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Clip the first segment in leaders 

Fixes https://gitlab.com/kicad/code/kicad/issues/6548
This commit is contained in:
Mikolaj Wielgus 2021-01-13 09:02:02 +01:00 committed by Jon Evans
parent 13a4717aed
commit f0b11896da
1 changed files with 29 additions and 23 deletions
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52
pcbnew/dimension.cpp
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@ -887,23 +887,6 @@ void LEADER::updateGeometry()
{
m_shapes.clear();
VECTOR2I firstLine( m_end - m_start );
VECTOR2I start( m_start );
start += firstLine.Resize( m_extensionOffset );
m_shapes.emplace_back( new SHAPE_SEGMENT( start, m_end ) );
// Add arrows
VECTOR2I arrowEnd( m_arrowLength, 0 );
double arrowRotPos = firstLine.Angle() + DEG2RAD( s_arrowAngle );
double arrowRotNeg = firstLine.Angle() - DEG2RAD( s_arrowAngle );
m_shapes.emplace_back( new SHAPE_SEGMENT( start,
start + wxPoint( arrowEnd.Rotate( arrowRotPos ) ) ) );
m_shapes.emplace_back( new SHAPE_SEGMENT( start,
start + wxPoint( arrowEnd.Rotate( arrowRotNeg ) ) ) );
updateText();
// Now that we have the text updated, we can determine how to draw the second line
@ -919,8 +902,31 @@ void LEADER::updateGeometry()
polyBox.Append( textBox.GetEnd().x, textBox.GetOrigin().y );
polyBox.Rotate( -m_text.GetTextAngleRadians(), textBox.GetCenter() );
VECTOR2I firstLine( m_end - m_start );
VECTOR2I start( m_start );
start += firstLine.Resize( m_extensionOffset );
SEG primarySeg( m_start, m_end );
OPT_VECTOR2I primaryEndpoint = segPolyIntersection( polyBox, primarySeg );
if( !primaryEndpoint )
primaryEndpoint = m_end;
m_shapes.emplace_back( new SHAPE_SEGMENT( start, *primaryEndpoint ) );
// Add arrows
VECTOR2I arrowEnd( m_arrowLength, 0 );
double arrowRotPos = firstLine.Angle() + DEG2RAD( s_arrowAngle );
double arrowRotNeg = firstLine.Angle() - DEG2RAD( s_arrowAngle );
m_shapes.emplace_back( new SHAPE_SEGMENT( start,
start + wxPoint( arrowEnd.Rotate( arrowRotPos ) ) ) );
m_shapes.emplace_back( new SHAPE_SEGMENT( start,
start + wxPoint( arrowEnd.Rotate( arrowRotNeg ) ) ) );
SEG textSeg( m_end, m_text.GetPosition() );
OPT_VECTOR2I endpoint = segPolyIntersection( polyBox, textSeg );
OPT_VECTOR2I textEndpoint = segPolyIntersection( polyBox, textSeg );
if( !GetText().IsEmpty() )
{
@ -941,12 +947,12 @@ void LEADER::updateGeometry()
m_shapes.emplace_back( new SHAPE_CIRCLE( textBox.GetCenter(), radius ) );
// Calculated bbox endpoint won't be right
if( endpoint )
if( textEndpoint )
{
VECTOR2I totalLength( textBox.GetCenter() - m_end );
VECTOR2I circleEndpoint( *endpoint - m_end );
VECTOR2I circleEndpoint( *textEndpoint - m_end );
circleEndpoint = circleEndpoint.Resize( totalLength.EuclideanNorm() - radius );
endpoint = OPT_VECTOR2I( VECTOR2I( m_end ) + circleEndpoint );
textEndpoint = OPT_VECTOR2I( VECTOR2I( m_end ) + circleEndpoint );
}
break;
@ -957,8 +963,8 @@ void LEADER::updateGeometry()
}
}
if( endpoint )
m_shapes.emplace_back( new SHAPE_SEGMENT( m_end, *endpoint ) );
if( textEndpoint && *primaryEndpoint == m_end )
m_shapes.emplace_back( new SHAPE_SEGMENT( m_end, *textEndpoint ) );
}