320 lines
6.7 KiB
C
320 lines
6.7 KiB
C
/*
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* Copyright (C) 2000-2007 Carsten Haitzler, Geoff Harrison and various contributors
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* Copyright (C) 2006-2008 Kim Woelders
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "E.h"
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#include "e16-ecore_list.h"
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#include "timers.h"
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#include <sys/time.h>
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typedef struct _qentry Qentry;
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struct _qentry
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{
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char *name;
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double at_time;
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void (*func) (int val, void *data);
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struct _qentry *next;
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int runtime_val;
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void *runtime_data;
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};
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double
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GetTime(void)
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{
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struct timeval timev;
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gettimeofday(&timev, NULL);
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return (double)timev.tv_sec + (((double)timev.tv_usec) / 1000000);
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}
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static Qentry *q_first = NULL;
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void
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DoIn(const char *name, double in_time, void (*func) (int val, void *data),
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int runtime_val, void *runtime_data)
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{
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Qentry *qe, *ptr, *pptr;
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RemoveTimerEvent(name);
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qe = EMALLOC(Qentry, 1);
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if (!qe)
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return;
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if (in_time < 0.) /* No negative in-times */
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in_time = 0.;
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if (EDebug(EDBUG_TYPE_TIMERS))
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Eprintf("DoIn %8.3f: %s\n", in_time, name);
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qe->name = Estrdup(name);
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qe->func = func;
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qe->at_time = GetTime() + in_time;
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qe->runtime_val = runtime_val;
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qe->runtime_data = runtime_data;
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/* if there is no queue it becomes the queue */
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if (!q_first)
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{
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q_first = qe;
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qe->next = NULL;
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}
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else
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{
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pptr = NULL;
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for (ptr = q_first; ptr; pptr = ptr, ptr = ptr->next)
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{
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if (ptr->at_time > qe->at_time)
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break;
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}
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if (pptr)
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pptr->next = qe;
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else
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q_first = qe;
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qe->next = ptr;
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}
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}
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double
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TimersRun(double tt)
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{
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Qentry *qe;
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double t;
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qe = q_first;
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if (!q_first)
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return 0.; /* No timers pending */
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t = tt;
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if (t <= 0.)
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t = qe->at_time;
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for (; qe; qe = q_first)
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{
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if (qe->at_time > t + 200e-6) /* Within 200 us is close enough */
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break;
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if (EDebug(EDBUG_TYPE_TIMERS))
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Eprintf("TimersRun - run %8.3lf: %s\n", qe->at_time - t, qe->name);
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/* remove it */
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q_first = qe->next;
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/* run this callback */
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qe->func(qe->runtime_val, qe->runtime_data);
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/* free the timer */
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Efree(qe->name);
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Efree(qe);
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}
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if (tt <= 0.) /* Avoid some redundant debug output */
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return tt;
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if (EDebug(EDBUG_TYPE_TIMERS) > 1)
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{
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Qentry *qp;
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for (qp = qe; qp; qp = qp->next)
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Eprintf("TimersRun - pend %8.3lf: %s\n", qp->at_time - t, qp->name);
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}
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t = (qe) ? qe->at_time - t : 0.;
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if (EDebug(EDBUG_TYPE_TIMERS))
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Eprintf("TimersRun - next in %8.3lf\n", t);
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return t;
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}
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int
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RemoveTimerEvent(const char *name)
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{
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Qentry *qe, *ptr, *pptr;
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pptr = NULL;
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for (ptr = q_first; ptr; pptr = ptr, ptr = ptr->next)
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{
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qe = ptr;
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if (strcmp(qe->name, name))
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continue;
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/* Match - remove it from the queue */
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if (pptr)
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pptr->next = qe->next;
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else
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q_first = qe->next;
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/* free it */
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Efree(qe->name);
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Efree(qe);
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/* done */
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return 1;
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}
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return 0;
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}
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/*
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* Idlers
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*/
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static Ecore_List *idler_list = NULL;
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typedef void (IdlerFunc) (void *data);
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struct _idler
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{
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int order;
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IdlerFunc *func;
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void *data;
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};
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Idler *
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IdlerAdd(int order, IdlerFunc * func, void *data)
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{
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Idler *id;
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id = EMALLOC(Idler, 1);
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if (!id)
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return NULL;
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id->order = order; /* Not used atm. */
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id->func = func;
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id->data = data;
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if (!idler_list)
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idler_list = ecore_list_new();
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ecore_list_append(idler_list, id);
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return id;
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}
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void
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IdlerDel(Idler * id)
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{
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ecore_list_node_remove(idler_list, id);
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Efree(id);
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}
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void
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IdlersRun(void)
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{
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Idler *id;
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if (EDebug(EDBUG_TYPE_IDLERS))
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Eprintf("IdlersRun\n");
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ECORE_LIST_FOR_EACH(idler_list, id) id->func(id->data);
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}
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/*
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* Animators
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*/
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#define DEBUG_ANIMATORS 0
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static Ecore_List *animator_list = NULL;
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typedef int (AnimatorFunc) (void *data);
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struct _animator
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{
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char *name;
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AnimatorFunc *func;
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void *data;
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};
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static void
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AnimatorsRun(int val __UNUSED__, void *data __UNUSED__)
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{
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Animator *an;
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int again;
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ECORE_LIST_FOR_EACH(animator_list, an)
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{
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#if DEBUG_ANIMATORS > 1
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Eprintf("AnimatorRun %p\n", an);
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#endif
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again = an->func(an->data);
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if (!again)
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AnimatorDel(an);
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}
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if (ecore_list_count(animator_list))
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DoIn("Anim", 1e-3 * Conf.animation.step, AnimatorsRun, 0, NULL);
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}
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Animator *
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AnimatorAdd(AnimatorFunc * func, void *data)
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{
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Animator *an;
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an = EMALLOC(Animator, 1);
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if (!an)
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return NULL;
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#if DEBUG_ANIMATORS
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Eprintf("AnimatorAdd %p func=%p data=%p\n", an, func, data);
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#endif
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an->name = NULL;
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an->func = func;
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an->data = data;
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if (!animator_list)
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animator_list = ecore_list_new();
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ecore_list_append(animator_list, an);
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if (ecore_list_count(animator_list) == 1)
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{
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if (Conf.animation.step <= 0)
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Conf.animation.step = 1;
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/* Animator list was empty - Add to timer qeueue */
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DoIn("Anim", 1e-3 * Conf.animation.step, AnimatorsRun, 0, NULL);
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}
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return an;
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}
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void
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AnimatorDel(Animator * an)
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{
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#if DEBUG_ANIMATORS
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Eprintf("AnimatorDel %p func=%p data=%p\n", an, an->func, an->data);
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#endif
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ecore_list_node_remove(animator_list, an);
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Efree(an->name);
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Efree(an);
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if (ecore_list_count(animator_list) == 0)
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{
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/* Animator list was empty - Add to timer qeueue */
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RemoveTimerEvent("Anim");
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}
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}
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#if 0 /* Unused */
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void *
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AnimatorGetData(Animator * an)
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{
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return an->data;
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}
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#endif
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