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 #ifndef INCLUDED_SLIDESHOW_SETACTIVITY_HXX
24*b1cdbd2cSJim Jagielski #define INCLUDED_SLIDESHOW_SETACTIVITY_HXX
25*b1cdbd2cSJim Jagielski
26*b1cdbd2cSJim Jagielski // must be first
27*b1cdbd2cSJim Jagielski #include <canvas/debug.hxx>
28*b1cdbd2cSJim Jagielski #include <tools/diagnose_ex.h>
29*b1cdbd2cSJim Jagielski #include <canvas/verbosetrace.hxx>
30*b1cdbd2cSJim Jagielski
31*b1cdbd2cSJim Jagielski #include "animationactivity.hxx"
32*b1cdbd2cSJim Jagielski #include "animation.hxx"
33*b1cdbd2cSJim Jagielski #include "animatableshape.hxx"
34*b1cdbd2cSJim Jagielski #include "shapeattributelayer.hxx"
35*b1cdbd2cSJim Jagielski #include "activitiesfactory.hxx"
36*b1cdbd2cSJim Jagielski
37*b1cdbd2cSJim Jagielski namespace slideshow {
38*b1cdbd2cSJim Jagielski namespace internal {
39*b1cdbd2cSJim Jagielski
40*b1cdbd2cSJim Jagielski /** Templated setter for animation values
41*b1cdbd2cSJim Jagielski
42*b1cdbd2cSJim Jagielski This template class implements the AnimationActivity
43*b1cdbd2cSJim Jagielski interface, but only the perform() and
44*b1cdbd2cSJim Jagielski setAttributeLayer() methods are functional. To be used for set animations.
45*b1cdbd2cSJim Jagielski
46*b1cdbd2cSJim Jagielski @see AnimationSetNode.
47*b1cdbd2cSJim Jagielski */
48*b1cdbd2cSJim Jagielski template <class AnimationT>
49*b1cdbd2cSJim Jagielski class SetActivity : public AnimationActivity
50*b1cdbd2cSJim Jagielski {
51*b1cdbd2cSJim Jagielski public:
52*b1cdbd2cSJim Jagielski typedef ::boost::shared_ptr< AnimationT > AnimationSharedPtrT;
53*b1cdbd2cSJim Jagielski typedef typename AnimationT::ValueType ValueT;
54*b1cdbd2cSJim Jagielski
SetActivity(const ActivitiesFactory::CommonParameters & rParms,const AnimationSharedPtrT & rAnimation,const ValueT & rToValue)55*b1cdbd2cSJim Jagielski SetActivity( const ActivitiesFactory::CommonParameters& rParms,
56*b1cdbd2cSJim Jagielski const AnimationSharedPtrT& rAnimation,
57*b1cdbd2cSJim Jagielski const ValueT& rToValue )
58*b1cdbd2cSJim Jagielski : mpAnimation( rAnimation ),
59*b1cdbd2cSJim Jagielski mpShape(),
60*b1cdbd2cSJim Jagielski mpAttributeLayer(),
61*b1cdbd2cSJim Jagielski mpEndEvent( rParms.mpEndEvent ),
62*b1cdbd2cSJim Jagielski mrEventQueue( rParms.mrEventQueue ),
63*b1cdbd2cSJim Jagielski maToValue( rToValue ),
64*b1cdbd2cSJim Jagielski mbIsActive(true)
65*b1cdbd2cSJim Jagielski {
66*b1cdbd2cSJim Jagielski ENSURE_OR_THROW( mpAnimation, "Invalid animation" );
67*b1cdbd2cSJim Jagielski }
68*b1cdbd2cSJim Jagielski
dispose()69*b1cdbd2cSJim Jagielski virtual void dispose()
70*b1cdbd2cSJim Jagielski {
71*b1cdbd2cSJim Jagielski mbIsActive = false;
72*b1cdbd2cSJim Jagielski mpAnimation.reset();
73*b1cdbd2cSJim Jagielski mpShape.reset();
74*b1cdbd2cSJim Jagielski mpAttributeLayer.reset();
75*b1cdbd2cSJim Jagielski // discharge end event:
76*b1cdbd2cSJim Jagielski if (mpEndEvent && mpEndEvent->isCharged())
77*b1cdbd2cSJim Jagielski mpEndEvent->dispose();
78*b1cdbd2cSJim Jagielski mpEndEvent.reset();
79*b1cdbd2cSJim Jagielski }
80*b1cdbd2cSJim Jagielski
calcTimeLag() const81*b1cdbd2cSJim Jagielski virtual double calcTimeLag() const
82*b1cdbd2cSJim Jagielski {
83*b1cdbd2cSJim Jagielski return 0.0;
84*b1cdbd2cSJim Jagielski }
85*b1cdbd2cSJim Jagielski
perform()86*b1cdbd2cSJim Jagielski virtual bool perform()
87*b1cdbd2cSJim Jagielski {
