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kicad/pcbnew/zone.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 1992-2024 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
*/
#ifndef ZONE_H
#define ZONE_H
#include <mutex>
#include <vector>
#include <gr_basic.h>
#include <board_item.h>
#include <board_connected_item.h>
#include <layer_ids.h>
#include <geometry/shape_poly_set.h>
#include <zone_settings.h>
#include <teardrop/teardrop_types.h>
class LINE_READER;
class PCB_EDIT_FRAME;
class BOARD;
class ZONE;
class MSG_PANEL_ITEM;
/**
* A struct recording the isolated and single-pad islands within a zone. Each array holds
* indexes into the outlines of a SHAPE_POLY_SET for a zone fill on a particular layer.
*
* Isolated outlines are those whose *connectivity cluster* contains no pads. These generate
* DRC violations.
*
* Single-connection outlines are those with a *direct* connection to only a single item. These
* participate in thermal spoke counting as a pad spoke to an *otherwise* unconnected island
* provides no connectivity to the pad.
*/
struct ISOLATED_ISLANDS
{
std::vector<int> m_IsolatedOutlines;
std::vector<int> m_SingleConnectionOutlines;
};
/**
* Handle a list of polygons defining a copper zone.
*
* A zone is described by a main polygon, a time stamp, a layer or a layer set, and a net name.
* Other polygons inside the main polygon are holes in the zone.
*/
class ZONE : public BOARD_CONNECTED_ITEM
{
public:
ZONE( BOARD_ITEM_CONTAINER* parent );
ZONE( const ZONE& aZone );
ZONE& operator=( const ZONE &aOther );
~ZONE();
static inline bool ClassOf( const EDA_ITEM* aItem )
{
return aItem && aItem->Type() == PCB_ZONE_T;
}
/**
* Not all ZONEs are *really* BOARD_CONNECTED_ITEMs....
*/
bool IsConnected() const override
{
return !GetIsRuleArea();
}
/**
* Copy aZone data to me
*/
void InitDataFromSrcInCopyCtor( const ZONE& aZone );
/**
* For rule areas which exclude footprints (and therefore participate in courtyard conflicts
* during move).
*/
bool IsConflicting() const;
/**
* @return a VECTOR2I, position of the first point of the outline
*/
VECTOR2I GetPosition() const override;
void SetPosition( const VECTOR2I& aPos ) override {}
/**
* @param aPriority is the priority level.
*/
void SetAssignedPriority( unsigned aPriority ) { m_priority = aPriority; }
/**
* @return the priority level of this zone.
*/
unsigned GetAssignedPriority() const { return m_priority; }
bool HigherPriority( const ZONE* aOther ) const;
bool SameNet( const ZONE* aOther ) const;
void GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList ) override;
wxString GetFriendlyName() const override;
void SetLayerSet( LSET aLayerSet ) override;
virtual LSET GetLayerSet() const override { return m_layerSet; }
const wxString& GetZoneName() const { return m_zoneName; }
void SetZoneName( const wxString& aName ) { m_zoneName = aName; }
bool Matches( const EDA_SEARCH_DATA& aSearchData, void* aAuxData ) const override
{
return BOARD_ITEM::Matches( GetZoneName(), aSearchData );
}
/**
* @return the bounding box of the zone outline.
*/
const BOX2I GetBoundingBox() const override;
/**
* Used to preload the zone bounding box cache so we don't have to worry about mutex-locking
* it each time.
*/
void CacheBoundingBox();
/**
* @return the zone's clearance in internal units.
*/
std::optional<int> GetLocalClearance() const override;
void SetLocalClearance( std::optional<int> aClearance ) { m_ZoneClearance = aClearance.value(); }
/**
* Return any local clearances set in the "classic" (ie: pre-rule) system.
*
* @param aSource [out] optionally reports the source as a user-readable string.
* @return the clearance in internal units.
