kicad/pcbnew/zone_filler.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2014-2017 CERN
* Copyright (C) 2014-2017 KiCad Developers, see AUTHORS.txt for contributors.
* @author Tomasz Włostowski <tomasz.wlostowski@cern.ch>
*
* 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
*/
#ifndef __ZONE_FILLER_H
#define __ZONE_FILLER_H
#include <vector>
#include <class_zone.h>
class PROGRESS_REPORTER;
class BOARD;
class COMMIT;
class SHAPE_POLY_SET;
class SHAPE_LINE_CHAIN;
class ZONE_FILLER
{
public:
ZONE_FILLER( BOARD* aBoard, COMMIT* aCommit = nullptr );
~ZONE_FILLER();
void SetProgressReporter( PROGRESS_REPORTER* aReporter );
void Fill( std::vector<ZONE_CONTAINER*> aZones );
void Unfill( std::vector<ZONE_CONTAINER*> aZones );
private:
void buildZoneFeatureHoleList( const ZONE_CONTAINER* aZone,
SHAPE_POLY_SET& aFeatures ) const;
/**
* Function computeRawFilledAreas
* Add non copper areas polygons (pads and tracks with clearance)
* to a filled copper area
* used in BuildFilledSolidAreasPolygons when calculating filled areas in a zone
* Non copper areas are pads and track and their clearance area
* The filled copper area must be computed before
* BuildFilledSolidAreasPolygons() call this function just after creating the
* filled copper area polygon (without clearance areas
* @param aPcb: the current board
* _NG version uses SHAPE_POLY_SET instead of Boost.Polygon
*/
void computeRawFilledAreas( const ZONE_CONTAINER* aZone,
const SHAPE_POLY_SET& aSmoothedOutline,
SHAPE_POLY_SET& aRawPolys,
SHAPE_POLY_SET& aFinalPolys ) const;
bool fillPolygonWithHorizontalSegments( const SHAPE_LINE_CHAIN& aPolygon,
ZONE_SEGMENT_FILL& aFillSegmList, int aStep ) const;
/**
* Function fillZoneWithSegments
* Fill sub areas in a zone with segments with m_ZoneMinThickness width
* A scan is made line per line, on the whole filled areas, with a step of m_ZoneMinThickness.
* all intersecting points with the horizontal infinite line and polygons to fill are calculated
* a list of SEGZONE items is built, line per line
* @return true if success, false on error
*/
bool fillZoneWithSegments( const ZONE_CONTAINER* aZone,
const SHAPE_POLY_SET& aFilledPolys,
ZONE_SEGMENT_FILL& aFillSegs ) const;
/**
* Function buildUnconnectedThermalStubsPolygonList
* Creates a set of polygons corresponding to stubs created by thermal shapes on pads
* which are not connected to a zone (dangling bridges)
* @param aCornerBuffer = a SHAPE_POLY_SET where to store polygons
* @param aPcb = the board.
* @param aZone = a pointer to the ZONE_CONTAINER to examine.
* @param aArcCorrection = a pointer to the ZONE_CONTAINER to examine.
* @param aRoundPadThermalRotation = the rotation in 1.0 degree for thermal stubs in round pads
*/
void buildUnconnectedThermalStubsPolygonList( SHAPE_POLY_SET& aCornerBuffer,
const ZONE_CONTAINER* aZone,
const SHAPE_POLY_SET& aRawFilledArea,
double aArcCorrection,
double aRoundPadThermalRotation ) const;
/**
* Build the filled solid areas polygons from zone outlines (stored in m_Poly)
* The solid areas can be more than one on copper layers, and do not have holes
* ( holes are linked by overlapping segments to the main outline)
* in order to have drawable (and plottable) filled polygons.
* @return true if OK, false if the solid polygons cannot be built
* @param aZone is the zone to fill
* @param aRawPolys: A reference to a SHAPE_POLY_SET buffer to store
* filled solid areas polygons (with holes)
* @param aFinalPolys: A reference to a SHAPE_POLY_SET buffer to store polygons with no holes
* (holes are linked to main outline by overlapping segments, and these polygons are shrinked
* by aZone->GetMinThickness() / 2 to be drawn with a outline thickness = aZone->GetMinThickness()
* aFinalPolys are polygons that will be drawn on screen and plotted
*/
bool fillSingleZone( const ZONE_CONTAINER* aZone,
SHAPE_POLY_SET& aRawPolys,
SHAPE_POLY_SET& aFinalPolys ) const;
BOARD* m_board;
COMMIT* m_commit;
PROGRESS_REPORTER* m_progressReporter;
};
#endif