godot/scene/audio/event_player.cpp
Juan Linietsky 118eed485e ObjectTypeDB was renamed to ClassDB. Types are meant to be more generic to Variant.
All usages of "type" to refer to classes were renamed to "class"
ClassDB has been exposed to GDScript.
OBJ_TYPE() macro is now GDCLASS()
2017-01-02 23:03:46 -03:00

358 lines
9.6 KiB
C++

/*************************************************************************/
/* event_player.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "event_player.h"
void EventPlayer::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_ENTER_TREE: {
//set_idle_process(false); //don't annoy
if (playback.is_valid() && autoplay && !get_tree()->is_editor_hint())
play();
} break;
case NOTIFICATION_EXIT_TREE: {
stop(); //wathever it may be doing, stop
} break;
}
}
void EventPlayer::set_stream(const Ref<EventStream> &p_stream) {
stop();
stream=p_stream;
if (stream.is_valid())
playback=stream->instance_playback();
else
playback.unref();
if (playback.is_valid()) {
playback->set_loop(loops);
playback->set_paused(paused);
playback->set_volume(volume);
for(int i=0;i<(MIN(MAX_CHANNELS,stream->get_channel_count()));i++)
playback->set_channel_volume(i,channel_volume[i]);
}
}
Ref<EventStream> EventPlayer::get_stream() const {
return stream;
}
void EventPlayer::play() {
ERR_FAIL_COND(!is_inside_tree());
if (playback.is_null()) {
return;
}
if (playback->is_playing()) {
AudioServer::get_singleton()->lock();
stop();
AudioServer::get_singleton()->unlock();
}
AudioServer::get_singleton()->lock();
playback->play();
AudioServer::get_singleton()->unlock();
}
void EventPlayer::stop() {
if (!is_inside_tree())
return;
if (playback.is_null())
return;
AudioServer::get_singleton()->lock();
playback->stop();
AudioServer::get_singleton()->unlock();
}
bool EventPlayer::is_playing() const {
if (playback.is_null())
return false;
return playback->is_playing();
}
void EventPlayer::set_loop(bool p_enable) {
loops=p_enable;
if (playback.is_null())
return;
playback->set_loop(loops);
}
bool EventPlayer::has_loop() const {
return loops;
}
void EventPlayer::set_volume(float p_volume) {
volume=p_volume;
if (playback.is_valid())
playback->set_volume(volume);
}
float EventPlayer::get_volume() const {
return volume;
}
void EventPlayer::set_volume_db(float p_db) {
if (p_db<-79)
set_volume(0);
else
set_volume(Math::db2linear(p_db));
}
float EventPlayer::get_volume_db() const {
if (volume==0)
return -80;
else
return Math::linear2db(volume);
}
void EventPlayer::set_pitch_scale(float p_pitch_scale) {
pitch_scale=p_pitch_scale;
if (playback.is_valid())
playback->set_pitch_scale(pitch_scale);
}
float EventPlayer::get_pitch_scale() const {
return pitch_scale;
}
void EventPlayer::set_tempo_scale(float p_tempo_scale) {
tempo_scale=p_tempo_scale;
if (playback.is_valid())
playback->set_tempo_scale(tempo_scale);
}
float EventPlayer::get_tempo_scale() const {
return tempo_scale;
}
String EventPlayer::get_stream_name() const {
if (stream.is_null())
return "<No Stream>";
return stream->get_name();
}
int EventPlayer::get_loop_count() const {
if (playback.is_null())
return 0;
return playback->get_loop_count();
}
float EventPlayer::get_pos() const {
if (playback.is_null())
return 0;
return playback->get_pos();
}
float EventPlayer::get_length() const {
if (stream.is_null())
return 0;
return stream->get_length();
}
void EventPlayer::seek_pos(float p_time) {
if (playback.is_null())
return;
return playback->seek_pos(p_time);
}
void EventPlayer::set_autoplay(bool p_enable) {
autoplay=p_enable;
}
bool EventPlayer::has_autoplay() const {
return autoplay;
}
void EventPlayer::set_paused(bool p_paused) {
paused=p_paused;
if (playback.is_valid())
playback->set_paused(p_paused);
}
bool EventPlayer::is_paused() const {
return paused;
}
void EventPlayer::_set_play(bool p_play) {
_play=p_play;
if (is_inside_tree()) {
if(_play)
play();
else
stop();
}
}
bool EventPlayer::_get_play() const{
return _play;
}