*/
std::optional<int> GetLocalClearance( wxString* aSource ) const override
{
if( m_isRuleArea )
return std::optional<int>();
if( aSource )
*aSource = _( "zone" );
return GetLocalClearance();
}
/**
* @return true if this zone is on a copper layer, false if on a technical layer.
*/
bool IsOnCopperLayer() const override;
virtual void SetLayer( PCB_LAYER_ID aLayer ) override;
virtual PCB_LAYER_ID GetLayer() const override;
// Return the first layer in GUI sequence.
PCB_LAYER_ID GetFirstLayer() const;
virtual bool IsOnLayer( PCB_LAYER_ID ) const override;
virtual void ViewGetLayers( int aLayers[], int& aCount ) const override;
double ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const override;
void SetFillMode( ZONE_FILL_MODE aFillMode ) { m_fillMode = aFillMode; }
ZONE_FILL_MODE GetFillMode() const { return m_fillMode; }
void SetThermalReliefGap( int aThermalReliefGap )
{
if( m_thermalReliefGap != aThermalReliefGap )
SetNeedRefill( true );
m_thermalReliefGap = aThermalReliefGap;
}
int GetThermalReliefGap() const { return m_thermalReliefGap; }
int GetThermalReliefGap( PAD* aPad, wxString* aSource = nullptr ) const;
void SetThermalReliefSpokeWidth( int aThermalReliefSpokeWidth )
{
if( m_thermalReliefSpokeWidth != aThermalReliefSpokeWidth )
SetNeedRefill( true );
m_thermalReliefSpokeWidth = aThermalReliefSpokeWidth;
}
int GetThermalReliefSpokeWidth() const { return m_thermalReliefSpokeWidth; }
/**
* Compute the area currently occupied by the zone fill.
*
* @return the currently filled area
*/
double CalculateFilledArea();
/**
* Compute the area of the zone outline (not the filled area).
* @return the currently calculated area
*/
double CalculateOutlineArea();
/**
* This area is cached from the most recent call to CalculateFilledArea().
*
* @return the filled area
*/
double GetFilledArea()
{
return m_area;
}
/**
* This area is cached from the most recent call to CalculateOutlineArea().
*
* @return the outline area
*/
double GetOutlineArea()
{
return m_outlinearea;
}
std::mutex& GetLock()
{
return m_lock;
}
int GetFillFlag( PCB_LAYER_ID aLayer )
{
return m_fillFlags.test( aLayer );
}
void SetFillFlag( PCB_LAYER_ID aLayer, bool aFlag ) { m_fillFlags.set( aLayer, aFlag ); }
bool IsFilled() const { return m_isFilled; }
void SetIsFilled( bool isFilled ) { m_isFilled = isFilled; }
bool NeedRefill() const { return m_needRefill; }
void SetNeedRefill( bool aNeedRefill ) { m_needRefill = aNeedRefill; }
ZONE_CONNECTION GetPadConnection() const { return m_PadConnection; }
void SetPadConnection( ZONE_CONNECTION aPadConnection ) { m_PadConnection = aPadConnection; }
int GetMinThickness() const { return m_ZoneMinThickness; }
void SetMinThickness( int aMinThickness )
{
if( m_ZoneMinThickness != aMinThickness
|| ( m_fillMode == ZONE_FILL_MODE::HATCH_PATTERN
&& ( m_hatchThickness < aMinThickness || m_hatchGap < aMinThickness ) ) )
{
SetNeedRefill( true );
}
m_ZoneMinThickness = aMinThickness;
m_hatchThickness = std::max( m_hatchThickness, aMinThickness );
m_hatchGap = std::max( m_hatchGap, aMinThickness );
}
int GetHatchThickness() const { return m_hatchThickness; }
void SetHatchThickness( int aThickness ) { m_hatchThickness = aThickness; }
