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kicad/pcbnew/class_pad.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 1992-2018 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 class_pad.h
* @brief Pad object description
*/
#ifndef PAD_H_
#define PAD_H_
#include <pcbnew.h>
#include <class_board_item.h>
#include <board_connected_item.h>
#include <pad_shapes.h>
#include <geometry/shape_poly_set.h>
#include <config_params.h> // PARAM_CFG_ARRAY
#include "zones.h"
class DRAWSEGMENT;
enum CUST_PAD_SHAPE_IN_ZONE
{
CUST_PAD_SHAPE_IN_ZONE_OUTLINE,
CUST_PAD_SHAPE_IN_ZONE_CONVEXHULL
};
class LINE_READER;
class EDA_3D_CANVAS;
class EDA_DRAW_PANEL;
class MODULE;
class EDGE_MODULE;
class TRACK;
class MSG_PANEL_INFO;
namespace KIGFX
{
class VIEW;
}
// Helper class to store parameters used to draw a pad
class PAD_DRAWINFO
{
public:
EDA_DRAW_PANEL* m_DrawPanel; // the EDA_DRAW_PANEL used to draw a PAD ; can be null
GR_DRAWMODE m_DrawMode; // the draw mode
COLOR4D m_Color; // color used to draw the pad shape , from pad layers and
// visible layers
COLOR4D m_HoleColor; // color used to draw the pad hole
COLOR4D m_NPHoleColor; // color used to draw a pad Not Plated hole
COLOR4D m_NoNetMarkColor; // color used to draw a mark on pads having no net
int m_PadClearance; // clearance value, used to draw the pad area outlines
wxSize m_Mask_margin; // margin, used to draw solder paste when only one layer is shown
bool m_Display_padnum; // true to show pad number
bool m_Display_netname; // true to show net name
bool m_ShowPadFilled; // true to show pad as solid area, false to show pas in
// sketch mode
bool m_ShowNCMark; // true to show pad not connected mark
bool m_ShowNotPlatedHole; // true when the pad hole in not plated, to draw a specific
// pad shape
bool m_IsPrinting; // true to print, false to display on screen.
wxPoint m_Offset; // general draw offset
PAD_DRAWINFO();
};
/** Helper class to handle a primitive (basic shape: polygon, segment, circle or arc)
* to build a custom pad full shape from a set of primitives
*/
class PAD_CS_PRIMITIVE
{
public:
STROKE_T m_Shape; /// S_SEGMENT, S_ARC, S_CIRCLE, S_POLYGON only (same as DRAWSEGMENT)
int m_Thickness; /// thickness of segment or outline
/// For filled S_CIRCLE shape, thickness = 0.
// if thickness is not = 0 S_CIRCLE shape is a ring
int m_Radius; /// radius of a circle
double m_ArcAngle; /// angle of an arc, from its starting point, in 0.1 deg
wxPoint m_Start; /// is also the center of the circle and arc
wxPoint m_End; /// is also the start point of the arc
std::vector<wxPoint> m_Poly;
PAD_CS_PRIMITIVE( STROKE_T aShape ):
m_Shape( aShape ), m_Thickness( 0 ), m_Radius( 0 ), m_ArcAngle( 0 )
{
}
// Accessors (helpers for arc and circle shapes)
wxPoint GetCenter() { return m_Start; } /// returns the center of a circle or arc
wxPoint GetArcStart() { return m_End; } /// returns the start point of an arc
// Geometric transform
/** Move the primitive
* @param aMoveVector is the deplacement vector
*/
void Move( wxPoint aMoveVector );
/** Export the PAD_CS_PRIMITIVE parameters to a DRAWSEGMENT
* useful to draw a primitive shape
* @param aTarget is the DRAWSEGMENT to initialize
*/
void ExportTo( DRAWSEGMENT* aTarget );
/** Export the PAD_CS_PRIMITIVE parameters to a EDGE_MODULE
* useful to convert a primitive shape to a EDGE_MODULE shape for editing in footprint editor
* @param aTarget is the EDGE_MODULE to initialize
*/
void ExportTo( EDGE_MODULE* aTarget );
};
class D_PAD : public BOARD_CONNECTED_ITEM
{
public:
static int m_PadSketchModePenSize; ///< Pen size used to draw pads in sketch mode
///< (mode used to print pads on silkscreen layer)
public:
D_PAD( MODULE* parent );
// Do not create a copy constructor & operator=.
