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REMOVED: HPGL plotting.

Browse Source 
Its sketch-mode greatly complicates the plotting
code and it is poorly maintained due to lack of
use.
This commit is contained in:
Jeff Young
2025-05-10 17:31:59 +01:00
parent db23ee481c
commit c452fe9686
42 changed files with 164 additions and 3038 deletions
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include/plotters/plotter.h
+1 -1
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@@ -658,7 +658,7 @@ protected: // variables used in most of plotters:
// usually decimils)
VECTOR2I m_plotOffset; // Plot offset (in IUs)
bool m_plotMirror; // X axis orientation (SVG)
// and plot mirrored (only for PS, PDF HPGL and SVG)
// and plot mirrored (only for PS, PDF and SVG)
bool m_mirrorIsHorizontal; // true to mirror horizontally (else vertically)
bool m_yaxisReversed; // true if the Y axis is top to bottom (SVG)
include/plotters/plotter_hpgl.h
-229
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@@ -1,229 +0,0 @@
/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright The 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 (HPGL)
*
* @file plotter_hpgl.h
*/
#pragma once
#include <list>
#include "plotter.h"
class HPGL_PLOTTER : public PLOTTER
{
public:
HPGL_PLOTTER();
virtual PLOT_FORMAT GetPlotterType() const override
{
return PLOT_FORMAT::HPGL;
}
static wxString GetDefaultFileExtension()
{
return wxString( wxT( "plt" ) );
}
/**
* Set the target length of chords used to draw approximated circles and arcs.
*
* @param chord_len the chord length in IUs.
*/
void SetTargetChordLength( double chord_len );
/// Switch to the user coordinate system
void SetUserCoords( bool user_coords ) { m_useUserCoords = user_coords; }
/// Set whether the user coordinate system is fit to content
void SetUserCoordsFit( bool user_coords_fit ) { m_fitUserCoords = user_coords_fit; }
/**
* At the start of the HPGL plot pen speed and number are requested.
*/
virtual bool StartPlot( const wxString& aPageNumber ) override;
/**
* HPGL end of plot: sort and emit graphics, pen return and release.
*/
virtual bool EndPlot() override;
/// HPGL doesn't handle color
virtual void SetColorMode( bool aColorMode ) override {};
/// HPGL doesn't handle line thickness or color
virtual void SetCurrentLineWidth( int width, void* aData = nullptr ) override
{
// This is the truth
m_currentPenWidth = userToDeviceSize( m_penDiameter );
}
/**
* HPGL supports dashed lines.
*/
virtual void SetDash( int aLineWidth, LINE_STYLE aLineStyle ) override;
virtual void SetColor( const COLOR4D& color ) override {}
virtual void SetPenSpeed( int speed )
{
m_penSpeed = speed;
}
virtual void SetPenNumber( int number )
{
m_penNumber = number;
}
virtual void SetPenDiameter( double diameter );
virtual void SetViewport( const VECTOR2I& aOffset, double aIusPerDecimil,
double aScale, bool aMirror ) override;
virtual void Rect( const VECTOR2I& p1, const VECTOR2I& p2, FILL_T aFill,
int aWidth = USE_DEFAULT_LINE_WIDTH ) override;
virtual void Circle( const VECTOR2I& aCenter, int aDiameter, FILL_T aFill,
int aWidth = 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;
virtual void ThickSegment( const VECTOR2I& start, const VECTOR2I& end, int width,
OUTLINE_MODE tracemode, void* aData ) override;
virtual void PenTo( const VECTOR2I& pos, char plume ) override;
virtual void FlashPadCircle( const VECTOR2I& aPadPos, int aDiameter,
OUTLINE_MODE aTraceMode, void* aData ) override;
virtual void FlashPadOval( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
const EDA_ANGLE& aPadOrient, OUTLINE_MODE aTraceMode,
void* aData ) override;
virtual void FlashPadRect( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
const EDA_ANGLE& aOrient, OUTLINE_MODE aTraceMode,
void* aData ) override;
virtual void FlashPadRoundRect( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
int aCornerRadius, const EDA_ANGLE& aOrient,
OUTLINE_MODE aTraceMode, void* aData ) override;
virtual void FlashPadCustom( const VECTOR2I& aPadPos, const VECTOR2I& aSize,
const EDA_ANGLE& aOrient, SHAPE_POLY_SET* aPolygons,
OUTLINE_MODE aTraceMode, void* aData ) override;
virtual void FlashPadTrapez( const VECTOR2I& aPadPos, const VECTOR2I* aCorners,
const EDA_ANGLE& aPadOrient, OUTLINE_MODE aTraceMode,
void* aData ) override;
virtual void FlashRegularPolygon( const VECTOR2I& aShapePos, int aDiameter, int aCornerCount,
const EDA_ANGLE& aOrient, OUTLINE_MODE aTraceMode,
void* aData ) override;
protected:
/**
* Plot an arc.
*
* Command
* PU PY x, y; PD start_arc_X AA, start_arc_Y, angle, NbSegm; PU;
* Or PU PY x, y; PD start_arc_X AA, start_arc_Y, angle, PU;
*
* center is the center of the arc.
* StAngled is the start angle of the arc.
* aAngle is angle the arc.
* Radius is the radius of the arc.
*/
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;
/**
* Start a new HPGL_ITEM if necessary, keeping the current one if it exists.
*
* @param location is the location of the item.
* @return whether a new item was made.
*/
bool startItem( const VECTOR2D& location );
/// Flush the current HPGL_ITEM and clear out the current item pointer.
void flushItem();
/**
* Start a new HPGL_ITEM with the given string if necessary, or append the
* string to the current item.
*
* @param location is the location of the item, if a new one is made.
* @param content is the content substring.
* @return whether a new item was made.
*/
bool startOrAppendItem( const VECTOR2D& location, const std::string& content = "" );
struct HPGL_ITEM
{
HPGL_ITEM() :
lift_before( false ),
lift_after( false ),
pen_returns( false ),
pen( 0 ),
dashType( LINE_STYLE::SOLID ) {}
/// Location the pen should start at
VECTOR2D loc_start;
/// Location the pen will be at when it finishes. If this is not known,
/// leave it equal to loc_start and set lift_after.
VECTOR2D loc_end;
/// Bounding box of this item
BOX2D bbox;
/// Whether the command should be executed with the pen lifted
bool lift_before;
/// Whether the pen must be lifted after the command. If the location of the pen
/// is not known, this must be set (so that another command starting at loc_end
/// is not immediately executed with no lift).
bool lift_after;
/// Whether the pen returns to its original state after the command. Otherwise,
/// the pen is assumed to be down following the command.
bool pen_returns;
int pen; /// Pen number for this command
LINE_STYLE dashType; /// Line style for this command
std::string content; /// Text of the command
};
/// Sort a list of HPGL items to improve plotting speed on mechanical plotters.
///
/// @param items - items to sort
static void sortItems( std::list<HPGL_ITEM>& items );
/// Return the plot command corresponding to a line type
static const char* lineStyleCommand( LINE_STYLE aLineStyle );
protected:
int m_penSpeed;
int m_penNumber;
double m_penDiameter;
double m_arcTargetChordLength;
EDA_ANGLE m_arcMinChordDegrees;
LINE_STYLE m_lineStyle;
bool m_useUserCoords;
bool m_fitUserCoords;
std::list<HPGL_ITEM> m_items;
HPGL_ITEM* m_current_item;
};