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HitTest for RoundRect pad

This commit is contained in:
Oliver Walters 2017-04-24 22:54:44 +10:00 committed by Maciej Suminski
parent 8caef05ad6
commit 7cfc882448
1 changed files with 59 additions and 1 deletions
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60
pcbnew/class_pad.cpp
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@ -749,7 +749,7 @@ void D_PAD::GetOblongDrillGeometry( wxPoint& aStartPoint,
bool D_PAD::HitTest( const wxPoint& aPosition ) const
{
int dx, dy;
int dx, dy;
wxPoint shape_pos = ShapePos();
@ -826,6 +826,9 @@ bool D_PAD::HitTest( const wxPoint& aPosition ) const
return false;
}
/**
* Test if an x,y axis-aligned rectangle hits this pad
*/
bool D_PAD::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
{
EDA_RECT arect = aRect;
@ -836,6 +839,8 @@ bool D_PAD::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) con
EDA_RECT shapeRect;
int r;
EDA_RECT bb = GetBoundingBox();
wxPoint endCenter;
@ -908,6 +913,59 @@ bool D_PAD::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) con
case PAD_SHAPE_TRAPEZOID:
break;
case PAD_SHAPE_ROUNDRECT:
/* RoundRect intersection can be broken up into simple tests:
* a) Test intersection of horizontal rect
* b) Test intersection of vertical rect
* c) Test intersection of each corner
*/
r = GetRoundRectCornerRadius();
/* Test A - intersection of horizontal rect */
shapeRect.SetSize( 0, 0 );
shapeRect.SetOrigin( shapePos );
shapeRect.Inflate( m_Size.x / 2, m_Size.y / 2 - r );
// Short-circuit test for zero width or height
if( shapeRect.GetWidth() > 0 && shapeRect.GetHeight() > 0 &&
arect.Intersects( shapeRect, m_Orient ) )
{
return true;
}
/* Test B - intersection of vertical rect */
shapeRect.SetSize( 0, 0 );
shapeRect.SetOrigin( shapePos );
shapeRect.Inflate( m_Size.x / 2 - r, m_Size.y / 2 );
// Short-circuit test for zero width or height
if( shapeRect.GetWidth() > 0 && shapeRect.GetHeight() > 0 &&
arect.Intersects( shapeRect, m_Orient ) )
{
return true;
}
/* Test C - intersection of each corner */
endCenter = wxPoint( m_Size.x / 2 - r, m_Size.y / 2 - r );
RotatePoint( &endCenter, m_Orient );
if( arect.IntersectsCircle( shapePos + endCenter, r ) ||
arect.IntersectsCircle( shapePos - endCenter, r ) )
{
return true;
}
endCenter = wxPoint( m_Size.x / 2 - r, -m_Size.y / 2 + r );
RotatePoint( &endCenter, m_Orient );
if( arect.IntersectsCircle( shapePos + endCenter, r ) ||
arect.IntersectsCircle( shapePos - endCenter, r ) )
{
return true;
}
break;
default:
break;