Exemple #1
0
/**
 * Adds all entities in the given range and those which have endpoints
 * in the given range to the preview.
 */
void RS_Preview::addStretchablesFrom(RS_EntityContainer& container,
                                     const RS_Vector& v1, const RS_Vector& v2) {

    int c=0;

    for (RS_Entity* e=container.firstEntity();
            e!=NULL; e=container.nextEntity()) {

        if (e->isVisible() &&
                e->rtti()!=RS2::EntityHatch &&
                ((e->isInWindow(v1, v2)) ||
                 e->hasEndpointsWithinWindow(v1, v2)) &&

                c<maxEntities) {

            RS_Entity* clone = e->clone();
            //clone->setSelected(false);
            clone->reparent(this);

            c+=clone->countDeep();
            addEntity(clone);
            // clone might be NULL after this point
        }
    }
}
/**
 * Selects all entities within the given area.
 *
 * @param select True to select, False to deselect the entities.
 */
void RS_EntityContainer::selectWindow(RS_Vector v1, RS_Vector v2,
                                      bool select, bool cross) {

    bool included;

    for (RS_Entity* e=firstEntity(RS2::ResolveNone);
            e!=NULL;
            e=nextEntity(RS2::ResolveNone)) {

        included = false;

        if (e->isVisible()) {
            if (e->isInWindow(v1, v2)) {
                //e->setSelected(select);
                included = true;
            } else if (cross==true) {
                RS_Line l[] =
                    {
                        RS_Line(NULL, RS_LineData(v1, RS_Vector(v2.x, v1.y))),
                        RS_Line(NULL, RS_LineData(RS_Vector(v2.x, v1.y), v2)),
                        RS_Line(NULL, RS_LineData(v2, RS_Vector(v1.x, v2.y))),
                        RS_Line(NULL, RS_LineData(RS_Vector(v1.x, v2.y), v1))
                    };
                RS_VectorSolutions sol;

                if (e->isContainer()) {
                    RS_EntityContainer* ec = (RS_EntityContainer*)e;
                    for (RS_Entity* se=ec->firstEntity(RS2::ResolveAll);
                            se!=NULL && included==false;
                            se=ec->nextEntity(RS2::ResolveAll)) {

                        for (int i=0; i<4; ++i) {
                            sol = RS_Information::getIntersection(
                                      se, &l[i], true);
                            if (sol.hasValid()) {
                                included = true;
                                break;
                            }
                        }
                    }
                } else {
                    for (int i=0; i<4; ++i) {
                        sol = RS_Information::getIntersection(e, &l[i], true);
                        if (sol.hasValid()) {
                            included = true;
                            break;
                        }
                    }
                }
            }
        }

        if (included) {
            e->setSelected(select);
        }
    }
}
/**
 * Selects all entities within the given area.
 *
 * @param select True to select, False to deselect the entities.
 */
void RS_EntityContainer::selectWindow(RS_Vector v1, RS_Vector v2,
                                      bool select, bool cross) {

    bool included;

	for(auto e: entities){

        included = false;

        if (e->isVisible()) {
            if (e->isInWindow(v1, v2)) {
                //e->setSelected(select);
                included = true;
			} else if (cross) {
				RS_EntityContainer l;
				l.addRectangle(v1, v2);
                RS_VectorSolutions sol;

                if (e->isContainer()) {
                    RS_EntityContainer* ec = (RS_EntityContainer*)e;
                    for (RS_Entity* se=ec->firstEntity(RS2::ResolveAll);
						 se && included==false;
                         se=ec->nextEntity(RS2::ResolveAll)) {

                        if (se->rtti() == RS2::EntitySolid){
							included = static_cast<RS_Solid*>(se)->isInCrossWindow(v1,v2);
                        } else {
							for (auto line: l) {
                                sol = RS_Information::getIntersection(
											se, line, true);
                                if (sol.hasValid()) {
                                    included = true;
                                    break;
                                }
                            }
                        }
                    }
                } else if (e->rtti() == RS2::EntitySolid){
					included = static_cast<RS_Solid*>(e)->isInCrossWindow(v1,v2);
                } else {
					for (auto line: l) {
						sol = RS_Information::getIntersection(e, line, true);
                        if (sol.hasValid()) {
                            included = true;
                            break;
                        }
                    }
                }
            }
        }

        if (included) {
            e->setSelected(select);
        }
    }
}
void RS_ActionBlocksRemove::trigger() {
    RS_DEBUG->print("RS_ActionBlocksRemove::trigger");

    if (graphic!=NULL) {
        RS_Block* block =
            RS_DIALOGFACTORY->requestBlockRemovalDialog(graphic->getBlockList());