int GetHatchGap() const { return m_hatchGap; }
void SetHatchGap( int aStep ) { m_hatchGap = aStep; }
EDA_ANGLE GetHatchOrientation() const { return m_hatchOrientation; }
void SetHatchOrientation( const EDA_ANGLE& aStep ) { m_hatchOrientation = aStep; }
int GetHatchSmoothingLevel() const { return m_hatchSmoothingLevel; }
void SetHatchSmoothingLevel( int aLevel ) { m_hatchSmoothingLevel = aLevel; }
double GetHatchSmoothingValue() const { return m_hatchSmoothingValue; }
void SetHatchSmoothingValue( double aValue ) { m_hatchSmoothingValue = aValue; }
double GetHatchHoleMinArea() const { return m_hatchHoleMinArea; }
void SetHatchHoleMinArea( double aPct ) { m_hatchHoleMinArea = aPct; }
int GetHatchBorderAlgorithm() const { return m_hatchBorderAlgorithm; }
void SetHatchBorderAlgorithm( int aAlgo ) { m_hatchBorderAlgorithm = aAlgo; }
int GetSelectedCorner() const
{
// Transform relative indices to global index
int globalIndex = -1;
if( m_CornerSelection )
m_Poly->GetGlobalIndex( *m_CornerSelection, globalIndex );
return globalIndex;
}
void SetSelectedCorner( int aCorner )
{
SHAPE_POLY_SET::VERTEX_INDEX selectedCorner;
// If the global index of the corner is correct, assign it to m_CornerSelection
if( m_Poly->GetRelativeIndices( aCorner, &selectedCorner ) )
{
if( m_CornerSelection == nullptr )
m_CornerSelection = new SHAPE_POLY_SET::VERTEX_INDEX;
*m_CornerSelection = selectedCorner;
}
else
throw( std::out_of_range( "aCorner-th vertex does not exist" ) );
}
///
int GetLocalFlags() const { return m_localFlgs; }
void SetLocalFlags( int aFlags ) { m_localFlgs = aFlags; }
SHAPE_POLY_SET* Outline() { return m_Poly; }
const SHAPE_POLY_SET* Outline() const { return m_Poly; }
void SetOutline( SHAPE_POLY_SET* aOutline ) { m_Poly = aOutline; }
// @copydoc BOARD_ITEM::GetEffectiveShape
virtual std::shared_ptr<SHAPE>
GetEffectiveShape( PCB_LAYER_ID aLayer = UNDEFINED_LAYER,
FLASHING aFlash = FLASHING::DEFAULT ) const override;
/**
* Test if a point is near an outline edge or a corner of this zone.
*
* @param aPosition the VECTOR2I to test
* @return true if a hit, else false
*/
bool HitTest( const VECTOR2I& aPosition, int aAccuracy = 0 ) const override;
/**
* Test if the given VECTOR2I is within the bounds of a filled area of this zone.
*
* @param aLayer is the layer to test on
* @param aRefPos A VECTOR2I to test
* @param aAccuracy Expand the distance by which the areas are expanded for the hittest
* @return true if a hit, else false
*/
bool HitTestFilledArea( PCB_LAYER_ID aLayer, const VECTOR2I& aRefPos, int aAccuracy = 0 ) const;
/**
* Test if the given point is contained within a cutout of the zone.
*
* @param aRefPos is the point to test
* @param aOutlineIdx is the index of the outline containing the cutout
* @param aHoleIdx is the index of the hole
* @return true if aRefPos is inside a zone cutout
*/
bool HitTestCutout( const VECTOR2I& aRefPos, int* aOutlineIdx = nullptr,
int* aHoleIdx = nullptr ) const;
/**
* Some intersecting zones, despite being on the same layer with the same net, cannot be
* merged due to other parameters such as fillet radius. The copper pour will end up
* effectively merged though, so we need to do some calculations with them in mind.
