gerber_draw_item.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 1992-2016 <Jean-Pierre Charras>
 * Copyright (C) 1992-2022 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,
 * 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 GERBER_DRAW_ITEM_H
#define GERBER_DRAW_ITEM_H
 
#include <eda_item.h>
#include <layer_ids.h>
#include <gr_basic.h>
#include <gbr_netlist_metadata.h>
#include <dcode.h>
#include <geometry/shape_poly_set.h>
#include <geometry/eda_angle.h>
 
class GERBER_FILE_IMAGE;
class GBR_LAYOUT;
class D_CODE;
class MSG_PANEL_ITEM;
class GBR_DISPLAY_OPTIONS;
class PCB_BASE_FRAME;
 
namespace KIGFX
{
 class VIEW;
}
 
 
/* Shapes id for basic shapes ( .m_Shape member ) */
enum Gbr_Basic_Shapes
{
 GBR_SEGMENT = 0, // usual segment : line with rounded ends
 GBR_ARC, // Arcs (with rounded ends)
 GBR_CIRCLE, // ring
 GBR_POLYGON, // polygonal shape
 GBR_SPOT_CIRCLE, // flashed shape: round shape (can have hole)
 GBR_SPOT_RECT, // flashed shape: rectangular shape can have hole)
 GBR_SPOT_OVAL, // flashed shape: oval shape
 GBR_SPOT_POLY, // flashed shape: regular polygon, 3 to 12 edges
 GBR_SPOT_MACRO, // complex shape described by a macro
 GBR_LAST // last value for this list
};
 
class GERBER_DRAW_ITEM : public EDA_ITEM
{
public:
 GERBER_DRAW_ITEM( GERBER_FILE_IMAGE* aGerberparams );
 ~GERBER_DRAW_ITEM();
 
 void SetNetAttributes( const GBR_NETLIST_METADATA& aNetAttributes );
 const GBR_NETLIST_METADATA& GetNetAttributes() const { return m_netAttributes; }
 
 int GetLayer() const;
 
 bool GetLayerPolarity() const { return m_LayerNegative; }
 
 bool GetTextD_CodePrms( int& aSize, VECTOR2I& aPos, EDA_ANGLE& aOrientation );
 
 bool HasNegativeItems();
 
 void SetLayerParameters();
 
 void SetLayerPolarity( bool aNegative) { m_LayerNegative = aNegative; }
 
 void MoveXY( const VECTOR2I& aMoveVector );
 
 VECTOR2I GetPosition() const override { return m_Start; }
 void SetPosition( const VECTOR2I& aPos ) override { m_Start = aPos; }
 
 VECTOR2I GetABPosition( const VECTOR2I& aXYPosition ) const;
 
 VECTOR2I GetXYPosition( const VECTOR2I& aABPosition ) const;
 
 D_CODE* GetDcodeDescr() const;
 
 const BOX2I GetBoundingBox() const override;
 
 void Print( wxDC* aDC, const VECTOR2I& aOffset, GBR_DISPLAY_OPTIONS* aOptions );
 
 void ConvertSegmentToPolygon();
 void ConvertSegmentToPolygon( SHAPE_POLY_SET* aPolygon ) const;
 
 void PrintGerberPoly( wxDC* aDC, const COLOR4D& aColor, const VECTOR2I& aOffset,
 bool aFilledShape );
 
 int Shape() const { return m_Shape; }
 
 void GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList ) override;
 
 wxString ShowGBRShape() const;
 
 bool HitTest( const VECTOR2I& aRefPos, int aAccuracy = 0 ) const override;
 
 bool HitTest( const BOX2I& aRefArea, bool aContained, int aAccuracy = 0 ) const override;
 
 wxString GetClass() const override
 {
 return wxT( "GERBER_DRAW_ITEM" );
 }
 
#if defined(DEBUG)
 void Show( int nestLevel, std::ostream& os ) const override;
#endif
 
 virtual void ViewGetLayers( int aLayers[], int& aCount ) const override;
 
 virtual const BOX2I ViewBBox() const override;
 
 double ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const override;
 
 INSPECT_RESULT Visit( INSPECTOR inspector, void* testData,
 const std::vector<KICAD_T>& aScanTypes ) override;
 
 virtual wxString GetItemDescription( UNITS_PROVIDER* aUnitsProvider ) const override;
 
 BITMAPS GetMenuImage() const override;
 
public:
 bool m_UnitsMetric; // store here the gerber units (inch/mm). Used
 // only to calculate aperture macros shapes sizes
 int m_Shape; // Shape and type of this gerber item
 VECTOR2I  m_Start; // Line or arc start point or position of the shape
 // for flashed items
 VECTOR2I m_End; // Line or arc end point
 VECTOR2I m_ArcCentre; // for arcs only: Center of arc
 SHAPE_POLY_SET m_Polygon; // Polygon shape data (G36 to G37 coordinates)
 // or for complex shapes which are converted to polygon
 wxSize m_Size; // Flashed shapes: size of the shape
 // Lines : m_Size.x = m_Size.y = line width
 bool m_Flashed; // True for flashed items
 int m_DCode; // DCode used to draw this item.
 // Allowed values are >= 10. 0 when unknown
 // values 0 to 9 can be used for special purposes
 // Regions (polygons) do not use DCode,
 // so it is set to 0
 wxString m_AperFunction; // the aperture function set by a %TA.AperFunction, xxx
 // (stores the xxx value). Used for regions that do
 // not have a attached DCode, but
 // have a TA.AperFunction defined
 GERBER_FILE_IMAGE* m_GerberImageFile; /* Gerber file image source of this item
 * Note: some params stored in this class are common
 * to the whole gerber file (i.e) the whole graphic
 * layer and some can change when reading the file,
 * so they are stored inside this item if there is no
 * redundancy for these parameters
 */
 
 // This polygon is to draw this item (mainly GBR_POLYGON), according to layer parameters
 SHAPE_POLY_SET m_AbsolutePolygon; // the polygon to draw, in absolute coordinates
 
private:
 // These values are used to draw this item, according to gerber layers parameters
  // Because they can change inside a gerber image, they are stored here
 // for each item
 bool m_LayerNegative; // true = item in negative Layer
 bool m_swapAxis; // false if A = X, B = Y; true if A =Y, B = Y
 bool m_mirrorA; // true: mirror / axis A
 bool m_mirrorB; // true: mirror / ax's B
 VECTOR2I m_drawScale; // A and B scaling factor
 VECTOR2I m_layerOffset; // Offset for A and B axis, from OF parameter
 double m_lyrRotation; // Fine rotation, from OR parameter, in degrees
 GBR_NETLIST_METADATA m_netAttributes; 
};
 
 
#endif /* GERBER_DRAW_ITEM_H */