        // list of containers that might refer to the block via inserts:
        RS_PtrList<RS_EntityContainer> containerList;
        containerList.append(graphic);
        RS_BlockList* blkLst = graphic->getBlockList();
        for (uint bi=0; bi<blkLst->count(); bi++) {
            containerList.append(blkLst->at(bi));
        }

        if (block!=NULL) {

            for (RS_EntityContainer* cont = containerList.first();
                    cont!=NULL;
                    cont=containerList.next()) {

                // remove all inserts from the graphic:
                bool done;
                do {
                    done = true;
                    for (RS_Entity* e=cont->firstEntity(RS2::ResolveNone);
                            e!=NULL;
                            e=cont->nextEntity(RS2::ResolveNone)) {

                        if (e->rtti()==RS2::EntityInsert) {
                            RS_Insert* ins = (RS_Insert*)e;
                            if (ins->getName()==block->getName()) {
                                cont->removeEntity(ins);
                                done = false;
                                break;
                            }
                        }
                    }
                } while (!done);
            }

            // close all windows that are editing this block:
            if (RS_DIALOGFACTORY!=NULL) {
                RS_DIALOGFACTORY->closeEditBlockWindow(block);
            }

            // Now remove the block from the block list:
            graphic->removeBlock(block);
            graphic->updateInserts();
            graphicView->redraw();
        }
    }

    finish();
    RS_DIALOGFACTORY->updateSelectionWidget(container->countSelected());
}
Exemple #5
0
/**
 * Selects all entities that are intersected by the given line.
 *
 * @param v1 Startpoint of line.
 * @param v2 Endpoint of line.
 * @param select true: select, false: deselect
 */
void RS_Selection::selectIntersected(const RS_Vector& v1, const RS_Vector& v2,
                                     bool select) {

    RS_Line line(NULL, RS_LineData(v1, v2));
    bool inters;

    for (RS_Entity* e=container->firstEntity(); e!=NULL;
            e=container->nextEntity()) {
    //for (uint i=0; i<container->count(); ++i) {
        //RS_Entity* e = container->entityAt(i);

        if (e!=NULL && e->isVisible()) {

            inters = false;

            // select containers / groups:
            if (e->isContainer()) {
                RS_EntityContainer* ec = (RS_EntityContainer*)e;

                for (RS_Entity* e2=ec->firstEntity(RS2::ResolveAll); e2!=NULL;
                        e2=ec->nextEntity(RS2::ResolveAll)) {

                    RS_VectorSolutions sol =
                        RS_Information::getIntersection(&line, e2, true);

                    if (sol.hasValid()) {
                        inters = true;
                    }
                }
            } else {

                RS_VectorSolutions sol =
                    RS_Information::getIntersection(&line, e, true);

                if (sol.hasValid()) {
                    inters = true;
                }
            }

            if (inters) {
                if (graphicView!=NULL) {
                    graphicView->deleteEntity(e);
                }

                e->setSelected(select);

                if (graphicView!=NULL) {
                    graphicView->drawEntity(e);
                }
            }
        }
    }

}
RS_ActionInfoInside::RS_ActionInfoInside(RS_EntityContainer& container,
        RS_GraphicView& graphicView)
        :RS_ActionInterface("Info Inside",
                    container, graphicView) {

    contour = new RS_EntityContainer(NULL, false);

    for (RS_Entity* e=container.firstEntity(); e!=NULL;
            e=container.nextEntity()) {
        if (e->isSelected()) {
            contour->addEntity(e);
        }
    }
}
void QG_GraphicView::layerActivated(RS_Layer *layer) {
    if(m_bUpdateLayer==false) return;
    RS_EntityContainer *container = this->getContainer();
    RS_Entity *entity = container->firstEntity();

    while (entity != NULL) {
        if (entity->isSelected()) {
            entity->setLayer(layer);
        }

        entity = container->nextEntity();
    }

    container->setSelected(false);
    redraw(RS2::RedrawDrawing);
}
Exemple #8
0
/**
 * Adds all selected entities from 'container' to the preview (unselected).
 */
void RS_Preview::addSelectionFrom(RS_EntityContainer& container) {
    int c=0;
    for (RS_Entity* e=container.firstEntity();
            e!=NULL; e=container.nextEntity()) {