// The ones generated by the compiler are adequate.
/* Default layers used for pads, according to the pad type.
* this is default values only, they can be changed for a given pad
*/
static LSET StandardMask(); ///< layer set for a through hole pad
static LSET SMDMask(); ///< layer set for a SMD pad on Front layer
static LSET ConnSMDMask(); ///< layer set for a SMD pad on Front layer
///< used for edge board connectors
static LSET UnplatedHoleMask(); ///< layer set for a mechanical unplated through hole pad
static LSET ApertureMask(); ///< layer set for an aperture pad
static inline bool ClassOf( const EDA_ITEM* aItem )
{
return aItem && PCB_PAD_T == aItem->Type();
}
D_PAD* Next() const { return static_cast<D_PAD*>( Pnext ); }
MODULE* GetParent() const { return (MODULE*) m_Parent; }
/**
* Imports the pad settings from aMasterPad.
* The result is "this" has the same settinds (sizes, shapes ... )
* as aMasterPad
* @param aMasterPad = the template pad
*/
void ImportSettingsFromMaster( const D_PAD& aMasterPad );
/**
* @return true if the pad has a footprint parent flipped
* (on the back/bottom layer)
*/
bool IsFlipped() const;
/**
* Set the pad name (sometimes called pad number, although
* it can be an array reference like AA12).
*/
void SetName( const wxString& aName )
{
m_name = aName;
}
/**
* @return the pad name
*/
const wxString& GetName() const
{
return m_name;
}
/**
* Function IncrementPadName
*
* Increments the pad name to the next available name in the module.
*
* @param aSkipUnconnectable skips any pads that are not connectable (for example NPTH)
* @param aFillSequenceGaps if true, the next reference in a sequence
* like A1,A3,A4 will be A2. If false, it will be A5.
* @return pad name incremented
*/
bool IncrementPadName( bool aSkipUnconnectable, bool aFillSequenceGaps );
bool PadNameEqual( const D_PAD* other ) const
{
return m_name == other->m_name; // hide tricks behind sensible API
}
/**
* Function GetShape
* @return the shape of this pad.
*/
PAD_SHAPE_T GetShape() const { return m_padShape; }
void SetShape( PAD_SHAPE_T aShape ) { m_padShape = aShape; m_boundingRadius = -1; }
void SetPosition( const wxPoint& aPos ) override { m_Pos = aPos; }
const wxPoint GetPosition() const override { return m_Pos; }
/**
* Function GetAnchorPadShape
* @return the shape of the anchor pad shape, for custom shaped pads.
*/
PAD_SHAPE_T GetAnchorPadShape() const { return m_anchorPadShape; }
/**
* @return the option for the custom pad shape to use as clearance area
* in copper zones
*/
CUST_PAD_SHAPE_IN_ZONE GetCustomShapeInZoneOpt() const
{
return m_customShapeClearanceArea;
}
/**
* Set the option for the custom pad shape to use as clearance area
* in copper zones
* @param aOption is the clearance area shape CUST_PAD_SHAPE_IN_ZONE option
*/
void SetCustomShapeInZoneOpt( CUST_PAD_SHAPE_IN_ZONE aOption )
{
m_customShapeClearanceArea = aOption;
}
/**
* Function SetAnchorPadShape
* Set the shape of the anchor pad for custm shped pads.
* @param the shape of the anchor pad shape( currently, only
* PAD_SHAPE_RECT or PAD_SHAPE_CIRCLE.
