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kicad/gerbview/gerber_draw_item.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 1992-2017 <Jean-Pierre Charras>
* Copyright (C) 1992-2017 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 gerber_draw_item.cpp
*/
#include <fctsys.h>
#include <gr_basic.h>
#include <common.h>
#include <trigo.h>
#include <bitmaps.h>
#include <class_drawpanel.h>
#include <msgpanel.h>
#include <gerbview_frame.h>
#include <convert_basic_shapes_to_polygon.h>
#include <gerber_draw_item.h>
#include <gerber_file_image.h>
#include <gerber_file_image_list.h>
GERBER_DRAW_ITEM::GERBER_DRAW_ITEM( GERBER_FILE_IMAGE* aGerberImageFile ) :
EDA_ITEM( (EDA_ITEM*)NULL, GERBER_DRAW_ITEM_T )
{
m_GerberImageFile = aGerberImageFile;
m_Shape = GBR_SEGMENT;
m_Flashed = false;
m_DCode = 0;
m_UnitsMetric = false;
m_LayerNegative = false;
m_swapAxis = false;
m_mirrorA = false;
m_mirrorB = false;
m_drawScale.x = m_drawScale.y = 1.0;
m_lyrRotation = 0;
if( m_GerberImageFile )
SetLayerParameters();
}
GERBER_DRAW_ITEM::~GERBER_DRAW_ITEM()
{
}
void GERBER_DRAW_ITEM::SetNetAttributes( const GBR_NETLIST_METADATA& aNetAttributes )
{
m_netAttributes = aNetAttributes;
if( ( m_netAttributes.m_NetAttribType & GBR_NETLIST_METADATA::GBR_NETINFO_CMP ) ||
( m_netAttributes.m_NetAttribType & GBR_NETLIST_METADATA::GBR_NETINFO_PAD ) )
m_GerberImageFile->m_ComponentsList.insert( std::make_pair( m_netAttributes.m_Cmpref, 0 ) );
if( ( m_netAttributes.m_NetAttribType & GBR_NETLIST_METADATA::GBR_NETINFO_NET ) )
m_GerberImageFile->m_NetnamesList.insert( std::make_pair( m_netAttributes.m_Netname, 0 ) );
}
int GERBER_DRAW_ITEM::GetLayer() const
{
// returns the layer this item is on, or 0 if the m_GerberImageFile is NULL.
return m_GerberImageFile ? m_GerberImageFile->m_GraphicLayer : 0;
}
bool GERBER_DRAW_ITEM::GetTextD_CodePrms( int& aSize, wxPoint& aPos, double& aOrientation )
{
// calculate the best size and orientation of the D_Code text
if( m_DCode <= 0 )
return false; // No D_Code for this item
if( m_Flashed || m_Shape == GBR_ARC )
{
aPos = m_Start;
}
else // it is a line:
{
aPos = ( m_Start + m_End) / 2;
}
aPos = GetABPosition( aPos );
int size; // the best size for the text
if( GetDcodeDescr() )
size = GetDcodeDescr()->GetShapeDim( this );
else
size = std::min( m_Size.x, m_Size.y );
aOrientation = TEXT_ANGLE_HORIZ;
if( m_Flashed )
{
// A reasonable size for text is min_dim/3 because most of time this text has 3 chars.
aSize = size / 3;
}
else // this item is a line
{
wxPoint delta = m_Start - m_End;
aOrientation = RAD2DECIDEG( atan2( (double)delta.y, (double)delta.x ) );
NORMALIZE_ANGLE_90( aOrientation );
// A reasonable size for text is size/2 because text needs margin below and above it.
// a margin = size/4 seems good, expecting the line len is large enough to show 3 chars,
// that is the case most of time.
aSize = size / 2;
}
return true;
}
bool GERBER_DRAW_ITEM::GetTextD_CodePrms( double& aSize, VECTOR2D& aPos, double& aOrientation )
{
// aOrientation is returned in radians
int size;
wxPoint pos;
if( ! GetTextD_CodePrms( size, pos, aOrientation ) )
return false;
aPos = pos;
aSize = (double) size;
aOrientation = DECIDEG2RAD( aOrientation );
return true;
}
wxPoint GERBER_DRAW_ITEM::GetABPosition( const wxPoint& aXYPosition ) const
{
/* Note: RS274Xrevd_e is obscure about the order of transforms:
* For instance: Rotation must be made after or before mirroring ?
