Differential D2250 Diff 5401 src/lib/marble/ClipPainter.cpp

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src/lib/marble/ClipPainter.cpp

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22 22​
23class ClipPainterPrivate 23​class ClipPainterPrivate
24{ 24​{
25 public: 25​public:
26 explicit ClipPainterPrivate( ClipPainter * parent ); 26​ explicit ClipPainterPrivate( ClipPainter * parent );
27 27​
28 ClipPainter * q; 28​ ClipPainter * q;
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43 // int m_debugNodeCount; 43​ // int m_debugNodeCount;
44 44​
45 QPointF m_currentPoint; 45​ QPointF m_currentPoint;
46 QPointF m_previousPoint; 46​ QPointF m_previousPoint;
47​
48​ //
49​ QPointF m_currentCrossing;
50​ QPointF m_previousCrossing;
51​
52​ int m_currentCrossingSector;
53​ int m_previousCrossingSector;
54​
55​ qreal m_currentCrossingAngle;
56​ qreal m_previousCrossingAngle;
47 57​
48 inline int sector( const QPointF & point ) const; 58​ inline int sector( const QPointF & point ) const;
59​ inline int borderSector( const QPointF & point ) const;
60​ inline bool isClockwise(const QPointF& pointA, const QPointF& pointB) const;
61​ inline qreal calculateAngle(const QPointF& point) const ;
49 62​
50 inline QPointF clipTop( qreal m, const QPointF & point ) const; 63​ inline QPointF clipTop( qreal m, const QPointF & point ) const;
51 inline QPointF clipLeft( qreal m, const QPointF & point ) const; 64​ inline QPointF clipLeft( qreal m, const QPointF & point ) const;
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54 67​
55 inline void initClipRect(); 68​ inline void initClipRect();
56 69​
57 inline void clipPolyObject ( const QPolygonF & sourcePolygon, 70​ inline void clipPolyObject ( const QPolygonF & sourcePolygon,
58 QVector<QPolygonF> & clippedPolyObjects, 71​ QVector<QPolygonF> & clippedPolyObjects,
59 bool isClosed ); 72​ bool isClosed );
60 73​
74​ inline void clipPolygon( QPolygonF & clippedPolyObject,
75​ QVector<QPolygonF> & clippedPolyObjects,
76​ bool isClosed );
77​
61 inline void clipMultiple( QPolygonF & clippedPolyObject, 78​ inline void clipMultiple( QPolygonF & clippedPolyObject,
62 QVector<QPolygonF> & clippedPolyObjects, 79​ QVector<QPolygonF> & clippedPolyObjects,
63 bool isClosed ); 80​ bool isClosed );
64 inline void clipOnce( QPolygonF & clippedPolyObject, 81​ inline void clipOnce( QPolygonF & clippedPolyObject,
65 QVector<QPolygonF> & clippedPolyObjects, 82​ QVector<QPolygonF> & clippedPolyObjects,
66 bool isClosed ); 83​ bool isClosed );
67 inline void clipOnceCorner( QPolygonF & clippedPolyObject, 84​ inline void clipOnceCorner( QPolygonF & clippedPolyObject,
68 QVector<QPolygonF> & clippedPolyObjects, 85​ QVector<QPolygonF> & clippedPolyObjects,
69 const QPointF& corner, 86​ const QPointF& corner,
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74 const QPointF& point, 91​ const QPointF& point,
75 bool isClosed ) const; 92​ bool isClosed ) const;
76 93​
94​ inline void closePolygon( QPolygonF & clippedPolyObject,
95​ QVector<QPolygonF> & clippedPolyObjects,
96​ bool isClosed );
77 97​
78 void labelPosition( const QPolygonF & polygon, QVector<QPointF>& labelNodes, 98​
79 LabelPositionFlags labelPositionFlags); 99​ void labelPosition( const QPolygonF & polygon, QVector<QPointF>& labelNodes,
100​ LabelPositionFlags labelPositionFlags);
80 101​
81 bool pointAllowsLabel( const QPointF& point ); 102​ bool pointAllowsLabel( const QPointF& point );
82 QPointF interpolateLabelPoint( const QPointF& previousPoint, 103​ QPointF interpolateLabelPoint( const QPointF& previousPoint,
83 const QPointF& currentPoint, 104​ const QPointF& currentPoint,
84 LabelPositionFlags labelPositionFlags ); 105​ LabelPositionFlags labelPositionFlags );
85 106​
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135void ClipPainter::drawPolygon ( const QPolygonF & polygon, 156​void ClipPainter::drawPolygon ( const QPolygonF & polygon,
136 Qt::FillRule fillRule ) 157​ Qt::FillRule fillRule )
137{ 158​{
138 if ( d->m_doClip ) { 159​ if ( d->m_doClip ) {
139 d->initClipRect(); 160​ d->initClipRect();
140 QVector<QPolygonF> clippedPolyObjects; 161​ QVector<QPolygonF> clippedPolyObjects;
141 162​
142 d->clipPolyObject( polygon, clippedPolyObjects, true ); 163​ d->clipPolyObject( polygon, clippedPolyObjects, true );
143 164​
144 foreach( const QPolygonF & clippedPolyObject, clippedPolyObjects ) { 165​ foreach( const QPolygonF & clippedPolyObject, clippedPolyObjects ) {
145 if ( clippedPolyObject.size() > 2 ) { 166​ if ( clippedPolyObject.size() > 2 ) {
146 // mDebug() << "Size: " << clippedPolyObject.size(); 167​ // mDebug() << "Size: " << clippedPolyObject.size();
147 if (d->m_debugPolygonsLevel) { 168​ if (d->m_debugPolygonsLevel) {
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193 214​
194 d->clipPolyObject( polygon, clippedPolyObjects, false ); 215​ d->clipPolyObject( polygon, clippedPolyObjects, false );
195 216​
196 foreach( const QPolygonF & clippedPolyObject, clippedPolyObjects ) { 217​ foreach( const QPolygonF & clippedPolyObject, clippedPolyObjects ) {
197 if ( clippedPolyObject.size() > 1 ) { 218​ if ( clippedPolyObject.size() > 1 ) {
198 if (d->m_debugPolygonsLevel) { 219​ if (d->m_debugPolygonsLevel) {
199 QPen pen = QPainter::pen(); 220​ QPen pen = QPainter::pen();
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245 266​
246 d->clipPolyObject( polygon, clippedPolyObjects, false ); 267​ d->clipPolyObject( polygon, clippedPolyObjects, false );
247 268​
248 foreach( const QPolygonF & clippedPolyObject, clippedPolyObjects ) { 269​ foreach( const QPolygonF & clippedPolyObject, clippedPolyObjects ) {
249 if (d->m_debugPolygonsLevel) { 270​ if (d->m_debugPolygonsLevel) {
250 QPen pen = QPainter::pen(); 271​ QPen pen = QPainter::pen();
251 QPen originalPen = pen; 272​ QPen originalPen = pen;
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316 if ( currentAllowsLabel ) { 337​ if ( currentAllowsLabel ) {
317 // As polygon.size() > 0 it's ensured that it-1 exists. 338​ // As polygon.size() > 0 it's ensured that it-1 exists.