*/
void SetAnchorPadShape( PAD_SHAPE_T aShape )
{
m_anchorPadShape = ( aShape == PAD_SHAPE_RECT ) ? PAD_SHAPE_RECT : PAD_SHAPE_CIRCLE;
m_boundingRadius = -1;
}
void SetY( int y ) { m_Pos.y = y; }
void SetX( int x ) { m_Pos.x = x; }
void SetPos0( const wxPoint& aPos ) { m_Pos0 = aPos; }
const wxPoint& GetPos0() const { return m_Pos0; }
void SetY0( int y ) { m_Pos0.y = y; }
void SetX0( int x ) { m_Pos0.x = x; }
void SetSize( const wxSize& aSize ) { m_Size = aSize; m_boundingRadius = -1; }
const wxSize& GetSize() const { return m_Size; }
void SetDelta( const wxSize& aSize ) { m_DeltaSize = aSize; m_boundingRadius = -1; }
const wxSize& GetDelta() const { return m_DeltaSize; }
void SetDrillSize( const wxSize& aSize ) { m_Drill = aSize; }
const wxSize& GetDrillSize() const { return m_Drill; }
void SetOffset( const wxPoint& aOffset ) { m_Offset = aOffset; }
const wxPoint& GetOffset() const { return m_Offset; }
/**
* Has meaning only for free shape pads.
* add a free shape to the shape list.
* the shape can be
* a polygon (outline can have a thickness)
* a thick segment
* a filled circle or ring ( if thickness == 0, this is a filled circle, else a ring)
* a arc
*/
void AddPrimitive( const SHAPE_POLY_SET& aPoly, int aThickness ); ///< add a polygonal basic shape
void AddPrimitive( const std::vector<wxPoint>& aPoly, int aThickness ); ///< add a polygonal basic shape
void AddPrimitive( wxPoint aStart, wxPoint aEnd, int aThickness ); ///< segment basic shape
void AddPrimitive( wxPoint aCenter, int aRadius, int aThickness ); ///< ring or circle basic shape
void AddPrimitive( wxPoint aCenter, wxPoint aStart,
int aArcAngle, int aThickness ); ///< arc basic shape
bool GetBestAnchorPosition( VECTOR2I& aPos );
/**
* Merge all basic shapes, converted to a polygon in one polygon,
* in m_customShapeAsPolygon
* @return true if OK, false in there is more than one polygon
* in m_customShapeAsPolygon
* @param aMergedPolygon = the SHAPE_POLY_SET to fill.
* if NULL, m_customShapeAsPolygon is the target
* @param aCircleToSegmentsCount = number of segment to approximate a circle
* (default = 32)
* Note: The corners coordinates are relative to the pad position, orientation 0,
*/
bool MergePrimitivesAsPolygon( SHAPE_POLY_SET * aMergedPolygon = NULL,
int aCircleToSegmentsCount = ARC_APPROX_SEGMENTS_COUNT_HIGH_DEF );
/**
* clear the basic shapes list
*/
void DeletePrimitivesList();
/**
* When created, the corners coordinates are relative to the pad position, orientation 0,
* in m_customShapeAsPolygon
* CustomShapeAsPolygonToBoardPosition transform these coordinates to actual
* (board) coordinates
* @param aMergedPolygon = the corners coordinates, relative to aPosition and
* rotated by aRotation
* @param aPosition = the position of the shape (usually the pad shape, but
* not always, when moving the pad)
* @param aRotation = the rotation of the shape (usually the pad rotation, but
* not always, in DRC)
*/
void CustomShapeAsPolygonToBoardPosition( SHAPE_POLY_SET * aMergedPolygon,
wxPoint aPosition, double aRotation ) const;
/**
* Accessor to the basic shape list
*/
const std::vector<PAD_CS_PRIMITIVE>& GetPrimitives() const { return m_basicShapes; }
/**
* Accessor to the custom shape as one polygon
*/
const SHAPE_POLY_SET& GetCustomShapeAsPolygon() const { return m_customShapeAsPolygon; }
void Flip( const wxPoint& aCentre ) override;
/**
* Flip the basic shapes, in custom pads
*/
void FlipPrimitives();
/**
* Mirror the primitives about a coordinate
*
* @param aX the x coordinate about which to mirror
*/
void MirrorXPrimitives( int aX );
/**
* Import to the basic shape list
* @return true if OK, false if issues
* (more than one polygon to build the polygon shape list)
*/
bool SetPrimitives( const std::vector<PAD_CS_PRIMITIVE>& aPrimitivesList );
/**
* Add to the basic shape list
* @return true if OK, false if issues
* (more than one polygon to build the polygon shape list)
*/
bool AddPrimitives( const std::vector<PAD_CS_PRIMITIVE>& aPrimitivesList );
/**
* Function SetOrientation
* sets the rotation angle of the pad.