* Note: if something is changed here, GetYXPosition must reflect changes
*/
wxPoint abPos = aXYPosition + m_GerberImageFile->m_ImageJustifyOffset;
if( m_swapAxis )
std::swap( abPos.x, abPos.y );
abPos += m_layerOffset + m_GerberImageFile->m_ImageOffset;
abPos.x = KiROUND( abPos.x * m_drawScale.x );
abPos.y = KiROUND( abPos.y * m_drawScale.y );
double rotation = m_lyrRotation * 10 + m_GerberImageFile->m_ImageRotation * 10;
if( rotation )
RotatePoint( &abPos, -rotation );
// Negate A axis if mirrored
if( m_mirrorA )
abPos.x = -abPos.x;
// abPos.y must be negated when no mirror, because draw axis is top to bottom
if( !m_mirrorB )
abPos.y = -abPos.y;
return abPos;
}
wxPoint GERBER_DRAW_ITEM::GetXYPosition( const wxPoint& aABPosition ) const
{
// do the inverse transform made by GetABPosition
wxPoint xyPos = aABPosition;
if( m_mirrorA )
xyPos.x = -xyPos.x;
if( !m_mirrorB )
xyPos.y = -xyPos.y;
double rotation = m_lyrRotation * 10 + m_GerberImageFile->m_ImageRotation * 10;
if( rotation )
RotatePoint( &xyPos, rotation );
xyPos.x = KiROUND( xyPos.x / m_drawScale.x );
xyPos.y = KiROUND( xyPos.y / m_drawScale.y );
xyPos -= m_layerOffset + m_GerberImageFile->m_ImageOffset;
if( m_swapAxis )
std::swap( xyPos.x, xyPos.y );
return xyPos - m_GerberImageFile->m_ImageJustifyOffset;
}
void GERBER_DRAW_ITEM::SetLayerParameters()
{
m_UnitsMetric = m_GerberImageFile->m_GerbMetric;
m_swapAxis = m_GerberImageFile->m_SwapAxis; // false if A = X, B = Y;
// true if A =Y, B = Y
m_mirrorA = m_GerberImageFile->m_MirrorA; // true: mirror / axe A
m_mirrorB = m_GerberImageFile->m_MirrorB; // true: mirror / axe B
m_drawScale = m_GerberImageFile->m_Scale; // A and B scaling factor
m_layerOffset = m_GerberImageFile->m_Offset; // Offset from OF command
// Rotation from RO command:
m_lyrRotation = m_GerberImageFile->m_LocalRotation;
m_LayerNegative = m_GerberImageFile->GetLayerParams().m_LayerNegative;
}
wxString GERBER_DRAW_ITEM::ShowGBRShape() const
{
switch( m_Shape )
{
case GBR_SEGMENT:
return _( "Line" );
case GBR_ARC:
return _( "Arc" );
case GBR_CIRCLE:
return _( "Circle" );
case GBR_SPOT_OVAL:
return wxT( "spot_oval" );
case GBR_SPOT_CIRCLE:
return wxT( "spot_circle" );
case GBR_SPOT_RECT:
return wxT( "spot_rect" );
case GBR_SPOT_POLY:
return wxT( "spot_poly" );
case GBR_POLYGON:
return wxT( "polygon" );
case GBR_SPOT_MACRO:
{
wxString name = wxT( "apt_macro" );
D_CODE* dcode = GetDcodeDescr();
if( dcode && dcode->GetMacro() )
name << wxT(" ") << dcode->GetMacro()->name;
return name;
}
default:
return wxT( "??" );
}
}
D_CODE* GERBER_DRAW_ITEM::GetDcodeDescr() const
{
if( (m_DCode < FIRST_DCODE) || (m_DCode > LAST_DCODE) )
return NULL;
if( m_GerberImageFile == NULL )
return NULL;
return m_GerberImageFile->GetDCODE( m_DCode );
}
const EDA_RECT GERBER_DRAW_ITEM::GetBoundingBox() const
{
// return a rectangle which is (pos,dim) in nature. therefore the +1
EDA_RECT bbox( m_Start, wxSize( 1, 1 ) );
D_CODE* code = GetDcodeDescr();
// TODO(JE) GERBER_DRAW_ITEM maybe should actually be a number of subclasses.