88*b1cdbd2cSJim Jagielski if (! isActive())
89*b1cdbd2cSJim Jagielski return false;
90*b1cdbd2cSJim Jagielski // we're going inactive immediately:
91*b1cdbd2cSJim Jagielski mbIsActive = false;
92*b1cdbd2cSJim Jagielski
93*b1cdbd2cSJim Jagielski if (mpAnimation && mpAttributeLayer && mpShape) {
94*b1cdbd2cSJim Jagielski mpAnimation->start( mpShape, mpAttributeLayer );
95*b1cdbd2cSJim Jagielski (*mpAnimation)(maToValue);
96*b1cdbd2cSJim Jagielski mpAnimation->end();
97*b1cdbd2cSJim Jagielski }
98*b1cdbd2cSJim Jagielski // fire end event, if any
99*b1cdbd2cSJim Jagielski if (mpEndEvent)
100*b1cdbd2cSJim Jagielski mrEventQueue.addEvent( mpEndEvent );
101*b1cdbd2cSJim Jagielski
102*b1cdbd2cSJim Jagielski return false; // don't reinsert
103*b1cdbd2cSJim Jagielski }
104*b1cdbd2cSJim Jagielski
isActive() const105*b1cdbd2cSJim Jagielski virtual bool isActive() const
106*b1cdbd2cSJim Jagielski {
107*b1cdbd2cSJim Jagielski return mbIsActive;
108*b1cdbd2cSJim Jagielski }
109*b1cdbd2cSJim Jagielski
dequeued()110*b1cdbd2cSJim Jagielski virtual void dequeued()
111*b1cdbd2cSJim Jagielski {
112*b1cdbd2cSJim Jagielski }
113*b1cdbd2cSJim Jagielski
end()114*b1cdbd2cSJim Jagielski virtual void end()
115*b1cdbd2cSJim Jagielski {
116*b1cdbd2cSJim Jagielski perform();
117*b1cdbd2cSJim Jagielski }
118*b1cdbd2cSJim Jagielski
setTargets(const AnimatableShapeSharedPtr & rShape,const ShapeAttributeLayerSharedPtr & rAttrLayer)119*b1cdbd2cSJim Jagielski virtual void setTargets( const AnimatableShapeSharedPtr& rShape,
120*b1cdbd2cSJim Jagielski const ShapeAttributeLayerSharedPtr& rAttrLayer )
121*b1cdbd2cSJim Jagielski {
122*b1cdbd2cSJim Jagielski ENSURE_OR_THROW( rShape, "Invalid shape" );
123*b1cdbd2cSJim Jagielski ENSURE_OR_THROW( rAttrLayer, "Invalid attribute layer" );
124*b1cdbd2cSJim Jagielski
125*b1cdbd2cSJim Jagielski mpShape = rShape;
126*b1cdbd2cSJim Jagielski mpAttributeLayer = rAttrLayer;
127*b1cdbd2cSJim Jagielski }
128*b1cdbd2cSJim Jagielski
129*b1cdbd2cSJim Jagielski private:
130*b1cdbd2cSJim Jagielski AnimationSharedPtrT mpAnimation;
131*b1cdbd2cSJim Jagielski AnimatableShapeSharedPtr mpShape;
132*b1cdbd2cSJim Jagielski ShapeAttributeLayerSharedPtr mpAttributeLayer;
133*b1cdbd2cSJim Jagielski EventSharedPtr mpEndEvent;
134*b1cdbd2cSJim Jagielski EventQueue& mrEventQueue;
135*b1cdbd2cSJim Jagielski ValueT maToValue;
136*b1cdbd2cSJim Jagielski bool mbIsActive;
137*b1cdbd2cSJim Jagielski };
138*b1cdbd2cSJim Jagielski
makeSetActivity(const ActivitiesFactory::CommonParameters & rParms,const::boost::shared_ptr<AnimationT> & rAnimation,const typename AnimationT::ValueType & rToValue)139*b1cdbd2cSJim Jagielski template <class AnimationT> AnimationActivitySharedPtr makeSetActivity(
140*b1cdbd2cSJim Jagielski const ActivitiesFactory::CommonParameters& rParms,
141*b1cdbd2cSJim Jagielski const ::boost::shared_ptr< AnimationT >& rAnimation,
142*b1cdbd2cSJim Jagielski const typename AnimationT::ValueType& rToValue )
143*b1cdbd2cSJim Jagielski {
144*b1cdbd2cSJim Jagielski return AnimationActivitySharedPtr(
145*b1cdbd2cSJim Jagielski new SetActivity<AnimationT>(rParms,rAnimation,rToValue) );
146*b1cdbd2cSJim Jagielski }
147*b1cdbd2cSJim Jagielski
148*b1cdbd2cSJim Jagielski } // namespace internal
149*b1cdbd2cSJim Jagielski } // namespace presentation
150*b1cdbd2cSJim Jagielski
151*b1cdbd2cSJim Jagielski #endif /* INCLUDED_SLIDESHOW_SETACTIVITY_HXX */
152