kicad/pcbnew/convert_shape_list_to_polyg...

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 1992-2023 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
class PCB_SHAPE;
class SHAPE_POLY_SET;
class wxString;
class wxPoint;
typedef
const std::function<void( const wxString& msg, BOARD_ITEM* itemA, BOARD_ITEM* itemB,
const VECTOR2I& pt )> OUTLINE_ERROR_HANDLER;
/**
* Test a board graphic items on edge cut layer for validity.
*
* @param aBoard is the board to test.
* @param aMinDist is the min length of a segment (or radius, or diagonal size of a rect)
* to be valid.
* @param aErrorHandler is an optional error handler.
*/
bool TestBoardOutlinesGraphicItems( BOARD* aBoard, int aMinDist,
OUTLINE_ERROR_HANDLER* aErrorHandler );
/**
* Build a polygon set with holes from a #PCB_SHAPE list.
*
* The shape list is expected to be one or more top-level closed outlines with zero or more
* holes in each. Optionally, it can be limited to a single top-level closed outline.
*
* @param aShapeList the initial list of drawsegments (only lines, circles and arcs).
* @param aPolygons will contain the complex polygon.
* @param aErrorMax is the max error distance when polygonizing a curve (internal units).
* @param aChainingEpsilon is the max distance from one endPt to the next startPt (internal units).
* @param aAllowDisjoint indicates multiple top-level outlines are allowed.
* @param aErrorHandler is an optional error handler.
* @param aAllowUseArcsInPolygons is an option to allow adding arcs in #SHAPE_LINE_CHAIN
* polylines/polygons when building outlines from aShapeList
* This is mainly for export to STEP files.
* @return true if success, false if a contour is not valid (self intersecting).
*/
bool ConvertOutlineToPolygon( std::vector<PCB_SHAPE*>& aShapeList, SHAPE_POLY_SET& aPolygons,
int aErrorMax, int aChainingEpsilon, bool aAllowDisjoint,
OUTLINE_ERROR_HANDLER* aErrorHandler,
bool aAllowUseArcsInPolygons = false );
/**
* Extract the board outlines and build a closed polygon from lines, arcs and circle items on
* edge cut layer.
*
* Any closed outline inside the main outline is a hole. All contours should be closed, i.e. are
* valid vertices for a closed polygon.
*
* @param aBoard is the board to build outlines.
* @param aOutlines will contain the outlines ( complex polygons ).
* @param aErrorMax is the max error distance when polygonizing a curve (internal units).
* @param aChainingEpsilon is the max distance from one endPt to the next startPt (internal units),
* @param aErrorHandler = an optional error handler.
* @param aAllowUseArcsInPolygons is an option to allow adding arcs in #SHAPE_LINE_CHAIN
* polylines/polygons when building outlines from aShapeList
* This is mainly for export to STEP files.
* @return true if success, false if a contour is not valid.
*/
extern bool BuildBoardPolygonOutlines( BOARD* aBoard, SHAPE_POLY_SET& aOutlines,
int aErrorMax, int aChainingEpsilon,
OUTLINE_ERROR_HANDLER* aErrorHandler = nullptr,
bool aAllowUseArcsInPolygons = false );
/**
* Extract a board outline for a footprint view.
*
* * Incomplete outlines will be closed by joining the end of the outline onto the bounding box
* (by simply projecting the end points) and then take the area that contains the copper.
* * If all copper lies inside a closed outline, than that outline will be treated as an external
* board outline.
* * If copper is located outside a closed outline, then that outline will be treated as a hole,
* and the outer edge will be formed using the bounding box.
*/
bool BuildFootprintPolygonOutlines( BOARD* aBoard, SHAPE_POLY_SET& aOutlines,
int aErrorMax, int aChainingEpsilon,
OUTLINE_ERROR_HANDLER* aErrorHandler = nullptr );