// Until/unless that is changed, we need to do different things depending on
// what is actually being represented by this GERBER_DRAW_ITEM.
switch( m_Shape )
{
case GBR_POLYGON:
{
auto bb = m_Polygon.BBox();
bbox.Inflate( bb.GetWidth() / 2, bb.GetHeight() / 2 );
bbox.SetOrigin( bb.GetOrigin().x, bb.GetOrigin().y );
break;
}
case GBR_CIRCLE:
{
double radius = GetLineLength( m_Start, m_End );
bbox.Inflate( radius, radius );
break;
}
case GBR_ARC:
{
// Note: using a larger-than-necessary BB to simplify computation
double radius = GetLineLength( m_Start, m_ArcCentre );
bbox.Move( m_ArcCentre - m_Start );
bbox.Inflate( radius + m_Size.x, radius + m_Size.x );
break;
}
case GBR_SPOT_CIRCLE:
{
if( code )
{
int radius = code->m_Size.x >> 1;
bbox.Inflate( radius, radius );
}
break;
}
case GBR_SPOT_RECT:
{
if( code )
bbox.Inflate( code->m_Size.x / 2, code->m_Size.y / 2 );
break;
}
case GBR_SPOT_OVAL:
{
if( code )
bbox.Inflate( code->m_Size.x, code->m_Size.y );
break;
}
case GBR_SPOT_POLY:
{
if( code )
{
if( code->m_Polygon.OutlineCount() == 0 )
code->ConvertShapeToPolygon();
bbox.Inflate( code->m_Polygon.BBox().GetWidth() / 2,
code->m_Polygon.BBox().GetHeight() / 2 );
}
break;
}
case GBR_SPOT_MACRO:
{
if( code )
{
// Update the shape drawings and the bounding box coordiantes:
code->GetMacro()->GetApertureMacroShape( this, m_Start );
// now the bounding box is valid:
bbox = code->GetMacro()->GetBoundingBox();
}
break;
}
case GBR_SEGMENT:
{
if( code && code->m_Shape == APT_RECT )
{
if( m_Polygon.OutlineCount() > 0 )
{
auto bb = m_Polygon.BBox();
bbox.Inflate( bb.GetWidth() / 2, bb.GetHeight() / 2 );
bbox.SetOrigin( bb.GetOrigin().x, bb.GetOrigin().y );
}
}
else
{
int radius = ( m_Size.x + 1 ) / 2;
int ymax = std::max( m_Start.y, m_End.y ) + radius;
int xmax = std::max( m_Start.x, m_End.x ) + radius;
int ymin = std::min( m_Start.y, m_End.y ) - radius;
int xmin = std::min( m_Start.x, m_End.x ) - radius;
bbox = EDA_RECT( wxPoint( xmin, ymin ), wxSize( xmax - xmin + 1, ymax - ymin + 1 ) );
}
break;
}
default:
wxASSERT_MSG( false, wxT( "GERBER_DRAW_ITEM shape is unknown!" ) );
break;
}
// calculate the corners coordinates in current gerber axis orientations
wxPoint org = GetABPosition( bbox.GetOrigin() );
wxPoint end = GetABPosition( bbox.GetEnd() );
// Set the corners position:
bbox.SetOrigin( org );
bbox.SetEnd( end );
bbox.Normalize();
return bbox;
}
void GERBER_DRAW_ITEM::MoveAB( const wxPoint& aMoveVector )
{
wxPoint xymove = GetXYPosition( aMoveVector );
m_Start += xymove;
m_End += xymove;
m_ArcCentre += xymove;
if( m_Polygon.OutlineCount() > 0 )
{
for( auto it = m_Polygon.Iterate( 0 ); it; ++it )
*it += xymove;
}
}
void GERBER_DRAW_ITEM::MoveXY( const wxPoint& aMoveVector )
{
m_Start += aMoveVector;
m_End += aMoveVector;
m_ArcCentre += aMoveVector;
if( m_Polygon.OutlineCount() > 0 )
{
for( auto it = m_Polygon.Iterate( 0 ); it; ++it )
*it += aMoveVector;
}
}
bool GERBER_DRAW_ITEM::HasNegativeItems()
{
bool isClear = m_LayerNegative ^ m_GerberImageFile->m_ImageNegative;
// if isClear is true, this item has negative shape
return isClear;
}
void GERBER_DRAW_ITEM::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, GR_DRAWMODE aDrawMode,
const wxPoint& aOffset, GBR_DISPLAY_OPTIONS* aDrawOptions )
{
// used when a D_CODE is not found. default D_CODE to draw a flashed item
static D_CODE dummyD_CODE( 0 );
bool isFilled;
int radius;
int halfPenWidth;
static bool show_err;
D_CODE* d_codeDescr = GetDcodeDescr();
if( d_codeDescr == NULL )
d_codeDescr = &dummyD_CODE;
COLOR4D color = m_GerberImageFile->GetPositiveDrawColor();
if( ( aDrawMode & GR_HIGHLIGHT ) && !( aDrawMode & GR_AND ) )
color.SetToLegacyHighlightColor();
/* isDark is true if flash is positive and should use a drawing
* color other than the background color, else use the background color
* when drawing so that an erasure happens.
