root/OpenSceneGraph/trunk/src/osgPlugins/ive/VolumeSwitchProperty.cpp @ 13041

Revision 13041, 2.1 kB (checked in by robert, 3 years ago)

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1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2008 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#include "Exception.h"
15#include "VolumeSwitchProperty.h"
16#include "VolumeCompositeProperty.h"
17
18#include <osgDB/ReadFile>
19
20using namespace ive;
21
22void VolumeSwitchProperty::write(DataOutputStream* out)
23{
24    // Write Layer's identification.
25    out->writeInt(IVEVOLUMESWITCHPROPERTY);
26
27    // If the osg class is inherited by any other class we should also write this to file.
28    osgVolume::CompositeProperty* cp = dynamic_cast<osgVolume::CompositeProperty*>(this);
29    if (cp)
30        ((ive::VolumeCompositeProperty*)(cp))->write(out);
31    else
32        out_THROW_EXCEPTION("VolumeImageLayer::write(): Could not cast this osgVolume::SwitchProperty to an osgVolume::CompositeProperty.");
33
34    out->writeUInt(getActiveProperty());
35}
36
37void VolumeSwitchProperty::read(DataInputStream* in)
38{
39    // Peek on Layer's identification.
40    int id = in->peekInt();
41    if (id != IVEVOLUMESWITCHPROPERTY)
42        in_THROW_EXCEPTION("VolumeSwitchProperty::read(): Expected CompositeProperty identification.");
43
44    // Read Layer's identification.
45    id = in->readInt();
46
47    // If the osg class is inherited by any other class we should also read this from file.
48    osgVolume::CompositeProperty* cp = dynamic_cast<osgVolume::CompositeProperty*>(this);
49    if (cp)
50        ((ive::VolumeCompositeProperty*)(cp))->read(in);
51    else
52        in_THROW_EXCEPTION("VolumeImageLayer::read(): Could not cast this osgVolume::SwitchProperty to an osgVolume::CompositeProperty.");
53
54    setActiveProperty(in->readUInt());
55}
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