kicad/pcbnew/convert_drawsegment_list_to...

70 lines
3.1 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;
/**
* 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 aTolerance is the max distance between points that is still accepted as connected
* (internal units)
* @param aErrorText is a wxString to return error message.
* @param aDiscontinuities = an optional array of wxPoint giving the locations of
* discontinuities in the outline
* @param aIntersections = an optional array of wxPoint giving the locations of self-
* intersections in the outline
*/
bool ConvertOutlineToPolygon( std::vector<PCB_SHAPE*>& aSegList, SHAPE_POLY_SET& aPolygons,
unsigned int aTolerance, wxString* aErrorText,
std::vector<wxPoint>* aDiscontinuities = nullptr,
std::vector<wxPoint>* aIntersections = 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,
unsigned int aTolerance, wxString* aErrorText,
std::vector<wxPoint>* aDiscontinuities = nullptr,
std::vector<wxPoint>* aIntersections = nullptr );