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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_slideshow.hxx"
26 
27 // must be first
28 #include <canvas/debug.hxx>
29 #include <canvas/verbosetrace.hxx>
30 #include <com/sun/star/animations/AnimationColorSpace.hpp>
31 
32 #include "coloranimation.hxx"
33 #include "hslcoloranimation.hxx"
34 #include "animationcolornode.hxx"
35 #include "animationfactory.hxx"
36 #include "activitiesfactory.hxx"
37 
38 using namespace com::sun::star;
39 
40 namespace slideshow {
41 namespace internal {
42 
43 namespace {
44 /** Little wrapper for HSL to RGB mapping.
45 
46     This class implements the HSLColorAnimation interface,
47     internally converting to RGB and forwarding to
48     ColorAnimation.
49 */
50 class HSLWrapper : public HSLColorAnimation
51 {
52 public:
HSLWrapper(const ColorAnimationSharedPtr & rAnimation)53     HSLWrapper( const ColorAnimationSharedPtr& rAnimation )
54         : mpAnimation( rAnimation )
55     {
56         ENSURE_OR_THROW(
57             mpAnimation,
58             "HSLWrapper::HSLWrapper(): Invalid color animation delegate" );
59     }
60 
prefetch(const AnimatableShapeSharedPtr &,const ShapeAttributeLayerSharedPtr &)61     virtual void prefetch( const AnimatableShapeSharedPtr&,
62                            const ShapeAttributeLayerSharedPtr& )
63     {}
64 
start(const AnimatableShapeSharedPtr & rShape,const ShapeAttributeLayerSharedPtr & rAttrLayer)65     virtual void start( const AnimatableShapeSharedPtr&     rShape,
66                         const ShapeAttributeLayerSharedPtr& rAttrLayer )
67     {
68         mpAnimation->start( rShape, rAttrLayer );
69     }
70 
end()71     virtual void end()
72     {
73         mpAnimation->end();
74     }
75 
operator ()(const HSLColor & rColor)76     virtual bool operator()( const HSLColor& rColor )
77     {
78         return (*mpAnimation)( RGBColor( rColor ) );
79     }
80 
getUnderlyingValue() const81     virtual HSLColor getUnderlyingValue() const
82     {
83         return HSLColor( mpAnimation->getUnderlyingValue() );
84     }
85 
86 private:
87     ColorAnimationSharedPtr mpAnimation;
88 };
89 
90 } // anon namespace
91 
createActivity() const92 AnimationActivitySharedPtr AnimationColorNode::createActivity() const
93 {
94     ActivitiesFactory::CommonParameters aParms( fillCommonParameters() );
95 
96     switch( mxColorNode->getColorInterpolation() )
97     {
98     case animations::AnimationColorSpace::RGB:
99         return ActivitiesFactory::createAnimateActivity(
100             aParms,
101             AnimationFactory::createColorPropertyAnimation(
102                 mxColorNode->getAttributeName(),
103                 getShape(),
104                 getContext().mpSubsettableShapeManager,
105                 getSlideSize() ),
106             getXAnimateNode() );
107 
108     case animations::AnimationColorSpace::HSL:
109         // Wrap a plain ColorAnimation with the HSL
110         // wrapper, which implements the HSLColorAnimation
111         // interface, and internally converts HSL to RGB color
112         return ActivitiesFactory::createAnimateActivity(
113             aParms,
114             HSLColorAnimationSharedPtr(
115                 new HSLWrapper(
116                     AnimationFactory::createColorPropertyAnimation(
117                         mxColorNode->getAttributeName(),
118                         getShape(),
119                         getContext().mpSubsettableShapeManager,
120                         getSlideSize() ))),
121             mxColorNode );
122 
123     default:
124         ENSURE_OR_THROW( false, "AnimationColorNode::createColorActivity(): "
125                           "Unexpected color space" );
126     }
127 
128     return AnimationActivitySharedPtr();
129 }
130 
131 } // namespace internal
132 } // namespace slideshow
133 
134