1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/config.h>
#include <com/sun/star/lang/NoSupportException.hpp>
#include <eventqueue.hxx>
#include "animationaudionode.hxx"
#include <delayevent.hxx>
#include <utility>
using namespace com::sun::star;
namespace slideshow::internal {
AnimationAudioNode::AnimationAudioNode(
const uno::Reference< animations::XAnimationNode >& xNode,
const BaseContainerNodeSharedPtr& rParent,
const NodeContext& rContext )
: BaseNode( xNode, rParent, rContext ),
mxAudioNode( xNode, uno::UNO_QUERY_THROW ),
maSoundURL(),
mpPlayer()
{
mxAudioNode->getSource() >>= maSoundURL;
OSL_ENSURE( !maSoundURL.isEmpty(),
"could not extract sound source URL/empty URL string" );
ENSURE_OR_THROW( getContext().mxComponentContext.is(),
"Invalid component context" );
}
void AnimationAudioNode::dispose()
{
resetPlayer();
mxAudioNode.clear();
BaseNode::dispose();
}
void AnimationAudioNode::activate_st()
{
createPlayer();
AnimationEventHandlerSharedPtr aHandler(
std::dynamic_pointer_cast<AnimationEventHandler>( getSelf() ) );
OSL_ENSURE( aHandler,
"could not cast self to AnimationEventHandler?" );
getContext().mrEventMultiplexer.addCommandStopAudioHandler( aHandler );
if (mpPlayer && mpPlayer->startPlayback())
{
// TODO(F2): Handle end time attribute, too
if( getXAnimationNode()->getDuration().hasValue() )
{
scheduleDeactivationEvent();
}
else
{
// no node duration. Take inherent media time. We have to recheck
// if the player is playing in case the duration isn't accurate
// or the progress fall behind.
auto self(getSelf());
scheduleDeactivationEvent(
makeDelay( [this] () { this->checkPlayingStatus(); },
mpPlayer->getDuration(),
"AnimationAudioNode::check if still playing with delay") );
}
}
else
{
// deactivate ASAP:
auto self(getSelf());
scheduleDeactivationEvent(
makeEvent( [self] () { self->deactivate(); },
"AnimationAudioNode::deactivate without delay") );
}
}
// TODO(F2): generate deactivation event, when sound
// is over
namespace {
// libc++ and MSVC std::bind doesn't cut it here, and it's not possible to use
// a lambda because the preprocessor thinks that comma in capture list
// separates macro parameters
struct NotifyAudioStopped
{
EventMultiplexer & m_rEventMultiplexer;
::std::shared_ptr<BaseNode> m_pSelf;
NotifyAudioStopped(EventMultiplexer & rEventMultiplexer,
::std::shared_ptr<BaseNode> pSelf)
: m_rEventMultiplexer(rEventMultiplexer), m_pSelf(std::move(pSelf)) { }
void operator()()
{
m_rEventMultiplexer.notifyAudioStopped(m_pSelf);
}
};
}
void AnimationAudioNode::deactivate_st( NodeState /*eDestState*/ )
{
AnimationEventHandlerSharedPtr aHandler(
std::dynamic_pointer_cast<AnimationEventHandler>( getSelf() ) );
OSL_ENSURE( aHandler,
"could not cast self to AnimationEventHandler?" );
getContext().mrEventMultiplexer.removeCommandStopAudioHandler( aHandler );
// force-end sound
if (mpPlayer)
{
mpPlayer->stopPlayback();
resetPlayer();
}
// notify _after_ state change:
getContext().mrEventQueue.addEvent(
makeEvent( NotifyAudioStopped(getContext().mrEventMultiplexer, getSelf()),
"AnimationAudioNode::notifyAudioStopped") );
}
bool AnimationAudioNode::hasPendingAnimation() const
{
// force slide to use the animation framework
// (otherwise, a single sound on the slide would
// not be played).
return true;
}
void AnimationAudioNode::createPlayer() const
{
if (mpPlayer)
return;
try
{
mpPlayer = SoundPlayer::create( getContext().mrEventMultiplexer,
maSoundURL,
getContext().mxComponentContext,
getContext().mrMediaFileManager);
}
catch( lang::NoSupportException& )
{
// catch possible exceptions from SoundPlayer,
// since being not able to playback the sound
// is not a hard error here (remainder of the
// animations should still work).
}
}
void AnimationAudioNode::resetPlayer() const
{
if (mpPlayer)
{
mpPlayer->stopPlayback();
mpPlayer->dispose();
mpPlayer.reset();
}
}
bool AnimationAudioNode::handleAnimationEvent(
const AnimationNodeSharedPtr& /*rNode*/ )
{
// TODO(F2): for now we support only STOPAUDIO events.
deactivate();
return true;
}
void AnimationAudioNode::checkPlayingStatus()
{
auto self(getSelf());
double nDuration = mpPlayer->getDuration();
if (!mpPlayer->isPlaying() || nDuration < 0.0)
nDuration = 0.0;
scheduleDeactivationEvent(
makeDelay( [self] () { self->deactivate(); },
nDuration,
"AnimationAudioNode::deactivate with delay") );
}
} // namespace slideshow::internal
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