* @param aAngle is tenths of degrees, but will soon be degrees. If it is
* outside of 0 - 3600, then it will be normalized before being saved.
*/
void SetOrientation( double aAngle );
/**
* Set orientation in degrees
*/
void SetOrientationDegrees( double aOrientation ) { SetOrientation( aOrientation*10.0 ); }
/**
* Function GetOrientation
* returns the rotation angle of the pad in tenths of degrees, but soon degrees.
*/
double GetOrientation() const { return m_Orient; }
double GetOrientationDegrees() const { return m_Orient/10.0; }
double GetOrientationRadians() const { return m_Orient*M_PI/1800; }
void SetDrillShape( PAD_DRILL_SHAPE_T aDrillShape )
{ m_drillShape = aDrillShape; }
PAD_DRILL_SHAPE_T GetDrillShape() const { return m_drillShape; }
/**
* Function GetOblongDrillGeometry calculates the start point, end point and width
* of an equivalent segment which have the same position and width as the hole
* Usefull to plot/draw oblong holes like segments with rounded ends
* used in draw and plot functions
* @param aStartPoint = first point of the equivalent segment, relative to the pad position.
* @param aEndPoint = second point of the equivalent segment, relative to the pad position.
* @param aWidth = width equivalent segment.
*/
void GetOblongDrillGeometry( wxPoint& aStartPoint, wxPoint& aEndPoint, int& aWidth ) const;
void SetLayerSet( LSET aLayerMask ) { m_layerMask = aLayerMask; }
LSET GetLayerSet() const override { return m_layerMask; }
void SetAttribute( PAD_ATTR_T aAttribute );
PAD_ATTR_T GetAttribute() const { return m_Attribute; }
// We don't currently have an attribute for APERTURE, and adding one will change the file
// format, so for now just infer a copper-less pad to be an APERTURE pad.
bool IsAperturePad() const { return ( m_layerMask & LSET::AllCuMask() ).none(); }
void SetPadToDieLength( int aLength ) { m_LengthPadToDie = aLength; }
int GetPadToDieLength() const { return m_LengthPadToDie; }
int GetLocalSolderMaskMargin() const { return m_LocalSolderMaskMargin; }
void SetLocalSolderMaskMargin( int aMargin ) { m_LocalSolderMaskMargin = aMargin; }
int GetLocalClearance() const { return m_LocalClearance; }
void SetLocalClearance( int aClearance ) { m_LocalClearance = aClearance; }
int GetLocalSolderPasteMargin() const { return m_LocalSolderPasteMargin; }
void SetLocalSolderPasteMargin( int aMargin ) { m_LocalSolderPasteMargin = aMargin; }
double GetLocalSolderPasteMarginRatio() const { return m_LocalSolderPasteMarginRatio; }
void SetLocalSolderPasteMarginRatio( double aRatio ) { m_LocalSolderPasteMarginRatio = aRatio; }
/**
* Function TransformShapeWithClearanceToPolygon
* Convert the pad shape to a closed polygon
* Used in filling zones calculations
* Circles and arcs are approximated by segments
* @param aCornerBuffer = a buffer to store the polygon
* @param aClearanceValue = the clearance around the pad
* @param aCircleToSegmentsCount = the number of segments to approximate a circle
* @param aCorrectionFactor = the correction to apply to circles radius to keep
* clearance when the circle is approximated by segment bigger or equal
* to the real clearance value (usually near from 1.0)
* @param ignoreLineWidth = used for edge cut items where the line width is only
* for visualization
*/
void TransformShapeWithClearanceToPolygon( SHAPE_POLY_SET& aCornerBuffer,
int aClearanceValue,
int aCircleToSegmentsCount,
double aCorrectionFactor,
bool ignoreLineWidth = false ) const override;
/**
* Function GetClearance
* returns the clearance in internal units. If \a aItem is not NULL then the
* returned clearance is the greater of this object's clearance and
* aItem's clearance. If \a aItem is NULL, then this objects clearance
* is returned.
