659 lines
26 KiB
C++
659 lines
26 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) 2016-2023 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 engines similar to ps (PostScript, Gerber, svg)
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*
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* @file plotters_pslike.h
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*/
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#pragma once
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#include "plotter.h"
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/**
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* The PSLIKE_PLOTTER class is an intermediate class to handle common routines for engines
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* working more or less with the postscript imaging model.
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*/
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class PSLIKE_PLOTTER : public PLOTTER
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{
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public:
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PSLIKE_PLOTTER() :
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plotScaleAdjX( 1 ),
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plotScaleAdjY( 1 ),
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m_textMode( PLOT_TEXT_MODE::PHANTOM )
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{
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}
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/**
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* PS and PDF fully implement native text (for the Latin-1 subset)
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*/
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virtual void SetTextMode( PLOT_TEXT_MODE mode ) override
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{
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if( mode != PLOT_TEXT_MODE::DEFAULT )
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m_textMode = mode;
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}
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/**
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* Set the 'fine' scaling for the postscript engine
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*/
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void SetScaleAdjust( double scaleX, double scaleY )
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{
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plotScaleAdjX = scaleX;
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plotScaleAdjY = scaleY;
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}
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// Pad routines are handled with lower level primitives
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virtual void FlashPadCircle( const VECTOR2I& aPadPos, int aDiameter,
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OUTLINE_MODE aTraceMode, void* aData ) override;
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virtual void FlashPadOval( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
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const EDA_ANGLE& aPadOrient, OUTLINE_MODE aTraceMode,
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void* aData ) override;
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virtual void FlashPadRect( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
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const EDA_ANGLE& aPadOrient, OUTLINE_MODE aTraceMode,
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void* aData ) override;
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virtual void FlashPadRoundRect( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
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int aCornerRadius, const EDA_ANGLE& aOrient,
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OUTLINE_MODE aTraceMode, void* aData ) override;
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virtual void FlashPadCustom( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
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const EDA_ANGLE& aOrient, SHAPE_POLY_SET* aPolygons,
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OUTLINE_MODE aTraceMode, void* aData ) override;
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virtual void FlashPadTrapez( const VECTOR2I& aPadPos, const VECTOR2I* aCorners,
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const EDA_ANGLE& aPadOrient, OUTLINE_MODE aTraceMode,
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void* aData ) override;
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virtual void FlashRegularPolygon( const VECTOR2I& aShapePos, int aDiameter, int aCornerCount,
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const EDA_ANGLE& aOrient, OUTLINE_MODE aTraceMode,
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void* aData ) override;
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/**
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* The SetColor implementation is split with the subclasses: the PSLIKE computes the rgb
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* values, the subclass emits the operator to actually do it
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*/
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virtual void SetColor( const COLOR4D& color ) override;
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protected:
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/**
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* This is the core for postscript/PDF text alignment.
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*
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* It computes the transformation matrix to generate a user space system aligned with the text.
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* Even the PS uses the concat operator to simplify PDF generation (concat is everything PDF
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* has to modify the CTM. Lots of parameters, both in and out.
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*/
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void computeTextParameters( const VECTOR2I& aPos,
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const wxString& aText,
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const EDA_ANGLE& aOrient,
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const VECTOR2I& aSize,
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bool aMirror,
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enum GR_TEXT_H_ALIGN_T aH_justify,
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enum GR_TEXT_V_ALIGN_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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double *wideningFactor,
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double *ctm_a,
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double *ctm_b,
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double *ctm_c,
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double *ctm_d,
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double *ctm_e,
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double *ctm_f,
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double *heightFactor );
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/// convert a wxString unicode string to a char string compatible with the accepted
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/// string plotter format (convert special chars and non ascii7 chars)
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virtual std::string encodeStringForPlotter( const wxString& aUnicode );
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/// Virtual primitive for emitting the setrgbcolor operator
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virtual void emitSetRGBColor( double r, double g, double b, double a ) = 0;
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/// Height of the postscript font (from the AFM)
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static const double postscriptTextAscent; // = 0.718;
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/**
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* Sister function for the GRTextWidth in gr_text.cpp
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* Does the same processing (i.e. calculates a text string width) but using postscript metrics
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* for the Helvetica font (optionally used for PS and PDF plotting
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*/
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int returnPostscriptTextWidth( const wxString& aText, int aXSize, bool aItalic, bool aBold );
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/// Fine user scale adjust ( = 1.0 if no correction)
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double plotScaleAdjX, plotScaleAdjY;
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/// How to draw text
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PLOT_TEXT_MODE m_textMode;
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};
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class PS_PLOTTER : public PSLIKE_PLOTTER
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{
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public:
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PS_PLOTTER()
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{
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// The phantom plot in postscript is an hack and reportedly
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// crashes Adobe's own postscript interpreter!
