/**
* Draw labelled ticks on a line. Ticks are spaced according to a
* maximum density. Miror ticks are not labelled.
*
* @param aGal the GAL to draw on
* @param aOrigin start of line to draw ticks on
* @param aLine line vector
* @param aMinorTickLen length of minor ticks in IU
*/
void drawTicksAlongLine( KIGFX::GAL& aGal, const VECTOR2D& aOrigin,
const VECTOR2D& aLine, double aMinorTickLen )
{
VECTOR2D tickLine = aLine.Rotate( -M_PI_2 );
double tickSpace;
TICK_FORMAT tickF = getTickFormatForScale( aGal.GetWorldScale(), tickSpace );
// number of ticks in whole ruler
int numTicks = (int) std::ceil( aLine.EuclideanNorm() / tickSpace );
// work out which way up the tick labels go
double labelAngle = -tickLine.Angle();
if( aLine.Angle() > 0 )
{
aGal.SetHorizontalJustify( GR_TEXT_HJUSTIFY_LEFT );
}
else
{
aGal.SetHorizontalJustify( GR_TEXT_HJUSTIFY_RIGHT );
labelAngle += M_PI;
}
// text and ticks are dimmed
aGal.SetStrokeColor( PreviewOverlayDefaultColor().WithAlpha( PreviewOverlayDeemphAlpha( true ) ) );
const auto labelOffset = tickLine.Resize( aMinorTickLen * ( majorTickLengthFactor + 1 ) );
for( int i = 0; i < numTicks; ++i )
{
const auto tickPos = aOrigin + aLine.Resize( tickSpace * i );
double length = aMinorTickLen;
bool drawLabel = false;
if( i % tickF.majorStep == 0)
{
drawLabel = true;
length *= majorTickLengthFactor;
}
else if( tickF.midStep && i % tickF.midStep == 0 )
{
drawLabel = true;
length *= midTickLengthFactor;
}
aGal.DrawLine( tickPos, tickPos + tickLine.Resize( length ) );
if( drawLabel )
{
wxString label = DimensionLabel( "", tickSpace * i, g_UserUnit );
// FIXME: spaces choke OpenGL lp:1668455
label.erase( std::remove( label.begin(), label.end(), ' ' ), label.end() );
aGal.BitmapText( label, tickPos + labelOffset, labelAngle );
}
}
}
void OPENGL_GAL::DrawPolyline( std::deque<VECTOR2D>& aPointList )
{
if( aPointList.empty() )
return;
currentManager->Color( strokeColor.r, strokeColor.g, strokeColor.b, strokeColor.a );
std::deque<VECTOR2D>::const_iterator it = aPointList.begin();
// Start from the second point
for( ++it; it != aPointList.end(); ++it )
{
const VECTOR2D startEndVector = ( *it - *( it - 1 ) );
double lineAngle = startEndVector.Angle();
drawLineQuad( *( it - 1 ), *it );
// There is no need to draw line caps on both ends of polyline's segments
drawFilledSemiCircle( *( it - 1 ), lineWidth / 2, lineAngle + M_PI / 2 );
}
// ..and now - draw the ending cap
const VECTOR2D startEndVector = ( *( it - 1 ) - *( it - 2 ) );
double lineAngle = startEndVector.Angle();
drawFilledSemiCircle( *( it - 1 ), lineWidth / 2, lineAngle - M_PI / 2 );
}
void OPENGL_GAL::DrawLine( const VECTOR2D& aStartPoint, const VECTOR2D& aEndPoint )
{
const VECTOR2D startEndVector = aEndPoint - aStartPoint;
double lineAngle = startEndVector.Angle();
currentManager->Color( strokeColor.r, strokeColor.g, strokeColor.b, strokeColor.a );
drawLineQuad( aStartPoint, aEndPoint );
// Line caps
if( lineWidth > 1.0 )
{
drawFilledSemiCircle( aStartPoint, lineWidth / 2, lineAngle + M_PI / 2 );
drawFilledSemiCircle( aEndPoint, lineWidth / 2, lineAngle - M_PI / 2 );
