ed617f87df
the setname, and using a compound string (set:setname:filename) in place of standard filename when reading and writing files.
83 lines
2.5 KiB
C++
83 lines
2.5 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2008 Robert Osfield
|
|
*
|
|
* This library is open source and may be redistributed and/or modified under
|
|
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
|
|
* (at your option) any later version. The full license is in LICENSE file
|
|
* included with this distribution, and on the openscenegraph.org website.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* OpenSceneGraph Public License for more details.
|
|
*/
|
|
|
|
#include "Exception.h"
|
|
#include "CompositeLayer.h"
|
|
#include "Layer.h"
|
|
|
|
using namespace ive;
|
|
|
|
void CompositeLayer::write(DataOutputStream* out)
|
|
{
|
|
// Write Layer's identification.
|
|
out->writeInt(IVECOMPOSITELAYER);
|
|
|
|
// If the osg class is inherited by any other class we should also write this to file.
|
|
osgTerrain::Layer* layer = dynamic_cast<osgTerrain::Layer*>(this);
|
|
if (layer)
|
|
((ive::Layer*)(layer))->write(out);
|
|
else
|
|
throw Exception("CompositeLayer::write(): Could not cast this osgLayer::CompositeLayer to an osgTerrain::Layer.");
|
|
|
|
LayerHelper helper;
|
|
|
|
out->writeUInt(getNumLayers());
|
|
for(unsigned int i=0; i<getNumLayers(); ++i)
|
|
{
|
|
if(getLayer(i))
|
|
{
|
|
out->writeBool(true);
|
|
helper.writeLayer(out, getLayer(i));
|
|
}
|
|
else
|
|
{
|
|
out->writeBool(false);
|
|
out->writeString(getCompoundName(i));
|
|
}
|
|
}
|
|
}
|
|
|
|
void CompositeLayer::read(DataInputStream* in)
|
|
{
|
|
// Peek on Layer's identification.
|
|
int id = in->peekInt();
|
|
if (id != IVECOMPOSITELAYER)
|
|
throw Exception("CompositeLayer::read(): Expected CompositeLayer identification.");
|
|
|
|
// Read Layer's identification.
|
|
id = in->readInt();
|
|
|
|
// If the osg class is inherited by any other class we should also read this from file.
|
|
osgTerrain::Layer* layer = dynamic_cast<osgTerrain::Layer*>(this);
|
|
if (layer)
|
|
((ive::Layer*)(layer))->read(in);
|
|
else
|
|
throw Exception("CompositeLayer::read(): Could not cast this osgLayer::Layer to an osg::Group.");
|
|
|
|
LayerHelper helper;
|
|
|
|
unsigned int numLayers = in->readUInt();
|
|
for(unsigned int i=0; i<numLayers; ++i)
|
|
{
|
|
bool readInlineLayer = in->readBool();
|
|
if (readInlineLayer)
|
|
{
|
|
addLayer(helper.readLayer(in));
|
|
}
|
|
else
|
|
{
|
|
addLayer(in->readString());
|
|
}
|
|
}
|
|
}
|