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m_textMode = PLOT_TEXT_MODE::STROKE;
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}
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static wxString GetDefaultFileExtension()
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{
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return wxString( wxT( "ps" ) );
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}
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virtual PLOT_FORMAT GetPlotterType() const override
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{
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return PLOT_FORMAT::POST;
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}
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/**
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* The code within this function (and the CloseFilePS function)
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* creates postscript files whose contents comply with Adobe's
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* Document Structuring Convention, as documented by assorted
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* details described within the following URLs:
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*
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* http://en.wikipedia.org/wiki/Document_Structuring_Conventions
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* http://partners.adobe.com/public/developer/en/ps/5001.DSC_Spec.pdf
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*
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*
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* BBox is the boundary box (position and size of the "client rectangle"
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* for drawings (page - margins) in mils (0.001 inch)
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*/
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virtual bool StartPlot( const wxString& aPageNumber ) override;
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virtual bool EndPlot() override;
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/**
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* Set the current line width (in IUs) for the next plot.
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*/
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virtual void SetCurrentLineWidth( int width, void* aData = nullptr ) override;
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/**
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* PostScript supports dashed lines.
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*/
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virtual void SetDash( int aLineWidth, LINE_STYLE aLineStyle ) override;
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virtual void SetViewport( const VECTOR2I& aOffset, double aIusPerDecimil,
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double aScale, bool aMirror ) override;
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virtual void Rect( const VECTOR2I& p1, const VECTOR2I& p2, FILL_T fill,
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int width = USE_DEFAULT_LINE_WIDTH ) override;
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virtual void Circle( const VECTOR2I& 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 VECTOR2D& aCenter, const EDA_ANGLE& aStartAngle,
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const EDA_ANGLE& aAngle, double aRadius, FILL_T aFill,
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int aWidth = USE_DEFAULT_LINE_WIDTH ) override;
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virtual void PlotPoly( const std::vector<VECTOR2I>& aCornerList, FILL_T aFill,
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int aWidth = USE_DEFAULT_LINE_WIDTH, void* aData = nullptr ) override;
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/**
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* PostScript-likes at the moment are the only plot engines supporting bitmaps.
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*/
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virtual void PlotImage( const wxImage& aImage, const VECTOR2I& aPos,
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double aScaleFactor ) override;
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virtual void PenTo( const VECTOR2I& pos, char plume ) override;
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virtual void Text( const VECTOR2I& aPos,
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const COLOR4D& aColor,
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const wxString& aText,
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const EDA_ANGLE& aOrient,
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const VECTOR2I& aSize,
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enum GR_TEXT_H_ALIGN_T aH_justify,
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enum GR_TEXT_V_ALIGN_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,
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KIFONT::FONT* aFont,
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const KIFONT::METRICS& aFontMetrics,
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void* aData = nullptr ) override;
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virtual void PlotText( const VECTOR2I& aPos,
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const COLOR4D& aColor,
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const wxString& aText,
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const TEXT_ATTRIBUTES& aAttributes,
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KIFONT::FONT* aFont,
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const KIFONT::METRICS& aFontMetrics,
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void* aData = nullptr ) override;
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protected:
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virtual void emitSetRGBColor( double r, double g, double b, double a ) override;
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};
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class PDF_PLOTTER : public PSLIKE_PLOTTER
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{
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public:
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PDF_PLOTTER() :
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m_pageTreeHandle( 0 ),
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m_fontResDictHandle( 0 ),
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m_pageStreamHandle( 0 ),
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m_streamLengthHandle( 0 ),
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m_workFile( nullptr ),
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m_totalOutlineNodes( 0 )
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{
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}
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virtual PLOT_FORMAT GetPlotterType() const override
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{
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return PLOT_FORMAT::PDF;
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}
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static wxString GetDefaultFileExtension()
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{
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return wxString( wxT( "pdf" ) );
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}
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/**
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* Open or create the plot file aFullFilename.