}
}
void OPENGL_GAL::DrawSegment( const VECTOR2D& aStartPoint, const VECTOR2D& aEndPoint,
double aWidth )
{
VECTOR2D startEndVector = aEndPoint - aStartPoint;
double lineAngle = startEndVector.Angle();
if( isFillEnabled )
{
// Filled tracks
currentManager->Color( fillColor.r, fillColor.g, fillColor.b, fillColor.a );
SetLineWidth( aWidth );
drawLineQuad( aStartPoint, aEndPoint );
// Draw line caps
drawFilledSemiCircle( aStartPoint, aWidth / 2, lineAngle + M_PI / 2 );
drawFilledSemiCircle( aEndPoint, aWidth / 2, lineAngle - M_PI / 2 );
}
else
{
// Outlined tracks
double lineLength = startEndVector.EuclideanNorm();
currentManager->Color( strokeColor.r, strokeColor.g, strokeColor.b, strokeColor.a );
Save();
currentManager->Translate( aStartPoint.x, aStartPoint.y, 0.0 );
currentManager->Rotate( lineAngle, 0.0f, 0.0f, 1.0f );
drawLineQuad( VECTOR2D( 0.0, aWidth / 2.0 ),
VECTOR2D( lineLength, aWidth / 2.0 ) );
drawLineQuad( VECTOR2D( 0.0, -aWidth / 2.0 ),
VECTOR2D( lineLength, -aWidth / 2.0 ) );
// Draw line caps
drawStrokedSemiCircle( VECTOR2D( 0.0, 0.0 ), aWidth / 2, M_PI / 2 );
drawStrokedSemiCircle( VECTOR2D( lineLength, 0.0 ), aWidth / 2, -M_PI / 2 );
Restore();
}
}
static void drawCursorStrings( KIGFX::GAL& aGal, const VECTOR2D& aCursor,
const VECTOR2D& aRulerVec )
{
// draw the cursor labels
std::vector<wxString> cursorStrings;
cursorStrings.push_back( DimensionLabel( "r", aRulerVec.EuclideanNorm(), g_UserUnit ) );
double degs = RAD2DECIDEG( -aRulerVec.Angle() );
cursorStrings.push_back( DimensionLabel( "θ", degs, DEGREES ) );
for( auto& str: cursorStrings )
{
// FIXME: remove spaces that choke OpenGL lp:1668455
str.erase( std::remove( str.begin(), str.end(), ' ' ), str.end() );
}
auto temp = aRulerVec;
DrawTextNextToCursor( aGal, aCursor, -temp, cursorStrings );
}
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 );
}
void POINT_EDITOR::updateItem() const
{
EDA_ITEM* item = m_editPoints->GetParent();
switch( item->Type() )
{
case PCB_LINE_T:
case PCB_MODULE_EDGE_T:
{
DRAWSEGMENT* segment = static_cast<DRAWSEGMENT*>( item );
switch( segment->GetShape() )
{
case S_SEGMENT:
if( isModified( m_editPoints->Point( SEG_START ) ) )
segment->SetStart( wxPoint( m_editPoints->Point( SEG_START ).GetPosition().x,
m_editPoints->Point( SEG_START ).GetPosition().y ) );
else if( isModified( m_editPoints->Point( SEG_END ) ) )
segment->SetEnd( wxPoint( m_editPoints->Point( SEG_END ).GetPosition().x,
m_editPoints->Point( SEG_END ).GetPosition().y ) );
break;
case S_ARC:
{
const VECTOR2I& center = m_editPoints->Point( ARC_CENTER ).GetPosition();
const VECTOR2I& start = m_editPoints->Point( ARC_START ).GetPosition();
const VECTOR2I& end = m_editPoints->Point( ARC_END ).GetPosition();
if( center != segment->GetCenter() )
{
wxPoint moveVector = wxPoint( center.x, center.y ) - segment->GetCenter();
segment->Move( moveVector );
m_editPoints->Point( ARC_START ).SetPosition( segment->GetArcStart() );
m_editPoints->Point( ARC_END ).SetPosition( segment->GetArcEnd() );
}
else
{
segment->SetArcStart( wxPoint( start.x, start.y ) );
VECTOR2D startLine = start - center;
