307 lines
13 KiB
C++
307 lines
13 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2020 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2016-2020 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* Plotting engine (Gerber)
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*
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* @file plotter_gerber.h
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*/
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#pragma once
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#include <vector>
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#include <math/box2.h>
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#include <base_struct.h> // FILL_T
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#include <plotter.h>
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#include "gbr_plotter_apertures.h"
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class GERBER_PLOTTER : public PLOTTER
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{
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public:
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GERBER_PLOTTER();
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virtual PLOT_FORMAT GetPlotterType() const override
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{
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return PLOT_FORMAT::GERBER;
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}
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static wxString GetDefaultFileExtension()
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{
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return wxString( wxT( "gbr" ) );
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}
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/**
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* Function StartPlot
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* Write GERBER header to file
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* initialize global variable g_Plot_PlotOutputFile
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*/
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virtual bool StartPlot() override;
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virtual bool EndPlot() override;
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virtual void SetCurrentLineWidth( int width, void* aData = NULL ) override;
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// RS274X has no dashing, nor colours
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virtual void SetDash( PLOT_DASH_TYPE dashed ) override
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{
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}
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virtual void SetColor( COLOR4D color ) override {}
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// Currently, aScale and aMirror are not used in gerber plotter
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virtual void SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
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double aScale, bool aMirror ) override;
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virtual void Rect( const wxPoint& p1, const wxPoint& p2, FILL_T fill,
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int width = USE_DEFAULT_LINE_WIDTH ) override;
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virtual void Circle( const wxPoint& pos, int diametre, FILL_T fill,
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int width = USE_DEFAULT_LINE_WIDTH ) override;
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virtual void Arc( const wxPoint& aCenter, double aStAngle, double aEndAngle,
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int aRadius, FILL_T aFill, int aWidth = USE_DEFAULT_LINE_WIDTH ) override;
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virtual void ThickSegment( const wxPoint& start, const wxPoint& end, int width,
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EDA_DRAW_MODE_T tracemode, void* aData ) override;
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virtual void ThickArc( const wxPoint& centre, double StAngle, double EndAngle,
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int rayon, int width, EDA_DRAW_MODE_T tracemode, void* aData ) override;
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virtual void ThickRect( const wxPoint& p1, const wxPoint& p2, int width,
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EDA_DRAW_MODE_T tracemode, void* aData ) override;
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virtual void ThickCircle( const wxPoint& pos, int diametre, int width,
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EDA_DRAW_MODE_T tracemode, void* aData ) override;
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/**
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* Gerber polygon: they can (and *should*) be filled with the
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* appropriate G36/G37 sequence
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*/
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virtual void PlotPoly( const std::vector< wxPoint >& aCornerList,
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FILL_T aFill, int aWidth = USE_DEFAULT_LINE_WIDTH,
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void* aData = nullptr ) override;
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virtual void PenTo( const wxPoint& pos, char plume ) override;
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virtual void Text( const wxPoint& aPos,
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const COLOR4D aColor,
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const wxString& aText,
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double aOrient,
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const wxSize& aSize,
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enum EDA_TEXT_HJUSTIFY_T aH_justify,
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enum EDA_TEXT_VJUSTIFY_T aV_justify,
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int aWidth,
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bool aItalic,
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bool aBold,
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bool aMultilineAllowed = false,
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void* aData = NULL ) override;
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/**
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* Filled circular flashes are stored as apertures
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*/
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virtual void FlashPadCircle( const wxPoint& pos, int diametre,
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EDA_DRAW_MODE_T trace_mode, void* aData ) override;
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/**
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* Filled oval flashes are handled as aperture in the 90 degree positions only
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*/
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virtual void FlashPadOval( const wxPoint& pos, const wxSize& size, double orient,
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EDA_DRAW_MODE_T trace_mode, void* aData ) override;
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/**
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* Filled rect flashes are handled as aperture in the 0 90 180 or 270 degree orientation only
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* and as polygon for other orientations
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* TODO: always use flashed shapes (aperture macros)
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*/
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virtual void FlashPadRect( const wxPoint& pos, const wxSize& size,