*/
void GetInteractingZones( PCB_LAYER_ID aLayer, std::vector<ZONE*>* aSameNetCollidingZones,
std::vector<ZONE*>* aOtherNetIntersectingZones ) const;
/**
* Convert solid areas full shapes to polygon set
* (the full shape is the polygon area with a thick outline)
* Used in 3D view
* Arcs (ends of segments) are approximated by segments
*
* @param aLayer is the layer of the zone to retrieve
* @param aBuffer = a buffer to store the polygons
* @param aError = Maximum error allowed between true arc and polygon approx
*/
void TransformSolidAreasShapesToPolygon( PCB_LAYER_ID aLayer, SHAPE_POLY_SET& aBuffer ) const;
/**
* Convert the outlines shape to a polygon with no holes
* inflated (optional) by max( aClearanceValue, the zone clearance)
* (holes are linked to external outline by overlapping segments)
* Used in filling zones calculations
* Circles (vias) and arcs (ends of tracks) are approximated by segments.
*
* @param aBuffer is a buffer to store the polygon
* @param aClearance is the min clearance around outlines
* @param aBoardOutline is the board outline (if a valid one exists; nullptr otherwise)
*/
void TransformSmoothedOutlineToPolygon( SHAPE_POLY_SET& aBuffer, int aClearance,
int aError, ERROR_LOC aErrorLoc,
SHAPE_POLY_SET* aBoardOutline ) const;
/**
* Convert the zone shape to a closed polygon
* Used in filling zones calculations
* Circles and arcs are approximated by segments
*
* @param aLayer is the layer of the filled zone to retrieve
* @param aBuffer is a buffer to store the polygon
* @param aClearance is the clearance around the pad
* @param aError is the maximum deviation from true circle
* @param ignoreLineWidth is used for edge cut items where the line width is only for
* visualization
*/
void TransformShapeToPolygon( SHAPE_POLY_SET& aBuffer, PCB_LAYER_ID aLayer,
int aClearance, int aError, ERROR_LOC aErrorLoc,
bool ignoreLineWidth = false ) const override;
/**
* Test if the given VECTOR2I is near a corner.
*
* @param refPos is the VECTOR2I to test.
* @param aAccuracy increase the item bounding box by this amount.
* @param aCornerHit [out, optional] is the index of the closest vertex found when return
* value is true
* @return true if some corner was found to be closer to refPos than aClearance; false
* otherwise.
*/
bool HitTestForCorner( const VECTOR2I& refPos, int aAccuracy,
SHAPE_POLY_SET::VERTEX_INDEX* aCornerHit = nullptr ) const;
/**
* Test if the given VECTOR2I is near a segment defined by 2 corners.
*
* @param refPos is the VECTOR2I to test.
* @param aAccuracy increase the item bounding box by this amount.
* @param aCornerHit [out, optional] is the index of the closest vertex found when return
* value is true.
* @return true if some edge was found to be closer to refPos than aClearance.
*/
bool HitTestForEdge( const VECTOR2I& refPos, int aAccuracy,
SHAPE_POLY_SET::VERTEX_INDEX* aCornerHit = nullptr ) const;
/**
* @copydoc BOARD_ITEM::HitTest(const BOX2I& aRect, bool aContained, int aAccuracy) const
*/
bool HitTest( const BOX2I& aRect, bool aContained = true, int aAccuracy = 0 ) const override;
/**
* Removes the zone filling.
*
* @return true if a previous filling is removed, false if no change (when no filling found).
*/
bool UnFill();
/* Geometric transformations: */
/**
* Move the outlines
*
* @param offset is moving vector
*/
void Move( const VECTOR2I& offset ) override;
/**
* Move the outline Edge.
*
* @param offset is moving vector
* @param aEdge is start point of the outline edge
*/
void MoveEdge( const VECTOR2I& offset, int aEdge );
/**
* Rotate the outlines.
*
* @param aCentre is rot centre
*/
void Rotate( const VECTOR2I& aCentre, const EDA_ANGLE& aAngle ) override;
/**
* Flip this object, i.e. change the board side for this object
* (like Mirror() but changes layer).
*
* @param aCentre is the rotation point.
