diff options
Diffstat (limited to 'drawinglayer/inc/drawinglayer/primitive2d/animatedprimitive2d.hxx')
| -rw-r--r-- | drawinglayer/inc/drawinglayer/primitive2d/animatedprimitive2d.hxx | 123 |
1 files changed, 56 insertions, 67 deletions
diff --git a/drawinglayer/inc/drawinglayer/primitive2d/animatedprimitive2d.hxx b/drawinglayer/inc/drawinglayer/primitive2d/animatedprimitive2d.hxx index b7e36f822e..59d770be94 100644 --- a/drawinglayer/inc/drawinglayer/primitive2d/animatedprimitive2d.hxx +++ b/drawinglayer/inc/drawinglayer/primitive2d/animatedprimitive2d.hxx @@ -38,6 +38,7 @@ #include <drawinglayer/primitive2d/groupprimitive2d.hxx> #include <basegfx/matrix/b2dhommatrix.hxx> +#include <basegfx/matrix/b2dhommatrixtools.hxx> ////////////////////////////////////////////////////////////////////////////// // predefines @@ -51,50 +52,59 @@ namespace drawinglayer { namespace primitive2d { + /** AnimatedSwitchPrimitive2D class + + This is the basic class for simple, animated primitives. The basic idea + is to have an animation definition (AnimationEntry) who's basic + functionality is to return a state value for any given animation time in + the range of [0.0 .. 1.0]. Depending on the state, the decomposition + calculates an index, which of the members of the child vector is to + be visualized. + + An example: For blinking, the Child vector should exist of two entries; + for values of [0.0 .. 0.5] the first, else the last entry will be used. + This mechanism is not limited to two entries, though. + */ class AnimatedSwitchPrimitive2D : public GroupPrimitive2D { private: - // the animation definition which allows translation of a point in time - // to an animation state [0.0 .. 1.0]. This member contains a cloned - // definition and is owned by this implementation + /** + The animation definition which allows translation of a point in time + to an animation state [0.0 .. 1.0]. This member contains a cloned + definition and is owned by this implementation. + */ animation::AnimationEntry* mpAnimationEntry; - // the last remembered decompose time, created and used by getDecomposition() for - // buffering purposes - double mfDecomposeViewTime; - - // bitfield - // flag if this is a text or graphic animation. Necessary since SdrViews need to differentiate - // between both types if they are on/off + /// bitfield + /** flag if this is a text or graphic animation. Necessary since SdrViews need to differentiate + between both types if they are on/off + */ unsigned mbIsTextAnimation : 1; - protected: - // create local decomposition - virtual Primitive2DSequence createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const; - public: + /// constructor AnimatedSwitchPrimitive2D( const animation::AnimationEntry& rAnimationEntry, const Primitive2DSequence& rChildren, bool bIsTextAnimation); + + /// destructor - needed due to mpAnimationEntry virtual ~AnimatedSwitchPrimitive2D(); - // get data + /// data read access const animation::AnimationEntry& getAnimationEntry() const { return *mpAnimationEntry; } bool isTextAnimation() const { return mbIsTextAnimation; } bool isGraphicAnimation() const { return !isTextAnimation(); } - // compare operator + /// compare operator virtual bool operator==(const BasePrimitive2D& rPrimitive) const; - // get range - virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const; - - // provide unique ID + /// provide unique ID DeclPrimitrive2DIDBlock() - // The getDecomposition is overloaded here since the decompose is dependent of the point in time, - // so the default implementation is nut useful here, it needs to be handled locally + /** The getDecomposition is overloaded here since the decompose is dependent of the point in time, + so the default implementation is nut useful here, it needs to be handled locally + */ virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const; }; } // end of namespace primitive2d @@ -106,84 +116,63 @@ namespace drawinglayer { namespace primitive2d { + /** AnimatedBlinkPrimitive2D class + + Basically the same mechanism as in AnimatedSwitchPrimitive2D, but the + decomposition is specialized in delivering the children in the + range [0.0.. 0.5] and an empty sequence else + */ class AnimatedBlinkPrimitive2D : public AnimatedSwitchPrimitive2D { protected: - // create local decomposition - virtual Primitive2DSequence createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const; - public: + /// constructor AnimatedBlinkPrimitive2D( const animation::AnimationEntry& rAnimationEntry, const Primitive2DSequence& rChildren, bool bIsTextAnimation); - // provide unique ID + /// create local decomposition + virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const; + + /// provide unique ID DeclPrimitrive2DIDBlock() }; } // end of namespace primitive2d } // end of namespace drawinglayer ////////////////////////////////////////////////////////////////////////////// -// helper class for AnimatedInterpolatePrimitive2D namespace drawinglayer { namespace primitive2d { - class BufferedMatrixDecompose - { - private: - // the matrix itself - basegfx::B2DHomMatrix maB2DHomMatrix; - - // the decomposition - basegfx::B2DVector maScale; - basegfx::B2DVector maTranslate; - double mfRotate; - double mfShearX; - - // flag if already decomposed, used by ensureDecompose() - bool mbDecomposed; + /** AnimatedInterpolatePrimitive2D class - public: - BufferedMatrixDecompose(const basegfx::B2DHomMatrix& rMatrix); - void ensureDecompose() const; - - // data access - const basegfx::B2DHomMatrix& getB2DHomMatrix() const { return maB2DHomMatrix; } - const basegfx::B2DVector& getScale() const { return maScale; } - const basegfx::B2DVector& getTranslate() const { return maTranslate; } - double getRotate() const { return mfRotate; } - double getShearX() const { return mfShearX; } - }; - } // end of anonymous namespace -} // end of namespace drawinglayer - -////////////////////////////////////////////////////////////////////////////// - -namespace drawinglayer -{ - namespace primitive2d - { + Specialized on multi-step animations based on matrix transformations. The + Child sequelce will be embedded in a matrix transformation. That transformation + will be linearly combined from the decomposed values and the animation value + to allow a smooth animation. + */ class AnimatedInterpolatePrimitive2D : public AnimatedSwitchPrimitive2D { private: - // the transformations - std::vector< BufferedMatrixDecompose > maMatrixStack; + /// the transformations + std::vector< basegfx::tools::B2DHomMatrixBufferedDecompose > maMatrixStack; protected: - // create local decomposition - virtual Primitive2DSequence createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const; - public: + /// constructor AnimatedInterpolatePrimitive2D( const std::vector< basegfx::B2DHomMatrix >& rmMatrixStack, const animation::AnimationEntry& rAnimationEntry, const Primitive2DSequence& rChildren, bool bIsTextAnimation); - // provide unique ID + /// create local decomposition + virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const; + + /// provide unique ID DeclPrimitrive2DIDBlock() }; } // end of namespace primitive2d |