kicad/pcbnew/zone_filler.h

140 lines
6.0 KiB
C++

/*
* 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 <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 );
~ZONE_FILLER();
void SetProgressReporter( PROGRESS_REPORTER* aReporter );
/**
* Fills the given list of zones. Invalidates connectivity - it is up to the caller to obtain
* a lock on the connectivity data before calling Fill to prevent access to stale data by other
* coroutines (for example, ratsnest redraw). This will generally be required if a UI-based
* progress reporter has been installed.
*/
bool Fill( std::vector<ZONE*>& aZones, bool aCheck = false, wxWindow* aParent = nullptr );
bool IsDebug() const { return m_debugZoneFiller; }
private:
void addKnockout( PAD* aPad, PCB_LAYER_ID aLayer, int aGap, SHAPE_POLY_SET& aHoles );
void addKnockout( BOARD_ITEM* aItem, PCB_LAYER_ID aLayer, int aGap, bool aIgnoreLineWidth,
SHAPE_POLY_SET& aHoles );
void addHoleKnockout( PAD* aPad, int aGap, SHAPE_POLY_SET& aHoles );
void knockoutThermalReliefs( const ZONE* aZone, PCB_LAYER_ID aLayer, SHAPE_POLY_SET& aFill,
std::vector<PAD*>& aThermalConnectionPads,
std::vector<PAD*>& aNoConnectionPads );
void buildCopperItemClearances( const ZONE* aZone, PCB_LAYER_ID aLayer,
const std::vector<PAD*> aNoConnectionPads,
SHAPE_POLY_SET& aHoles );
void subtractHigherPriorityZones( const ZONE* aZone, PCB_LAYER_ID aLayer,
SHAPE_POLY_SET& aRawFill );
/**
* Function computeRawFilledArea
* 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
*/
bool computeRawFilledArea( const ZONE* aZone, PCB_LAYER_ID aLayer, PCB_LAYER_ID aDebugLayer,
const SHAPE_POLY_SET& aSmoothedOutline,
const SHAPE_POLY_SET& aMaxExtents, SHAPE_POLY_SET& aRawPolys );
/**
* Function buildThermalSpokes
* Constructs a list of all thermal spokes for the given zone.
*/
void buildThermalSpokes( const ZONE* aZone, PCB_LAYER_ID aLayer,
const std::vector<PAD*>& aSpokedPadsList,
std::deque<SHAPE_LINE_CHAIN>& aSpokes );
/**
* 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 shrunk
* 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( ZONE* aZone, PCB_LAYER_ID aLayer, SHAPE_POLY_SET& aRawPolys,
SHAPE_POLY_SET& aFinalPolys );
/**
* for zones having the ZONE_FILL_MODE::ZONE_FILL_MODE::HATCH_PATTERN, create a grid pattern
* in filled areas of aZone, giving to the filled polygons a fill style like a grid
* @param aZone is the zone to modify
* @param aRawPolys: A reference to a SHAPE_POLY_SET buffer containing the initial
* filled areas, and after adding the grid pattern, the modified filled areas with holes
*/
bool addHatchFillTypeOnZone( const ZONE* aZone, PCB_LAYER_ID aLayer, PCB_LAYER_ID aDebugLayer,
SHAPE_POLY_SET& aRawPolys );
BOARD* m_board;
SHAPE_POLY_SET m_boardOutline; // the board outlines, if exists
bool m_brdOutlinesValid; // true if m_boardOutline is well-formed
COMMIT* m_commit;
PROGRESS_REPORTER* m_progressReporter;
int m_maxError;
int m_worstClearance;
bool m_debugZoneFiller;
};
#endif