*/
bool isDark = !(m_LayerNegative ^ m_GerberImageFile->m_ImageNegative);
if( !isDark )
{
// draw in background color ("negative" color)
color = aDrawOptions->m_NegativeDrawColor;
}
GRSetDrawMode( aDC, aDrawMode );
isFilled = aDrawOptions->m_DisplayLinesFill;
switch( m_Shape )
{
case GBR_POLYGON:
isFilled = aDrawOptions->m_DisplayPolygonsFill;
if( !isDark )
isFilled = true;
DrawGbrPoly( aPanel->GetClipBox(), aDC, color, aOffset, isFilled );
break;
case GBR_CIRCLE:
radius = KiROUND( GetLineLength( m_Start, m_End ) );
halfPenWidth = m_Size.x >> 1;
if( !isFilled )
{
// draw the border of the pen's path using two circles, each as narrow as possible
GRCircle( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
radius - halfPenWidth, 0, color );
GRCircle( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
radius + halfPenWidth, 0, color );
}
else // Filled mode
{
GRCircle( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
radius, m_Size.x, color );
}
break;
case GBR_ARC:
// Currently, arcs plotted with a rectangular aperture are not supported.
// a round pen only is expected.
#if 0 // for arc debug only
GRLine( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
GetABPosition( m_ArcCentre ), 0, color );
GRLine( aPanel->GetClipBox(), aDC, GetABPosition( m_End ),
GetABPosition( m_ArcCentre ), 0, color );
#endif
if( !isFilled )
{
GRArc1( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
GetABPosition( m_End ), GetABPosition( m_ArcCentre ),
0, color );
}
else
{
GRArc1( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
GetABPosition( m_End ), GetABPosition( m_ArcCentre ),
m_Size.x, color );
}
break;
case GBR_SPOT_CIRCLE:
case GBR_SPOT_RECT:
case GBR_SPOT_OVAL:
case GBR_SPOT_POLY:
case GBR_SPOT_MACRO:
isFilled = aDrawOptions->m_DisplayFlashedItemsFill;
d_codeDescr->DrawFlashedShape( this, aPanel->GetClipBox(), aDC, color,
m_Start, isFilled );
break;
case GBR_SEGMENT:
/* Plot a line from m_Start to m_End.
* Usually, a round pen is used, but some gerber files use a rectangular pen
* In fact, any aperture can be used to plot a line.
* currently: only a square pen is handled (I believe using a polygon gives a strange plot).
*/
if( d_codeDescr->m_Shape == APT_RECT )
{
if( m_Polygon.OutlineCount() == 0 )
ConvertSegmentToPolygon();
DrawGbrPoly( aPanel->GetClipBox(), aDC, color, aOffset, isFilled );
}
else
{
if( !isFilled )
{
GRCSegm( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
GetABPosition( m_End ), m_Size.x, color );
}
else
{
GRFilledSegment( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
GetABPosition( m_End ), m_Size.x, color );
}
}
break;
default:
if( !show_err )
{
wxMessageBox( wxT( "Trace_Segment() type error" ) );
show_err = true;
}
break;
}
}
void GERBER_DRAW_ITEM::ConvertSegmentToPolygon()
{
m_Polygon.RemoveAllContours();
m_Polygon.NewOutline();
wxPoint start = m_Start;
wxPoint end = m_End;
// make calculations more easy if ensure start.x < end.x
// (only 2 quadrants to consider)
if( start.x > end.x )
std::swap( start, end );
// calculate values relative to start point:
wxPoint delta = end - start;
// calculate corners for the first quadrant only (delta.x and delta.y > 0 )
// currently, delta.x already is > 0.