        if (e->isSelected() && c<maxEntities) {
            RS_Entity* clone = e->clone();
            clone->setSelected(false);
            clone->reparent(this);

            c+=clone->countDeep();
            addEntity(clone);
            // clone might be NULL after this point
        }
    }
}
Exemple #9
0
/**
 * Overrides drawing of subentities. This is only ever called for solid fills.
 */
void RS_Hatch::draw(RS_Painter* painter, RS_GraphicView* view, double& /*patternOffset*/) {

    if (!data.solid) {
        for (RS_Entity* se=firstEntity();
                se!=NULL;
                se = nextEntity()) {

            view->drawEntity(painter,se);
        }
        return;
    }

    QPainterPath path;
    QList<QPolygon> paClosed;
    QPolygon pa;
//    QPolygon jp;   // jump points

    // loops:
    if (needOptimization==true) {
        for (RS_Entity* l=firstEntity(RS2::ResolveNone);
                l!=NULL;
                l=nextEntity(RS2::ResolveNone)) {

            if (l->rtti()==RS2::EntityContainer) {
                RS_EntityContainer* loop = (RS_EntityContainer*)l;

                loop->optimizeContours();
            }
        }
        needOptimization = false;
    }

    // loops:
    for (RS_Entity* l=firstEntity(RS2::ResolveNone);
         l!=NULL;
         l=nextEntity(RS2::ResolveNone)) {

        l->setLayer(getLayer());

        if (l->rtti()==RS2::EntityContainer) {
            RS_EntityContainer* loop = (RS_EntityContainer*)l;

            // edges:
            for (RS_Entity* e=loop->firstEntity(RS2::ResolveNone);
                 e!=NULL;
                 e=loop->nextEntity(RS2::ResolveNone)) {

                e->setLayer(getLayer());
                switch (e->rtti()) {
                case RS2::EntityLine: {
                    QPoint pt1(RS_Math::round(view->toGuiX(e->getStartpoint().x)),
                               RS_Math::round(view->toGuiY(e->getStartpoint().y)));
                    QPoint pt2(RS_Math::round(view->toGuiX(e->getEndpoint().x)),
                               RS_Math::round(view->toGuiY(e->getEndpoint().y)));

//                    if (! (pa.size()>0 && (pa.last() - pt1).manhattanLength()<=2)) {
//                        jp<<pt1;
//                    }

                    pa<<pt1<<pt2;
                }
                    break;

                case RS2::EntityArc: {
//                    QPoint pt1(RS_Math::round(view->toGuiX(e->getStartpoint().x)),
//                               RS_Math::round(view->toGuiY(e->getStartpoint().y)));
//                    if (! (pa.size()>0 && (pa.last() - pt1).manhattanLength()<=2)) {
//                        jp<<pt1;
//                    }

                    QPolygon pa2;
                    RS_Arc* arc=static_cast<RS_Arc*>(e);
                    painter->createArc(pa2, view->toGui(arc->getCenter()),
                                       view->toGuiDX(arc->getRadius()),
                                       arc->getAngle1(),
                                       arc->getAngle2(),
                                       arc->isReversed());
                    pa<<pa2;

                }
                    break;

                case RS2::EntityCircle: {
                    RS_Circle* circle = static_cast<RS_Circle*>(e);
//                    QPoint pt1(RS_Math::round(view->toGuiX(circle->getCenter().x+circle->getRadius())),
//                               RS_Math::round(view->toGuiY(circle->getCenter().y)));
//                    if (! (pa.size()>0 && (pa.last() - pt1).manhattanLength()<=2)) {
//                        jp<<pt1;
//                    }

