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| -rw-r--r-- | src/events.cc | 50 | ||||
| -rw-r--r-- | src/events.h | 84 |
2 files changed, 134 insertions, 0 deletions
diff --git a/src/events.cc b/src/events.cc new file mode 100644 index 0000000..c72646a --- /dev/null +++ b/src/events.cc @@ -0,0 +1,50 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * event.cc + * + * Sat Sep 18 22:02:16 CEST 2010 + * Copyright 2010 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo 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. + * + * DrumGizmo 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 DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "events.h" + +void EventQueue::post(Event *event, timepos_t time) +{ + MutexAutolock lock(mutex); + event->offset = time; + queue.insert(std::pair<timepos_t, Event*>(time, event)); +} + +Event *EventQueue::take(timepos_t time) +{ + MutexAutolock lock(mutex); + std::multimap<timepos_t, Event*>::iterator i = queue.find(time); + if(i == queue.end()) return NULL; + Event *event = i->second; + queue.erase(i); + return event; +} + +bool EventQueue::hasEvent(timepos_t time) +{ + MutexAutolock lock(mutex); + return queue.find(time) != queue.end(); +} diff --git a/src/events.h b/src/events.h new file mode 100644 index 0000000..29cad22 --- /dev/null +++ b/src/events.h @@ -0,0 +1,84 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * event.h + * + * Sat Sep 18 22:02:16 CEST 2010 + * Copyright 2010 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo 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. + * + * DrumGizmo 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 DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#ifndef __DRUMGIZMO_EVENTS_H__ +#define __DRUMGIZMO_EVENTS_H__ + +#include <map> +#include <stdio.h> +#include <string> +#include <sndfile.h> + +#include "audiofile.h" +#include "audio.h" +#include "mutex.h" + +typedef unsigned int timepos_t; + +class Event { +public: + typedef enum { + sample + } type_t; + + virtual type_t type() = 0; + + channel_t channel; + timepos_t offset; +}; + +class EventSample : public Event { +public: + EventSample(channel_t c, float g, AudioFile *af) + { + channel = c; + gain = g; + t = 0; + file = af; + } + + Event::type_t type() { return Event::sample; } + + float gain; + + unsigned int t; + + AudioFile *file; +}; + +class EventQueue { +public: + void post(Event *event, timepos_t time); + Event *take(timepos_t time); + bool hasEvent(timepos_t time); + size_t size() { return queue.size(); } + +private: + std::multimap< timepos_t, Event* > queue; + Mutex mutex; +}; + +#endif/*__DRUMGIZMO_EVENTS_H__*/ |