VECTOR2I endLine = end - center;
double newAngle = RAD2DECIDEG( endLine.Angle() - startLine.Angle() );
// Adjust the new angle to (counter)clockwise setting
bool clockwise = ( segment->GetAngle() > 0 );
if( clockwise && newAngle < 0.0 )
newAngle += 3600.0;
else if( !clockwise && newAngle > 0.0 )
newAngle -= 3600.0;
segment->SetAngle( newAngle );
}
break;
}
case S_CIRCLE:
{
const VECTOR2I& center = m_editPoints->Point( CIRC_CENTER ).GetPosition();
const VECTOR2I& end = m_editPoints->Point( CIRC_END ).GetPosition();
if( isModified( m_editPoints->Point( CIRC_CENTER ) ) )
{
wxPoint moveVector = wxPoint( center.x, center.y ) - segment->GetCenter();
segment->Move( moveVector );
}
else
{
segment->SetEnd( wxPoint( end.x, end.y ) );
}
break;
}
default: // suppress warnings
break;
}
// Update relative coordinates for module edges
if( EDGE_MODULE* edge = dyn_cast<EDGE_MODULE*>( item ) )
edge->SetLocalCoord();
break;
}
case PCB_ZONE_AREA_T:
{
ZONE_CONTAINER* zone = static_cast<ZONE_CONTAINER*>( item );
zone->ClearFilledPolysList();
CPolyLine* outline = zone->Outline();
for( int i = 0; i < outline->GetCornersCount(); ++i )
{
VECTOR2I point = m_editPoints->Point( i ).GetPosition();
outline->SetX( i, point.x );
outline->SetY( i, point.y );
}
break;
}
case PCB_DIMENSION_T:
{
DIMENSION* dimension = static_cast<DIMENSION*>( item );
// Check which point is currently modified and updated dimension's points respectively
if( isModified( m_editPoints->Point( DIM_CROSSBARO ) ) )
{
VECTOR2D featureLine( m_editedPoint->GetPosition() - dimension->GetOrigin() );
VECTOR2D crossBar( dimension->GetEnd() - dimension->GetOrigin() );
if( featureLine.Cross( crossBar ) > 0 )
dimension->SetHeight( -featureLine.EuclideanNorm() );
else
dimension->SetHeight( featureLine.EuclideanNorm() );
}
else if( isModified( m_editPoints->Point( DIM_CROSSBARF ) ) )
{
VECTOR2D featureLine( m_editedPoint->GetPosition() - dimension->GetEnd() );
VECTOR2D crossBar( dimension->GetEnd() - dimension->GetOrigin() );
if( featureLine.Cross( crossBar ) > 0 )
dimension->SetHeight( -featureLine.EuclideanNorm() );
else
dimension->SetHeight( featureLine.EuclideanNorm() );
}
else if( isModified( m_editPoints->Point( DIM_FEATUREGO ) ) )
{
dimension->SetOrigin( wxPoint( m_editedPoint->GetPosition().x, m_editedPoint->GetPosition().y ) );
m_editPoints->Point( DIM_CROSSBARO ).SetConstraint( new EC_LINE( m_editPoints->Point( DIM_CROSSBARO ),
m_editPoints->Point( DIM_FEATUREGO ) ) );
m_editPoints->Point( DIM_CROSSBARF ).SetConstraint( new EC_LINE( m_editPoints->Point( DIM_CROSSBARF ),
m_editPoints->Point( DIM_FEATUREDO ) ) );
}
else if( isModified( m_editPoints->Point( DIM_FEATUREDO ) ) )
{
dimension->SetEnd( wxPoint( m_editedPoint->GetPosition().x, m_editedPoint->GetPosition().y ) );
m_editPoints->Point( DIM_CROSSBARO ).SetConstraint( new EC_LINE( m_editPoints->Point( DIM_CROSSBARO ),
m_editPoints->Point( DIM_FEATUREGO ) ) );
m_editPoints->Point( DIM_CROSSBARF ).SetConstraint( new EC_LINE( m_editPoints->Point( DIM_CROSSBARF ),
m_editPoints->Point( DIM_FEATUREDO ) ) );
}
break;
}
default:
break;
}
}
