kicad/common/plotters/plotter_gerber.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2016-2020 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/**
* Plotting engine (Gerber)
*
* @file plotter_gerber.h
*/
#pragma once
#include <vector>
#include <math/box2.h>
#include <eda_item.h> // FILL_TYPE
#include <plotter.h>
#include "gbr_plotter_apertures.h"
class GERBER_PLOTTER : public PLOTTER
{
public:
GERBER_PLOTTER();
virtual PLOT_FORMAT GetPlotterType() const override
{
return PLOT_FORMAT::GERBER;
}
static wxString GetDefaultFileExtension()
{
return wxString( wxT( "gbr" ) );
}
/**
* Function StartPlot
* Write GERBER header to file
* initialize global variable g_Plot_PlotOutputFile
*/
virtual bool StartPlot() override;
virtual bool EndPlot() override;
virtual void SetCurrentLineWidth( int width, void* aData = NULL ) override;
// RS274X has no dashing, nor colours
virtual void SetDash( PLOT_DASH_TYPE dashed ) override
{
}
virtual void SetColor( COLOR4D color ) override {}
// Currently, aScale and aMirror are not used in gerber plotter
virtual void SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
double aScale, bool aMirror ) override;
// Basic plot primitives
virtual void Rect( const wxPoint& p1, const wxPoint& p2, FILL_TYPE fill,
int width = USE_DEFAULT_LINE_WIDTH ) override;
virtual void Circle( const wxPoint& pos, int diametre, FILL_TYPE fill,
int width = USE_DEFAULT_LINE_WIDTH ) override;
virtual void Arc( const wxPoint& aCenter, double aStAngle, double aEndAngle,
int aRadius, FILL_TYPE aFill, int aWidth = USE_DEFAULT_LINE_WIDTH ) override;
// These functions plot an item and manage X2 gerber attributes
virtual void ThickSegment( const wxPoint& start, const wxPoint& end, int width,
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OUTLINE_MODE tracemode, void* aData ) override;
virtual void ThickArc( const wxPoint& centre, double StAngle, double EndAngle,
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int rayon, int width, OUTLINE_MODE tracemode, void* aData ) override;
virtual void ThickRect( const wxPoint& p1, const wxPoint& p2, int width,
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OUTLINE_MODE tracemode, void* aData ) override;
virtual void ThickCircle( const wxPoint& pos, int diametre, int width,
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OUTLINE_MODE tracemode, void* aData ) override;
virtual void FilledCircle( const wxPoint& pos, int diametre,
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OUTLINE_MODE tracemode, void* aData ) override;
/**
* Gerber polygon: they can (and *should*) be filled with the
* appropriate G36/G37 sequence
*/
virtual void PlotPoly( const std::vector< wxPoint >& aCornerList,
FILL_TYPE aFill, int aWidth = USE_DEFAULT_LINE_WIDTH,
void* aData = nullptr ) override;
virtual void PenTo( const wxPoint& pos, char plume ) override;
virtual void Text( const wxPoint& aPos,
const COLOR4D aColor,
const wxString& aText,
double aOrient,
const wxSize& aSize,
enum EDA_TEXT_HJUSTIFY_T aH_justify,
enum EDA_TEXT_VJUSTIFY_T aV_justify,
int aWidth,
bool aItalic,
bool aBold,
bool aMultilineAllowed = false,
void* aData = NULL ) override;
/**
* Filled circular flashes are stored as apertures
*/
virtual void FlashPadCircle( const wxPoint& pos, int diametre,
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OUTLINE_MODE trace_mode, void* aData ) override;
virtual void FlashPadOval( const wxPoint& aPadPos, const wxSize& size, double orient,
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OUTLINE_MODE trace_mode, void* aData ) override;
virtual void FlashPadRect( const wxPoint& aPadPos, const wxSize& size,
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double orient, OUTLINE_MODE trace_mode, void* aData ) override;
virtual void FlashPadRoundRect( const wxPoint& aPadPos, const wxSize& aSize,
int aCornerRadius, double aOrient,
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OUTLINE_MODE aTraceMode, void* aData ) override;
virtual void FlashPadCustom( const wxPoint& aPadPos, const wxSize& aSize,
double aPadOrient, SHAPE_POLY_SET* aPolygons,
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OUTLINE_MODE aTraceMode, void* aData ) override;
virtual void FlashPadTrapez( const wxPoint& aPadPos, const wxPoint *aCorners,
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double aPadOrient, OUTLINE_MODE aTraceMode, void* aData ) override;
virtual void FlashRegularPolygon( const wxPoint& aShapePos, int aDiameter, int aCornerCount,
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double aOrient, OUTLINE_MODE aTraceMode, void* aData ) override;
/**
* flash a chamfered round rect pad.
