FGFS-4.1/OpenSceneGraph
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Added PrintProperties visitor

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This commit is contained in:
Robert Osfield 2013-09-04 16:25:18 +00:00
parent ccf7bbdb50
commit 856ec46467
5 changed files with 84 additions and 10 deletions
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18
examples/osgpresentation/osgpresentation.cpp
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@ -34,6 +34,7 @@ int main(int argc, char** argv)
osgViewer::Viewer viewer(arguments);
#if 0
typedef std::list< osg::ref_ptr<osg::Script> > Scripts;
Scripts scripts;
@ -44,10 +45,6 @@ int main(int argc, char** argv)
if (script.valid()) scripts.push_back(script.get());
}
// create the model
osg::ref_ptr<osg::Node> model = osgDB::readNodeFiles(arguments);
if (!model) return 1;
// assgin script engine to scene graphs
model->getOrCreateUserDataContainer()->addUserObject(osgDB::readFile<osg::ScriptEngine>("ScriptEngine.lua"));
model->getOrCreateUserDataContainer()->addUserObject(osgDB::readFile<osg::ScriptEngine>("ScriptEngine.python"));
@ -61,7 +58,6 @@ int main(int argc, char** argv)
model->addUpdateCallback(new osg::ScriptCallback(itr->get()));
}
#if 0
std::string str;
osg::ref_ptr<osg::ScriptEngine> luaScriptEngine = osgDB::readFile<osg::ScriptEngine>("ScriptEngine.lua");
if (luaScriptEngine.valid())
@ -110,14 +106,14 @@ int main(int argc, char** argv)
osg::ref_ptr<osgPresentation::Layer> layer = new osgPresentation::Layer;
osg::ref_ptr<osgPresentation::Group> group = new osgPresentation::Group;
osg::ref_ptr<osgPresentation::Element> element = new osgPresentation::Element;
osg::ref_ptr<osgPresentation::Element> text = new osgPresentation::Text;
osg::ref_ptr<osgPresentation::Text> text = new osgPresentation::Text;
osg::ref_ptr<osgPresentation::Model> model = new osgPresentation::Model;
presentation->addChild(slide.get());
slide->addChild(layer.get());
//layer->addChild(element.get());
layer->addChild(group.get());
group->addChild(element.get());
element->addChild(model.get());
group->addChild(new osgPresentation::Model);
group->addChild(model.get());
group->addChild(text.get());
group->addChild(new osgPresentation::Audio);
group->addChild(new osgPresentation::Movie);
@ -129,10 +125,16 @@ int main(int argc, char** argv)
text->setProperty("character_size",2.2);
text->setProperty("width",std::string("103.2"));
model->setProperty("filename", std::string("dumptruck.osgt"));
model->setProperty("scale",2.0);
osgPresentation::PrintSupportedProperties psp(std::cout);
presentation->accept(psp);
osgPresentation::PrintProperties pp(std::cout);
presentation->accept(pp);
osgPresentation::LoadAction load;
presentation->accept( load );

11
include/osgPresentation/Action
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@ -83,7 +83,16 @@ struct OSGPRESENTATION_EXPORT PlayAction : public Action
void apply(osgPresentation::Element& element);
};
struct PrintSupportedProperties : public osgPresentation::Action
struct OSGPRESENTATION_EXPORT PrintProperties : public osgPresentation::Action
{
PrintProperties(std::ostream& output) : osgPresentation::Action(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN), _output(output) {}
void apply(osgPresentation::Group& group);
std::ostream& _output;
};
struct OSGPRESENTATION_EXPORT PrintSupportedProperties : public osgPresentation::Action
{
PrintSupportedProperties(std::ostream& output) : osgPresentation::Action(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN), _output(output) {}

6
include/osgPresentation/Model
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@ -31,6 +31,12 @@ class OSGPRESENTATION_EXPORT Model : public osgPresentation::Element
META_Presentation(Model);
/** load the text subgraph.*/
virtual bool load();
/** Get all types of Properties supported by Presentation Object type, return true if the Properties are supported, false otherwise.*/
virtual bool getSupportedProperties(PropertyList&);
protected :
virtual ~Model() {}

58
src/osgPresentation/Action.cpp
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@ -25,6 +25,8 @@
#include <osgPresentation/Slide>
#include <osgPresentation/Presentation>
#include <osg/io_utils>
using namespace osgPresentation;
//////////////////////////////////////////////////////////////////////////////////
@ -120,9 +122,62 @@ void PlayAction::apply(osgPresentation::Element& element)
element.play();
}
struct PrintValueVisitor: public osg::ValueObject::GetValueVisitor
{
PrintValueVisitor(std::ostream& output) : _output(output) {}
template<typename T>
void print(const T& value) { _output << value; }
virtual void apply(bool value) { print(value); }
virtual void apply(char value) { print(value); }
virtual void apply(unsigned char value) { print(value); }
virtual void apply(short value) { print(value); }
virtual void apply(unsigned short value) { print(value); }
virtual void apply(int value) { print(value); }
virtual void apply(unsigned int value) { print(value); }
virtual void apply(float value) { print(value); }
virtual void apply(double value) { print(value); }
virtual void apply(const std::string& value) { print(value); }
virtual void apply(const osg::Vec2f& value) { print(value); }
virtual void apply(const osg::Vec3f& value) { print(value); }
virtual void apply(const osg::Vec4f& value) { print(value); }
virtual void apply(const osg::Vec2d& value) { print(value); }
virtual void apply(const osg::Vec3d& value) { print(value); }
virtual void apply(const osg::Vec4d& value) { print(value); }
virtual void apply(const osg::Quat& value) { print(value); }
virtual void apply(const osg::Plane& value) { print(value); }
virtual void apply(const osg::Matrixf& value) { print(value); }
virtual void apply(const osg::Matrixd& value) { print(value); }
std::ostream& _output;
};
void PrintProperties::apply(osgPresentation::Group& group)
{
_output<<"PrintProperties osgPresentation object : "<<group.className()<<std::endl;
osg::UserDataContainer* udc = group.getUserDataContainer();
if (udc)
{
PrintValueVisitor pvv(_output);
for(unsigned i=0; i<udc->getNumUserObjects(); ++i)
{
osg::ValueObject* value_object = dynamic_cast<osg::ValueObject*>(udc->getUserObject(i));
if (value_object)
{
_output<<" "<<value_object->className()<<" : "<<value_object->getName()<<" : ";
value_object->get(pvv);
_output<<std::endl;
}
}
}
traverse(group);
}
void PrintSupportedProperties::apply(osgPresentation::Group& group)
{
_output<<"osgPresentation object : "<<group.className()<<std::endl;
_output<<"PrintSupportedProperties osgPresentation object : "<<group.className()<<std::endl;
osgPresentation::PropertyList properties;
if (group.getSupportedProperties(properties))
{
@ -135,5 +190,6 @@ void PrintSupportedProperties::apply(osgPresentation::Group& group)
}
}
traverse(group);
}

1
src/osgPresentation/CMakeLists.txt
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@ -43,6 +43,7 @@ SET(TARGET_SRC
Group.cpp
Element.cpp
Text.cpp
Model.cpp
deprecated/AnimationMaterial.cpp
deprecated/CompileSlideCallback.cpp