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@ -308,9 +308,11 @@ UBGraphicsScene::~UBGraphicsScene() |
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void UBGraphicsScene::selectionChangedProcessing() |
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{ |
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if (selectedItems().count()) |
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if (selectedItems().count()){ |
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qDebug() << "Selected item bounding rect: " << selectedItems().first()->boundingRect(); |
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UBApplication::showMessage("ZValue is " + QString::number(selectedItems().first()->zValue(), 'f') + "own z value is " |
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+ QString::number(selectedItems().first()->data(UBGraphicsItemData::ItemOwnZValue).toReal(), 'f')); |
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} |
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} |
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void UBGraphicsScene::enableGroupingButton() |
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{ |
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@ -747,6 +749,8 @@ void UBGraphicsScene::drawLineTo(const QPointF &pEndPoint, const qreal &pWidth, |
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void UBGraphicsScene::eraseLineTo(const QPointF &pEndPoint, const qreal &pWidth) |
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{ |
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// QList<QGraphicsItem*> itemList;
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const QLineF line(mPreviousPoint, pEndPoint); |
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const QPolygonF eraserPolygon = UBGeometryUtils::lineToPolygon(line, pWidth); |
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@ -793,24 +797,29 @@ void UBGraphicsScene::eraseLineTo(const QPointF &pEndPoint, const qreal &pWidth) |
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if (mShouldUseOMP) |
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{ |
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#pragma omp parallel for |
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// #pragma omp parallel for
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for (int i = 0; i < collidItemsSize; i++) |
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{ |
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UBGraphicsPolygonItem *collidingPolygonItem = dynamic_cast<UBGraphicsPolygonItem*>(collidItems.at(i)); |
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UBGraphicsPolygonItem *collidingPolygonItem = qgraphicsitem_cast<UBGraphicsPolygonItem*>(collidItems.at(i)); |
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if (NULL != collidingPolygonItem) |
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{ |
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collidingPolygonItem->setColor(QColor(Qt::green)); |
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UBGraphicsStrokesGroup* pGroup = collidingPolygonItem->strokesGroup(); |
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if(eraserInnerRect.contains(collidingPolygonItem->boundingRect())) |
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{ |
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#pragma omp critical |
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// #pragma omp critical
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qDebug() << "case 1"; |
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// Put the entire polygon into the remove list
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collidingPolygonItem->setColor(QColor(Qt::blue)); |
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toBeRemovedItems << collidingPolygonItem; |
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} |
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else |
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{ |
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// Here we get the polygon of the colliding item
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QPolygonF collidingPolygon = collidingPolygonItem->polygon(); |
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QPainterPath collidingPath; |
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collidingPath.addPolygon(collidingPolygon); |
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@ -819,32 +828,40 @@ void UBGraphicsScene::eraseLineTo(const QPointF &pEndPoint, const qreal &pWidth) |
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QPainterPath croppedPath = collidingPath.subtracted(eraserPath); |
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QPainterPath croppedPathSimplified = croppedPath.simplified(); |
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if (croppedPath == collidingPath) |
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/*if (croppedPath == collidingPath)
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{ |
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// NOOP
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qDebug() << "case 2"; |
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toBeRemovedItems << collidingPolygonItem; |
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} |
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else if (croppedPathSimplified.isEmpty()) |
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else */if (croppedPathSimplified.isEmpty()) |
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{ |
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#pragma omp critical |
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// #pragma omp critical
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qDebug() << "case 3"; |
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// Put the entire polygon into the remove list if the eraser removes all its visible content
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collidingPolygonItem->setColor(QColor(Qt::blue)); |
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toBeRemovedItems << collidingPolygonItem; |
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} |
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else |
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{ |
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//qDebug() << "case 4";
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// Then we convert the remaining path to a list of polygons that will be converted in
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// UBGraphicsPolygonItems and added to the scene
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foreach(const QPolygonF &pol, croppedPathSimplified.toFillPolygons()) |
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{ |
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UBGraphicsPolygonItem* croppedPolygonItem = collidingPolygonItem->deepCopy(pol); |
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#pragma omp critical |
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// Add this new polygon to the 'added' list
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toBeAddedItems << croppedPolygonItem; |
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croppedPolygonItem->setColor(QColor(Qt::black)); |
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// #pragma omp critical
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if(NULL != pGroup){ |
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croppedPolygonItem->setStrokesGroup(pGroup); |
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// croppedPolygonItem->setTransform(pGroup->sceneTransform().inverted());
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} |
