graphics_importer_buffer.h

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/*
 * This program source code file is part of KICAD, a free EDA CAD application.
 *
 * Copyright (C) 2017 CERN
 * Copyright (C) 2018-2023 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Janito Vaqueiro Ferreira Filho <[email protected]>
 *
 * 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,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * 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
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#ifndef GRAPHICS_IMPORTER_BUFFER_H
#define GRAPHICS_IMPORTER_BUFFER_H
 
#include "graphics_importer.h"
 
#include <math/matrix3x3.h>
#include <list>
 
 
class IMPORTED_SHAPE
{
public:
 virtual ~IMPORTED_SHAPE() {}
 virtual void ImportTo( GRAPHICS_IMPORTER& aImporter ) const = 0;
 
 virtual std::unique_ptr<IMPORTED_SHAPE> clone() const = 0;
 
 virtual void Transform( const MATRIX3x3D& aTransform, const VECTOR2D& aTranslation ) = 0;
 
 void SetParentShapeIndex( int aIndex ) { m_parentShapeIndex = aIndex; }
 int GetParentShapeIndex() const { return m_parentShapeIndex; }
 
protected:
 int m_parentShapeIndex = -1;
};
 
 
class IMPORTED_LINE : public IMPORTED_SHAPE
{
public:
 IMPORTED_LINE( const VECTOR2D& aStart, const VECTOR2D& aEnd, const IMPORTED_STROKE& aStroke ) :
 m_start( aStart ), m_end( aEnd ), m_stroke( aStroke )
 {
 }
 
 void ImportTo( GRAPHICS_IMPORTER& aImporter ) const override
 {
 aImporter.AddLine( m_start, m_end, m_stroke );
 }
 
 virtual std::unique_ptr<IMPORTED_SHAPE> clone() const override
 {
 return std::make_unique<IMPORTED_LINE>( *this );
 }
 
 void Transform( const MATRIX3x3D& aTransform, const VECTOR2D& aTranslation ) override
 {
 m_start = aTransform * m_start + aTranslation;
 m_end = aTransform * m_end + aTranslation;
 }
 
private:
 VECTOR2D m_start;
 VECTOR2D m_end;
 IMPORTED_STROKE m_stroke;
};
 
 
class IMPORTED_CIRCLE : public IMPORTED_SHAPE
{
public:
 IMPORTED_CIRCLE( const VECTOR2D& aCenter, double aRadius, const IMPORTED_STROKE& aStroke,
 bool aFilled, const COLOR4D& aFillColor ) :
 m_center( aCenter ),
 m_radius( aRadius ), m_stroke( aStroke ), m_filled( aFilled ), m_fillColor( aFillColor )
 {
 }
 
 void ImportTo( GRAPHICS_IMPORTER& aImporter ) const override
 {
 aImporter.AddCircle( m_center, m_radius, m_stroke, m_filled, m_fillColor );
 }
 
 virtual std::unique_ptr<IMPORTED_SHAPE> clone() const override
 {
 return std::make_unique<IMPORTED_CIRCLE>( *this );
 }
 
 void Transform( const MATRIX3x3D& aTransform, const VECTOR2D& aTranslation ) override
 {
 VECTOR2D newCenter = ( aTransform * m_center ) + aTranslation;
 
 VECTOR2D newRadius = VECTOR2D( m_radius, 0 );
 newRadius = aTransform * newRadius;
 
 m_center = newCenter;
 m_radius = newRadius.EuclideanNorm();
 }
 
private:
 VECTOR2D m_center;
 double m_radius;
 IMPORTED_STROKE m_stroke;
 bool m_filled;
 COLOR4D m_fillColor;
};
 
 
class IMPORTED_ARC : public IMPORTED_SHAPE
{
public:
 IMPORTED_ARC( const VECTOR2D& aCenter, const VECTOR2D& aStart, const EDA_ANGLE& aAngle,
 const IMPORTED_STROKE& aStroke ) :
 m_center( aCenter ),
 m_start( aStart ), m_angle( aAngle ), m_stroke( aStroke )
 {
 }
 
 void ImportTo( GRAPHICS_IMPORTER& aImporter ) const override
 {
 aImporter.AddArc( m_center, m_start, m_angle, m_stroke );
 }
 
 virtual std::unique_ptr<IMPORTED_SHAPE> clone() const override
 {
 return std::make_unique<IMPORTED_ARC>( *this );
 }
 
 void Transform( const MATRIX3x3D& aTransform, const VECTOR2D& aTranslation ) override
 {
 m_start = aTransform * m_start + aTranslation;
 m_center = aTransform * m_center + aTranslation;
 }
 
private:
 VECTOR2D m_center;
 VECTOR2D m_start;
 EDA_ANGLE m_angle;
 IMPORTED_STROKE m_stroke;
};
 
 
class IMPORTED_POLYGON : public IMPORTED_SHAPE
{
public:
 IMPORTED_POLYGON( const std::vector<VECTOR2D>& aVertices, const IMPORTED_STROKE& aStroke,
 bool aFilled, const COLOR4D& aFillColor ) :
 m_vertices( aVertices ),
 m_stroke( aStroke ), m_filled( aFilled ), m_fillColor( aFillColor )
 {
 }
 
 void ImportTo( GRAPHICS_IMPORTER& aImporter ) const override
 {
 aImporter.AddPolygon( m_vertices, m_stroke, m_filled, m_fillColor );
 }
 
 virtual std::unique_ptr<IMPORTED_SHAPE> clone() const override
 {
 return std::make_unique<IMPORTED_POLYGON>( *this );
 }
 
 void Transform( const MATRIX3x3D& aTransform, const VECTOR2D& aTranslation ) override
 {
 for( VECTOR2D& vert : m_vertices )
 {
 vert = aTransform * vert + aTranslation;
 }
 }
 