318 QPointF node = interpolateLabelPoint( polygon.at( it -1 ), polygon.at( it ), 339​ QPointF node = interpolateLabelPoint( polygon.at( it -1 ), polygon.at( it ),
319 labelPositionFlags ); 340​ labelPositionFlags );
320 if ( node != QPointF( -1.0, -1.0 ) ) { 341​ if ( node != QPointF( -1.0, -1.0 ) ) {
321 labelNodes << node; 342​ labelNodes << node;
322 } 343​ }
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336 357​
337 if ( currentAllowsLabel ) { 358​ if ( currentAllowsLabel ) {
338 QPointF node = interpolateLabelPoint( polygon.at( it + 1 ), polygon.at( it ), 359​ QPointF node = interpolateLabelPoint( polygon.at( it + 1 ), polygon.at( it ),
339 labelPositionFlags ); 360​ labelPositionFlags );
340 if ( node != QPointF( -1.0, -1.0 ) ) { 361​ if ( node != QPointF( -1.0, -1.0 ) ) {
341 labelNodes << node; 362​ labelNodes << node;
342 } 363​ }
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349bool ClipPainterPrivate::pointAllowsLabel( const QPointF& point ) 370​bool ClipPainterPrivate::pointAllowsLabel( const QPointF& point )
350{ 371​{
351 372​
352 if ( point.x() > m_labelAreaMargin && point.x() < q->viewport().width() - m_labelAreaMargin 373​ if ( point.x() > m_labelAreaMargin && point.x() < q->viewport().width() - m_labelAreaMargin
353 && point.y() > m_labelAreaMargin && point.y() < q->viewport().height() - m_labelAreaMargin ) { 374​ && point.y() > m_labelAreaMargin && point.y() < q->viewport().height() - m_labelAreaMargin ) {
354 return true; 375​ return true;
355 } 376​ }
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365 if ( labelPositionFlags.testFlag( IgnoreXMargin ) ) { 386​ if ( labelPositionFlags.testFlag( IgnoreXMargin ) ) {
366 return QPointF( -1.0, -1.0 ); 387​ return QPointF( -1.0, -1.0 );
367 } 388​ }
368 return QPointF( m_labelAreaMargin, 389​ return QPointF( m_labelAreaMargin,
369 previousPoint.y() + ( m_labelAreaMargin - previousPoint.x() ) * m ); 390​ previousPoint.y() + ( m_labelAreaMargin - previousPoint.x() ) * m );
370 } 391​ }
371 else if ( previousPoint.x() >= q->viewport().width() - m_labelAreaMargin ) { 392​ else if ( previousPoint.x() >= q->viewport().width() - m_labelAreaMargin ) {
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373 return QPointF( -1.0, -1.0 ); 394​ return QPointF( -1.0, -1.0 );
374 } 395​ }
375 return QPointF( q->viewport().width() - m_labelAreaMargin, 396​ return QPointF( q->viewport().width() - m_labelAreaMargin,
376 previousPoint.y() - 397​ previousPoint.y() -
377 ( previousPoint.x() - q->viewport().width() + m_labelAreaMargin ) * m ); 398​ ( previousPoint.x() - q->viewport().width() + m_labelAreaMargin ) * m );
378 } 399​ }
379 400​
380 if ( previousPoint.y() <= m_labelAreaMargin ) { 401​ if ( previousPoint.y() <= m_labelAreaMargin ) {
381 if ( labelPositionFlags.testFlag( IgnoreYMargin ) ) { 402​ if ( labelPositionFlags.testFlag( IgnoreYMargin ) ) {
382 return QPointF( -1.0, -1.0 ); 403​ return QPointF( -1.0, -1.0 );
383 } 404​ }
384 return QPointF( previousPoint.x() + ( m_labelAreaMargin - previousPoint.y() ) / m, 405​ return QPointF( previousPoint.x() + ( m_labelAreaMargin - previousPoint.y() ) / m,
385 m_labelAreaMargin ); 406​ m_labelAreaMargin );
386 } 407​ }
387 else if ( previousPoint.y() >= q->viewport().height() - m_labelAreaMargin ) { 408​ else if ( previousPoint.y() >= q->viewport().height() - m_labelAreaMargin ) {
388 if ( labelPositionFlags.testFlag( IgnoreYMargin ) ) { 409​ if ( labelPositionFlags.testFlag( IgnoreYMargin ) ) {
389 return QPointF( -1.0, -1.0 ); 410​ return QPointF( -1.0, -1.0 );
390 } 411​ }
391 return QPointF( previousPoint.x() - 412​ return QPointF( previousPoint.x() -
392 ( previousPoint.y() - q->viewport().height() + m_labelAreaMargin ) / m, 413​ ( previousPoint.y() - q->viewport().height() + m_labelAreaMargin ) / m,
393 q->viewport().height() - m_labelAreaMargin ); 414​ q->viewport().height() - m_labelAreaMargin );
394 } 415​ }
395 416​
396// mDebug() << Q_FUNC_INFO << "Previous and current node position are allowed!"; 417​ // mDebug() << Q_FUNC_INFO << "Previous and current node position are allowed!";
397 418​
398 return QPointF( -1.0, -1.0 ); 419​ return QPointF( -1.0, -1.0 );
399} 420​}
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407 m_currentSector(4), 428​ m_currentSector(4),
408 m_previousSector(4), 429​ m_previousSector(4),
409 m_currentPoint(QPointF()), 430​ m_currentPoint(QPointF()),
410 m_previousPoint(QPointF()), 431​ m_previousPoint(QPointF()),
411 m_labelAreaMargin(10.0), 432​ m_labelAreaMargin(10.0),
412 m_debugPolygonsLevel(0) 433​ m_debugPolygonsLevel(0)
413{ 434​{
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416 437​
417void ClipPainterPrivate::initClipRect () 438​void ClipPainterPrivate::initClipRect ()
418{ 439​{
419 qreal penHalfWidth = q->pen().widthF() / 2.0 + 1.0; 440​ // qreal penHalfWidth = q->pen().widthF() / 2.0 + 1.0;
420 441​
421 m_left = -penHalfWidth; 442​ m_left = 20;
422 m_right = (qreal)(q->device()->width()) + penHalfWidth; 443​ m_right = (qreal)(q->device()->width()) - 20;
423 m_top = -penHalfWidth; 444​ m_top = 20;
424 m_bottom = (qreal)(q->device()->height()) + penHalfWidth; 445​ m_bottom = (qreal)(q->device()->height()) - 20;
