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Simplify arc drawing guides to be more consistent with other tools.

This commit is contained in:
Jeff Young 2020-10-08 10:58:48 +01:00
parent 77aa48b825
commit 3fd0df658d
2 changed files with 12 additions and 45 deletions
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30
common/preview_items/arc_assistant.cpp
View File

@ -86,9 +86,6 @@ void ARC_ASSISTANT::ViewDraw( int aLayer, KIGFX::VIEW* aView ) const
gal.ResetTextAttributes(); gal.ResetTextAttributes();
// angle reference arc size
const double innerRad = 12.0 / gal.GetWorldScale();
const auto origin = m_constructMan.GetOrigin(); const auto origin = m_constructMan.GetOrigin();
KIGFX::PREVIEW::DRAW_CONTEXT preview_ctx( *aView ); KIGFX::PREVIEW::DRAW_CONTEXT preview_ctx( *aView );
@ -107,42 +104,31 @@ void ARC_ASSISTANT::ViewDraw( int aLayer, KIGFX::VIEW* aView ) const
double initAngle = m_constructMan.GetStartAngle(); double initAngle = m_constructMan.GetStartAngle();
const auto angleRefLineEnd = m_constructMan.GetOrigin() + VECTOR2D( innerRad * 1.5, 0.0 );
// draw the short reference baseline
preview_ctx.DrawLine( origin, angleRefLineEnd, false );
// draw the angle reference arc
preview_ctx.DrawArcWithAngleHighlight( origin, innerRad, initAngle, 0.0 );
// draw the radius guide circle // draw the radius guide circle
preview_ctx.DrawCircle( origin, m_constructMan.GetRadius(), true ); preview_ctx.DrawCircle( origin, m_constructMan.GetRadius(), true );
double degs = getNormDeciDegFromRad( initAngle ); double degs = getNormDeciDegFromRad( initAngle );
cursorStrings.push_back( DimensionLabel( "r", m_constructMan.GetRadius(), m_units ) ); cursorStrings.push_back( DimensionLabel( "r", m_constructMan.GetRadius(), m_units ) );
cursorStrings.push_back( cursorStrings.push_back( DimensionLabel( wxString::FromUTF8( "θ" ), degs,
DimensionLabel( wxString::FromUTF8( "θ" ), degs, EDA_UNITS::DEGREES ) ); EDA_UNITS::DEGREES ) );
} }
else else
{ {
preview_ctx.DrawLineWithAngleHighlight( origin, m_constructMan.GetEndRadiusEnd(), false ); preview_ctx.DrawLineWithAngleHighlight( origin, m_constructMan.GetEndRadiusEnd(), false );
auto start = m_constructMan.GetStartAngle(); double start = m_constructMan.GetStartAngle();
auto subtended = m_constructMan.GetSubtended(); double subtended = m_constructMan.GetSubtended();
preview_ctx.DrawArcWithAngleHighlight( origin, innerRad, start, start + subtended );
double subtendedDeg = getNormDeciDegFromRad( subtended ); double subtendedDeg = getNormDeciDegFromRad( subtended );
double endAngleDeg = getNormDeciDegFromRad( start + subtended ); double endAngleDeg = getNormDeciDegFromRad( start + subtended );
// draw dimmed extender line to cursor // draw dimmed extender line to cursor
preview_ctx.DrawLineWithAngleHighlight( origin, m_constructMan.GetLastPoint(), true ); preview_ctx.DrawLineWithAngleHighlight( origin, m_constructMan.GetLastPoint(), true );
cursorStrings.push_back( cursorStrings.push_back( DimensionLabel( wxString::FromUTF8( "Δθ" ), subtendedDeg,
DimensionLabel( wxString::FromUTF8( "Δθ" ), subtendedDeg, EDA_UNITS::DEGREES ) ); EDA_UNITS::DEGREES ) );
cursorStrings.push_back( cursorStrings.push_back( DimensionLabel( wxString::FromUTF8( "θ" ), endAngleDeg,
DimensionLabel( wxString::FromUTF8( "θ" ), endAngleDeg, EDA_UNITS::DEGREES ) ); EDA_UNITS::DEGREES ) );
} }
// place the text next to cursor, on opposite side from radius // place the text next to cursor, on opposite side from radius

23
common/preview_items/draw_context.cpp
View File

@ -65,25 +65,6 @@ void DRAW_CONTEXT::DrawCircle( const VECTOR2I& aOrigin, double aRad, bool aDeEmp
} }
void DRAW_CONTEXT::DrawArcWithAngleHighlight(
const VECTOR2I& aOrigin, double aRad, double aStartAngle, double aEndAngle )
{
COLOR4D color = m_render_settings.GetLayerColor( m_currLayer );
if( angleIsSpecial( aStartAngle - aEndAngle ) )
color = getSpecialAngleColour();
m_gal.SetLineWidth( m_lineWidth );
m_gal.SetIsStroke( true );
m_gal.SetIsFill( true );
m_gal.SetStrokeColor( color );
m_gal.SetFillColor( color.WithAlpha( 0.2 ) );
// draw the angle reference arc
m_gal.DrawArc( aOrigin, aRad, -aStartAngle, -aEndAngle );
}
void DRAW_CONTEXT::DrawLine( const VECTOR2I& aStart, const VECTOR2I& aEnd, bool aDeEmphasised ) void DRAW_CONTEXT::DrawLine( const VECTOR2I& aStart, const VECTOR2I& aEnd, bool aDeEmphasised )
{ {
COLOR4D strokeColor = m_render_settings.GetLayerColor( m_currLayer ); COLOR4D strokeColor = m_render_settings.GetLayerColor( m_currLayer );
@ -95,8 +76,8 @@ void DRAW_CONTEXT::DrawLine( const VECTOR2I& aStart, const VECTOR2I& aEnd, bool
} }
void DRAW_CONTEXT::DrawLineWithAngleHighlight( void DRAW_CONTEXT::DrawLineWithAngleHighlight( const VECTOR2I& aStart, const VECTOR2I& aEnd,
const VECTOR2I& aStart, const VECTOR2I& aEnd, bool aDeEmphasised ) bool aDeEmphasised )
{ {
const VECTOR2I vec = aEnd - aStart; const VECTOR2I vec = aEnd - aStart;
COLOR4D strokeColor = m_render_settings.GetLayerColor( m_currLayer ); COLOR4D strokeColor = m_render_settings.GetLayerColor( m_currLayer );