*/
virtual void Flip( const VECTOR2I& aCentre, bool aFlipLeftRight ) override;
/**
* Mirror the outlines relative to a given horizontal axis the layer is not changed.
*
* @param aMirrorRef is axis position
* @param aMirrorLeftRight mirror across Y axis (otherwise mirror across X)
*/
void Mirror( const VECTOR2I& aMirrorRef, bool aMirrorLeftRight );
/**
* @return the class name.
*/
wxString GetClass() const override
{
return wxT( "ZONE" );
}
/**
* Access to m_Poly parameters
*/
int GetNumCorners( void ) const
{
return m_Poly->TotalVertices();
}
/**
* Return an iterator to visit all points of the zone's main outline without holes.
*
* @return an iterator to visit the zone vertices without holes.
*/
SHAPE_POLY_SET::ITERATOR Iterate()
{
return m_Poly->Iterate();
}
/**
* Return an iterator to visit all points of the zone's main outline with holes.
*
* @return an iterator to visit the zone vertices with holes.
*/
SHAPE_POLY_SET::ITERATOR IterateWithHoles()
{
return m_Poly->IterateWithHoles();
}
/**
* Return an iterator to visit all points of the zone's main outline with holes.
*
* @return an iterator to visit the zone vertices with holes.
*/
SHAPE_POLY_SET::CONST_ITERATOR CIterateWithHoles() const
{
return m_Poly->CIterateWithHoles();
}
void RemoveAllContours( void )
{
m_Poly->RemoveAllContours();
}
const VECTOR2I& GetCornerPosition( int aCornerIndex ) const
{
SHAPE_POLY_SET::VERTEX_INDEX index;
// Convert global to relative indices
if( !m_Poly->GetRelativeIndices( aCornerIndex, &index ) )
throw( std::out_of_range( "aCornerIndex-th vertex does not exist" ) );
return m_Poly->CVertex( index );
}
void SetCornerPosition( int aCornerIndex, const VECTOR2I& new_pos )
{
SHAPE_POLY_SET::VERTEX_INDEX relativeIndices;
// Convert global to relative indices
if( m_Poly->GetRelativeIndices( aCornerIndex, &relativeIndices ) )
{
if( m_Poly->CVertex( relativeIndices ).x != new_pos.x
|| m_Poly->CVertex( relativeIndices ).y != new_pos.y )
{
SetNeedRefill( true );
m_Poly->SetVertex( relativeIndices, new_pos );
}
}
else
{
throw( std::out_of_range( "aCornerIndex-th vertex does not exist" ) );
}
}
/**
* Create a new hole on the zone; i.e., a new contour on the zone's outline.
*/
void NewHole()
{
m_Poly->NewHole();
}
/**
* Add a new corner to the zone outline (to the main outline or a hole)
*
* @param aPosition is the position of the new corner.
* @param aHoleIdx is the index of the hole (-1 for the main outline, >= 0 for hole).
* @param aAllowDuplication is a flag to indicate whether it is allowed to add this corner
* even if it is duplicated.
* @return true if the corner was added, false if error (aHoleIdx > hole count -1)
*/
bool AppendCorner( VECTOR2I aPosition, int aHoleIdx, bool aAllowDuplication = false );
ZONE_BORDER_DISPLAY_STYLE GetHatchStyle() const { return m_borderStyle; }
void SetHatchStyle( ZONE_BORDER_DISPLAY_STYLE aStyle ) { m_borderStyle = aStyle; }
bool HasFilledPolysForLayer( PCB_LAYER_ID aLayer ) const
{
return m_FilledPolysList.count( aLayer ) > 0;
}
/**
* @return a reference to the list of filled polygons.
*/
const std::shared_ptr<SHAPE_POLY_SET>& GetFilledPolysList( PCB_LAYER_ID aLayer ) const
{
wxASSERT( m_FilledPolysList.count( aLayer ) );
return m_FilledPolysList.at( aLayer );
}
SHAPE_POLY_SET* GetFill( PCB_LAYER_ID aLayer )
{
wxASSERT( m_FilledPolysList.count( aLayer ) );
return m_FilledPolysList.at( aLayer ).get();
}
/**
* Create a list of triangles that "fill" the solid areas used for instance to draw
* these solid areas on OpenGL.
