cxCameraStyleForView.h

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.

Copyright (c) 2008-2014, SINTEF Department of Medical Technology
All rights reserved.

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modification, are permitted provided that the following conditions are met:

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   this list of conditions and the following disclaimer.

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   this list of conditions and the following disclaimer in the documentation 
   and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its contributors 
   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
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#ifndef CXCameraStyleForViewFORVIEW_H
#define CXCameraStyleForViewFORVIEW_H

#include "org_custusx_core_view_Export.h"

#include "cxTransform3D.h"
#include "cxForwardDeclarations.h"
#include "cxEnumConverter.h"
class QIcon;
class QWidget;
class QMenu;
class QActionGroup;

namespace cx
{
typedef boost::shared_ptr<class ViewportPreRenderListener> ViewportPreRenderListenerPtr;
typedef boost::shared_ptr<class CoreServices> CoreServicesPtr;

typedef boost::shared_ptr<class CameraStyleForView> CameraStyleForViewPtr;
using cx::Transform3D;

enum org_custusx_core_view_EXPORT CAMERA_STYLE_TYPE
{
        cstDEFAULT_STYLE, cstTOOL_STYLE, cstANGLED_TOOL_STYLE, cstUNICAM_STYLE, cstCOUNT
};


class org_custusx_core_view_EXPORT CameraStyleForView: public QObject
{
Q_OBJECT
public:
        explicit CameraStyleForView(CoreServicesPtr backend);
        void setView(ViewPtr widget);

        void setCameraStyle(CAMERA_STYLE_TYPE style);

private slots:
        void setModified();
        void activeToolChangedSlot();

private:
        ViewPtr getView() const;
        vtkRendererPtr getRenderer() const;
        vtkCameraPtr getCamera() const;
        ToolRep3DPtr getToolRep() const;
        bool isToolFollowingStyle(CAMERA_STYLE_TYPE style) const;
        void onPreRender();
        void moveCameraToolStyleSlot(Transform3D prMt, double timestamp); 

        void connectTool();
        void disconnectTool();
        void viewportChangedSlot();
        void updateCamera();

        CAMERA_STYLE_TYPE mCameraStyleForView; 
        ToolPtr mFollowingTool; 
        ViewportListenerPtr mViewportListener;
        ViewportPreRenderListenerPtr mPreRenderListener;
        bool mBlockCameraUpdate; 

        ViewPtr mView;
        CoreServicesPtr mBackend;
};

} //namespace cx

SNW_DECLARE_ENUM_STRING_CONVERTERS(cx, CAMERA_STYLE_TYPE);

#endif // CXCameraStyleForViewFORVIEW_H