425} 446​}
426 447​
427qreal ClipPainterPrivate::_m( const QPointF & start, const QPointF & end ) 448​qreal ClipPainterPrivate::_m( const QPointF & start, const QPointF & end )
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429 qreal divisor = end.x() - start.x(); 450​ qreal divisor = end.x() - start.x();
430 if ( std::fabs( divisor ) < 0.000001 ) { 451​ if ( std::fabs( divisor ) < 0.000001 ) {
431 // this is in screencoordinates so the difference 452​ // this is in screencoordinates so the difference
432 // between 0, 0.000001 and -0.000001 isn't visible at all 453​ // between 0, 0.000001 and -0.000001 isn't visible at all
433 divisor = 0.000001; 454​ divisor = 0.000001;
434 } 455​ }
435 456​
436 return ( end.y() - start.y() ) 457​ return ( end.y() - start.y() )
437 / divisor; 458​ / divisor;
438} 459​}
439 460​
440 461​
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487 // By adding xSector and ySector we get a 508​ // By adding xSector and ySector we get a
488 // sector number of the values shown in the ASCII-art graph above. 509​ // sector number of the values shown in the ASCII-art graph above.
489 return ySector + xSector; 510​ return ySector + xSector;
511​}
512​
513​// Determines that the point on which border or corner is exactly on, 4 otherwise.
514​int ClipPainterPrivate::borderSector( const QPointF & point ) const
515​{
516​ int xSector = 1;
517​ if ( point.x() == m_left )
518​ xSector = 0;
519​ else if ( point.x() == m_right )
520​ xSector = 2;
521​
522​ int ySector = 3;
523​ if ( point.y() == m_top )
524​ ySector = 0;
525​ else if ( point.y() == m_bottom )
526​ ySector = 6;
527​
528​ return ySector + xSector;
529​}
530​
531​qreal ClipPainterPrivate::calculateAngle(const QPointF& point) const
532​{
533​ QPointF middlePoint((m_left + m_right)/2.0, -(m_top + m_bottom)/2.0);
490 534​
535​ qreal angle = atan2(-point.y() - middlePoint.y(), point.x() - middlePoint.x()) * RAD2DEG;
536​
537​ if(angle < 0) angle += 360.0;
538​
539​ return angle;
540​}
541​
542​bool ClipPainterPrivate::isClockwise(const QPointF& pointA, const QPointF& pointB) const
543​{
544​ QPointF middlePoint((m_left + m_right)/2.0, -(m_top + m_bottom)/2.0);
545​
546​ QPointF vecA(QPointF(pointA.x(), -pointA.y()) - middlePoint);
547​ QPointF vecB(QPointF(pointB.x(), -pointB.y()) - middlePoint);
548​
549​ qreal angle = atan2(vecA.x()*vecB.y() - vecB.x()*vecA.y(), vecA.x()*vecB.x() + vecA.y()*vecB.y()) * RAD2DEG;
550​ mDebug() << "isClockwise angle:" << angle;
551​ return angle < 0;
491} 552​}
492 553​
493void ClipPainterPrivate::clipPolyObject ( const QPolygonF & polygon, 554​void ClipPainterPrivate::clipPolyObject ( const QPolygonF & polygon,
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496{ 557​{
497 // mDebug() << "ClipPainter enabled." ; 558​ // mDebug() << "ClipPainter enabled." ;
498 559​
499 // Only create a new polyObject as soon as we know for sure that 560​ // Only create a new polyObject as soon as we know for sure that
500 // the current point is on the screen. 561​ // the current point is on the screen.
501 QPolygonF clippedPolyObject = QPolygonF(); 562​ QPolygonF clippedPolyObject = QPolygonF();
502 563​
503 const QVector<QPointF>::const_iterator itStartPoint = polygon.constBegin(); 564​ const QVector<QPointF>::const_iterator itStartPoint = polygon.constBegin();
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510 571​
511 bool processingLastNode = false; 572​ bool processingLastNode = false;
512 573​
574​ m_previousCrossing = QPointF(0,0);
575​ m_previousCrossingSector = -1;
576​ m_currentCrossingSector = -1;
577​ m_previousCrossingAngle = 0;
578​ m_currentCrossingAngle = 0;
579​
580​ mDebug() << "\n";
581​ mDebug() << "New polygon";
513 while ( itPoint != itEndPoint ) { 582​ while ( itPoint != itEndPoint ) {
514 m_currentPoint = (*itPoint); 583​ m_currentPoint = (*itPoint);
515 // mDebug() << "m_currentPoint.x()" << m_currentPoint.x() << "m_currentPOint.y()" << m_currentPoint.y(); 584​ // mDebug() << "m_currentPoint.x()" << m_currentPoint.x() << "m_currentPOint.y()" << m_currentPoint.y();
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537 // screen but not both. Hence we only need to clip once and require 606​ // screen but not both. Hence we only need to clip once and require
538 // only one interpolation for both cases. 607​ // only one interpolation for both cases.
539 608​
540 clipOnce( clippedPolyObject, clippedPolyObjects, isClosed ); 609​ if(!isClosed) {
541 } 610​ clipOnce( clippedPolyObject, clippedPolyObjects, isClosed );
542 else { 611​ } else {
612​ clipPolygon( clippedPolyObject, clippedPolyObjects, isClosed );
613​ }
614​
615​ } else if (!isClosed) {
543 // This case mostly deals with lines that reach from one 616​ // This case mostly deals with lines that reach from one
544 // sector that is located off screen to another one that 617​ // sector that is located off screen to another one that
545 // is located off screen. In this situation the line 618​ // is located off screen. In this situation the line
546 // can get clipped once, twice, or not at all. 619​ // can get clipped once, twice, or not at all.
