38 if ( !mAdvancedDigitizingDockWidget->
cadEnabled() )
41 painter->setRenderHint( QPainter::Antialiasing );
42 painter->setCompositionMode( QPainter::CompositionMode_Difference );
51 painter->setPen( mConstructionGuidesPen );
57 painter->drawPolyline( polygon );
64 const double canvasWidth = QLineF( mapPoly[0], mapPoly[1] ).length();
65 const double canvasHeight = QLineF( mapPoly[0], mapPoly[3] ).length();
67 const int nPoints = mAdvancedDigitizingDockWidget->
pointsCount();
71 bool previousPointExist, penulPointExist;
75 const bool snappedToVertex = mAdvancedDigitizingDockWidget->
snappedToVertex();
76 const QList<QgsPointXY> snappedSegment = mAdvancedDigitizingDockWidget->
snappedSegment();
77 const bool hasSnappedSegment = snappedSegment.count() == 2;
79 const bool curPointExist = mapPoly.containsPoint( curPoint.
toQPointF(), Qt::OddEvenFill );
86 const double canvasDiagonalDimension = ( canvasWidth + canvasHeight ) / mupp ;
88 QPointF curPointPix, prevPointPix, penulPointPix, snapSegmentPix1, snapSegmentPix2;
94 if ( previousPointExist )
98 if ( penulPointExist )
102 if ( hasSnappedSegment )
109 if ( curPointExist && snappedToVertex )
111 painter->setPen( mSnapPen );
112 painter->drawEllipse( curPointPix, 10, 10 );
116 if ( hasSnappedSegment && !snappedToVertex )
118 painter->setPen( mSnapPen );
119 painter->drawLine( snapSegmentPix1, snapSegmentPix2 );
123 painter->setPen( mSnapLinePen );
124 painter->drawLine( snapSegmentPix1, curPointPix );
131 painter->setPen( mConstruction2Pen );
132 painter->drawLine( snapSegmentPix1, snapSegmentPix2 );
141 a0 = std::atan2( -( prevPoint.
y() - penulPoint.
y() ), prevPoint.
x() - penulPoint.
x() );
153 a = std::atan2( -( curPoint.
y() - prevPoint.
y() ), curPoint.
x() - prevPoint.
x() );
156 a0 += canvasRotationRad;
157 a += canvasRotationRad;
159 painter->setPen( mConstruction2Pen );
160 painter->drawArc( QRectF( prevPointPix.x() - 20,
161 prevPointPix.y() - 20,
163 static_cast<int>( 16 * -a0 * 180 / M_PI ),
164 static_cast<int>( 16 * ( a0 - a ) * 180 / M_PI ) );
165 painter->drawLine( prevPointPix,
166 prevPointPix + 60 * QPointF( std::cos( a0 ), std::sin( a0 ) ) );
171 painter->setPen( mLockedPen );
172 const double canvasPadding = QLineF( prevPointPix, curPointPix ).length();
173 painter->drawLine( prevPointPix + ( canvasPadding - canvasDiagonalDimension ) * QPointF( std::cos( a ), std::sin( a ) ),
174 prevPointPix + ( canvasPadding + canvasDiagonalDimension ) * QPointF( std::cos( a ), std::sin( a ) ) );
181 painter->setPen( mLockedPen );
183 QPainterPath ellipsePath;
184 ellipsePath.addEllipse( prevPointPix, r, r );
185 const double a = std::atan2( -( curPoint.
y() - prevPoint.
y() ), curPoint.
x() - prevPoint.