 std::vector<VECTOR2D>& Vertices() { return m_vertices; }
 
 bool IsFilled() const { return m_filled; }
 
 const COLOR4D& GetFillColor() const { return m_fillColor; }
 
 const IMPORTED_STROKE& GetStroke() const { return m_stroke; }
 
private:
 std::vector<VECTOR2D> m_vertices;
 IMPORTED_STROKE m_stroke;
 bool m_filled;
 COLOR4D m_fillColor;
};
 
 
class IMPORTED_TEXT : public IMPORTED_SHAPE
{
public:
 IMPORTED_TEXT( const VECTOR2D& aOrigin, const wxString& aText, double aHeight, double aWidth,
 double aThickness, double aOrientation, GR_TEXT_H_ALIGN_T aHJustify,
 GR_TEXT_V_ALIGN_T aVJustify, const COLOR4D& aColor ) :
 m_origin( aOrigin ),
 m_text( aText ), m_height( aHeight ), m_width( aWidth ), m_thickness( aThickness ),
 m_orientation( aOrientation ), m_hJustify( aHJustify ), m_vJustify( aVJustify ),
 m_color( aColor )
 {
 }
 
 void ImportTo( GRAPHICS_IMPORTER& aImporter ) const override
 {
 aImporter.AddText( m_origin, m_text, m_height, m_width, m_thickness, m_orientation,
 m_hJustify, m_vJustify, m_color );
 }
 
 virtual std::unique_ptr<IMPORTED_SHAPE> clone() const override
 {
 return std::make_unique<IMPORTED_TEXT>( *this );
 }
 
 void Transform( const MATRIX3x3D& aTransform, const VECTOR2D& aTranslation ) override
 {
 m_origin = aTransform * m_origin + aTranslation;
 }
 
private:
 VECTOR2D m_origin;
 const wxString m_text;
 double m_height;
 double m_width;
 double m_thickness;
 double m_orientation;
 GR_TEXT_H_ALIGN_T m_hJustify;
 GR_TEXT_V_ALIGN_T m_vJustify;
 COLOR4D m_color;
};
 
 
class IMPORTED_SPLINE : public IMPORTED_SHAPE
{
public:
 IMPORTED_SPLINE( const VECTOR2D& aStart, const VECTOR2D& aBezierControl1,
 const VECTOR2D& aBezierControl2, const VECTOR2D& aEnd,
 const IMPORTED_STROKE& aStroke ) :
 m_start( aStart ),
 m_bezierControl1( aBezierControl1 ), m_bezierControl2( aBezierControl2 ), m_end( aEnd ),
 m_stroke( aStroke )
 {
 }
 
 void ImportTo( GRAPHICS_IMPORTER& aImporter ) const override
 {
 aImporter.AddSpline( m_start, m_bezierControl1, m_bezierControl2, m_end, m_stroke );
 }
 
 virtual std::unique_ptr<IMPORTED_SHAPE> clone() const override
 {
 return std::make_unique<IMPORTED_SPLINE>( *this );
 }
 
 void Transform( const MATRIX3x3D& aTransform, const VECTOR2D& aTranslation ) override
 {
 m_start = aTransform * m_start + aTranslation;
 m_bezierControl1 = aTransform * m_bezierControl1 + aTranslation;
 m_bezierControl2 = aTransform * m_bezierControl2 + aTranslation;
 m_end = aTransform * m_end + aTranslation;
 }
 
private:
 VECTOR2D m_start;
 VECTOR2D m_bezierControl1;
 VECTOR2D m_bezierControl2;
 VECTOR2D m_end;
 IMPORTED_STROKE m_stroke;
};
 
 
class GRAPHICS_IMPORTER_BUFFER : public GRAPHICS_IMPORTER
{
public:
 void AddLine( const VECTOR2D& aStart, const VECTOR2D& aEnd,
 const IMPORTED_STROKE& aStroke ) override;
 
 void AddCircle( const VECTOR2D& aCenter, double aRadius, const IMPORTED_STROKE& aStroke,
 bool aFilled, const COLOR4D& aFillColor = COLOR4D::UNSPECIFIED ) override;
 
 void AddArc( const VECTOR2D& aCenter, const VECTOR2D& aStart, const EDA_ANGLE& aAngle,
 const IMPORTED_STROKE& aStroke ) override;
 
 void AddPolygon( const std::vector<VECTOR2D>& aVertices, const IMPORTED_STROKE& aStroke,
 bool aFilled, const COLOR4D& aFillColor = COLOR4D::UNSPECIFIED ) override;
 
 void AddText( const VECTOR2D& aOrigin, const wxString& aText, double aHeight, double aWidth,
 double aThickness, double aOrientation, GR_TEXT_H_ALIGN_T aHJustify,
 GR_TEXT_V_ALIGN_T aVJustify,
 const COLOR4D& aColor = COLOR4D::UNSPECIFIED ) override;
 
 void AddSpline( const VECTOR2D& aStart, const VECTOR2D& aBezierControl1,
 const VECTOR2D& aBezierControl2, const VECTOR2D& aEnd,
 const IMPORTED_STROKE& aStroke ) override;
 
 void ImportTo( GRAPHICS_IMPORTER& aImporter );
 void AddShape( std::unique_ptr<IMPORTED_SHAPE>& aShape );
 
 std::list<std::unique_ptr<IMPORTED_SHAPE>>& GetShapes() { return m_shapes; }
 
 void ClearShapes() { m_shapes.clear(); }
 
 void PostprocessNestedPolygons();
 
protected:
 std::list<std::unique_ptr<IMPORTED_SHAPE>> m_shapes;
};
 
#endif /* GRAPHICS_IMPORTER_BUFFER */