* @param aItem is another BOARD_CONNECTED_ITEM or NULL
* @return int - the clearance in internal units.
*/
int GetClearance( BOARD_CONNECTED_ITEM* aItem = NULL ) const override;
// Mask margins handling:
/**
* Function GetSolderMaskMargin
* @return the margin for the solder mask layer
* usually > 0 (mask shape bigger than pad
* For pads also on copper layers, the value (used to build a default shape) is
* 1 - the local value
* 2 - if 0, the parent footprint value
* 3 - if 0, the global value
* For pads NOT on copper layers, the value is the local value because there is
* not default shape to build
*/
int GetSolderMaskMargin() const;
/**
* Function GetSolderPasteMargin
* @return the margin for the solder mask layer
* usually < 0 (mask shape smaller than pad)
* because the margin can be dependent on the pad size, the margin has a x and a y value
*
* For pads also on copper layers, the value (used to build a default shape) is
* 1 - the local value
* 2 - if 0, the parent footprint value
* 3 - if 0, the global value
*
* For pads NOT on copper layers, the value is the local value because there is
* not default shape to build
*/
wxSize GetSolderPasteMargin() const;
void SetZoneConnection( ZoneConnection aType ) { m_ZoneConnection = aType; }
ZoneConnection GetZoneConnection() const;
void SetThermalWidth( int aWidth ) { m_ThermalWidth = aWidth; }
int GetThermalWidth() const;
void SetThermalGap( int aGap ) { m_ThermalGap = aGap; }
int GetThermalGap() const;
/* drawing functions */
void Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
GR_DRAWMODE aDrawMode, const wxPoint& aOffset = ZeroOffset ) override;
/**
* Function DrawShape
* basic function to draw a pad.
* <p>
* This function is used by Draw after calculation of parameters (color, ) final
* orientation transforms are set. It can also be called to draw a pad on any panel
* even if this panel is not a EDA_DRAW_PANEL for instance on a wxPanel inside the
* pad editor.
* </p>
*/
void DrawShape( EDA_RECT* aClipBox, wxDC* aDC, PAD_DRAWINFO& aDrawInfo );
/**
* Function BuildPadPolygon
* Has meaning only for polygonal pads (trapezoid and rectangular)
* Build the Corner list of the polygonal shape,
* depending on shape, extra size (clearance ...) and orientation
* @param aCoord = a buffer to fill (4 corners).
* @param aInflateValue = wxSize: the clearance or margin value. value > 0:
* inflate, < 0 deflate
* @param aRotation = full rotation of the polygon
*/
void BuildPadPolygon( wxPoint aCoord[4], wxSize aInflateValue, double aRotation ) const;
/**
* Function GetRoundRectCornerRadius
* Has meaning only for rounded rect pads
* @return The radius of the rounded corners for this pad.
*/
int GetRoundRectCornerRadius() const
{
return GetRoundRectCornerRadius( m_Size );
}
/**
* Helper function GetRoundRectCornerRadius
* Has meaning only for rounded rect pads
* Returns the radius of the rounded corners of a rectangle
* size aSize, using others setting of the pad
* @param aSize = size of the of the round rect. Usually the pad size
* but can be the size of the pad on solder mask or solder paste
* @return The radius of the rounded corners for this pad size.