547 clipMultiple( clippedPolyObject, clippedPolyObjects, isClosed ); 620​ clipMultiple( clippedPolyObject, clippedPolyObjects, isClosed );
548 } 621​ }
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569 } 642​ }
570 ++itPoint; 643​ ++itPoint;
571 644​
572 if ( itPoint == itEndPoint && isClosed ) { 645​ if ( itPoint == itEndPoint && isClosed ) {
646​
647​ closePolygon(clippedPolyObject, clippedPolyObjects, isClosed);
648​
573 itPoint = itStartPoint; 649​ itPoint = itStartPoint;
574 processingLastNode = true; 650​ processingLastNode = true;
575 } 651​ }
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581 } 657​ }
582} 658​}
583 659​
660​void ClipPainterPrivate::clipPolygon( QPolygonF & clippedPolyObject,
661​ QVector<QPolygonF> & clippedPolyObjects,
662​ bool isClosed )
663​{
664​ clipOnce(clippedPolyObject, clippedPolyObjects, isClosed);
665​
666​ if (isClosed && clippedPolyObject.size() > 1) {
667​ if (m_currentSector != 4 && m_previousSector == 4) {
668​ // Disappearing
669​
670​ if(m_currentCrossingSector != -1) {
671​ m_previousCrossing = m_currentCrossing;
672​ m_currentCrossing = clippedPolyObject.last();
673​
674​ m_previousCrossingSector = m_currentCrossingSector;
675​ m_currentCrossingSector = borderSector(m_currentCrossing);
676​
677​ m_previousCrossingAngle = m_currentCrossingAngle;
678​ m_currentCrossingAngle = calculateAngle(m_currentCrossing);
679​
680​ switch (m_currentCrossingSector) {
681​ case 1:
682​ switch(m_previousCrossingSector) {
683​ case 1:
684​ break;
685​ case 5:
686​ if(borderSector(clippedPolyObject.at(clippedPolyObject.size() - 2)) != 4) {
687​ clippedPolyObject << QPointF(m_right, m_top);
688​ }
689​ break;
690​ case 7:
691​ break;
692​ case 3:
693​ break;
694​ default:
695​ break;
696​ }
697​ break;
698​ case 5:
699​ switch(m_previousCrossingSector) {
700​ case 1:
701​ break;
702​ case 5:
703​ break;
704​ case 7:
705​ break;
706​ case 3:
707​ break;
708​ default:
709​ break;
710​ }
711​
712​ break;
713​ case 7:
714​ switch(m_previousCrossingSector) {
715​ case 1:
716​ break;
717​ case 5:
718​ if(borderSector(clippedPolyObject.at(clippedPolyObject.size() - 2)) != 4) {
719​ clippedPolyObject << QPointF(m_right, m_bottom);
720​ }
721​ break;
722​ case 7:
723​ break;
724​ case 3:
725​ break;
726​ default:
727​ break;
728​ }
729​
730​ break;
731​ case 3:
732​ switch(m_previousCrossingSector) {
733​ case 1:
734​ if(borderSector(clippedPolyObject.at(clippedPolyObject.size() - 2)) != 4) {
735​ clippedPolyObject << QPointF(m_left, m_top);
736​ }
737​ break;
738​ case 5:
739​ break;
740​ case 7:
741​ break;
742​ case 3:
743​ break;
744​ default:
745​ break;
746​ }
747​
748​ break;
749​ default:
750​ break;
751​ }
752​ } else {
753​ m_currentCrossing = clippedPolyObject.last();
754​ m_currentCrossingSector = borderSector(m_currentCrossing);
755​ m_currentCrossingAngle = calculateAngle(m_currentCrossing);
756​ }
757​
758​ mDebug() << "Disappearing";
759​ mDebug() << "m_currentCrossingSector:" << m_currentCrossingSector;
760​ mDebug() << "m_previousCrossingSector:" << m_previousCrossingSector;
761​ mDebug() << "m_currentCrossingAngle:" << m_currentCrossingAngle;
762​ mDebug() << "m_previousCrossingAngle:" << m_previousCrossingAngle;
763​ mDebug() << "Angle delta:" << m_currentCrossingAngle - m_previousCrossingAngle;
764​ } else if (m_currentSector == 4 && m_previousSector != 4) {
765​ // Appearing
766​
767​ if(m_currentCrossingSector != -1) {
768​ m_previousCrossing = m_currentCrossing;
769​ m_currentCrossing = clippedPolyObject.last();
770​
771​ m_previousCrossingSector = m_currentCrossingSector;
772​ m_currentCrossingSector = borderSector(m_currentCrossing);
773​
774​ m_previousCrossingAngle = m_currentCrossingAngle;
775​ m_currentCrossingAngle = calculateAngle(m_currentCrossing);
776​
777​ switch (m_currentCrossingSector) {
778​ case 1:
779​ switch(m_previousCrossingSector) {
780​ case 1:
781​ if(!isClockwise(m_previousCrossing, m_currentCrossing)) {
782​ clippedPolyObject.removeLast();
783​ closePolygon(clippedPolyObject, clippedPolyObjects, isClosed);
784​ clippedPolyObjects << clippedPolyObject;
785​ clippedPolyObject = QPolygonF();
786​ clippedPolyObject << m_currentCrossing;
787​ }
788​ break;
789​ case 5:
790​ break;
791​ case 7:
792​ break;
793​ case 3:
794​ clippedPolyObject.removeLast();
795​ clippedPolyObject << QPointF(m_left, m_top);
796​ clippedPolyObject << m_currentCrossing;
797​ break;
798​ default:
799​ break;
800​ }
801​ break;
802​ case 5:
803​ switch(m_previousCrossingSector) {
804​ case 1:
805​ break;
806​ case 5:
807​ if(!isClockwise(m_previousCrossing, m_currentCrossing)) {
808​ clippedPolyObject.removeLast();
809​ closePolygon(clippedPolyObject, clippedPolyObjects, isClosed);
810​ clippedPolyObjects << clippedPolyObject;
811​ clippedPolyObject = QPolygonF();
812​ clippedPolyObject << m_currentCrossing;
813​ }
814​ break;
815​ case 7:
816​ break;
817​ case 3:
818​ break;
819​ default:
820​ break;
