callback_gal.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU 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,
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
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 * or you may search the http://www.gnu.org website for the version 2 license,
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 */
 
#ifndef CALLBACK_GAL_H
#define CALLBACK_GAL_H
 
#include <gal/gal.h>
#include <gal/graphics_abstraction_layer.h>
 
class GAL_API CALLBACK_GAL : public KIGFX::GAL
{
public:
 CALLBACK_GAL( KIGFX::GAL_DISPLAY_OPTIONS& aDisplayOptions,
 std::function<void( const VECTOR2I& aPt1,
 const VECTOR2I& aPt2 )> aStrokeCallback,
 std::function<void( const VECTOR2I& aPt1,
 const VECTOR2I& aPt2,
 const VECTOR2I& aPt3 )> aTriangleCallback ) :
 GAL( aDisplayOptions )
 {
 m_strokeCallback = aStrokeCallback;
 m_triangleCallback = aTriangleCallback;
 m_outlineCallback = []( const SHAPE_LINE_CHAIN& ) {};
 m_stroke = true;
 m_triangulate = true;
 }
 
 CALLBACK_GAL( KIGFX::GAL_DISPLAY_OPTIONS& aDisplayOptions,
 std::function<void( const VECTOR2I& aPt1,
 const VECTOR2I& aPt2 )> aStrokeCallback,
 std::function<void( const SHAPE_LINE_CHAIN& aPoly )> aOutlineCallback ) :
 GAL( aDisplayOptions )
 {
 m_strokeCallback = aStrokeCallback;
 m_triangleCallback = []( const VECTOR2I&, const VECTOR2I&, const VECTOR2I& ) {};
 m_outlineCallback = aOutlineCallback;
 m_stroke = true;
 m_triangulate = false;
 }
 
 CALLBACK_GAL( KIGFX::GAL_DISPLAY_OPTIONS& aDisplayOptions,
 std::function<void( const SHAPE_LINE_CHAIN& aPoly )> aOutlineCallback ) :
 GAL( aDisplayOptions )
 {
 m_strokeCallback = []( const VECTOR2I& aPt1, const VECTOR2I& aPt2 ) {};
 m_triangleCallback = []( const VECTOR2I&, const VECTOR2I&, const VECTOR2I& ) {};
 m_outlineCallback = aOutlineCallback;
 m_stroke = false;
 m_triangulate = false;
 }
 
 void DrawGlyph( const KIFONT::GLYPH& aGlyph, int aNth, int aTotal ) override;
 
private:
 std::function<void( const VECTOR2I& aPt1,
 const VECTOR2I& aPt2 )> m_strokeCallback;
 
 std::function<void( const VECTOR2I& aPt1,
 const VECTOR2I& aPt2,
 const VECTOR2I& aPt3 )> m_triangleCallback;
 
 std::function<void( const SHAPE_LINE_CHAIN& aPoly )> m_outlineCallback;
 
 bool m_stroke;
 bool m_triangulate;
};
 
 
#endif // define CALLBACK_GAL_H