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*
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* The base class open the file in text mode, so we should have this
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* function overlaid for PDF files, which are binary files.
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*
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* @param aFullFilename is the full file name of the file to create.
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* @return true if success, false if the file cannot be created/opened.
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*/
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virtual bool OpenFile( const wxString& aFullFilename ) override;
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/**
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* The PDF engine supports multiple pages; the first one is opened 'for free' the following
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* are to be closed and reopened. Between each page parameters can be set.
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*/
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virtual bool StartPlot( const wxString& aPageNumber ) override;
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virtual bool StartPlot( const wxString& aPageNumber,
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const wxString& aPageName = wxEmptyString );
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virtual bool EndPlot() override;
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/**
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* Start a new page in the PDF document.
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*/
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virtual void StartPage( const wxString& aPageNumber, const wxString& aPageName = wxEmptyString );
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/**
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* Close the current page in the PDF document (and emit its compressed stream).
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*/
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virtual void ClosePage();
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/**
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* Pen width setting for PDF.
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*
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* Since the specs *explicitly* says that a 0 width is a bad thing to use (since it
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* results in 1 pixel traces), we convert such requests to the minimal width (like 1)
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* Note pen width = 0 is used in plot polygons to plot filled polygons with no outline
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* thickness. Use in this case pen width = 1 does not actually change the polygon.
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*/
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virtual void SetCurrentLineWidth( int width, void* aData = nullptr ) override;
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/**
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* PDF supports dashed lines
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*/
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virtual void SetDash( int aLineWidth, LINE_STYLE aLineStyle ) override;
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/**
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* PDF can have multiple pages, so SetPageSettings can be called
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* with the outputFile open (but not inside a page stream!)
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*/
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virtual void SetViewport( const VECTOR2I& aOffset, double aIusPerDecimil,
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double aScale, bool aMirror ) override;
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/**
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* Rectangles in PDF. Supported by the native operator.
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*/
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virtual void Rect( const VECTOR2I& p1, const VECTOR2I& p2, FILL_T fill,
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int width = USE_DEFAULT_LINE_WIDTH ) override;
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/**
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* Circle drawing for PDF. They're approximated by curves, but fill is supported
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*/
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virtual void Circle( const VECTOR2I& pos, int diametre, FILL_T fill,
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int width = USE_DEFAULT_LINE_WIDTH ) override;
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/**
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* The PDF engine can't directly plot arcs so we use polygonization.
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*/
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virtual void Arc( const VECTOR2D& aCenter, const EDA_ANGLE& aStartAngle,
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const EDA_ANGLE& aAngle, double aRadius, FILL_T aFill,
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int aWidth = USE_DEFAULT_LINE_WIDTH ) override;
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/**
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* Polygon plotting for PDF. Everything is supported
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*/
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virtual void PlotPoly( const std::vector<VECTOR2I>& aCornerList, FILL_T aFill,
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int aWidth = USE_DEFAULT_LINE_WIDTH, void* aData = nullptr ) override;
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virtual void PenTo( const VECTOR2I& pos, char plume ) override;
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virtual void Text( const VECTOR2I& aPos,
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const COLOR4D& aColor,
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const wxString& aText,
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const EDA_ANGLE& aOrient,
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const VECTOR2I& aSize,
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enum GR_TEXT_H_ALIGN_T aH_justify,
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enum GR_TEXT_V_ALIGN_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,
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KIFONT::FONT* aFont,
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const KIFONT::METRICS& aFontMetrics,
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void* aData = nullptr ) override;
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virtual void PlotText( const VECTOR2I& aPos,
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const COLOR4D& aColor,
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const wxString& aText,
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const TEXT_ATTRIBUTES& aAttributes,
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KIFONT::FONT* aFont,
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const KIFONT::METRICS& aFontMetrics,
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void* aData = nullptr ) override;
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void HyperlinkBox( const BOX2I& aBox, const wxString& aDestinationURL ) override;
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void HyperlinkMenu( const BOX2I& aBox, const std::vector<wxString>& aDestURLs ) override;
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void Bookmark( const BOX2I& aBox, const wxString& aName, const wxString& aGroupName = wxEmptyString ) override;
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/**
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* PDF images are handles as inline, not XObject streams...