821​ }
822​
823​ break;
824​ case 7:
825​ switch(m_previousCrossingSector) {
826​ case 1:
827​ break;
828​ case 5:
829​ clippedPolyObject.removeLast();
830​ clippedPolyObject << QPointF(m_right, m_bottom);
831​ clippedPolyObject << m_currentCrossing;
832​ break;
833​ case 7:
834​ if(!isClockwise(m_previousCrossing, m_currentCrossing)) {
835​ clippedPolyObject.removeLast();
836​ closePolygon(clippedPolyObject, clippedPolyObjects, isClosed);
837​ clippedPolyObjects << clippedPolyObject;
838​ clippedPolyObject = QPolygonF();
839​ clippedPolyObject << m_currentCrossing;
840​ }
841​ break;
842​ case 3:
843​ break;
844​ default:
845​ break;
846​ }
847​
848​ break;
849​ case 3:
850​ switch(m_previousCrossingSector) {
851​ case 1:
852​ break;
853​ case 5:
854​ break;
855​ case 7:
856​ clippedPolyObject.removeLast();
857​ clippedPolyObject << QPointF(m_left, m_bottom);
858​ clippedPolyObject << m_currentCrossing;
859​ break;
860​ case 3:
861​ if(!isClockwise(m_previousCrossing, m_currentCrossing)) {
862​ clippedPolyObject.removeLast();
863​ closePolygon(clippedPolyObject, clippedPolyObjects, isClosed);
864​ clippedPolyObjects << clippedPolyObject;
865​ clippedPolyObject = QPolygonF();
866​ clippedPolyObject << m_currentCrossing;
867​ }
868​ break;
869​ default:
870​ break;
871​ }
872​
873​ break;
874​ default:
875​ break;
876​ }
877​
878​ } else {
879​ m_currentCrossing = clippedPolyObject.last();
880​ m_currentCrossingSector = borderSector(m_currentCrossing);
881​ m_currentCrossingAngle = calculateAngle(m_currentCrossing);
882​ }
883​
884​ mDebug() << "Appearing";
885​ mDebug() << "m_currentCrossingSector:" << m_currentCrossingSector;
886​ mDebug() << "m_previousCrossingSector:" << m_previousCrossingSector;
887​ mDebug() << "m_currentCrossingAngle:" << m_currentCrossingAngle;
888​ mDebug() << "m_previousCrossingAngle:" << m_previousCrossingAngle;
889​ mDebug() << "Angle delta:" << m_currentCrossingAngle - m_previousCrossingAngle;
890​ }
891​ }
892​}
893​
894​void ClipPainterPrivate::closePolygon( QPolygonF & clippedPolyObject,
895​ QVector<QPolygonF> & clippedPolyObjects,
896​ bool isClosed )
897​{
898​ Q_UNUSED(isClosed)
899​ Q_UNUSED(clippedPolyObjects)
900​
901​ if(!clippedPolyObject.isEmpty()) {
902​
903​ int firstPointSector = borderSector(clippedPolyObject.first());
904​
905​ switch (m_currentCrossingSector) {
906​ case 1:
907​ switch(firstPointSector) {
908​ case 1:
909​ break;
910​ case 5:
911​ clippedPolyObject << QPointF(m_right, m_top);
912​ break;
913​ case 7:
914​ break;
915​ case 3:
916​ break;
917​ case -1:
918​ break;
919​ default:
920​ break;
921​ }
922​ break;
923​ case 5:
924​ switch(firstPointSector) {
925​ case 1:
926​ break;
927​ case 5:
928​ break;
929​ case 7:
930​ clippedPolyObject << QPointF(m_right, m_bottom);
931​ break;
932​ case 3:
933​ break;
934​ case -1:
935​ break;
936​ default:
937​ break;
938​ }
939​
940​ break;
941​ case 7:
942​ switch(firstPointSector) {
943​ case 1:
944​ break;
945​ case 5:
946​ break;
947​ case 7:
948​ break;
949​ case 3:
950​ clippedPolyObject << QPointF(m_left, m_bottom);
951​ break;
952​ case -1:
953​ break;
954​ default:
955​ break;
956​ }
957​
958​ break;
959​ case 3:
960​ switch(firstPointSector) {
961​ case 1:
962​ clippedPolyObject << QPointF(m_left, m_top);
963​ break;
964​ case 5:
965​ clippedPolyObject << QPointF(m_left, m_top);
966​ clippedPolyObject << QPointF(m_right, m_top);
967​ break;
968​ case 7:
969​ clippedPolyObject << QPointF(m_left, m_top);
970​ clippedPolyObject << QPointF(m_right, m_top);
971​ clippedPolyObject << QPointF(m_right, m_bottom);
972​ break;
973​ case 3:
974​ break;
975​ default:
976​ break;
977​ }
978​
979​ break;
980​ default:
981​ break;
982​ }
983​ }
984​}
985​
986​
584 987​
585void ClipPainterPrivate::clipMultiple( QPolygonF & clippedPolyObject, 988​void ClipPainterPrivate::clipMultiple( QPolygonF & clippedPolyObject,
586 QVector<QPolygonF> & clippedPolyObjects, 989​ QVector<QPolygonF> & clippedPolyObjects,
Context not available.
589 Q_UNUSED( clippedPolyObjects ) 992​ Q_UNUSED( clippedPolyObjects )
590 Q_UNUSED( isClosed ) 993​ Q_UNUSED( isClosed )
591 994​
592 // Take care of adding nodes in the image corners if the iterator 995​ // Take care of adding nodes in the image corners if the iterator
593 // traverses off screen sections. 996​ // traverses off screen sections.
594 997​
595 qreal m = _m( m_previousPoint, m_currentPoint ); 998​ qreal m = _m( m_previousPoint, m_currentPoint );
Context not available.
608 } 1011​ }
609 if ( pointTop.x() >= m_left && pointTop.x() < m_right ) 1012​ if ( pointTop.x() >= m_left && pointTop.x() < m_right )
610 clippedPolyObject << pointTop; 1013​ clippedPolyObject << pointTop;
611 if ( pointLeft.y() > m_top ) 1014​ if ( pointLeft.y() > m_top )
612 clippedPolyObject << pointLeft; 1015​ clippedPolyObject << pointLeft;
613 } 1016​ }
614 else if ( m_previousSector == 7 ) { 1017​ else if ( m_previousSector == 7 ) {
Context not available.