void EventPlayer::set_channel_volume(int p_channel,float p_volume) {
ERR_FAIL_INDEX(p_channel,MAX_CHANNELS);
channel_volume[p_channel]=p_volume;
if (playback.is_valid())
playback->set_channel_volume(p_channel,p_volume);
}
float EventPlayer::get_channel_volume(int p_channel) const{
ERR_FAIL_INDEX_V(p_channel,MAX_CHANNELS,0);
return channel_volume[p_channel];
}
float EventPlayer::get_channel_last_note_time(int p_channel) const {
if (playback.is_valid())
return playback->get_last_note_time(p_channel);
return 0;
}
void EventPlayer::_bind_methods() {
ClassDB::bind_method(_MD("set_stream","stream:EventStream"),&EventPlayer::set_stream);
ClassDB::bind_method(_MD("get_stream:EventStream"),&EventPlayer::get_stream);
ClassDB::bind_method(_MD("play"),&EventPlayer::play);
ClassDB::bind_method(_MD("stop"),&EventPlayer::stop);
ClassDB::bind_method(_MD("is_playing"),&EventPlayer::is_playing);
ClassDB::bind_method(_MD("set_paused","paused"),&EventPlayer::set_paused);
ClassDB::bind_method(_MD("is_paused"),&EventPlayer::is_paused);
ClassDB::bind_method(_MD("set_loop","enabled"),&EventPlayer::set_loop);
ClassDB::bind_method(_MD("has_loop"),&EventPlayer::has_loop);
ClassDB::bind_method(_MD("set_volume","volume"),&EventPlayer::set_volume);
ClassDB::bind_method(_MD("get_volume"),&EventPlayer::get_volume);
ClassDB::bind_method(_MD("set_pitch_scale","pitch_scale"),&EventPlayer::set_pitch_scale);
ClassDB::bind_method(_MD("get_pitch_scale"),&EventPlayer::get_pitch_scale);
ClassDB::bind_method(_MD("set_tempo_scale","tempo_scale"),&EventPlayer::set_tempo_scale);
ClassDB::bind_method(_MD("get_tempo_scale"),&EventPlayer::get_tempo_scale);
ClassDB::bind_method(_MD("set_volume_db","db"),&EventPlayer::set_volume_db);
ClassDB::bind_method(_MD("get_volume_db"),&EventPlayer::get_volume_db);
ClassDB::bind_method(_MD("get_stream_name"),&EventPlayer::get_stream_name);
ClassDB::bind_method(_MD("get_loop_count"),&EventPlayer::get_loop_count);
ClassDB::bind_method(_MD("get_pos"),&EventPlayer::get_pos);
ClassDB::bind_method(_MD("seek_pos","time"),&EventPlayer::seek_pos);
ClassDB::bind_method(_MD("get_length"),&EventPlayer::get_length);
ClassDB::bind_method(_MD("set_autoplay","enabled"),&EventPlayer::set_autoplay);
ClassDB::bind_method(_MD("has_autoplay"),&EventPlayer::has_autoplay);
ClassDB::bind_method(_MD("set_channel_volume","channel","channel_volume"),&EventPlayer::set_channel_volume);
ClassDB::bind_method(_MD("get_channel_volume","channel"),&EventPlayer::get_channel_volume);
ClassDB::bind_method(_MD("get_channel_last_note_time","channel"),&EventPlayer::get_channel_last_note_time);
ClassDB::bind_method(_MD("_set_play","play"),&EventPlayer::_set_play);
ClassDB::bind_method(_MD("_get_play"),&EventPlayer::_get_play);
ADD_PROPERTY( PropertyInfo(Variant::OBJECT, "stream/stream", PROPERTY_HINT_RESOURCE_TYPE,"EventStream"), _SCS("set_stream"), _SCS("get_stream") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/play"), _SCS("_set_play"), _SCS("_get_play") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/loop"), _SCS("set_loop"), _SCS("has_loop") );
ADD_PROPERTY( PropertyInfo(Variant::REAL, "stream/volume_db", PROPERTY_HINT_RANGE,"-80,24,0.01"), _SCS("set_volume_db"), _SCS("get_volume_db") );
ADD_PROPERTY( PropertyInfo(Variant::REAL, "stream/pitch_scale", PROPERTY_HINT_RANGE,"0.001,16,0.001"), _SCS("set_pitch_scale"), _SCS("get_pitch_scale") );
ADD_PROPERTY( PropertyInfo(Variant::REAL, "stream/tempo_scale", PROPERTY_HINT_RANGE,"0.001,16,0.001"), _SCS("set_tempo_scale"), _SCS("get_tempo_scale") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/autoplay"), _SCS("set_autoplay"), _SCS("has_autoplay") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/paused"), _SCS("set_paused"), _SCS("is_paused") );
}
EventPlayer::EventPlayer() {
volume=1;
loops=false;
paused=false;
autoplay=false;
_play=false;
pitch_scale=1.0;
tempo_scale=1.0;
for(int i=0;i<MAX_CHANNELS;i++)
channel_volume[i]=1.0;
}
EventPlayer::~EventPlayer() {
}