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*/
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void PlotImage( const wxImage& aImage, const VECTOR2I& aPos, double aScaleFactor ) override;
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protected:
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struct OUTLINE_NODE
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{
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int actionHandle; ///< Handle to action
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wxString title; ///< Title of outline node
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int entryHandle; ///< Allocated handle for this outline entry
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std::vector<OUTLINE_NODE*> children; ///< Ordered list of children
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~OUTLINE_NODE()
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{
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std::for_each( children.begin(), children.end(),
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[]( OUTLINE_NODE* node )
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{
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delete node;
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} );
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}
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OUTLINE_NODE* AddChild( int aActionHandle, const wxString& aTitle, int aEntryHandle )
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{
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OUTLINE_NODE* child = new OUTLINE_NODE
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{
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aActionHandle, aTitle, aEntryHandle, {}
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};
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children.push_back( child );
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return child;
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}
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};
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/**
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* Adds a new outline node entry
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*
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* The PDF object handle is automacially allocated
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*
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* @param aParent Parent node to append the new node to
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* @param aActionHandle The handle of an action that may be performed on click, set to -1 for no action
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* @param aTitle Title of node to display
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*/
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OUTLINE_NODE* addOutlineNode( OUTLINE_NODE* aParent, int aActionHandle,
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const wxString& aTitle );
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/// convert a wxString unicode string to a char string compatible with the accepted
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/// string PDF format (convert special chars and non ascii7 chars)
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std::string encodeStringForPlotter( const wxString& aUnicode ) override;
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/**
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* PDF supports colors fully. It actually has distinct fill and pen colors,
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* but we set both at the same time.
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*
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* XXX Keeping them divided could result in a minor optimization in
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* Eeschema filled shapes, but would propagate to all the other plot
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* engines. Also arcs are filled as pies but only the arc is stroked so
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* it would be difficult to handle anyway.
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*/
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virtual void emitSetRGBColor( double r, double g, double b, double a ) override;
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/**
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* Allocate a new handle in the table of the PDF object. The
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* handle must be completed using startPdfObject. It's an in-RAM operation
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* only, no output is done.
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*/
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int allocPdfObject();
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/**
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* Open a new PDF object and returns the handle if the parameter is -1.
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* Otherwise fill in the xref entry for the passed object
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*/
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int startPdfObject(int handle = -1);
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/**
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* Close the current PDF object
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*/
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void closePdfObject();
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/**
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* Starts a PDF stream (for the page). Returns the object handle opened
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* Pass -1 (default) for a fresh object. Especially from PDF 1.5 streams
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* can contain a lot of things, but for the moment we only handle page
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* content.
