ob, int mode) |
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{ |
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if (id >= MAX_TIMERS) |
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return TIMER_ERR_ID; |
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if (id < 0) |
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return TIMER_ERR_ID; |
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if (timers_table[id].mode != TIMER_MODE_DEAD) |
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return TIMER_ERR_ID; |
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if ((mode != TIMER_MODE_SECONDS) && (mode != TIMER_MODE_CYCLES)) |
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return TIMER_ERR_MODE; |
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if (ob == NULL) |
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return TIMER_ERR_OBJ; |
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if (find_event(ob, EVENT_TIMER) == NULL) |
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return TIMER_ERR_OBJ; |
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timers_table[id].mode = mode; |
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timers_table[id].ob = ob; |
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if (mode == TIMER_MODE_CYCLES) |
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timers_table[id].delay = delay; |
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else |
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timers_table[id].delay = seconds() + delay; |
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return TIMER_ERR_NONE; |
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} |
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/*****************************************************************************/ |
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/* Destroys an existing timer. */ |
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/* - id : Identifier of the timer to destroy. */ |
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/*****************************************************************************/ |
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/* Return value: */ |
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/* TIMER_ERR_NONE : No problem encountered. */ |
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/* TIMER_ERR_ID : Unknown ID - timer not found. */ |
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/*****************************************************************************/ |
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int cftimer_destroy(int id) |
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{ |
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if (id >= MAX_TIMERS) |
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return TIMER_ERR_ID; |
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if (id < 0) |
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return TIMER_ERR_ID; |
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timers_table[id].mode = TIMER_MODE_DEAD; |
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return TIMER_ERR_NONE; |
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} |
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/*****************************************************************************/ |
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/* Finds a free ID for a new timer. */ |
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/*****************************************************************************/ |
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/* Return value: */ |
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/* TIMER_ERR_ID : No free ID available. */ |
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/* >0 : an available ID. */ |
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/*****************************************************************************/ |
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int cftimer_find_free_id(void) |
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{ |
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int i; |
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for(i=0;i<MAX_TIMERS;i++) |
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{ |
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if (timers_table[i].mode == TIMER_MODE_DEAD) |
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return i; |
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} |
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return TIMER_ERR_ID; |
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} |
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