* @param aShapePos = position of the pad shape
* @param aPadSize = size of the rectangle
* @param aCornerRadius = radius of rounded corners
* @param aChamferRatio = chamfer value (ratio < 0.5 between smallest size and chamfer)
* @param aChamferPositions = identifier of the corners to chamfer:
* 0 = no chamfer
* 1 = TOP_LEFT
* 2 = TOP_RIGHT
* 4 = BOTTOM_LEFT
* 8 = BOTTOM_RIGHT
* @param aPadOrient = rotation in 0.1 degrees of the shape
* @param aPlotMode = FILLED or SKETCH
* @param aData = a reference to Gerber attributes descr
*/
void FlashPadChamferRoundRect( const wxPoint& aShapePos, const wxSize& aPadSize,
int aCornerRadius, double aChamferRatio,
int aChamferPositions,
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double aPadOrient, OUTLINE_MODE aPlotMode, void* aData );
/**
* Plot a Gerber region: similar to PlotPoly but plot only filled polygon,
* and add the TA.AperFunction if aData contains this attribute, and clear it
* after plotting
*/
void PlotGerberRegion( const std::vector< wxPoint >& aCornerList,
void * aData = NULL );
/**
* Change the plot polarity and begin a new layer
* Used to 'scratch off' silk screen away from solder mask
*/
virtual void SetLayerPolarity( bool aPositive ) override;
/**
* Function SetGerberCoordinatesFormat
* selection of Gerber units and resolution (number of digits in mantissa)
* @param aResolution = number of digits in mantissa of coordinate
* use 5 or 6 for mm and 6 or 7 for inches
* do not use value > 6 (mm) or > 7 (in) to avoid overflow
* @param aUseInches = true to use inches, false to use mm (default)
*
* Should be called only after SetViewport() is called
*/
virtual void SetGerberCoordinatesFormat( int aResolution, bool aUseInches = false ) override;
void UseX2format( bool aEnable ) { m_useX2format = aEnable; }
void UseX2NetAttributes( bool aEnable ) { m_useNetAttributes = aEnable; }
/** Disable Aperture Macro (AM) command, only for broken Gerber Readers
* Regions will be used instead of AM shapes to draw complex shapes
* @param aDisable = true to disable Aperture Macro (AM) command.
*/
void DisableApertMacros( bool aDisable ) { m_gerberDisableApertMacros = aDisable; }
/**
* calling this function allows one to define the beginning of a group
* of drawing items (used in X2 format with netlist attributes)
* @param aData can define any parameter
*/
virtual void StartBlock( void* aData ) override;
/**
* calling this function allows one to define the end of a group of drawing
* items the group is started by StartBlock()
* (used in X2 format with netlist attributes)
* @param aData can define any parameter
*/
virtual void EndBlock( void* aData ) override;
/** Remove (clear) all attributes from object attributes dictionary (TO. and TA commands)
* similar to clearNetAttribute(), this is an unconditional reset of TO. and TA. attributes
*/
void ClearAllAttributes();
/**
* @return a index to the aperture in aperture list which meets the size and type of tool
* if the aperture does not exist, it is created and entered in aperture list
* @param aSize = the size of tool
* @param aRadius = the radius used for some shapes tool (oval, roundrect macros)
* @param aRotDegree = the rotation of tool (primitives round, oval rect accept only 0.0)
* @param aType = the type ( shape ) of tool
* @param aApertureAttribute = an aperture attribute of the tool (a tool can have onlu one attribute)
* 0 = no specific attribute
*/
int GetOrCreateAperture( const wxSize& aSize, int aRadius, double aRotDegree,
APERTURE::APERTURE_TYPE aType, int aApertureAttribute );
/**
* @return a index to the aperture in aperture list which meets the data and type of tool
* if the aperture does not exist, it is created and entered in aperture list
* @param aCorners = the corner list
* @param aRotDegree = the rotation of tool
* @param aType = the type ( shape ) of tool that can manage a list of corners (polygon)
* @param aApertureAttribute = an aperture attribute of the tool (a tool can have onlu one attribute)
* 0 = no specific attribute
*/
int GetOrCreateAperture( const std::vector<wxPoint>& aCorners, double aRotDegree,
APERTURE::APERTURE_TYPE aType, int aApertureAttribute );
protected:
/** Plot a round rect (a round rect shape in fact) as a Gerber region
* using lines and arcs for corners
* @param aRectCenter is the center of the rectangle
* @param aSize is the size of the rectangle
* @param aCornerRadius is the radius of the corners
* @param aOrient is the rotation of the rectangle
* Note: only the G36 ... G37 region is created.
*/
void plotRoundRectAsRegion( const wxPoint& aRectCenter, const wxSize& aSize,
int aCornerRadius, double aOrient );
/**
* Plot a Gerber arc.