*/
void CacheTriangulation( PCB_LAYER_ID aLayer = UNDEFINED_LAYER );
/**
* Set the list of filled polygons.
*/
void SetFilledPolysList( PCB_LAYER_ID aLayer, const SHAPE_POLY_SET& aPolysList )
{
m_FilledPolysList[aLayer] = std::make_shared<SHAPE_POLY_SET>( aPolysList );
}
/**
* Check if a given filled polygon is an insulated island.
*
* @param aLayer is the layer to test
* @param aPolyIdx is an index into m_FilledPolysList[aLayer]
* @return true if the given polygon is insulated (i.e. has no net connection)
*/
bool IsIsland( PCB_LAYER_ID aLayer, int aPolyIdx ) const;
void SetIsIsland( PCB_LAYER_ID aLayer, int aPolyIdx )
{
m_insulatedIslands[aLayer].insert( aPolyIdx );
}
bool BuildSmoothedPoly( SHAPE_POLY_SET& aSmoothedPoly, PCB_LAYER_ID aLayer,
SHAPE_POLY_SET* aBoardOutline,
SHAPE_POLY_SET* aSmoothedPolyWithApron = nullptr ) const;
void SetCornerSmoothingType( int aType ) { m_cornerSmoothingType = aType; };
int GetCornerSmoothingType() const { return m_cornerSmoothingType; }
void SetCornerRadius( unsigned int aRadius );
unsigned int GetCornerRadius() const { return m_cornerRadius; }
/**
* Remove a cutout from the zone.
*
* @param aOutlineIdx is the zone outline the hole belongs to
* @param aHoleIdx is the hole in the outline to remove
*/
void RemoveCutout( int aOutlineIdx, int aHoleIdx );
/**
* Add a polygon to the zone outline.
*
* If the zone outline is empty, this is the main outline. Otherwise it is a hole
* inside the main outline.
*/
void AddPolygon( std::vector<VECTOR2I>& aPolygon );
void AddPolygon( const SHAPE_LINE_CHAIN& aPolygon );
wxString GetItemDescription( UNITS_PROVIDER* aUnitsProvider ) const override;
BITMAPS GetMenuImage() const override;
EDA_ITEM* Clone() const override;
/**
* @return true if the zone is a teardrop area
*/
bool IsTeardropArea() const { return m_teardropType != TEARDROP_TYPE::TD_NONE; }
/**
* Set the type of teardrop if the zone is a teardrop area
* for non teardrop area, the type must be TEARDROP_TYPE::TD_NONE
*/
void SetTeardropAreaType( TEARDROP_TYPE aType ) { m_teardropType = aType; }
/**
* @return the type of the teardrop ( has meaning only if the zone is a teardrop area)
*/
TEARDROP_TYPE GetTeardropAreaType() const { return m_teardropType; }
/**
* Accessors to parameters used in Rule Area zones:
*/
bool GetIsRuleArea() const { return m_isRuleArea; }
bool GetDoNotAllowCopperPour() const { return m_doNotAllowCopperPour; }
bool GetDoNotAllowVias() const { return m_doNotAllowVias; }
bool GetDoNotAllowTracks() const { return m_doNotAllowTracks; }
bool GetDoNotAllowPads() const { return m_doNotAllowPads; }
bool GetDoNotAllowFootprints() const { return m_doNotAllowFootprints; }
void SetIsRuleArea( bool aEnable ) { m_isRuleArea = aEnable; }
void SetDoNotAllowCopperPour( bool aEnable ) { m_doNotAllowCopperPour = aEnable; }
void SetDoNotAllowVias( bool aEnable ) { m_doNotAllowVias = aEnable; }
void SetDoNotAllowTracks( bool aEnable ) { m_doNotAllowTracks = aEnable; }
void SetDoNotAllowPads( bool aEnable ) { m_doNotAllowPads = aEnable; }
void SetDoNotAllowFootprints( bool aEnable ) { m_doNotAllowFootprints = aEnable; }
ISLAND_REMOVAL_MODE GetIslandRemovalMode() const { return m_islandRemovalMode; }
void SetIslandRemovalMode( ISLAND_REMOVAL_MODE aRemove ) { m_islandRemovalMode = aRemove; }
long long int GetMinIslandArea() const { return m_minIslandArea; }
void SetMinIslandArea( long long int aArea ) { m_minIslandArea = aArea; }
/**
* HatchBorder related methods
*/
/**
* @return the zone hatch pitch in iu.
