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/*
* Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef otb_GlActor_h
#define otb_GlActor_h
#include <itkObject.h>
#include "otbViewSettings.h"
#include "otbShader.h"
#include "OTBIceExport.h"
#include <string>
namespace otb
{
class OTBIce_EXPORT GlActor
: public itk::Object
{
public:
typedef GlActor Self;
typedef itk::Object Superclass;
typedef itk::SmartPointer<Self> Pointer;
typedef itk::SmartPointer<const Self> ConstPointer;
itkSetObjectMacro(Settings,ViewSettings);
itkGetObjectMacro(Settings,ViewSettings);
itkGetConstObjectMacro(Settings,ViewSettings);
itkSetMacro(Visible,bool);
itkGetMacro(Visible,bool);
itkBooleanMacro(Visible);
itkSetStringMacro(Name);
itkGetStringMacro(Name);
itkSetMacro( GeometryChanged, bool );
itkGetMacro( GeometryChanged, bool );
itkBooleanMacro( GeometryChanged );
itkSetMacro( Overlay, bool );
itkGetMacro( Overlay, bool );
itkBooleanMacro( Overlay );
itkGetObjectMacro( Shader, Shader );
itkSetObjectMacro( Shader, Shader );
// Retrieve the full extent of the actor
virtual void GetExtent(double & ulx, double & uly, double & lrx, double & lry) const = 0;
// Update internal actor state with respect to ViewSettings
virtual void ProcessViewSettings() = 0;
// Heavy load/unload operations of data
virtual void UpdateData() = 0;
// Gl rendering of current state
virtual void Render() = 0;
/** create the shader (no shader created by default) */
virtual void CreateShader();
protected:
GlActor();
~GlActor() override;
Shader::Pointer m_Shader;
private:
// prevent implementation
GlActor( const Self & ) = delete;
void operator=( const Self & ) = delete;
ViewSettings::Pointer m_Settings;
// Name field
std::string m_Name;
// Visibility flag
bool m_Visible: 1;
/**
*/
bool m_GeometryChanged: 1;
/**
*/
bool m_Overlay: 1;
}; // End class GlActor
} // End namespace otb
#endif
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