3 files changed, 114 insertions(+), 0 deletions(-)

A src/delays.c
A src/delays.h
M src/hiversaires.c

@@ 0,0 1,79 @@
+#include "delays.h"
+
+#include <string.h>
+#include <stdlib.h>
+
+/*
+Copyright (c) 2013-2021 Devine Lu Linvega
+2018 web port by rezmason
+2021 C89 port by rezmason
+
+Permission to use, copy, modify, and distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE.
+*/
+
+static Delay (*delays)[] = NULL;
+static double _totalTime = 0;
+static int _numDelays;
+
+void
+Delays_Init(int numDelays)
+{
+	int i;
+	_numDelays = numDelays;
+	delays = calloc(_numDelays, sizeof(Delay));
+	for(i = 0; i < _numDelays; i++) {
+		(*delays)[i].endTime = -1;
+	}
+}
+
+void
+Delays_Quit()
+{
+	free(delays);
+	delays = NULL;
+}
+
+int
+Delays_Add(double duration, void (*onComplete)(void *data), void *data)
+{
+	int i;
+	for(i = 0; i < _numDelays; i++) {
+		if((*delays)[i].onComplete == NULL) {
+			(*delays)[i].endTime = _totalTime + duration;
+			(*delays)[i].onComplete = onComplete;
+			(*delays)[i].data = data;
+			return i;
+		}
+	}
+	return -1;
+}
+
+void
+Delays_Cancel(int uid, int complete)
+{
+	void (*onComplete)() = (*delays)[uid].onComplete;
+	void *data = (*delays)[uid].data;
+	(*delays)[uid].onComplete = NULL;
+	(*delays)[uid].data = NULL;
+	(*delays)[uid].endTime = -1;
+	if(complete && onComplete != NULL) {
+		onComplete(data);
+	}
+}
+
+void
+Delays_Update(double totalTime)
+{
+	int i;
+	_totalTime = totalTime;
+	for(i = 0; i < _numDelays; i++) {
+		if((*delays)[i].endTime > 0 && (*delays)[i].endTime < _totalTime) {
+			Delays_Cancel(i, 1);
+		}
+	}
+}

@@ 0,0 1,31 @@
+#pragma once
+
+/*
+Copyright (c) 2013-2021 Devine Lu Linvega
+2018 web port by rezmason
+2021 C89 port by rezmason
+
+Permission to use, copy, modify, and distribute this software for any
+purpose with or without fee is hereby granted, provided that the above
+copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE.
+*/
+
+/*
+	This module implements delays— functions to be called
+	at some point in the future.
+*/
+
+typedef struct {
+	double endTime;
+	void (*onComplete)(void *data);
+	void *data;
+} Delay;
+
+void Delays_Init(int numDelays);
+void Delays_Quit();
+int Delays_Add(double duration, void (*onComplete)(), void *data);
+void Delays_Cancel(int uid, int complete);
+void Delays_Update(double totalTime);

@@ 10,6 10,7 @@
 #include "gui.h"
 #include "audio.h"
 #include "input.h"
+#include "delays.h"
 
 /*
 Copyright (c) 2013-2021 Devine Lu Linvega


@@ 37,6 38,7 @@ static int reset = 0;
 static int
 quit()
 {
+	Delays_Quit();
 	Audio_Quit();
 	Input_Quit();
 	GUI_Quit();


@@ 69,6 71,7 @@ processWindowResize(int w, int h)
 static void
 update(double totalTime, double deltaTime)
 {
+	Delays_Update(totalTime);
 	Play_Update(totalTime, deltaTime);
 	Stage_Update(totalTime, deltaTime);
 }


@@ 117,6 120,7 @@ Hiversaires_Run(int argc, char *argv[])
 		return quit();
 	}
 
+	Delays_Init(20);
 	Audio_Init();
 	Stage_Init();
 	GUI_Init();