79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
///@file Placement for putting a canvas texture onto OpenSceneGraph objects.
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//
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// It also provides a SGPickCallback for passing mouse events to the canvas and
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// manages emissive lighting of the placed canvas.
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//
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// Copyright (C) 2013 Thomas Geymayer <tomgey@gmail.com>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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#ifndef CANVAS_OBJECT_PLACEMENT_HXX_
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#define CANVAS_OBJECT_PLACEMENT_HXX_
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#include "CanvasPlacement.hxx"
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#include "canvas_fwd.hxx"
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#include <simgear/scene/util/SGSceneUserData.hxx>
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#include <osg/Material>
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namespace simgear
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{
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namespace canvas
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{
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/**
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* Place a Canvas onto an osg object (as texture).
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*/
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class ObjectPlacement:
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public Placement
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{
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public:
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typedef osg::ref_ptr<osg::Group> GroupPtr;
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typedef osg::ref_ptr<osg::Material> MaterialPtr;
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ObjectPlacement( SGPropertyNode* node,
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const GroupPtr& group,
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const CanvasWeakPtr& canvas );
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virtual ~ObjectPlacement();
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/**
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* Set emissive lighting of the object the canvas is placed on.
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*/
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void setEmission(float emit);
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/**
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* Set whether pick events should be captured.
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*/
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void setCaptureEvents(bool enable);
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virtual bool childChanged(SGPropertyNode* child);
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protected:
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typedef SGSharedPtr<SGPickCallback> PickCallbackPtr;
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typedef osg::ref_ptr<SGSceneUserData> SGSceneUserDataPtr;
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GroupPtr _group;
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MaterialPtr _material;
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CanvasWeakPtr _canvas;
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PickCallbackPtr _pick_cb;
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SGSceneUserDataPtr _scene_user_data;
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};
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} // namespace canvas
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} // namespace simgear
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#endif /* CANVAS_OBJECT_PLACEMENT_HXX_ */
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