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*/
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int startPdfStream(int handle = -1);
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/**
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* Finish the current PDF stream (writes the deferred length, too)
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*/
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void closePdfStream();
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/**
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* Starts emitting the outline object
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*/
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int emitOutline();
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/**
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* Emits a outline item object and recurses into any children
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*/
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void emitOutlineNode( OUTLINE_NODE* aNode, int aParentHandle, int aNextNode, int aPrevNode );
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/**
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* Emits an action object that instructs a goto coordinates on a page
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*
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* @return Generated action handle
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*/
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int emitGoToAction( int aPageHandle, const VECTOR2I& aBottomLeft, const VECTOR2I& aTopRight );
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int emitGoToAction( int aPageHandle );
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int m_pageTreeHandle; ///< Handle to the root of the page tree object
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int m_fontResDictHandle; ///< Font resource dictionary
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int m_imgResDictHandle; ///< Image resource dictionary
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int m_jsNamesHandle; ///< Handle for Names dictionary with JS
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std::vector<int> m_pageHandles; ///< Handles to the page objects
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int m_pageStreamHandle; ///< Handle of the page content object
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int m_streamLengthHandle; ///< Handle to the deferred stream length
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wxString m_workFilename;
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wxString m_pageName;
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FILE* m_workFile; ///< Temporary file to construct the stream before zipping
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std::vector<long> m_xrefTable; ///< The PDF xref offset table
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///< List of user-space page numbers for resolving internal hyperlinks
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std::vector<wxString> m_pageNumbers;
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///< List of loaded hyperlinks in current page
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std::vector<std::pair<BOX2I, wxString>> m_hyperlinksInPage;
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std::vector<std::pair<BOX2I, std::vector<wxString>>> m_hyperlinkMenusInPage;
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///< Handles for all the hyperlink objects that will be deferred
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std::map<int, std::pair<BOX2D, wxString>> m_hyperlinkHandles;
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std::map<int, std::pair<BOX2D, std::vector<wxString>>> m_hyperlinkMenuHandles;
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|
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|
std::map<wxString, std::vector<std::pair<BOX2I, wxString>>> m_bookmarksInPage;
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|
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std::map<int, wxImage> m_imageHandles;
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|
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std::unique_ptr<OUTLINE_NODE> m_outlineRoot; ///< Root outline node
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int m_totalOutlineNodes; ///< Total number of outline nodes
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|
};
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|
|
|
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class SVG_PLOTTER : public PSLIKE_PLOTTER
|
|
{
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|
public:
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|
SVG_PLOTTER();
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|
|
|
static wxString GetDefaultFileExtension()
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|
{
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|
return wxString( wxT( "svg" ) );
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|
}
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|
|
|
virtual PLOT_FORMAT GetPlotterType() const override
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|
{
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|
return PLOT_FORMAT::SVG;
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|
}
|
|
|
|
/**
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|
* Create SVG file header.
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|
*/
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|
virtual bool StartPlot( const wxString& aPageNumber ) override;
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|
virtual bool EndPlot() override;
|
|
|
|
/**
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|
* Set the current line width (in IUs) for the next plot.
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|
*/
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|
virtual void SetCurrentLineWidth( int width, void* aData = nullptr ) override;
|
|
|
|
/**
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|
* SVG supports dashed lines.
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|
*/
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|
virtual void SetDash( int aLineWidth, LINE_STYLE aLineStyle ) override;
|
|
|
|
virtual void SetViewport( const VECTOR2I& aOffset, double aIusPerDecimil,
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|
double aScale, bool aMirror ) override;
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|
virtual void Rect( const VECTOR2I& p1, const VECTOR2I& p2, FILL_T fill,
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|
int width = USE_DEFAULT_LINE_WIDTH ) override;
|
|
virtual void Circle( const VECTOR2I& pos, int diametre, FILL_T fill,
|
|
int width = USE_DEFAULT_LINE_WIDTH ) override;
|
|
virtual void Arc( const VECTOR2D& aCenter, const EDA_ANGLE& aStartAngle,
|
|
const EDA_ANGLE& aAngle, double aRadius, FILL_T aFill,
|
|
int aWidth = USE_DEFAULT_LINE_WIDTH ) override;
|
|
|
|
virtual void BezierCurve( const VECTOR2I& aStart, const VECTOR2I& aControl1,
|
|
const VECTOR2I& aControl2, const VECTOR2I& aEnd,
|
|
int aTolerance,
|
|
int aLineThickness = USE_DEFAULT_LINE_WIDTH ) override;
|
|
|
|
virtual void PlotPoly( const std::vector<VECTOR2I>& aCornerList, FILL_T aFill,
|
|
int aWidth = USE_DEFAULT_LINE_WIDTH, void * aData = nullptr ) override;
|
|
|
|
/**
|
|
* PostScript-likes at the moment are the only plot engines supporting bitmaps.