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double orient, EDA_DRAW_MODE_T trace_mode, void* aData ) override;
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/**
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* Roundrect pad at the moment are not handled as aperture, since
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* they require aperture macros
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* TODO: always use flashed shapes (aperture macros)
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*/
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virtual void FlashPadRoundRect( const wxPoint& aPadPos, const wxSize& aSize,
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int aCornerRadius, double aOrient,
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EDA_DRAW_MODE_T aTraceMode, void* aData ) override;
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virtual void FlashPadCustom( const wxPoint& aPadPos, const wxSize& aSize,
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SHAPE_POLY_SET* aPolygons,
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EDA_DRAW_MODE_T aTraceMode, void* aData ) override;
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/**
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* Trapezoidal pad at the moment are *never* handled as aperture, since
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* they require aperture macros
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* TODO: always use flashed shapes (aperture macros)
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*/
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virtual void FlashPadTrapez( const wxPoint& aPadPos, const wxPoint *aCorners,
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double aPadOrient, EDA_DRAW_MODE_T aTraceMode, void* aData ) override;
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virtual void FlashRegularPolygon( const wxPoint& aShapePos, int aDiameter, int aCornerCount,
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double aOrient, EDA_DRAW_MODE_T aTraceMode, void* aData ) override;
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/**
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* Plot a Gerber region: similar to PlotPoly but plot only filled polygon,
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* and add the TA.AperFunction if aData contains this attribute, and clear it
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* after plotting
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*/
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void PlotGerberRegion( const std::vector< wxPoint >& aCornerList,
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void * aData = NULL );
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/**
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* Change the plot polarity and begin a new layer
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* Used to 'scratch off' silk screen away from solder mask
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*/
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virtual void SetLayerPolarity( bool aPositive ) override;
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/**
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* Function SetGerberCoordinatesFormat
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* selection of Gerber units and resolution (number of digits in mantissa)
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* @param aResolution = number of digits in mantissa of coordinate
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* use 5 or 6 for mm and 6 or 7 for inches
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* do not use value > 6 (mm) or > 7 (in) to avoid overflow
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* @param aUseInches = true to use inches, false to use mm (default)
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*
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* Should be called only after SetViewport() is called
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*/
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virtual void SetGerberCoordinatesFormat( int aResolution, bool aUseInches = false ) override;
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void UseX2format( bool aEnable ) { m_useX2format = aEnable; }
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void UseX2NetAttributes( bool aEnable ) { m_useNetAttributes = aEnable; }
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/**
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* calling this function allows one to define the beginning of a group
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* of drawing items (used in X2 format with netlist attributes)
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* @param aData can define any parameter
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*/
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virtual void StartBlock( void* aData ) override;
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/**
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* calling this function allows one to define the end of a group of drawing
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* items the group is started by StartBlock()
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* (used in X2 format with netlist attributes)
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* @param aData can define any parameter
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*/
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virtual void EndBlock( void* aData ) override;
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/** Remove (clear) all attributes from object attributes dictionary (TO. and TA commands)
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* similar to clearNetAttribute(), this is an unconditional reset of TO. and TA. attributes
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*/
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void ClearAllAttributes();
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/**
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* @return a index to the aperture in aperture list which meets the size and type of tool
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* if the aperture does not exist, it is created and entered in aperture list
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* @param aSize = the size of tool
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* @param aType = the type ( shape ) of tool
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* @param aApertureAttribute = an aperture attribute of the tool (a tool can have onlu one attribute)
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* 0 = no specific attribute
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*/
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int GetOrCreateAperture( const wxSize& aSize,
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APERTURE::APERTURE_TYPE aType, int aApertureAttribute );
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protected:
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/** Plot a round rect (a round rect shape in fact) as a Gerber region
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* using lines and arcs for corners
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* @param aRectCenter is the center of the rectangle
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* @param aSize is the size of the rectangle
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* @param aCornerRadius is the radius of the corners
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* @param aOrient is the rotation of the rectangle
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* Note: only the G36 ... G37 region is created.