// make delta.y > 0
bool change = delta.y < 0;
if( change )
delta.y = -delta.y;
// Now create the full polygon.
// Due to previous changes, the shape is always something like
// 3 4
// 2 5
// 1 6
wxPoint corner;
corner.x -= m_Size.x/2;
corner.y -= m_Size.y/2;
wxPoint close = corner;
m_Polygon.Append( VECTOR2I( corner ) ); // Lower left corner, start point (1)
corner.y += m_Size.y;
m_Polygon.Append( VECTOR2I( corner ) ); // upper left corner, start point (2)
if( delta.x || delta.y)
{
corner += delta;
m_Polygon.Append( VECTOR2I( corner ) ); // upper left corner, end point (3)
}
corner.x += m_Size.x;
m_Polygon.Append( VECTOR2I( corner ) ); // upper right corner, end point (4)
corner.y -= m_Size.y;
m_Polygon.Append( VECTOR2I( corner ) ); // lower right corner, end point (5)
if( delta.x || delta.y )
{
corner -= delta;
m_Polygon.Append( VECTOR2I( corner ) ); // lower left corner, start point (6)
}
m_Polygon.Append( VECTOR2I( close ) ); // close the shape
// Create final polygon:
for( auto it = m_Polygon.Iterate( 0 ); it; ++it )
{
if( change )
( *it ).y = -( *it ).y;
*it += start;
}
}
void GERBER_DRAW_ITEM::DrawGbrPoly( EDA_RECT* aClipBox,
wxDC* aDC,
COLOR4D aColor,
const wxPoint& aOffset,
bool aFilledShape )
{
std::vector<wxPoint> points;
SHAPE_LINE_CHAIN& poly = m_Polygon.Outline( 0 );
int pointCount = poly.PointCount() - 1;
points.reserve( pointCount );
for( int ii = 0; ii < pointCount; ii++ )
{
wxPoint p( poly.Point( ii ).x, poly.Point( ii ).y );
points[ii] = p + aOffset;
points[ii] = GetABPosition( points[ii] );
}
GRClosedPoly( aClipBox, aDC, pointCount, &points[0], aFilledShape, aColor, aColor );
}
void GERBER_DRAW_ITEM::GetMsgPanelInfo( EDA_UNITS_T aUnits, std::vector< MSG_PANEL_ITEM >& aList )
{
wxString msg;
wxString text;
msg = ShowGBRShape();
aList.push_back( MSG_PANEL_ITEM( _( "Type" ), msg, DARKCYAN ) );
// Display D_Code value with its attributes for items using a DCode:
if( m_Shape == GBR_POLYGON ) // Has no DCode, but can have an attribute
{
msg = _( "Attribute" );
if( m_AperFunction.IsEmpty() )
text = _( "No attribute" );
else
text = m_AperFunction;
}
else
{
msg.Printf( _( "D Code %d" ), m_DCode );
D_CODE* apertDescr = GetDcodeDescr();
if( !apertDescr || apertDescr->m_AperFunction.IsEmpty() )
text = _( "No attribute" );
else
text = apertDescr->m_AperFunction;
}
aList.push_back( MSG_PANEL_ITEM( msg, text, RED ) );
// Display graphic layer name
msg = GERBER_FILE_IMAGE_LIST::GetImagesList().GetDisplayName( GetLayer(), true );
aList.push_back( MSG_PANEL_ITEM( _( "Graphic Layer" ), msg, DARKGREEN ) );
// Display item rotation
// The full rotation is Image rotation + m_lyrRotation
// but m_lyrRotation is specific to this object
// so we display only this parameter
msg.Printf( wxT( "%f" ), m_lyrRotation );
