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119 lines
4 KiB
C
119 lines
4 KiB
C
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/*************************************************************************/
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/* event_stream.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef EVENT_STREAM_H
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#define EVENT_STREAM_H
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#include "resource.h"
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#include "servers/audio_server.h"
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class EventStreamPlayback : public Reference {
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OBJ_TYPE(EventStreamPlayback,Reference);
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class InternalEventStream : public AudioServer::EventStream {
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public:
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AudioMixer *_get_mixer(){ return get_mixer(); }
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EventStreamPlayback *playback;
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virtual void update(uint64_t p_usec) {
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playback->_update(get_mixer(),p_usec);
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}
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virtual ~InternalEventStream() {}
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};
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InternalEventStream estream;
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RID stream;
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bool playing;
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protected:
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virtual AudioMixer* _get_mixer() { return estream._get_mixer(); }
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virtual Error _play()=0;
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virtual bool _update(AudioMixer* p_mixer, uint64_t p_usec)=0;
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virtual void _stop()=0;
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public:
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virtual Error play();
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virtual void stop();
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virtual bool is_playing() const;
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virtual void set_paused(bool p_paused)=0;
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virtual bool is_paused() const=0;
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virtual void set_loop(bool p_loop)=0;
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virtual bool is_loop_enabled() const=0;
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virtual int get_loop_count() const=0;
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virtual float get_pos() const=0;
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virtual void seek_pos(float p_time)=0;
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virtual void set_volume(float p_vol)=0;
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virtual float get_volume() const=0;
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virtual void set_pitch_scale(float p_pitch_scale)=0;
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virtual float get_pitch_scale() const=0;
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virtual void set_tempo_scale(float p_tempo_scale)=0;
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virtual float get_tempo_scale() const=0;
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virtual void set_channel_volume(int p_channel,float p_volume)=0;
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virtual float get_channel_volume(int p_channel) const=0;
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virtual float get_last_note_time(int p_channel) const=0;
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EventStreamPlayback();
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~EventStreamPlayback();
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};
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class EventStream : public Resource {
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OBJ_TYPE(EventStream,Resource);
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OBJ_SAVE_TYPE( EventStream ); //children are all saved as EventStream, so they can be exchanged
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public:
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virtual Ref<EventStreamPlayback> instance_playback()=0;
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virtual String get_stream_name() const=0;
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virtual float get_length() const=0;
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virtual int get_channel_count() const=0;
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EventStream();
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};
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#endif // EVENT_STREAM_H
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