*/
int GetBorderHatchPitch() const;
/**
* @return the default hatch pitch in internal units.
*/
static int GetDefaultHatchPitch();
/**
* Set all hatch parameters for the zone.
*
* @param aBorderHatchStyle is the style of the hatch, specified as one of HATCH_STYLE
possible values.
* @param aBorderHatchPitch is the hatch pitch in iu.
* @param aRebuildBorderHatch is a flag to indicate whether to re-hatch after having set the
* previous parameters.
*/
void SetBorderDisplayStyle( ZONE_BORDER_DISPLAY_STYLE aBorderHatchStyle, int aBorderHatchPitch,
bool aRebuilBorderdHatch );
/**
* Set the hatch pitch parameter for the zone.
*
* @param aPitch is the hatch pitch in iu.
*/
void SetBorderHatchPitch( int aPitch );
/**
* Clear the zone's hatch.
*/
void UnHatchBorder();
/**
* Compute the hatch lines depending on the hatch parameters and stores it in the zone's
* attribute m_borderHatchLines.
*/
void HatchBorder();
const std::vector<SEG>& GetHatchLines() const { return m_borderHatchLines; }
/**
* Build the hash value of m_FilledPolysList, and store it internally in m_filledPolysHash.
* Used in zone filling calculations, to know if m_FilledPolysList is up to date.
*/
void BuildHashValue( PCB_LAYER_ID aLayer );
/**
* @return the hash value previously calculated by BuildHashValue().
*/
MD5_HASH GetHashValue( PCB_LAYER_ID aLayer );
double Similarity( const BOARD_ITEM& aOther ) const override;
bool operator==( const ZONE& aOther ) const;
bool operator==( const BOARD_ITEM& aOther ) const override;
#if defined(DEBUG)
virtual void Show( int nestLevel, std::ostream& os ) const override { ShowDummy( os ); }
void SetFillPoly( PCB_LAYER_ID aLayer, SHAPE_POLY_SET* aPoly )
{
m_FilledPolysList[ aLayer ] = std::make_shared<SHAPE_POLY_SET>( *aPoly );
SetFillFlag( aLayer, true );
}
#endif
protected:
virtual void swapData( BOARD_ITEM* aImage ) override;
protected:
SHAPE_POLY_SET* m_Poly; ///< Outline of the zone.
int m_cornerSmoothingType;
unsigned int m_cornerRadius;
/// An optional unique name for this zone, used for identifying it in DRC checking
wxString m_zoneName;
LSET m_layerSet;
/* Priority: when a zone outline is inside and other zone, if its priority is higher
* the other zone priority, it will be created inside.
* if priorities are equal, a DRC error is set
*/
unsigned m_priority;
/* A zone outline can be a keepout zone.