aList.push_back( MSG_PANEL_ITEM( _( "Rotation" ), msg, BLUE ) );
// Display item polarity (item specific)
msg = m_LayerNegative ? _("Clear") : _("Dark");
aList.push_back( MSG_PANEL_ITEM( _( "Polarity" ), msg, BLUE ) );
// Display mirroring (item specific)
msg.Printf( wxT( "A:%s B:%s" ),
m_mirrorA ? _("Yes") : _("No"),
m_mirrorB ? _("Yes") : _("No"));
aList.push_back( MSG_PANEL_ITEM( _( "Mirror" ), msg, DARKRED ) );
// Display AB axis swap (item specific)
msg = m_swapAxis ? wxT( "A=Y B=X" ) : wxT( "A=X B=Y" );
aList.push_back( MSG_PANEL_ITEM( _( "AB axis" ), msg, DARKRED ) );
// Display net info, if exists
if( m_netAttributes.m_NetAttribType == GBR_NETLIST_METADATA::GBR_NETINFO_UNSPECIFIED )
return;
// Build full net info:
wxString net_msg;
wxString cmp_pad_msg;
if( ( m_netAttributes.m_NetAttribType & GBR_NETLIST_METADATA::GBR_NETINFO_NET ) )
{
net_msg = _( "Net:" );
net_msg << " ";
if( m_netAttributes.m_Netname.IsEmpty() )
net_msg << "<no net name>";
else
net_msg << m_netAttributes.m_Netname;
}
if( ( m_netAttributes.m_NetAttribType & GBR_NETLIST_METADATA::GBR_NETINFO_PAD ) )
{
cmp_pad_msg.Printf( _( "Cmp: %s; Pad: %s" ),
GetChars( m_netAttributes.m_Cmpref ),
GetChars( m_netAttributes.m_Padname ) );
}
else if( ( m_netAttributes.m_NetAttribType & GBR_NETLIST_METADATA::GBR_NETINFO_CMP ) )
{
cmp_pad_msg = _( "Cmp:" );
cmp_pad_msg << " " << m_netAttributes.m_Cmpref;
}
aList.push_back( MSG_PANEL_ITEM( net_msg, cmp_pad_msg, DARKCYAN ) );
}
BITMAP_DEF GERBER_DRAW_ITEM::GetMenuImage() const
{
if( m_Flashed )
return pad_xpm;
switch( m_Shape )
{
case GBR_SEGMENT:
case GBR_ARC:
case GBR_CIRCLE:
return add_line_xpm;
case GBR_SPOT_OVAL:
case GBR_SPOT_CIRCLE:
case GBR_SPOT_RECT:
case GBR_SPOT_POLY:
case GBR_SPOT_MACRO:
// should be handles by m_Flashed == true
return pad_xpm;
case GBR_POLYGON:
return add_graphical_polygon_xpm;
}
return info_xpm;
}
bool GERBER_DRAW_ITEM::HitTest( const wxPoint& aRefPos ) const
{
// In case the item has a very tiny width defined, allow it to be selected
const int MIN_HIT_TEST_RADIUS = Millimeter2iu( 0.01 );
// calculate aRefPos in XY gerber axis:
wxPoint ref_pos = GetXYPosition( aRefPos );
SHAPE_POLY_SET poly;
switch( m_Shape )
{
case GBR_POLYGON:
poly = m_Polygon;
return poly.Contains( VECTOR2I( ref_pos ), 0 );
case GBR_SPOT_POLY:
poly = GetDcodeDescr()->m_Polygon;
poly.Move( m_Start );
return poly.Contains( VECTOR2I( ref_pos ), 0 );
case GBR_SPOT_RECT:
return GetBoundingBox().Contains( aRefPos );
case GBR_ARC:
{
double radius = GetLineLength( m_Start, m_ArcCentre );
VECTOR2D test_radius = VECTOR2D( ref_pos ) - VECTOR2D( m_ArcCentre );
int size = ( ( m_Size.x < MIN_HIT_TEST_RADIUS ) ? MIN_HIT_TEST_RADIUS
: m_Size.x );
// Are we close enough to the radius?