*/
int GetRoundRectCornerRadius( const wxSize& aSize ) const;
/**
* Set the rounded rectangle radius ratio based on a given radius
* @param aRadius = desired radius of curvature
*/
void SetRoundRectCornerRadius( double aRadius );
/**
* Function BuildPadShapePolygon
* Build the Corner list of the polygonal shape,
* depending on shape, extra size (clearance ...) pad and orientation
* This function is similar to TransformShapeWithClearanceToPolygon,
* but the difference is BuildPadShapePolygon creates a polygon shape exactly
* similar to pad shape, which a size inflated by aInflateValue
* and TransformShapeWithClearanceToPolygon creates a more complex shape (for instance
* a rectangular pad is converted in a rectangulr shape with ronded corners)
* @param aCornerBuffer = a buffer to fill.
* @param aInflateValue = the clearance or margin value.
* value > 0: inflate, < 0 deflate, = 0 : no change
* the clearance can have different values for x and y directions
* (relative to the pad)
* @param aSegmentsPerCircle = number of segments to approximate a circle
* (used for round and oblong shapes only (16 to 32 is a good value)
* @param aCorrectionFactor = the correction to apply to circles radius to keep
* the pad size/clearance when the arcs are approximated by segments
*/
void BuildPadShapePolygon( SHAPE_POLY_SET& aCornerBuffer,
wxSize aInflateValue, int aSegmentsPerCircle,
double aCorrectionFactor ) const;
/**
* Function BuildPadDrillShapePolygon
* Build the Corner list of the polygonal drill shape,
* depending on shape pad hole and orientation
* @param aCornerBuffer = a buffer to fill.
* @param aInflateValue = the clearance or margin value.
* value > 0: inflate, < 0 deflate, = 0 : no change
* @param aSegmentsPerCircle = number of segments to approximate a circle
* (used for round and oblong shapes only(16 to 32 is a good value)
* @return false if the pad has no hole, true otherwise
*/
bool BuildPadDrillShapePolygon( SHAPE_POLY_SET& aCornerBuffer,
int aInflateValue, int aSegmentsPerCircle ) const;
/**
* Function BuildSegmentFromOvalShape
* Has meaning only for OVAL (and ROUND) pads
* Build an equivalent segment having the same shape as the OVAL shape,
* Useful in draw function and in DRC and HitTest functions,
* because segments are already well handled by track tests
* @param aSegStart = the starting point of the equivalent segment relative to the shape
* position.
* @param aSegEnd = the ending point of the equivalent segment, relative to the shape position
* @param aRotation = full rotation of the segment
* @param aRotation = full rotation of the segment
* @param aMargin = a margin around the shape (for instance mask margin)
* @return the width of the segment
*/
int BuildSegmentFromOvalShape( wxPoint& aSegStart, wxPoint& aSegEnd,
double aRotation, const wxSize& aMargin ) const;
/**
* Function GetBoundingRadius
* returns the radius of a minimum sized circle which fully encloses this pad.
* The center is the pad position
*/
int GetBoundingRadius() const
{
// Any member function which would affect this calculation should set
// m_boundingRadius to -1 to re-trigger the calculation from here.
// Currently that is only m_Size, m_DeltaSize, and m_padShape accessors.
if( m_boundingRadius == -1 )
{
m_boundingRadius = boundingRadius();
}
return m_boundingRadius;
}
wxPoint ShapePos() const;
/**
* has meaning only for rounded rect pads
* @return the scaling factor between the smaller Y or Y size and the radius
* of the rounded corners.
* Cannot be > 0.5
* the normalized IPC-7351C value is 0.25
*/
double GetRoundRectRadiusRatio() const
{
return m_padRoundRectRadiusScale;
}
/**
* has meaning only for rounded rect pads
* Set the scaling factor between the smaller Y or Y size and the radius
* of the rounded corners.