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*/
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void plotRoundRectAsRegion( const wxPoint& aRectCenter, const wxSize& aSize,
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int aCornerRadius, double aOrient );
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/**
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* Plot a Gerber arc.
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* if aPlotInRegion = true, the current pen position will not be
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* initialized to the arc start position, and therefore the arc can be used
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* to define a region outline item
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* a line will be created from current ^position to arc start point
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* if aPlotInRegion = false, the current pen position will be initialized
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* to the arc start position, to plot an usual arc item
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* The line thickness is not initialized in plotArc, and must be initialized
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* before calling it if needed.
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*/
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void plotArc( const wxPoint& aCenter, double aStAngle, double aEndAngle,
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int aRadius, bool aPlotInRegion );
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/**
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* Pick an existing aperture or create a new one, matching the
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* size, type and attributes.
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* write the DCode selection on gerber file
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*/
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void selectAperture( const wxSize& aSize, APERTURE::APERTURE_TYPE aType,
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int aApertureAttribute );
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/**
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* Pick an existing aperture or create a new one, matching the
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* aDiameter, aPolygonRotation, type and attributes.
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* It apply only to apertures with type = AT_REGULAR_POLY3 to AT_REGULAR_POLY12
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* write the DCode selection on gerber file
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*/
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void selectAperture( int aDiameter, double aPolygonRotation,
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APERTURE::APERTURE_TYPE aType, int aApertureAttribute );
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/**
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* Emit a D-Code record, using proper conversions
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* to format a leading zero omitted gerber coordinate
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* (for n decimal positions, see header generation in start_plot
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*/
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void emitDcode( const DPOINT& pt, int dcode );
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/**
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* print a Gerber net attribute object record.
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* In a gerber file, a net attribute is owned by a graphic object
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* formatNetAttribute must be called before creating the object
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* @param aData contains the dato to format.
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* the generated string depends on the type of netlist info
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*/
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void formatNetAttribute( GBR_NETLIST_METADATA* aData );
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/**
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* clear a Gerber net attribute record (clear object attribute dictionary)
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* and output the clear object attribute dictionary command to gerber file
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* has effect only if a net attribute is stored in m_objectAttributesDictionnary
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*/
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void clearNetAttribute();
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// the attributes dictionary created/modifed by %TO, attached to objects, when they are created
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// by D01, D03, G36/G37 commands
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// standard attributes are .P, .C and .N
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// this is used by gerber readers when creating a new object. Cleared by %TD command
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// Note: m_objectAttributesDictionnary can store more than one attribute
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// the string stores the line(s) actually written to the gerber file
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// it can store a .P, .C or .N attribute, or 2 or 3 attributes, separated by a \n char (EOL)
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std::string m_objectAttributesDictionnary;
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// The last aperture attribute generated (only one aperture attribute can be set)
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int m_apertureAttribute;
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FILE* workFile;
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FILE* finalFile;
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wxString m_workFilename;
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/**
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* Generate the table of D codes
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*/
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void writeApertureList();
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std::vector<APERTURE> m_apertures; // The list of available apertures
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int m_currentApertureIdx; // The index of the current aperture in m_apertures
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bool m_gerberUnitInch; // true if the gerber units are inches, false for mm
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int m_gerberUnitFmt; // number of digits in mantissa.
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// usually 6 in Inches and 5 or 6 in mm
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bool m_useX2format; // Add X2 file header attributes. If false, attributes
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// will be added as comments.
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bool m_useNetAttributes; // In recent gerber files, netlist info can be added.
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// It will be added if this param is true, using X2 or
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// X1 format
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};
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