DYT/Tool/OpenSceneGraph-3.6.5/include/osgEarth/ImageOverlayEditor
2024-12-25 07:49:36 +08:00

65 lines
2.1 KiB
C++

/* -*-c++-*- */
/* osgEarth - Geospatial SDK for OpenSceneGraph
* Copyright 2020 Pelican Mapping
* http://osgearth.org
*
* osgEarth is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#ifndef OSGEARTH_ANNO_IMAGE_OVERLAY_EDITOR_H
#define OSGEARTH_ANNO_IMAGE_OVERLAY_EDITOR_H
#include <osgEarth/Common>
#include <osgEarth/ImageOverlay>
#include <osgEarth/Draggers>
#include <osgEarth/MapNode>
#include <osg/MatrixTransform>
#include <osgGA/GUIEventHandler>
namespace osgEarth { namespace Contrib
{
class OSGEARTH_EXPORT ImageOverlayEditor : public osg::Group
{
public:
typedef std::map< ImageOverlay::ControlPoint, osg::ref_ptr< Dragger > > ControlPointDraggerMap;
ImageOverlayEditor(ImageOverlay* overlay, bool singleVert=false);
ControlPointDraggerMap& getDraggers() { return _draggers; }
ImageOverlay* getOverlay() { return _overlay.get();}
void updateDraggers();
/**
* Gets or sets whether to move individual verts, allowing you to skew the image.
* Otherwise the image will remain north up and rectangular.
*/
bool getSingleVert() const;
protected:
virtual ~ImageOverlayEditor();
void addDragger( ImageOverlay::ControlPoint controlPoint );
osg::ref_ptr< ImageOverlay > _overlay;
osg::ref_ptr< ImageOverlay::ImageOverlayCallback > _overlayCallback;
ControlPointDraggerMap _draggers;
bool _singleVert;
};
} }
#endif // OSGEARTH_ANNO_IMAGE_OVERLAY_EDITOR_H