Fix drag-select hit-testing of LibEdit items.

This commit is contained in:
Jeff Young 2019-05-10 23:24:27 +01:00
parent 5e08be7018
commit b83dac68d0
6 changed files with 80 additions and 24 deletions

View File

@ -109,16 +109,24 @@ bool LIB_ARC::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) c
if( m_Flags & ( STRUCT_DELETED | SKIP_STRUCT ) )
return false;
EDA_RECT rect = DefaultTransform.TransformCoordinate( aRect );
wxPoint center = DefaultTransform.TransformCoordinate( GetPosition() );
int radius = GetRadius();
int lineWidth = GetWidth();
EDA_RECT sel = aRect ;
if ( aAccuracy )
rect.Inflate( aAccuracy );
sel.Inflate( aAccuracy );
if( aContained )
return rect.Contains( GetBoundingBox() );
return sel.Contains( GetBoundingBox() );
return rect.Intersects( GetBoundingBox() ); // JEY TODO somewhat coarse for filled arcs,
// egregiously coarse for unfilled...
EDA_RECT arcRect = GetBoundingBox().Common( sel );
/* All following tests must pass:
* 1. Rectangle must intersect arc BoundingBox
* 2. Rectangle must cross the outside of the arc
*/
return arcRect.Intersects( sel ) && arcRect.IntersectsCircleEdge( center, radius, lineWidth );
}

View File

@ -289,16 +289,37 @@ bool LIB_BEZIER::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy
if( m_Flags & ( STRUCT_DELETED | SKIP_STRUCT ) )
return false;
EDA_RECT rect = DefaultTransform.TransformCoordinate( aRect );
EDA_RECT sel = aRect;
if ( aAccuracy )
rect.Inflate( aAccuracy );
sel.Inflate( aAccuracy );
if( aContained )
return rect.Contains( GetBoundingBox() );
return sel.Contains( GetBoundingBox() );
return rect.Intersects( GetBoundingBox() ); // JEY TODO somewhat coarse for filled beziers,
// egregiously coarse for unfilled...
// Fast test: if aRect is outside the polygon bounding box, rectangles cannot intersect
if( !sel.Intersects( GetBoundingBox() ) )
return false;
// Account for the width of the line
sel.Inflate( GetWidth() / 2 );
unsigned count = m_BezierPoints.size();
for( unsigned ii = 1; ii < count; ii++ )
{
wxPoint vertex = DefaultTransform.TransformCoordinate( m_BezierPoints[ii-1] );
wxPoint vertexNext = DefaultTransform.TransformCoordinate( m_BezierPoints[ii] );
// Test if the point is within aRect
if( sel.Contains( vertex ) )
return true;
// Test if this edge intersects aRect
if( sel.Intersects( vertex, vertexNext ) )
return true;
}
return false;
}

View File

@ -68,15 +68,22 @@ bool LIB_CIRCLE::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy
if( m_Flags & ( STRUCT_DELETED | SKIP_STRUCT ) )
return false;
EDA_RECT rect = DefaultTransform.TransformCoordinate( aRect );
wxPoint center = DefaultTransform.TransformCoordinate( GetPosition() );
int radius = GetRadius();
int lineWidth = GetWidth();
EDA_RECT sel = aRect ;
if ( aAccuracy )
rect.Inflate( aAccuracy );
sel.Inflate( aAccuracy );
if( aContained )
return rect.Contains( GetBoundingBox() );
return sel.Contains( GetBoundingBox() );
return rect.Intersects( GetBoundingBox() ); // JEY TODO somewhat coarse...
// If the rectangle does not intersect the bounding box, this is a much quicker test
if( !sel.Intersects( GetBoundingBox() ) )
return false;
else
return sel.IntersectsCircleEdge( center, radius, lineWidth );
}

View File

@ -112,15 +112,15 @@ bool LIB_ITEM::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy )
if( m_Flags & ( STRUCT_DELETED | SKIP_STRUCT ) )
return false;
EDA_RECT rect = DefaultTransform.TransformCoordinate( aRect );
EDA_RECT sel = aRect;
if ( aAccuracy )
rect.Inflate( aAccuracy );
sel.Inflate( aAccuracy );
if( aContained )
return rect.Contains( GetBoundingBox() );
return sel.Contains( GetBoundingBox() );
return rect.Intersects( GetBoundingBox() );
return sel.Intersects( GetBoundingBox() );
}

View File

@ -263,16 +263,37 @@ bool LIB_POLYLINE::HitTest( const EDA_RECT& aRect, bool aContained, int aAccurac
if( m_Flags & ( STRUCT_DELETED | SKIP_STRUCT ) )
return false;
EDA_RECT rect = aRect;
EDA_RECT sel = aRect;
if ( aAccuracy )
rect.Inflate( aAccuracy );
sel.Inflate( aAccuracy );
if( aContained )
return rect.Contains( GetBoundingBox() );
return sel.Contains( GetBoundingBox() );
return rect.Intersects( GetBoundingBox() ); // JEY TODO somewhat coarse for filled polylines,
// egregiously coarse for unfilled...
// Fast test: if rect is outside the polygon bounding box, then they cannot intersect
if( !sel.Intersects( GetBoundingBox() ) )
return false;
// Account for the width of the line
sel.Inflate( GetWidth() / 2 );
int count = m_PolyPoints.size();
for( int ii = 0; ii < count; ii++ )
{
wxPoint pt = DefaultTransform.TransformCoordinate( m_PolyPoints[ ii ] );
wxPoint ptNext = DefaultTransform.TransformCoordinate( m_PolyPoints[ (ii+1) % count ] );
// Test if the point is within aRect
if( sel.Contains( pt ) )
return true;
// Test if this edge intersects aRect
if( sel.Intersects( pt, ptNext ) )
return true;
}
return false;
}

View File

@ -740,7 +740,6 @@ bool DRAWSEGMENT::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy
{
return arect.IntersectsCircleEdge( GetCenter(), GetRadius(), GetWidth() );
}
}
break;