* if aPlotInRegion = true, the current pen position will not be
* initialized to the arc start position, and therefore the arc can be used
* to define a region outline item
* a line will be created from current ^position to arc start point
* if aPlotInRegion = false, the current pen position will be initialized
* to the arc start position, to plot an usual arc item
* The line thickness is not initialized in plotArc, and must be initialized
* before calling it if needed.
*/
void plotArc( const wxPoint& aCenter, double aStAngle, double aEndAngle,
int aRadius, bool aPlotInRegion );
/**
* Pick an existing aperture or create a new one, matching the
* size, type and attributes.
* write the DCode selection on gerber file
*/
void selectAperture( const wxSize& aSize, int aRadius, double aRotDegree,
APERTURE::APERTURE_TYPE aType,
int aApertureAttribute );
/**
* Pick an existing aperture or create a new one, matching the
* aDiameter, aPolygonRotation, type and attributes.
* It apply only to apertures with type = AT_REGULAR_POLY3 to AT_REGULAR_POLY12
* write the DCode selection on gerber file
*/
void selectAperture( const std::vector<wxPoint>& aCorners, double aPolygonRotation,
APERTURE::APERTURE_TYPE aType, int aApertureAttribute );
/**
* Pick an existing aperture or create a new one, matching the
* corner list, aRotDegree, type and attributes.
* It apply only to apertures managing a polygon that differs from AT_REGULAR_POLY3
* to AT_REGULAR_POLY12 (for instance APER_MACRO_TRAPEZOID )
* write the DCode selection on gerber file
*/
void selectAperture( int aDiameter, double aRotDegree,
APERTURE::APERTURE_TYPE aType, int aApertureAttribute );
/**
* Emit a D-Code record, using proper conversions
* to format a leading zero omitted gerber coordinate
* (for n decimal positions, see header generation in start_plot
*/
void emitDcode( const DPOINT& pt, int dcode );
/**
* print a Gerber net attribute object record.
* In a gerber file, a net attribute is owned by a graphic object
* formatNetAttribute must be called before creating the object
* @param aData contains the dato to format.
* the generated string depends on the type of netlist info
*/
void formatNetAttribute( GBR_NETLIST_METADATA* aData );
/**
* clear a Gerber net attribute record (clear object attribute dictionary)
* and output the clear object attribute dictionary command to gerber file
* has effect only if a net attribute is stored in m_objectAttributesDictionnary
*/
void clearNetAttribute();
// the attributes dictionary created/modifed by %TO, attached to objects, when they are created
// by D01, D03, G36/G37 commands
// standard attributes are .P, .C and .N
// this is used by gerber readers when creating a new object. Cleared by %TD command
// Note: m_objectAttributesDictionnary can store more than one attribute
// the string stores the line(s) actually written to the gerber file
// it can store a .P, .C or .N attribute, or 2 or 3 attributes, separated by a \n char (EOL)
std::string m_objectAttributesDictionnary;
// The last aperture attribute generated (only one aperture attribute can be set)
int m_apertureAttribute;
FILE* workFile;
FILE* finalFile;
wxString m_workFilename;
/**
* Generate the table of D codes
*/
void writeApertureList();
std::vector<APERTURE> m_apertures; // The list of available apertures
int m_currentApertureIdx; // The index of the current aperture in m_apertures
bool m_hasApertureRoundRect; // true is at least one round rect aperture is in use
bool m_hasApertureRotOval; // true is at least one oval rotated aperture is in use
bool m_hasApertureRotRect; // true is at least one rect. rotated aperture is in use
bool m_hasApertureOutline4P; // true is at least one 4 corners outline (free polygon
// with 4 corners) aperture is in use
bool m_hasApertureChamferedRect; // true is at least one chamfered rect is in use
// (with no rounded corner)
bool m_gerberUnitInch; // true if the gerber units are inches, false for mm
int m_gerberUnitFmt; // number of digits in mantissa.
// usually 6 in Inches and 5 or 6 in mm
bool m_gerberDisableApertMacros; // True to disable Aperture Macro (AM) command,
// for broken Gerber Readers
// Regions will be used instead of AM shapes
bool m_useX2format; // Add X2 file header attributes. If false, attributes
// will be added as comments.
bool m_useNetAttributes; // In recent gerber files, netlist info can be added.
// It will be added if this param is true, using X2 or
// X1 format
// A list of aperture macros defined "on the fly" because the number of parameters is not
// defined: this is the case of the macro using the primitive 4 to create a polygon.
// The number of vertices is not known for free polygonal shapes, and an aperture macro
// must be created for each specific polygon
APER_MACRO_FREEPOLY_LIST m_am_freepoly_list;
};