                    RS_Vector c=view->toGui(circle->getCenter());
                    double r=view->toGuiDX(circle->getRadius());
#if QT_VERSION >= 0x040400
                    path.addEllipse(QPoint(c.x,c.y),r,r);
#else
                    path.addEllipse(c.x - r, c.y + r, 2.*r, 2.*r);
//                    QPolygon pa2;
//                    painter->createArc(pa2, view->toGui(circle->getCenter()),
//                                       view->toGuiDX(circle->getRadius()),
//                                       0.0,
//                                       2*M_PI,
//                                       false);
//                    pa<<pa2;
#endif
                }
                    break;
                case RS2::EntityEllipse:
                if(static_cast<RS_Ellipse*>(e)->isArc()) {
                    QPolygon pa2;
                    auto ellipse=static_cast<RS_Ellipse*>(e);
                    painter->createEllipse(pa2,
                                           view->toGui(ellipse->getCenter()),
                                           view->toGuiDX(ellipse->getMajorRadius()),
                                           view->toGuiDX(ellipse->getMinorRadius()),
                                           ellipse->getAngle(),
                                           ellipse->getAngle1(), ellipse->getAngle2(),
                                           ellipse->isReversed()
                                           );
                    pa<<pa2;
                }else{
                    QPolygon pa2;
                    auto ellipse=static_cast<RS_Ellipse*>(e);
                    painter->createEllipse(pa2,
                                           view->toGui(ellipse->getCenter()),
                                           view->toGuiDX(ellipse->getMajorRadius()),
                                           view->toGuiDX(ellipse->getMinorRadius()),
                                           ellipse->getAngle(),
                                           ellipse->getAngle1(), ellipse->getAngle2(),
                                           ellipse->isReversed()
                                           );
                    path.addPolygon(pa2);
                }
                    break;
                default:
                    break;
                }
                if( pa.size()>2 && pa.first() == pa.last()) {
                    paClosed<<pa;
                    pa.clear();
                }

            }

        }
    }
    if(pa.size()>2){
        pa<<pa.first();
        paClosed<<pa;
    }
    for(int i=0;i<paClosed.size();i++){
        path.addPolygon(paClosed.at(i));
    }
        painter->setBrush(painter->getPen().getColor());
        painter->disablePen();
        painter->drawPath(path);

//    pa<<jp;

//    painter->setBrush(painter->getPen().getColor());
//    painter->disablePen();
//    painter->drawPolygon(pa);

}
Exemple #10
0
/**
 * Updates the Hatch. Called when the
 * hatch or it's data, position, alignment, .. changes.
 */
void RS_Hatch::update() {
        RS_DEBUG->print("RS_Hatch::update");
        RS_DEBUG->print("RS_Hatch::update: contour has %d loops", count());

    updateError = HATCH_OK;
    if (updateRunning) {
        return;
    }

    if (updateEnabled==false) {
        return;
    }

    if (data.solid==true) {
        calculateBorders();
        return;
    }

    RS_DEBUG->print("RS_Hatch::update");
    updateRunning = true;

    // delete old hatch:
    if (hatch!=NULL) {
        removeEntity(hatch);
        hatch = NULL;
    }

    if (isUndone()) {
        updateRunning = false;
        return;
    }

    if (!validate()) {
        RS_DEBUG->print(RS_Debug::D_WARNING,
                        "RS_Hatch::update: invalid contour in hatch found");
        updateRunning = false;
        updateError = HATCH_INVALID_CONTOUR;
        return;
    }

    // search pattern:
    RS_DEBUG->print("RS_Hatch::update: requesting pattern");
    RS_Pattern* pat = RS_PATTERNLIST->requestPattern(data.pattern);
    if (pat==NULL) {
        updateRunning = false;
        RS_DEBUG->print("RS_Hatch::update: requesting pattern: not found");
        updateError = HATCH_PATTERN_NOT_FOUND;
        return;
    }
    RS_DEBUG->print("RS_Hatch::update: requesting pattern: OK");

    RS_DEBUG->print("RS_Hatch::update: cloning pattern");
    pat = (RS_Pattern*)pat->clone();
    RS_DEBUG->print("RS_Hatch::update: cloning pattern: OK");

    // scale pattern
    RS_DEBUG->print("RS_Hatch::update: scaling pattern");
    pat->scale(RS_Vector(0.0,0.0), RS_Vector(data.scale, data.scale));
    pat->calculateBorders();
    forcedCalculateBorders();
    RS_DEBUG->print("RS_Hatch::update: scaling pattern: OK");

    // find out how many pattern-instances we need in x/y:
    int px1, py1, px2, py2;
    double f;
    RS_Hatch* copy = (RS_Hatch*)this->clone();
    copy->rotate(RS_Vector(0.0,0.0), -data.angle);
    copy->forcedCalculateBorders();

    // create a pattern over the whole contour.
    RS_Vector pSize = pat->getSize();
    RS_Vector rot_center=pat->getMin();
//    RS_Vector cPos = getMin();
    RS_Vector cSize = getSize();