621 } else { 1024​ } else {
622 clippedPolyObject << QPointF( m_left, m_bottom ); 1025​ clippedPolyObject << QPointF( m_left, m_bottom );
623 } 1026​ }
624 if ( pointLeft.y() >= m_top && pointLeft.y() < m_bottom ) 1027​ if ( pointLeft.y() >= m_top && pointLeft.y() < m_bottom )
625 clippedPolyObject << pointLeft; 1028​ clippedPolyObject << pointLeft;
626 if ( pointTop.x() > m_left ) 1029​ if ( pointTop.x() > m_left )
627 clippedPolyObject << pointTop; 1030​ clippedPolyObject << pointTop;
Context not available.
634 1037​
635 if ( pointBottom.x() > m_left && pointBottom.x() < m_right ) 1038​ if ( pointBottom.x() > m_left && pointBottom.x() < m_right )
636 clippedPolyObject << pointBottom; 1039​ clippedPolyObject << pointBottom;
637 if ( pointRight.y() > m_top && pointRight.y() < m_bottom ) 1040​ if ( pointRight.y() > m_top && pointRight.y() < m_bottom )
638 clippedPolyObject << pointRight; 1041​ clippedPolyObject << pointRight;
639 if ( pointTop.x() > m_left && pointTop.x() < m_right ) 1042​ if ( pointTop.x() > m_left && pointTop.x() < m_right )
640 clippedPolyObject << pointTop; 1043​ clippedPolyObject << pointTop;
641 if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom ) 1044​ if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom )
642 clippedPolyObject << pointLeft; 1045​ clippedPolyObject << pointLeft;
643 1046​
644 if ( pointBottom.x() <= m_left && pointLeft.y() >= m_bottom ) 1047​ if ( pointBottom.x() <= m_left && pointLeft.y() >= m_bottom )
645 clippedPolyObject << QPointF( m_left, m_bottom ); 1048​ clippedPolyObject << QPointF( m_left, m_bottom );
646 if ( pointTop.x() >= m_right && pointRight.y() <= m_top ) 1049​ if ( pointTop.x() >= m_right && pointRight.y() <= m_top )
Context not available.
682 1085​
683 if ( pointBottom.x() > m_left ) 1086​ if ( pointBottom.x() > m_left )
684 clippedPolyObject << pointBottom; 1087​ clippedPolyObject << pointBottom;
685 if ( pointLeft.y() > m_top && pointLeft.y() <= m_bottom ) 1088​ if ( pointLeft.y() > m_top && pointLeft.y() <= m_bottom )
686 clippedPolyObject << pointLeft; 1089​ clippedPolyObject << pointLeft;
687 if ( pointTop.x() > m_left ) { 1090​ if ( pointTop.x() > m_left ) {
688 clippedPolyObject << pointTop; 1091​ clippedPolyObject << pointTop;
Context not available.
701 1104​
702 if ( pointBottom.x() < m_right ) 1105​ if ( pointBottom.x() < m_right )
703 clippedPolyObject << pointBottom; 1106​ clippedPolyObject << pointBottom;
704 if ( pointRight.y() > m_top && pointRight.y() <= m_bottom ) 1107​ if ( pointRight.y() > m_top && pointRight.y() <= m_bottom )
705 clippedPolyObject << pointRight; 1108​ clippedPolyObject << pointRight;
706 if ( pointTop.x() < m_right ) { 1109​ if ( pointTop.x() < m_right ) {
707 clippedPolyObject << pointTop; 1110​ clippedPolyObject << pointTop;
Context not available.
724 } 1127​ }
725 if ( pointTop.x() > m_left && pointTop.x() <= m_right ) 1128​ if ( pointTop.x() > m_left && pointTop.x() <= m_right )
726 clippedPolyObject << pointTop; 1129​ clippedPolyObject << pointTop;
727 if ( pointRight.y() > m_top ) 1130​ if ( pointRight.y() > m_top )
728 clippedPolyObject << pointRight; 1131​ clippedPolyObject << pointRight;
729 } 1132​ }
730 else if ( m_previousSector == 7 ) { 1133​ else if ( m_previousSector == 7 ) {
Context not available.
737 } else { 1140​ } else {
738 clippedPolyObject << QPointF( m_right, m_bottom ); 1141​ clippedPolyObject << QPointF( m_right, m_bottom );
739 } 1142​ }
740 if ( pointRight.y() >= m_top && pointRight.y() < m_bottom ) 1143​ if ( pointRight.y() >= m_top && pointRight.y() < m_bottom )
741 clippedPolyObject << pointRight; 1144​ clippedPolyObject << pointRight;
742 if ( pointTop.x() < m_right ) 1145​ if ( pointTop.x() < m_right )
743 clippedPolyObject << pointTop; 1146​ clippedPolyObject << pointTop;
Context not available.
750 1153​
751 if ( pointBottom.x() > m_left && pointBottom.x() < m_right ) 1154​ if ( pointBottom.x() > m_left && pointBottom.x() < m_right )
752 clippedPolyObject << pointBottom; 1155​ clippedPolyObject << pointBottom;
753 if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom ) 1156​ if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom )
754 clippedPolyObject << pointLeft; 1157​ clippedPolyObject << pointLeft;
755 if ( pointTop.x() > m_left && pointTop.x() < m_right ) 1158​ if ( pointTop.x() > m_left && pointTop.x() < m_right )
756 clippedPolyObject << pointTop; 1159​ clippedPolyObject << pointTop;
757 if ( pointRight.y() > m_top && pointRight.y() < m_bottom ) 1160​ if ( pointRight.y() > m_top && pointRight.y() < m_bottom )
758 clippedPolyObject << pointRight; 1161​ clippedPolyObject << pointRight;
759 1162​
760 if ( pointBottom.x() >= m_right && pointRight.y() >= m_bottom ) 1163​ if ( pointBottom.x() >= m_right && pointRight.y() >= m_bottom )
761 clippedPolyObject << QPointF( m_right, m_bottom ); 1164​ clippedPolyObject << QPointF( m_right, m_bottom );
762 if ( pointTop.x() <= m_left && pointLeft.y() <= m_top ) 1165​ if ( pointTop.x() <= m_left && pointLeft.y() <= m_top )
Context not available.