x() ) + canvasRotationRad;
186 const QTransform t = QTransform().translate( prevPointPix.x(), prevPointPix.y() ).rotateRadians( a ).translate( -prevPointPix.x(), -prevPointPix.y() );
187 const QPolygonF ellipsePoly = ellipsePath.toFillPolygon( t );
188 painter->drawPolygon( ellipsePoly );
196 painter->setPen( mLockedPen );
214 painter->drawLine(
toCanvasCoordinates(
QgsPointXY( x, mapPoly[0].y() ) ) - canvasDiagonalDimension * QPointF( std::sin( -canvasRotationRad ), std::cos( -canvasRotationRad ) ),
215 toCanvasCoordinates(
QgsPointXY( x, mapPoly[0].y() ) ) + canvasDiagonalDimension * QPointF( std::sin( -canvasRotationRad ), std::cos( -canvasRotationRad ) ) );
224 painter->setPen( mLockedPen );
242 painter->drawLine(
toCanvasCoordinates(
QgsPointXY( mapPoly[0].x(), y ) ) - canvasDiagonalDimension * QPointF( std::cos( -canvasRotationRad ), -std::sin( -canvasRotationRad ) ),
243 toCanvasCoordinates(
QgsPointXY( mapPoly[0].x(), y ) ) + canvasDiagonalDimension * QPointF( std::cos( -canvasRotationRad ), -std::sin( -canvasRotationRad ) ) );
251 if ( curPointExist && previousPointExist )
253 painter->setPen( mConstruction2Pen );
254 painter->drawLine( prevPointPix, curPointPix );
257 if ( previousPointExist && penulPointExist )
259 painter->setPen( mConstruction1Pen );
260 painter->drawLine( penulPointPix, prevPointPix );
266 painter->setPen( mCursorPen );
267 painter->drawLine( curPointPix + QPointF( -5, -5 ),
268 curPointPix + QPointF( +5, +5 ) );
269 painter->drawLine( curPointPix + QPointF( -5, +5 ),
270 curPointPix + QPointF( +5, -5 ) );
278 painter->setPen( mLockedPen );
306 vertex = geom->
vertexAt( previousVertexId );
310 vertex = geom->
vertexAt( nextVertexId );
317 const double angle = std::atan2( snappedPoint.y() - point.y(), snappedPoint.x() - point.x() );
319 const double canvasPadding = QLineF( snappedPoint, curPointPix ).length();
320 painter->drawLine( snappedPoint + ( canvasPadding - canvasDiagonalDimension ) * QPointF( std::cos( angle ), std::sin( angle ) ),
321 snappedPoint + ( canvasPadding + canvasDiagonalDimension ) * QPointF( std::cos( angle ), std::sin( angle ) ) );
328 painter->setPen( mLockedPen );
330 double coordinateExtension = mAdvancedDigitizingDockWidget->
softLockX();
331 if ( coordinateExtension != std::numeric_limits<double>::quiet_NaN() )
333 const QgsPointXY point( coordinateExtension, mapPoly[0].y() );
334 const QPointF rotation( std::sin( -canvasRotationRad ), std::cos( -canvasRotationRad ) );
339 coordinateExtension = mAdvancedDigitizingDockWidget->
softLockY();
340 if ( coordinateExtension != std::numeric_limits<double>::quiet_NaN() )
342 const QgsPointXY point( mapPoly[0].x(), coordinateExtension );
343 const QPointF rotation( std::cos( -canvasRotationRad ), -std::sin( -canvasRotationRad ) );
349 painter->setPen( mCursorPen );
351 const QList< QgsPointLocator::Match > lockedSnapVertices = mAdvancedDigitizingDockWidget->
lockedSnapVertices();
357 painter->drawLine( canvasPoint + QPointF( 5, 5 ),
358 canvasPoint - QPointF( 5, 5 ) );
359 painter->drawLine( canvasPoint + QPointF( -5, 5 ),
360 canvasPoint - QPointF( -5, 5 ) );
363 if ( !lockedSnapVertices.isEmpty() )
365 const QgsPointXY point = lockedSnapVertices.last().point();
368 painter->drawLine( canvasPoint + QPointF( 0, 5 ),
369 canvasPoint - QPointF( 0, 5 ) );
370 painter->drawLine( canvasPoint + QPointF( 5, 0 ),
371 canvasPoint - QPointF( 5, 0 ) );