1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski *
3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file
5*b1cdbd2cSJim Jagielski * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file
7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski *
11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski *
13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the
17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski * under the License.
19*b1cdbd2cSJim Jagielski *
20*b1cdbd2cSJim Jagielski *************************************************************/
21*b1cdbd2cSJim Jagielski
22*b1cdbd2cSJim Jagielski
23*b1cdbd2cSJim Jagielski
24*b1cdbd2cSJim Jagielski // MARKER(update_precomp.py): autogen include statement, do not remove
25*b1cdbd2cSJim Jagielski #include "precompiled_slideshow.hxx"
26*b1cdbd2cSJim Jagielski
27*b1cdbd2cSJim Jagielski #include <canvas/debug.hxx>
28*b1cdbd2cSJim Jagielski #include <canvas/verbosetrace.hxx>
29*b1cdbd2cSJim Jagielski
30*b1cdbd2cSJim Jagielski #include "delayevent.hxx"
31*b1cdbd2cSJim Jagielski #include "eventqueue.hxx"
32*b1cdbd2cSJim Jagielski #include "usereventqueue.hxx"
33*b1cdbd2cSJim Jagielski #include "sequentialtimecontainer.hxx"
34*b1cdbd2cSJim Jagielski #include "tools.hxx"
35*b1cdbd2cSJim Jagielski
36*b1cdbd2cSJim Jagielski #include <boost/bind.hpp>
37*b1cdbd2cSJim Jagielski #include <algorithm>
38*b1cdbd2cSJim Jagielski
39*b1cdbd2cSJim Jagielski namespace slideshow {
40*b1cdbd2cSJim Jagielski namespace internal {
41*b1cdbd2cSJim Jagielski
activate_st()42*b1cdbd2cSJim Jagielski void SequentialTimeContainer::activate_st()
43*b1cdbd2cSJim Jagielski {
44*b1cdbd2cSJim Jagielski // resolve first possible child, ignore
45*b1cdbd2cSJim Jagielski for ( ; mnFinishedChildren < maChildren.size(); ++mnFinishedChildren ) {
46*b1cdbd2cSJim Jagielski if (resolveChild( maChildren[mnFinishedChildren] ))
47*b1cdbd2cSJim Jagielski break;
48*b1cdbd2cSJim Jagielski else {
49*b1cdbd2cSJim Jagielski // node still UNRESOLVED, no need to deactivate or end...
50*b1cdbd2cSJim Jagielski OSL_ENSURE( false, "### resolving child failed!" );
51*b1cdbd2cSJim Jagielski }
52*b1cdbd2cSJim Jagielski }
53*b1cdbd2cSJim Jagielski
54*b1cdbd2cSJim Jagielski if (isDurationIndefinite() &&
55*b1cdbd2cSJim Jagielski (maChildren.empty() || mnFinishedChildren >= maChildren.size()))
56*b1cdbd2cSJim Jagielski {
57*b1cdbd2cSJim Jagielski // deactivate ASAP:
58*b1cdbd2cSJim Jagielski scheduleDeactivationEvent(
59*b1cdbd2cSJim Jagielski makeEvent(
60*b1cdbd2cSJim Jagielski boost::bind< void >( boost::mem_fn( &AnimationNode::deactivate ), getSelf() ),
61*b1cdbd2cSJim Jagielski "SequentialTimeContainer::deactivate") );
62*b1cdbd2cSJim Jagielski }
63*b1cdbd2cSJim Jagielski else // use default
64*b1cdbd2cSJim Jagielski scheduleDeactivationEvent();
65*b1cdbd2cSJim Jagielski }
66*b1cdbd2cSJim Jagielski
dispose()67*b1cdbd2cSJim Jagielski void SequentialTimeContainer::dispose()
68*b1cdbd2cSJim Jagielski {
69*b1cdbd2cSJim Jagielski BaseContainerNode::dispose();
70*b1cdbd2cSJim Jagielski if (mpCurrentSkipEvent) {
71*b1cdbd2cSJim Jagielski mpCurrentSkipEvent->dispose();
72*b1cdbd2cSJim Jagielski mpCurrentSkipEvent.reset();
73*b1cdbd2cSJim Jagielski }
74*b1cdbd2cSJim Jagielski if (mpCurrentRewindEvent) {
75*b1cdbd2cSJim Jagielski mpCurrentRewindEvent->dispose();
76*b1cdbd2cSJim Jagielski mpCurrentRewindEvent.reset();
77*b1cdbd2cSJim Jagielski }
78*b1cdbd2cSJim Jagielski }
79*b1cdbd2cSJim Jagielski
skipEffect(AnimationNodeSharedPtr const & pChildNode)80*b1cdbd2cSJim Jagielski void SequentialTimeContainer::skipEffect(
81*b1cdbd2cSJim Jagielski AnimationNodeSharedPtr const& pChildNode )
82*b1cdbd2cSJim Jagielski {
83*b1cdbd2cSJim Jagielski if (isChildNode(pChildNode)) {
84*b1cdbd2cSJim Jagielski // empty all events ignoring timings => until next effect
85*b1cdbd2cSJim Jagielski getContext().mrEventQueue.forceEmpty();
86*b1cdbd2cSJim Jagielski getContext().mrEventQueue.addEvent(
87*b1cdbd2cSJim Jagielski makeEvent(
88*b1cdbd2cSJim Jagielski boost::bind<void>( boost::mem_fn( &AnimationNode::deactivate ), pChildNode ),
89*b1cdbd2cSJim Jagielski "SequentialTimeContainer::deactivate, skipEffect with delay") );
90*b1cdbd2cSJim Jagielski }
91*b1cdbd2cSJim Jagielski else
92*b1cdbd2cSJim Jagielski OSL_ENSURE( false, "unknown notifier!" );
93*b1cdbd2cSJim Jagielski }
94*b1cdbd2cSJim Jagielski
rewindEffect(AnimationNodeSharedPtr const &)95*b1cdbd2cSJim Jagielski void SequentialTimeContainer::rewindEffect(
96*b1cdbd2cSJim Jagielski AnimationNodeSharedPtr const& /*pChildNode*/ )
97*b1cdbd2cSJim Jagielski {
98*b1cdbd2cSJim Jagielski // xxx todo: ...