796 QPointF pointBottom = clipBottom( m, m_previousPoint ); 1199​ QPointF pointBottom = clipBottom( m, m_previousPoint );
797 QPointF pointLeft = clipLeft( m, m_currentPoint ); 1200​ QPointF pointLeft = clipLeft( m, m_currentPoint );
798 1201​
799 if ( pointRight.y() < m_bottom ) 1202​ if ( pointRight.y() < m_bottom )
800 clippedPolyObject << pointRight; 1203​ clippedPolyObject << pointRight;
801 if ( pointBottom.x() > m_left && pointBottom.x() <= m_right ) 1204​ if ( pointBottom.x() > m_left && pointBottom.x() <= m_right )
802 clippedPolyObject << pointBottom; 1205​ clippedPolyObject << pointBottom;
Context not available.
815 QPointF pointTop = clipTop( m, m_previousPoint ); 1218​ QPointF pointTop = clipTop( m, m_previousPoint );
816 QPointF pointLeft = clipLeft( m, m_currentPoint ); 1219​ QPointF pointLeft = clipLeft( m, m_currentPoint );
817 1220​
818 if ( pointRight.y() > m_top ) 1221​ if ( pointRight.y() > m_top )
819 clippedPolyObject << pointRight; 1222​ clippedPolyObject << pointRight;
820 if ( pointTop.x() > m_left && pointTop.x() <= m_right ) 1223​ if ( pointTop.x() > m_left && pointTop.x() <= m_right )
821 clippedPolyObject << pointTop; 1224​ clippedPolyObject << pointTop;
Context not available.
857 QPointF pointBottom = clipBottom( m, m_previousPoint ); 1260​ QPointF pointBottom = clipBottom( m, m_previousPoint );
858 QPointF pointRight = clipRight( m, m_currentPoint ); 1261​ QPointF pointRight = clipRight( m, m_currentPoint );
859 1262​
860 if ( pointLeft.y() < m_bottom ) 1263​ if ( pointLeft.y() < m_bottom )
861 clippedPolyObject << pointLeft; 1264​ clippedPolyObject << pointLeft;
862 if ( pointBottom.x() >= m_left && pointBottom.x() < m_right ) 1265​ if ( pointBottom.x() >= m_left && pointBottom.x() < m_right )
863 clippedPolyObject << pointBottom; 1266​ clippedPolyObject << pointBottom;
Context not available.
876 QPointF pointTop = clipTop( m, m_previousPoint ); 1279​ QPointF pointTop = clipTop( m, m_previousPoint );
877 QPointF pointRight = clipRight( m, m_currentPoint ); 1280​ QPointF pointRight = clipRight( m, m_currentPoint );
878 1281​
879 if ( pointLeft.y() > m_top ) 1282​ if ( pointLeft.y() > m_top )
880 clippedPolyObject << pointLeft; 1283​ clippedPolyObject << pointLeft;
881 if ( pointTop.x() >= m_left && pointTop.x() < m_right ) 1284​ if ( pointTop.x() >= m_left && pointTop.x() < m_right )
882 clippedPolyObject << pointTop; 1285​ clippedPolyObject << pointTop;
Context not available.
901 } 1304​ }
902 if ( pointBottom.x() >= m_left && pointBottom.x() < m_right ) 1305​ if ( pointBottom.x() >= m_left && pointBottom.x() < m_right )
903 clippedPolyObject << pointBottom; 1306​ clippedPolyObject << pointBottom;
904 if ( pointLeft.y() < m_bottom ) 1307​ if ( pointLeft.y() < m_bottom )
905 clippedPolyObject << pointLeft; 1308​ clippedPolyObject << pointLeft;
906 } 1309​ }
907 else if ( m_previousSector == 1 ) { 1310​ else if ( m_previousSector == 1 ) {
Context not available.
914 } else { 1317​ } else {
915 clippedPolyObject << QPointF( m_left, m_top ); 1318​ clippedPolyObject << QPointF( m_left, m_top );
916 } 1319​ }
917 if ( pointLeft.y() > m_top && pointLeft.y() <= m_bottom ) 1320​ if ( pointLeft.y() > m_top && pointLeft.y() <= m_bottom )
918 clippedPolyObject << pointLeft; 1321​ clippedPolyObject << pointLeft;
919 if ( pointBottom.x() > m_left ) 1322​ if ( pointBottom.x() > m_left )
920 clippedPolyObject << pointBottom; 1323​ clippedPolyObject << pointBottom;
Context not available.
925 QPointF pointBottom = clipBottom( m, m_previousPoint ); 1328​ QPointF pointBottom = clipBottom( m, m_previousPoint );
926 QPointF pointLeft = clipLeft( m, m_currentPoint ); 1329​ QPointF pointLeft = clipLeft( m, m_currentPoint );
927 1330​
928 if ( pointTop.x() > m_left && pointTop.x() < m_right ) 1331​ if ( pointTop.x() > m_left && pointTop.x() < m_right )
929 clippedPolyObject << pointTop; 1332​ clippedPolyObject << pointTop;
930 if ( pointRight.y() > m_top && pointRight.y() < m_bottom ) 1333​ if ( pointRight.y() > m_top && pointRight.y() < m_bottom )
931 clippedPolyObject << pointRight; 1334​ clippedPolyObject << pointRight;
932 if ( pointBottom.x() > m_left && pointBottom.x() < m_right ) 1335​ if ( pointBottom.x() > m_left && pointBottom.x() < m_right )
933 clippedPolyObject << pointBottom; 1336​ clippedPolyObject << pointBottom;
934 if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom ) 1337​ if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom )
935 clippedPolyObject << pointLeft; 1338​ clippedPolyObject << pointLeft;
936 1339​
937 if ( pointBottom.x() >= m_right && pointRight.y() >= m_bottom ) 1340​ if ( pointBottom.x() >= m_right && pointRight.y() >= m_bottom )
938 clippedPolyObject << QPointF( m_right, m_bottom ); 1341​ clippedPolyObject << QPointF( m_right, m_bottom );
939 if ( pointTop.x() <= m_left && pointLeft.y() <= m_top ) 1342​ if ( pointTop.x() <= m_left && pointLeft.y() <= m_top )
Context not available.
975 1378​
976 if ( pointTop.x() > m_left ) 1379​ if ( pointTop.x() > m_left )
977 clippedPolyObject << pointTop; 1380​ clippedPolyObject << pointTop;
978 if ( pointLeft.y() >= m_top && pointLeft.y() < m_bottom ) 1381​ if ( pointLeft.y() >= m_top && pointLeft.y() < m_bottom )
979 clippedPolyObject << pointLeft; 1382​ clippedPolyObject << pointLeft;
980 if ( pointBottom.x() > m_left ) { 1383​ if ( pointBottom.x() > m_left ) {
981 clippedPolyObject << pointBottom; 1384​ clippedPolyObject << pointBottom;
Context not available.