|
|
*/
|
|
virtual void PlotImage( const wxImage& aImage, const VECTOR2I& aPos,
|
|
double aScaleFactor ) override;
|
|
|
|
virtual void PenTo( const VECTOR2I& pos, char plume ) override;
|
|
|
|
/**
|
|
* Select SVG coordinate precision (number of digits needed for 1 mm )
|
|
* (SVG plotter uses always metric unit)
|
|
* Should be called only after SetViewport() is called
|
|
*
|
|
* @param aPrecision = number of digits in mantissa of coordinate
|
|
* use a value from 3-6
|
|
* do not use value > 6 to avoid overflow in PCBNEW
|
|
* do not use value > 4 to avoid overflow for other parts
|
|
*/
|
|
virtual void SetSvgCoordinatesFormat( unsigned aPrecision ) override;
|
|
|
|
/**
|
|
* Calling this function allows one to define the beginning of a group
|
|
* of drawing items (used in SVG format to separate components)
|
|
* @param aData should be a string for the SVG ID tag
|
|
*/
|
|
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()
|
|
* @param aData should be null
|
|
*/
|
|
virtual void EndBlock( void* aData ) override;
|
|
|
|
virtual void Text( const VECTOR2I& aPos,
|
|
const COLOR4D& aColor,
|
|
const wxString& aText,
|
|
const EDA_ANGLE& aOrient,
|
|
const VECTOR2I& aSize,
|
|
enum GR_TEXT_H_ALIGN_T aH_justify,
|
|
enum GR_TEXT_V_ALIGN_T aV_justify,
|
|
int aWidth,
|
|
bool aItalic,
|
|
bool aBold,
|
|
bool aMultilineAllowed,
|
|
KIFONT::FONT* aFont,
|
|
const KIFONT::METRICS& aFontMetrics,
|
|
void* aData = nullptr ) override;
|
|
|
|
|
|
virtual void PlotText( const VECTOR2I& aPos,
|
|
const COLOR4D& aColor,
|
|
const wxString& aText,
|
|
const TEXT_ATTRIBUTES& aAttributes,
|
|
KIFONT::FONT* aFont,
|
|
const KIFONT::METRICS& aFontMetrics,
|
|
void* aData = nullptr ) override;
|
|
|
|
protected:
|
|
/**
|
|
* Initialize m_pen_rgb_color from reduced values r, g ,b
|
|
* ( reduced values are 0.0 to 1.0 )
|
|
*/
|
|
virtual void emitSetRGBColor( double r, double g, double b, double a ) override;
|
|
|
|
/**
|
|
* Output the string which define pen and brush color, shape, transparency
|
|
*
|
|
* @param aIsGroup If false, do not form a new group for the style.
|
|
* @param aExtraStyle If given, the string will be added into the style string before closing
|
|
*/
|
|
void setSVGPlotStyle( int aLineWidth, bool aIsGroup = true,
|
|
const std::string& aExtraStyle = {} );
|
|
|
|
/**
|
|
* Prepare parameters for setSVGPlotStyle()
|
|
*/
|
|
void setFillMode( FILL_T fill );
|
|
|
|
FILL_T m_fillMode; // true if the current contour rect, arc, circle, polygon must
|
|
// be filled
|
|
long m_pen_rgb_color; // current rgb color value: each color has a value 0 ... 255,
|
|
// and the 3 colors are grouped in a 3x8 bits value (written
|
|
// in hex to svg files)
|
|
long m_brush_rgb_color; // same as m_pen_rgb_color, used to fill some contours.
|
|
double m_brush_alpha;
|
|
bool m_graphics_changed; // true if a pen/brush parameter is modified color, pen size,
|
|
// fill mode ... the new SVG stype must be output on file
|
|
LINE_STYLE m_dashed; // plot line style
|
|
unsigned m_precision; // How fine the step size is
|
|
// Use 3-6 (3 means um precision, 6 nm precision) in PcbNew
|
|
// 3-4 in other modules (avoid values >4 to avoid overflow)
|
|
// see also comment for m_useInch.
|
|
};
|