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Refactor osgTerrain::ProxyLayer so that it is now a pure Proxy, defering implementations

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to an Implementation rather than a subclass of ProxyLayer.  Updating the osgTerrain and GDAL plugins
to comply with this refactor.
This commit is contained in:
Robert Osfield
2008-01-14 14:53:49 +00:00
parent 767bdf4d21
commit 828851c08a
6 changed files with 118 additions and 44 deletions
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72
src/osgTerrain/Layer.cpp
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@@ -364,3 +364,75 @@ ProxyLayer::~ProxyLayer()
{
}
void ProxyLayer::setFileName(const std::string& filename)
{
_filename = filename;
if (_implementation.valid())
{
_implementation->setFileName(_filename);
}
}
unsigned int ProxyLayer::getNumColumns() const
{
if (_implementation.valid()) return _implementation->getNumColumns();
else return 0;
}
unsigned int ProxyLayer::getNumRows() const
{
if (_implementation.valid()) return _implementation->getNumRows();
else return 0;
}
bool ProxyLayer::transform(float offset, float scale)
{
if (_implementation.valid()) return _implementation->transform(offset,scale);
else return false;
}
bool ProxyLayer::getValue(unsigned int i, unsigned int j, float& value) const
{
if (_implementation.valid()) return _implementation->getValue(i,j,value);
else return false;
}
bool ProxyLayer::getValue(unsigned int i, unsigned int j, osg::Vec2& value) const
{
if (_implementation.valid()) return _implementation->getValue(i,j,value);
else return false;
}
bool ProxyLayer::getValue(unsigned int i, unsigned int j, osg::Vec3& value) const
{
if (_implementation.valid()) return _implementation->getValue(i,j,value);
else return false;
}
bool ProxyLayer::getValue(unsigned int i, unsigned int j, osg::Vec4& value) const
{
if (_implementation.valid()) return _implementation->getValue(i,j,value);
else return false;
}
void ProxyLayer::dirty()
{
if (_implementation.valid()) _implementation->dirty();
}
void ProxyLayer::setModifiedCount(unsigned int value)
{
if (_implementation.valid()) _implementation->setModifiedCount(value);
};
unsigned int ProxyLayer::getModifiedCount() const
{
return _implementation.valid() ? _implementation->getModifiedCount() : 0;
}
osg::BoundingSphere ProxyLayer::computeBound() const
{
if (_implementation.valid()) return _implementation->computeBound();
}