* Cannot be < 0.5 and obviously must be > 0
* the normalized IPC-7351C value is 0.25
*/
void SetRoundRectRadiusRatio( double aRadiusScale )
{
if( aRadiusScale < 0.0 )
aRadiusScale = 0.0;
m_padRoundRectRadiusScale = std::min( aRadiusScale, 0.5 );
}
/**
* Function GetSubRatsnest
* @return int - the netcode
*/
int GetSubRatsnest() const { return m_SubRatsnest; }
void SetSubRatsnest( int aSubRatsnest ) { m_SubRatsnest = aSubRatsnest; }
void GetMsgPanelInfo( EDA_UNITS_T aUnits, std::vector< MSG_PANEL_ITEM >& aList ) override;
bool IsOnLayer( PCB_LAYER_ID aLayer ) const override
{
return m_layerMask[aLayer];
}
bool HitTest( const wxPoint& aPosition ) const override;
bool HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy = 0 ) const override;
wxString GetClass() const override
{
return wxT( "PAD" );
}
// Virtual function:
const EDA_RECT GetBoundingBox() const override;
///> Set absolute coordinates.
void SetDrawCoord();
//todo: Remove SetLocalCoord along with m_pos
///> Set relative coordinates.
void SetLocalCoord();
/**
* Function Compare
* compares two pads and return 0 if they are equal.
* @return int - <0 if left less than right, 0 if equal, >0 if left greater than right.
*/
static int Compare( const D_PAD* padref, const D_PAD* padcmp );
void Move( const wxPoint& aMoveVector ) override
{
m_Pos += aMoveVector;
SetLocalCoord();
}
void Rotate( const wxPoint& aRotCentre, double aAngle ) override;
wxString GetSelectMenuText( EDA_UNITS_T aUnits ) const override;
BITMAP_DEF GetMenuImage() const override;
/**
* Function ShowPadShape
* @return the name of the shape
*/
wxString ShowPadShape() const;
/**
* Function ShowPadAttr
* @return the name of the pad type (attribute) : STD, SMD ...
*/
wxString ShowPadAttr() const;
/**
* Function AppendConfigs
* appends to @a aResult the configuration setting accessors which will later
* allow reading or writing of configuration file information directly into
* this object.
*/
void AppendConfigs( PARAM_CFG_ARRAY* aResult );
EDA_ITEM* Clone() const override;
/**
* same as Clone, but returns a D_PAD item.
* Useful mainly for pythons scripts, because Clone (virtual function)
* returns an EDA_ITEM.
*/
D_PAD* Duplicate() const
{
return (D_PAD*) Clone();
}
/**
* A pad whose hole is the same size as the pad is a NPTH. However, if the user
* fails to mark this correctly then the pad will become invisible on the board.
* This check allows us to special-case this error-condition.
*/
bool PadShouldBeNPTH() const;
virtual void ViewGetLayers( int aLayers[], int& aCount ) const override;
virtual unsigned int ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const override;
virtual const BOX2I ViewBBox() const override;
/**
* Function CopyNetlistSettings
* copies the netlist settings to \a aPad, and the net name.
* Used to copy some pad parameters when replacing a footprint by an other
* footprint when reading a netlist, or in exchange footprint dialog
*
* The netlist settings are all of the #D_PAD settings not define by a #D_PAD in
* a netlist.
* The copied settings are the net name and optionally include local clearance, etc.
* The pad physical geometry settings are not copied.
*
* @param aPad is the #D_PAD to copy the settings to.
* @param aCopyLocalSettings = false to copy only the net name
* true to also copy local prms
*/
void CopyNetlistSettings( D_PAD* aPad, bool aCopyLocalSettings );
virtual void SwapData( BOARD_ITEM* aImage ) override;
#if defined(DEBUG)
virtual void Show( int nestLevel, std::ostream& os ) const override { ShowDummy( os ); }
#endif
private:
/**
* Function boundingRadius
* returns a calculated radius of a bounding circle for this pad.
*/
int boundingRadius() const;
bool buildCustomPadPolygon( SHAPE_POLY_SET* aMergedPolygon,
int aCircleToSegmentsCount );
private: // Private variable members:
// Actually computed and cached on demand by the accessor
mutable int m_boundingRadius; ///< radius of the circle containing the pad shape
wxString m_name;
// TODO: Remove m_Pos from Pad or make private. View positions calculated from m_Pos0
wxPoint m_Pos; ///< pad Position on board
PAD_SHAPE_T m_padShape; ///< Shape: PAD_SHAPE_CIRCLE, PAD_SHAPE_RECT,
///< PAD_SHAPE_OVAL, PAD_SHAPE_TRAPEZOID,
///< PAD_SHAPE_ROUNDRECT, PAD_SHAPE_POLYGON
/** for free shape pads: a list of basic shapes,
* in local coordinates, orient 0, coordinates relative to m_Pos
* They are expected to define only one copper area.