bool radius_hit = ( std::fabs( test_radius.EuclideanNorm() - radius) < size );
if( radius_hit )
{
// Now check that we are within the arc angle
VECTOR2D start = VECTOR2D( m_Start ) - VECTOR2D( m_ArcCentre );
VECTOR2D end = VECTOR2D( m_End ) - VECTOR2D( m_ArcCentre );
double start_angle = NormalizeAngleRadiansPos( start.Angle() );
double end_angle = NormalizeAngleRadiansPos( end.Angle() );
if( m_Start == m_End )
{
start_angle = 0;
end_angle = 2 * M_PI;
}
else if( end_angle < start_angle )
{
end_angle += 2 * M_PI;
}
double test_angle = NormalizeAngleRadiansPos( test_radius.Angle() );
return ( test_angle > start_angle && test_angle < end_angle );
}
return false;
}
case GBR_SPOT_MACRO:
// Aperture macro polygons are already in absolute coordinates
auto p = GetDcodeDescr()->GetMacro()->GetApertureMacroShape( this, m_Start );
for( int i = 0; i < p->OutlineCount(); ++i )
{
if( p->Contains( VECTOR2I( aRefPos ), i ) )
return true;
}
return false;
}
// TODO: a better analyze of the shape (perhaps create a D_CODE::HitTest for flashed items)
int radius = std::min( m_Size.x, m_Size.y ) >> 1;
if( radius < MIN_HIT_TEST_RADIUS )
radius = MIN_HIT_TEST_RADIUS;
if( m_Flashed )
return HitTestPoints( m_Start, ref_pos, radius );
else
return TestSegmentHit( ref_pos, m_Start, m_End, radius );
}
bool GERBER_DRAW_ITEM::HitTest( const EDA_RECT& aRefArea ) const
{
wxPoint pos = GetABPosition( m_Start );
if( aRefArea.Contains( pos ) )
return true;
pos = GetABPosition( m_End );
if( aRefArea.Contains( pos ) )
return true;
return false;
}
#if defined(DEBUG)
void GERBER_DRAW_ITEM::Show( int nestLevel, std::ostream& os ) const
{
NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str() <<
" shape=\"" << m_Shape << '"' <<
" addr=\"" << std::hex << this << std::dec << '"' <<
" layer=\"" << GetLayer() << '"' <<
" size=\"" << m_Size << '"' <<
" flags=\"" << m_Flags << '"' <<
" status=\"" << GetStatus() << '"' <<
"<start" << m_Start << "/>" <<
"<end" << m_End << "/>";
os << "</" << GetClass().Lower().mb_str() << ">\n";
}
#endif
void GERBER_DRAW_ITEM::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 2;
aLayers[0] = GERBER_DRAW_LAYER( GetLayer() );
aLayers[1] = GERBER_DCODE_LAYER( aLayers[0] );
}
const BOX2I GERBER_DRAW_ITEM::ViewBBox() const
{
EDA_RECT bbox = GetBoundingBox();
return BOX2I( VECTOR2I( bbox.GetOrigin() ),
VECTOR2I( bbox.GetSize() ) );
}
unsigned int GERBER_DRAW_ITEM::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
{
// DCodes will be shown only if zoom is appropriate:
// Returns the level of detail of the item.
// A level of detail (LOD) is the minimal VIEW scale that
// is sufficient for an item to be shown on a given layer.
if( IsDCodeLayer( aLayer ) )
{
int size = 0;
switch( m_Shape )
{
case GBR_SPOT_MACRO:
size = GetDcodeDescr()->GetMacro()->GetBoundingBox().GetWidth();
break;
case GBR_ARC:
size = GetLineLength( m_Start, m_ArcCentre );
break;
default:
size = m_Size.x;
}
// the level of details is chosen experimentally, to show
// only a readable text:
const int level = Millimeter2iu( 4 );
return ( level / ( size + 1 ) );
}
// Other layers are shown without any conditions
return 0;
}
SEARCH_RESULT GERBER_DRAW_ITEM::Visit( INSPECTOR inspector, void* testData, const KICAD_T scanTypes[] )
{
KICAD_T stype = *scanTypes;
// If caller wants to inspect my type
if( stype == Type() )
{
if( SEARCH_QUIT == inspector( this, testData ) )
return SEARCH_QUIT;
}
return SEARCH_CONTINUE;
}
wxString GERBER_DRAW_ITEM::GetSelectMenuText( EDA_UNITS_T aUnits ) const
{
wxString layerName;
layerName = GERBER_FILE_IMAGE_LIST::GetImagesList().GetDisplayName( GetLayer(), true );
return wxString::Format( _( "%s (D%d) on layer %d: %s" ),
ShowGBRShape(),
m_DCode,
GetLayer() + 1,
layerName );
}
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