kicad/pcbnew/convert_drawsegment_list_to...

67 lines
2.9 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 1992-2020 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 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
*/
/**
* @file convert_drawsegment_list_to_polygon.h
* @brief functions to convert a shape built with DRAWSEGMENTS to a polygon.
* expecting the shape describes shape similar to a polygon
*/
#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 wxPoint& pt )> OUTLINE_ERROR_HANDLER;
/**
* Function ConvertOutlineToPolygon
* build a polygon (with holes) from a PCB_SHAPE list, which is expected to be
* a outline, therefore a closed main outline with perhaps closed inner outlines.
* These closed inner outlines are considered as holes in the main outline
* @param aSegList 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 aErrorHandler = an optional error handler
*/
bool ConvertOutlineToPolygon( std::vector<PCB_SHAPE*>& aSegList, SHAPE_POLY_SET& aPolygons,
int aErrorMax, int aChainingEpsilon,
OUTLINE_ERROR_HANDLER* aErrorHandler = nullptr );
/**
* Extracts 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.
* @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 );