*/
std::vector<PAD_CS_PRIMITIVE> m_basicShapes;
/** for free shape pads: the set of basic shapes, merged as one polygon,
* in local coordinates, orient 0, coordinates relative to m_Pos
*/
SHAPE_POLY_SET m_customShapeAsPolygon;
/**
* How to build the custom shape in zone, to create the clearance area:
* CUST_PAD_SHAPE_IN_ZONE_OUTLINE = use pad shape
* CUST_PAD_SHAPE_IN_ZONE_CONVEXHULL = use the convex hull of the pad shape
* other values are currently reserved
*/
CUST_PAD_SHAPE_IN_ZONE m_customShapeClearanceArea;
int m_SubRatsnest; ///< variable used in rats nest computations
///< handle subnet (block) number in ratsnest connection
wxSize m_Drill; ///< Drill diam (drill shape = PAD_CIRCLE) or drill size
///< (shape = OVAL) for drill shape = PAD_CIRCLE, drill
///< diam = m_Drill.x
wxSize m_Size; ///< X and Y size ( relative to orient 0)
PAD_DRILL_SHAPE_T m_drillShape; ///< PAD_DRILL_SHAPE_CIRCLE, PAD_DRILL_SHAPE_OBLONG
double m_padRoundRectRadiusScale; ///< scaling factor from smallest m_Size coord
///< to corner radius, default 0.25
PAD_SHAPE_T m_anchorPadShape; ///< for custom shaped pads: shape of pad anchor,
///< PAD_SHAPE_RECT, PAD_SHAPE_CIRCLE
/**
* m_Offset is useful only for oblong and rect pads (it can be used for other
* shapes, but without any interest).
* This is the offset between the pad hole and the pad shape (you must
* understand here pad shape = copper area around the hole)
* Most of cases, the hole is the center of the shape (m_Offset = 0).
* But some board designers use oblong/rect pads with a hole moved to one of the
* oblong/rect pad shape ends.
* In all cases the pad position is the pad hole.
* The physical shape position (used to draw it for instance) is pad
* position (m_Pos) + m_Offset.
* D_PAD::ShapePos() returns the physical shape position according to
* the offset and the pad rotation.
*/
wxPoint m_Offset;
LSET m_layerMask; ///< Bitwise layer :1= copper layer, 15= cmp,
///< 2..14 = internal layers
///< 16 .. 31 = technical layers
wxSize m_DeltaSize; ///< delta on rectangular shapes
wxPoint m_Pos0; ///< Initial Pad position (i.e. pad position relative to the
///< module anchor, orientation 0)
PAD_ATTR_T m_Attribute; ///< PAD_ATTRIB_NORMAL, PAD_ATTRIB_SMD,
///< PAD_ATTRIB_CONN, PAD_ATTRIB_HOLE_NOT_PLATED
double m_Orient; ///< in 1/10 degrees
int m_LengthPadToDie; ///< Length net from pad to die, inside the package
/// Local clearance. When null, the module default value is used.
/// when the module default value is null, the netclass value is used
/// Usually the local clearance is null
int m_LocalClearance;
/// Local mask margins: when 0, the parent footprint design values are used
int m_LocalSolderMaskMargin; ///< Local solder mask margin
int m_LocalSolderPasteMargin; ///< Local solder paste margin absolute value
double m_LocalSolderPasteMarginRatio; ///< Local solder mask margin ratio value of pad size
///< The final margin is the sum of these 2 values
/// how the connection to zone is made: no connection, thermal relief ...
ZoneConnection m_ZoneConnection;
int m_ThermalWidth;
int m_ThermalGap;
};
#endif // PAD_H_
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