    RS_DEBUG->print("RS_Hatch::update: pattern size: %f/%f", pSize.x, pSize.y);
    RS_DEBUG->print("RS_Hatch::update: contour size: %f/%f", cSize.x, cSize.y);

    if (cSize.x<1.0e-6 || cSize.y<1.0e-6 ||
            pSize.x<1.0e-6 || pSize.y<1.0e-6 ||
            cSize.x>RS_MAXDOUBLE-1 || cSize.y>RS_MAXDOUBLE-1 ||
            pSize.x>RS_MAXDOUBLE-1 || pSize.y>RS_MAXDOUBLE-1) {
        delete pat;
        delete copy;
        updateRunning = false;
        RS_DEBUG->print("RS_Hatch::update: contour size or pattern size too small");
        updateError = HATCH_TOO_SMALL;
        return;
    }

    // avoid huge memory consumption:
    else if ( cSize.x* cSize.y/(pSize.x*pSize.y)>1e4) {
        RS_DEBUG->print("RS_Hatch::update: contour size too large or pattern size too small");
        updateError = HATCH_AREA_TOO_BIG;
        return;
    }

    f = copy->getMin().x/pat->getSize().x;
    px1 = (int)floor(f);
    f = copy->getMin().y/pat->getSize().y;
    py1 = (int)floor(f);
    f = copy->getMax().x/pat->getSize().x;
    px2 = (int)ceil(f);
    f = copy->getMax().y/pat->getSize().y;
    py2 = (int)ceil(f);
    RS_Vector dvx=RS_Vector(data.angle)*pSize.x;
    RS_Vector dvy=RS_Vector(data.angle+M_PI*0.5)*pSize.y;
    pat->rotate(rot_center, data.angle);
    pat->move(-rot_center);


    RS_EntityContainer tmp;   // container for untrimmed lines

    // adding array of patterns to tmp:
    RS_DEBUG->print("RS_Hatch::update: creating pattern carpet");

    for (int px=px1; px<=px2; px++) {
        for (int py=py1; py<=py2; py++) {
            for (RS_Entity* e=pat->firstEntity(); e!=NULL;
                    e=pat->nextEntity()) {
                RS_Entity* te=e->clone();
                te->move(dvx*px + dvy*py);
                tmp.addEntity(te);
            }
        }
    }

    delete pat;
    pat = NULL;
    RS_DEBUG->print("RS_Hatch::update: creating pattern carpet: OK");


    RS_DEBUG->print("RS_Hatch::update: cutting pattern carpet");
    // cut pattern to contour shape:
    RS_EntityContainer tmp2;   // container for small cut lines
    RS_Line* line = NULL;
    RS_Arc* arc = NULL;
    RS_Circle* circle = NULL;
    RS_Ellipse* ellipse = NULL;
    for (RS_Entity* e=tmp.firstEntity(); e!=NULL;
            e=tmp.nextEntity()) {

        RS_Vector startPoint;
        RS_Vector endPoint;
        RS_Vector center = RS_Vector(false);
        bool reversed=false;

        switch(e->rtti()){
        case RS2::EntityLine:
            line=static_cast<RS_Line*>(e);
            startPoint = line->getStartpoint();
            endPoint = line->getEndpoint();
            break;
        case RS2::EntityArc:
            arc=static_cast<RS_Arc*>(e);
            startPoint = arc->getStartpoint();
            endPoint = arc->getEndpoint();
            center = arc->getCenter();
            reversed = arc->isReversed();
            break;
        case RS2::EntityCircle:
            circle=static_cast<RS_Circle*>(e);
            startPoint = circle->getCenter()
                    + RS_Vector(circle->getRadius(), 0.0);
            endPoint = startPoint;
            center = circle->getCenter();
            break;
        case RS2::EntityEllipse:
            ellipse = static_cast<RS_Ellipse*>(e);
            startPoint = ellipse->getStartpoint();
            endPoint = ellipse->getEndpoint();
            center = ellipse->getCenter();
            reversed = ellipse->isReversed();
            break;
        default:
            continue;
        }

        // getting all intersections of this pattern line with the contour:
        QList<std::shared_ptr<RS_Vector> > is;
        is.append(std::shared_ptr<RS_Vector>(new RS_Vector(startPoint)));

        for (RS_Entity* loop=firstEntity(); loop!=NULL;
                loop=nextEntity()) {

            if (loop->isContainer()) {
                for (RS_Entity* p=((RS_EntityContainer*)loop)->firstEntity();
                        p!=NULL;
                        p=((RS_EntityContainer*)loop)->nextEntity()) {

