GroupTransition Class Reference

Abstract class implementing sequential & parallel animations. More...

#include <mythfrontend/gallerytransitions.h>

Inheritance diagram for GroupTransition:

Collaboration diagram for GroupTransition:

Public Member Functions
	GroupTransition (GroupAnimation *animation, const QString &name)
	Create group transition. More...
	~GroupTransition () override
	Destroy group transition. More...
void	Start (Slide &from, Slide &to, bool forwards, float speed=1.0) override
	Start group transition. More...
void	SetSpeed (float speed) override
	Change transition speed. More...
void	Pulse () override
	Update group transition. More...
void	Initialise () override=0
void	Finalise () override=0
Public Member Functions inherited from Transition
	Transition (const QString &name)
	~Transition () override=default

Protected Attributes
GroupAnimation *	m_animation {nullptr}
Protected Attributes inherited from Transition
std::chrono::milliseconds	m_duration {1s}
	Seconds transition will last. More...
Slide *	m_old {nullptr}
	The image currently displayed, which will be replaced (whatever the transition direction) More...
Slide *	m_new {nullptr}
	The new image that will replace the current one (whatever the transition direction) More...
Slide *	m_prev {nullptr}
	The image occurring earlier in the slideshow sequence. More...
Slide *	m_next {nullptr}
	The image occurring later in the slideshow sequence. More...

Additional Inherited Members
Signals inherited from Transition
void	finished ()
Protected Slots inherited from Transition
virtual void	Finished ()
	Transition has completed. More...

Detailed Description

Abstract class implementing sequential & parallel animations.

Definition at line 84 of file gallerytransitions.h.

Constructor & Destructor Documentation

GroupTransition()

GroupTransition::GroupTransition	(	GroupAnimation *	animation,
		const QString &	name
	)

Create group transition.

Parameters

animation	Group animation
name	The name for this transition. This string will be used in log messages.

Definition at line 144 of file gallerytransitions.cpp.

~GroupTransition()

GroupTransition::~GroupTransition ( )

override

Destroy group transition.

Definition at line 155 of file gallerytransitions.cpp.

Member Function Documentation

Start()

void GroupTransition::Start ( Slide &  from, Slide &  to, bool  forwards, float  speed = 1.0  )

overridevirtual

Start group transition.

Parameters

from	Image currently displayed
to	Image to be displayed
forwards	Direction
speed	Factor, 1.0 = real-time

Reimplemented from Transition.

Definition at line 169 of file gallerytransitions.cpp.

SetSpeed()

void GroupTransition::SetSpeed ( float  speed )

overridevirtual

Change transition speed.

Parameters

speed

Factor, 1x, 2x etc.

Reimplemented from Transition.

Definition at line 186 of file gallerytransitions.cpp.

Pulse()

void GroupTransition::Pulse ( )

overridevirtual

Update group transition.

Implements Transition.

Definition at line 195 of file gallerytransitions.cpp.

Initialise()

void GroupTransition::Initialise ( )

overridepure virtual

Reimplemented from Transition.

Implemented in TransitionSpin, TransitionZoom, TransitionSlide, TransitionTwist, and TransitionBlend.

Finalise()

void GroupTransition::Finalise ( )

overridepure virtual

Reimplemented from Transition.

Implemented in TransitionSpin, TransitionZoom, TransitionSlide, TransitionTwist, and TransitionBlend.

Member Data Documentation

m_animation

GroupAnimation* GroupTransition::m_animation {nullptr}

protected

Definition at line 97 of file gallerytransitions.h.

Referenced by GroupTransition(), TransitionBlend::Initialise(), TransitionTwist::Initialise(), TransitionSlide::Initialise(), TransitionZoom::Initialise(), TransitionSpin::Initialise(), Pulse(), SetSpeed(), Start(), and ~GroupTransition().

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The documentation for this class was generated from the following files:

• mythtv/programs/mythfrontend/gallerytransitions.h
• mythtv/programs/mythfrontend/gallerytransitions.cpp