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// Add this new polygon to the 'added' list
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toBeAddedItems << croppedPolygonItem; |
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} |
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#pragma omp critical |
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// #pragma omp critical
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// Remove the original polygonitem because it has been replaced by many smaller polygons
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collidingPolygonItem->setColor(QColor(Qt::blue)); |
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toBeRemovedItems << collidingPolygonItem; |
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} |
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} |
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@ -855,11 +872,12 @@ void UBGraphicsScene::eraseLineTo(const QPointF &pEndPoint, const qreal &pWidth) |
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{ |
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for (int i = 0; i < collidItemsSize; i++) |
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{ |
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UBGraphicsPolygonItem *collidingPolygonItem |
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= qgraphicsitem_cast<UBGraphicsPolygonItem*> (collidItems.at(i)); |
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UBGraphicsPolygonItem *collidingPolygonItem = dynamic_cast<UBGraphicsPolygonItem*> (collidItems.at(i)); |
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if (collidingPolygonItem) |
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{ |
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UBGraphicsStrokesGroup* pGroup = collidingPolygonItem->strokesGroup(); |
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if(eraserInnerRect.contains(collidingPolygonItem->boundingRect())) |
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{ |
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toBeRemovedItems << collidingPolygonItem; |
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@ -887,6 +905,9 @@ void UBGraphicsScene::eraseLineTo(const QPointF &pEndPoint, const qreal &pWidth) |
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{ |
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UBGraphicsPolygonItem* croppedPolygonItem = collidingPolygonItem->deepCopy(pol); |
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toBeAddedItems << croppedPolygonItem; |
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if(NULL != pGroup){ |
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croppedPolygonItem->setStrokesGroup(pGroup); |
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} |
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} |
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toBeRemovedItems << collidingPolygonItem; |
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@ -896,28 +917,50 @@ void UBGraphicsScene::eraseLineTo(const QPointF &pEndPoint, const qreal &pWidth) |
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} |
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} |
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addItems(toBeAddedItems); |
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mAddedItems += toBeAddedItems; |
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if(eDrawingMode_Vector == DRAWING_MODE){ |
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foreach(QGraphicsItem* item, toBeAddedItems){ |
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foreach(QGraphicsItem* item, toBeRemovedItems){ |
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UBGraphicsPolygonItem* poly = dynamic_cast<UBGraphicsPolygonItem*>(item); |
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if(NULL != poly && NULL != poly->strokesGroup()){ |
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poly->strokesGroup()->addToGroup(poly); |
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if(NULL != poly){ |
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if(NULL != poly->strokesGroup()){ |
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poly->strokesGroup()->removeFromGroup(poly); |
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removeItem(poly); |
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}else{ |
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qDebug() << "No group present"; |
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} |
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} |
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} |
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}else{ |
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removeItems(toBeRemovedItems); |
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mRemovedItems += toBeRemovedItems; |
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} |
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removeItems(toBeRemovedItems); |
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mRemovedItems += toBeRemovedItems; |
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// bool hack = false;
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// UBGraphicsStrokesGroup* pG = new UBGraphicsStrokesGroup();
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if(eDrawingMode_Vector == DRAWING_MODE){ |
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foreach(QGraphicsItem* item, toBeRemovedItems){ |
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foreach(QGraphicsItem* item, toBeAddedItems){ |
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UBGraphicsPolygonItem* poly = dynamic_cast<UBGraphicsPolygonItem*>(item); |
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if(NULL != poly && NULL != poly->strokesGroup()){ |
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poly->strokesGroup()->removeFromGroup(poly); |
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// if(!hack){
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// itemList = poly->strokesGroup()->childItems();
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// removeItem(poly->strokesGroup());
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// foreach(QGraphicsItem* it, itemList){
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// pG->addToGroup(it);
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// }
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// hack = true;
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// }
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qreal dx = -poly->strokesGroup()->sceneTransform().inverted().dx(); |
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qreal dy = -poly->strokesGroup()->sceneTransform().inverted().dy(); |
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//poly->setTransform(QTransform().translate(20, 0));
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poly->setTransform(QTransform().translate(dx, dy)); |
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poly->strokesGroup()/*pG*/->addToGroup(poly); |
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} |
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} |
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//addItem(pG);
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}else{ |
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addItems(toBeAddedItems); |
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mAddedItems += toBeAddedItems; |
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} |
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} |
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Anna Udovichenko
13 years ago