994 1397​
995 if ( pointTop.x() < m_right ) 1398​ if ( pointTop.x() < m_right )
996 clippedPolyObject << pointTop; 1399​ clippedPolyObject << pointTop;
997 if ( pointRight.y() >= m_top && pointRight.y() < m_bottom ) 1400​ if ( pointRight.y() >= m_top && pointRight.y() < m_bottom )
998 clippedPolyObject << pointRight; 1401​ clippedPolyObject << pointRight;
999 if ( pointBottom.x() < m_right ) { 1402​ if ( pointBottom.x() < m_right ) {
1000 clippedPolyObject << pointBottom; 1403​ clippedPolyObject << pointBottom;
Context not available.
1017 } 1420​ }
1018 if ( pointBottom.x() > m_left && pointBottom.x() <= m_right ) 1421​ if ( pointBottom.x() > m_left && pointBottom.x() <= m_right )
1019 clippedPolyObject << pointBottom; 1422​ clippedPolyObject << pointBottom;
1020 if ( pointRight.y() < m_bottom ) 1423​ if ( pointRight.y() < m_bottom )
1021 clippedPolyObject << pointRight; 1424​ clippedPolyObject << pointRight;
1022 } 1425​ }
1023 else if ( m_previousSector == 1 ) { 1426​ else if ( m_previousSector == 1 ) {
Context not available.
1030 } else { 1433​ } else {
1031 clippedPolyObject << QPointF( m_right, m_top ); 1434​ clippedPolyObject << QPointF( m_right, m_top );
1032 } 1435​ }
1033 if ( pointRight.y() > m_top && pointRight.y() <= m_bottom ) 1436​ if ( pointRight.y() > m_top && pointRight.y() <= m_bottom )
1034 clippedPolyObject << pointRight; 1437​ clippedPolyObject << pointRight;
1035 if ( pointBottom.x() < m_right ) 1438​ if ( pointBottom.x() < m_right )
1036 clippedPolyObject << pointBottom; 1439​ clippedPolyObject << pointBottom;
Context not available.
1041 QPointF pointBottom = clipBottom( m, m_previousPoint ); 1444​ QPointF pointBottom = clipBottom( m, m_previousPoint );
1042 QPointF pointRight = clipRight( m, m_previousPoint ); 1445​ QPointF pointRight = clipRight( m, m_previousPoint );
1043 1446​
1044 if ( pointTop.x() > m_left && pointTop.x() < m_right ) 1447​ if ( pointTop.x() > m_left && pointTop.x() < m_right )
1045 clippedPolyObject << pointTop; 1448​ clippedPolyObject << pointTop;
1046 if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom ) 1449​ if ( pointLeft.y() > m_top && pointLeft.y() < m_bottom )
1047 clippedPolyObject << pointLeft; 1450​ clippedPolyObject << pointLeft;
1048 if ( pointBottom.x() > m_left && pointBottom.x() < m_right ) 1451​ if ( pointBottom.x() > m_left && pointBottom.x() < m_right )
1049 clippedPolyObject << pointBottom; 1452​ clippedPolyObject << pointBottom;
1050 if ( pointRight.y() > m_top && pointRight.y() < m_bottom ) 1453​ if ( pointRight.y() > m_top && pointRight.y() < m_bottom )
1051 clippedPolyObject << pointRight; 1454​ clippedPolyObject << pointRight;
1052 1455​
1053 if ( pointBottom.x() <= m_left && pointLeft.y() >= m_bottom ) 1456​ if ( pointBottom.x() <= m_left && pointLeft.y() >= m_bottom )
1054 clippedPolyObject << QPointF( m_left, m_bottom ); 1457​ clippedPolyObject << QPointF( m_left, m_bottom );
1055 if ( pointTop.x() >= m_right && pointRight.y() <= m_top ) 1458​ if ( pointTop.x() >= m_right && pointRight.y() <= m_top )
Context not available.
1060 break; 1463​ break;
1061 1464​
1062 default: 1465​ default:
1063 break; 1466​ break;
1064 } 1467​ }
1065} 1468​}
1066 1469​
1067void ClipPainterPrivate::clipOnceCorner( QPolygonF & clippedPolyObject, 1470​void ClipPainterPrivate::clipOnceCorner( QPolygonF & clippedPolyObject,
1068 QVector<QPolygonF> & clippedPolyObjects, 1471​ QVector<QPolygonF> & clippedPolyObjects,
1069 const QPointF& corner, 1472​ const QPointF& corner,
1070 const QPointF& point, 1473​ const QPointF& point,
1071 bool isClosed ) const 1474​ bool isClosed ) const
1072{ 1475​{
1073 Q_UNUSED( clippedPolyObjects ) 1476​ Q_UNUSED( clippedPolyObjects )
Context not available.
1100 // Disappearing 1503​ // Disappearing
1101 clippedPolyObject << point; 1504​ clippedPolyObject << point;
1102 if ( !isClosed ) { 1505​ if ( !isClosed ) {
1103 clippedPolyObjects << clippedPolyObject; 1506​ clippedPolyObjects << clippedPolyObject;
1507​ clippedPolyObject = QPolygonF();
1104 } 1508​ }
1105 } 1509​ }
1106} 1510​}
Context not available.
1115 // Calculating the slope. 1519​ // Calculating the slope.
1116 qreal m = _m( m_previousPoint, m_currentPoint ); 1520​ qreal m = _m( m_previousPoint, m_currentPoint );
1117 1521​
1118 // Calculate in which sector the end of the line is located that is off screen 1522​ // Calculate in which sector the end of the line is located that is off screen
1119 int offscreenpos = ( m_currentSector == 4 ) ? m_previousSector : m_currentSector; 1523​ int offscreenpos = ( m_currentSector == 4 ) ? m_previousSector : m_currentSector;
1120 1524​
1121 // "Rise over run" for all possible situations . 1525​ // "Rise over run" for all possible situations .
Context not available.
1165 clipOnceCorner( clippedPolyObject, clippedPolyObjects, QPointF( m_right, m_bottom ), point, isClosed ); 1569​ clipOnceCorner( clippedPolyObject, clippedPolyObjects, QPointF( m_right, m_bottom ), point, isClosed );
1166 break; 1570​ break;
1167 default: 1571​ default:
1168 break; 1572​ break;
1169 } 1573​ }
1170 1574​
1171} 1575​}
Context not available.