* It will be never filled, and DRC should test for pads, tracks and vias
*/
bool m_isRuleArea;
/* A zone outline can be a teardrop zone with different rules for priority
* (always bigger priority than copper zones) and never removed from a
* copper zone having the same netcode
*/
TEARDROP_TYPE m_teardropType;
/* For keepout zones only:
* what is not allowed inside the keepout ( pads, tracks and vias )
*/
bool m_doNotAllowCopperPour;
bool m_doNotAllowVias;
bool m_doNotAllowTracks;
bool m_doNotAllowPads;
bool m_doNotAllowFootprints;
ZONE_CONNECTION m_PadConnection;
int m_ZoneClearance; // Clearance value in internal units.
int m_ZoneMinThickness; // Minimum thickness value in filled areas.
int m_fillVersion; // See BOARD_DESIGN_SETTINGS for version
// differences.
ISLAND_REMOVAL_MODE m_islandRemovalMode;
/**
* When island removal mode is set to AREA, islands below this area will be removed.
* If this value is negative, all islands will be removed.
*/
long long int m_minIslandArea;
/** True when a zone was filled, false after deleting the filled areas. */
bool m_isFilled;
/**
* False when a zone was refilled, true after changes in zone params.
* m_needRefill = false does not imply filled areas are up to date, just
* the zone was refilled after edition, and does not need refilling
*/
bool m_needRefill;
int m_thermalReliefGap; // Width of the gap in thermal reliefs.
int m_thermalReliefSpokeWidth; // Width of the copper bridge in thermal reliefs.
/**
* How to fill areas:
*
* ZONE_FILL_MODE::POLYGONS => use solid polygons
* ZONE_FILL_MODE::HATCH_PATTERN => use a grid pattern as shape
*/
ZONE_FILL_MODE m_fillMode;
int m_hatchThickness; // thickness of lines (if 0 -> solid shape)
int m_hatchGap; // gap between lines (0 -> solid shape
EDA_ANGLE m_hatchOrientation; // orientation of grid lines
int m_hatchSmoothingLevel; // 0 = no smoothing
// 1 = fillet
// 2 = arc low def
// 3 = arc high def
double m_hatchSmoothingValue; // hole chamfer/fillet size (ratio of hole size)
double m_hatchHoleMinArea; // min size before holes are dropped (ratio)
int m_hatchBorderAlgorithm; // 0 = use min zone thickness
// 1 = use hatch thickness
/// The index of the corner being moved or nullptr if no corner is selected.
SHAPE_POLY_SET::VERTEX_INDEX* m_CornerSelection;
int m_localFlgs; // Variable used in polygon calculations.
/* set of filled polygons used to draw a zone as a filled area.
* from outlines (m_Poly) but unlike m_Poly these filled polygons have no hole
* (they are all in one piece) In very simple cases m_FilledPolysList is same
* as m_Poly. In less simple cases (when m_Poly has holes) m_FilledPolysList is
* a polygon equivalent to m_Poly, without holes but with extra outline segment
* connecting "holes" with external main outline. In complex cases an outline
* described by m_Poly can have many filled areas
*/
std::map<PCB_LAYER_ID, std::shared_ptr<SHAPE_POLY_SET>> m_FilledPolysList;
/// Temp variables used while filling
LSET m_fillFlags;
/// A hash value used in zone filling calculations to see if the filled areas are up to date
std::map<PCB_LAYER_ID, MD5_HASH> m_filledPolysHash;
ZONE_BORDER_DISPLAY_STYLE m_borderStyle; // border display style, see enum above
int m_borderHatchPitch; // for DIAGONAL_EDGE, distance between 2 lines
std::vector<SEG> m_borderHatchLines; // hatch lines
/// For each layer, a set of insulated islands that were not removed
std::map<PCB_LAYER_ID, std::set<int>> m_insulatedIslands;
double m_area; // The filled zone area
double m_outlinearea; // The outline zone area
/// Lock used for multi-threaded filling on multi-layer zones
std::mutex m_lock;
};
#ifndef SWIG
DECLARE_ENUM_TO_WXANY( ZONE_CONNECTION )
DECLARE_ENUM_TO_WXANY( ZONE_FILL_MODE )
DECLARE_ENUM_TO_WXANY( ISLAND_REMOVAL_MODE )
#endif
#endif // ZONE_H
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