FGFS-4.1/OpenSceneGraph
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Added support for <duration>float</duration> to the slideshow3D .xml format

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to allow the time for autostepping between layers/slides.

Moved the tiles accross to the left hands side by default.
This commit is contained in:
Robert Osfield
2003-10-30 16:22:21 +00:00
parent bb97900fe1
commit 1991aa597c
5 changed files with 119 additions and 4 deletions
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29
examples/slideshow3D/SlideEventHandler.cpp
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@@ -1,4 +1,5 @@
#include "SlideEventHandler.h"
#include "SlideShowConstructor.h"
class FindNamedSwitchVisitor : public osg::NodeVisitor
{
@@ -49,6 +50,14 @@ void SlideEventHandler::set(osg::Node* model)
{
std::cout<<"Presentation '"<<model->getName()<<"'"<<std::endl;
_presentationSwitch = findPresentation._switch;
SlideShowConstructor::Duration* durationData = dynamic_cast<SlideShowConstructor::Duration*>(_presentationSwitch->getUserData());
if (durationData)
{
std::cout<<"Presentation time set to "<<durationData->duration<<std::endl;
_timePerSlide = durationData->duration;
}
selectSlide(0);
}
else
@@ -76,6 +85,24 @@ void SlideEventHandler::set(osg::Node* model)
}
}
double SlideEventHandler::getCurrentTimeDelayBetweenSlides() const
{
const SlideShowConstructor::Duration* durationData = dynamic_cast<const SlideShowConstructor::Duration*>(_slideSwitch->getChild(_activeLayer)->getUserData());
if (durationData)
{
return durationData->duration;
}
durationData = dynamic_cast<const SlideShowConstructor::Duration*>(_slideSwitch->getUserData());
if (durationData)
{
return durationData->duration;
}
return _timePerSlide;
}
bool SlideEventHandler::handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter&)
{
switch(ea.getEventType())
@@ -91,7 +118,7 @@ bool SlideEventHandler::handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIAction
_firstTraversal = false;
_previousTime = time;
}
else if (time-_previousTime>_timePerSlide)
else if (time-_previousTime>getCurrentTimeDelayBetweenSlides())
{
_previousTime = time;