99*b1cdbd2cSJim Jagielski }
100*b1cdbd2cSJim Jagielski
resolveChild(AnimationNodeSharedPtr const & pChildNode)101*b1cdbd2cSJim Jagielski bool SequentialTimeContainer::resolveChild(
102*b1cdbd2cSJim Jagielski AnimationNodeSharedPtr const& pChildNode )
103*b1cdbd2cSJim Jagielski {
104*b1cdbd2cSJim Jagielski bool const bResolved = pChildNode->resolve();
105*b1cdbd2cSJim Jagielski if (bResolved && isMainSequenceRootNode()) {
106*b1cdbd2cSJim Jagielski // discharge events:
107*b1cdbd2cSJim Jagielski if (mpCurrentSkipEvent)
108*b1cdbd2cSJim Jagielski mpCurrentSkipEvent->dispose();
109*b1cdbd2cSJim Jagielski if (mpCurrentRewindEvent)
110*b1cdbd2cSJim Jagielski mpCurrentRewindEvent->dispose();
111*b1cdbd2cSJim Jagielski
112*b1cdbd2cSJim Jagielski // event that will deactivate the resolved/running child:
113*b1cdbd2cSJim Jagielski mpCurrentSkipEvent = makeEvent(
114*b1cdbd2cSJim Jagielski boost::bind( &SequentialTimeContainer::skipEffect,
115*b1cdbd2cSJim Jagielski boost::dynamic_pointer_cast<SequentialTimeContainer>( getSelf() ),
116*b1cdbd2cSJim Jagielski pChildNode ),
117*b1cdbd2cSJim Jagielski "SequentialTimeContainer::skipEffect, resolveChild");
118*b1cdbd2cSJim Jagielski // event that will reresolve the resolved/activated child:
119*b1cdbd2cSJim Jagielski mpCurrentRewindEvent = makeEvent(
120*b1cdbd2cSJim Jagielski boost::bind( &SequentialTimeContainer::rewindEffect,
121*b1cdbd2cSJim Jagielski boost::dynamic_pointer_cast<SequentialTimeContainer>( getSelf() ),
122*b1cdbd2cSJim Jagielski pChildNode ),
123*b1cdbd2cSJim Jagielski "SequentialTimeContainer::rewindEffect, resolveChild");
124*b1cdbd2cSJim Jagielski
125*b1cdbd2cSJim Jagielski // deactivate child node when skip event occurs:
126*b1cdbd2cSJim Jagielski getContext().mrUserEventQueue.registerSkipEffectEvent(
127*b1cdbd2cSJim Jagielski mpCurrentSkipEvent,
128*b1cdbd2cSJim Jagielski mnFinishedChildren+1<maChildren.size());
129*b1cdbd2cSJim Jagielski // rewind to previous child:
130*b1cdbd2cSJim Jagielski getContext().mrUserEventQueue.registerRewindEffectEvent(
131*b1cdbd2cSJim Jagielski mpCurrentRewindEvent );
132*b1cdbd2cSJim Jagielski }
133*b1cdbd2cSJim Jagielski return bResolved;
134*b1cdbd2cSJim Jagielski }
135*b1cdbd2cSJim Jagielski
notifyDeactivating(AnimationNodeSharedPtr const & rNotifier)136*b1cdbd2cSJim Jagielski void SequentialTimeContainer::notifyDeactivating(
137*b1cdbd2cSJim Jagielski AnimationNodeSharedPtr const& rNotifier )
138*b1cdbd2cSJim Jagielski {
139*b1cdbd2cSJim Jagielski if (notifyDeactivatedChild( rNotifier ))
140*b1cdbd2cSJim Jagielski return;
141*b1cdbd2cSJim Jagielski
142*b1cdbd2cSJim Jagielski OSL_ASSERT( mnFinishedChildren < maChildren.size() );
143*b1cdbd2cSJim Jagielski AnimationNodeSharedPtr const& pNextChild = maChildren[mnFinishedChildren];
144*b1cdbd2cSJim Jagielski OSL_ASSERT( pNextChild->getState() == UNRESOLVED );
145*b1cdbd2cSJim Jagielski
146*b1cdbd2cSJim Jagielski if (! resolveChild( pNextChild )) {
147*b1cdbd2cSJim Jagielski // could not resolve child - since we risk to
148*b1cdbd2cSJim Jagielski // stall the chain of events here, play it safe
149*b1cdbd2cSJim Jagielski // and deactivate this node (only if we have
150*b1cdbd2cSJim Jagielski // indefinite duration - otherwise, we'll get a
151*b1cdbd2cSJim Jagielski // deactivation event, anyways).
152*b1cdbd2cSJim Jagielski deactivate();
153*b1cdbd2cSJim Jagielski }
154*b1cdbd2cSJim Jagielski }
155*b1cdbd2cSJim Jagielski
156*b1cdbd2cSJim Jagielski } // namespace internal
157*b1cdbd2cSJim Jagielski } // namespace slideshow
158*b1cdbd2cSJim Jagielski
159