                    RS_VectorSolutions sol =
                        RS_Information::getIntersection(e, p, true);

                    for (int i=0; i<=1; ++i) {
                        if (sol.get(i).valid) {
                            is.append(std::shared_ptr<RS_Vector>(
                                          new RS_Vector(sol.get(i))
                                                        ));
                            RS_DEBUG->print("  pattern line intersection: %f/%f",
                                            sol.get(i).x, sol.get(i).y);
                        }
                    }
                }
            }
        }

        is.append(std::shared_ptr<RS_Vector>(new RS_Vector(endPoint)));

        // sort the intersection points into is2:
        RS_Vector sp = startPoint;
        double sa = center.angleTo(sp);
        if(ellipse != NULL) sa=ellipse->getEllipseAngle(sp);
        QList<std::shared_ptr<RS_Vector> > is2;
        bool done;
        double minDist;
        double dist = 0.0;
        std::shared_ptr<RS_Vector> av;
        std::shared_ptr<RS_Vector> v;
        RS_Vector last = RS_Vector(false);
        do {
            done = true;
            minDist = RS_MAXDOUBLE;
            av.reset();
            for (int i = 0; i < is.size(); ++i) {
                v = is.at(i);
                double a;
                switch(e->rtti()){
                case RS2::EntityLine:
                    dist = sp.distanceTo(*v);
                    break;
                case RS2::EntityArc:
                case RS2::EntityCircle:
                    a = center.angleTo(*v);
                    dist = reversed?
                                fmod(sa - a + 2.*M_PI,2.*M_PI):
                                fmod(a - sa + 2.*M_PI,2.*M_PI);
                    break;
                case RS2::EntityEllipse:
                    a = ellipse->getEllipseAngle(*v);
                    dist = reversed?
                                fmod(sa - a + 2.*M_PI,2.*M_PI):
                                fmod(a - sa + 2.*M_PI,2.*M_PI);
                    break;
                default:
                    break;

                }

                if (dist<minDist) {
                    minDist = dist;
                    done = false;
                    av = v;
                }
            }

            // copy to sorted list, removing double points
            if (!done && av.get()!=NULL) {
                if (last.valid==false || last.distanceTo(*av)>RS_TOLERANCE) {
                    is2.append(std::shared_ptr<RS_Vector>(new RS_Vector(*av)));
                    last = *av;
                }
#if QT_VERSION < 0x040400
                emu_qt44_removeOne(is, av);
#else
                is.removeOne(av);
#endif

                av.reset();
            }
        } while(!done);

        // add small cut lines / arcs to tmp2:
            for (int i = 1; i < is2.size(); ++i) {
                auto v1 = is2.at(i-1);
                auto v2 = is2.at(i);

                if (line!=NULL) {
                    tmp2.addEntity(new RS_Line(&tmp2,
                                               RS_LineData(*v1, *v2)));
                } else if (arc!=NULL || circle!=NULL) {
                    tmp2.addEntity(new RS_Arc(&tmp2,
                                              RS_ArcData(center,
                                                         center.distanceTo(*v1),
                                                         center.angleTo(*v1),
                                                         center.angleTo(*v2),
                                                         reversed)));
                }
            }

    }

    // updating hatch / adding entities that are inside
    RS_DEBUG->print("RS_Hatch::update: cutting pattern carpet: OK");

    //RS_EntityContainer* rubbish = new RS_EntityContainer(getGraphic());

    // the hatch pattern entities:
    hatch = new RS_EntityContainer(this);
    hatch->setPen(RS_Pen(RS2::FlagInvalid));
    hatch->setLayer(NULL);
    hatch->setFlag(RS2::FlagTemp);

    //calculateBorders();

    for (RS_Entity* e=tmp2.firstEntity(); e!=NULL;
            e=tmp2.nextEntity()) {

        RS_Vector middlePoint;
        RS_Vector middlePoint2;
        if (e->rtti()==RS2::EntityLine) {
            RS_Line* line = (RS_Line*)e;
            middlePoint = line->getMiddlePoint();
            middlePoint2 = line->getNearestDist(line->getLength()/2.1,
                                                line->getStartpoint());
        } else if (e->rtti()==RS2::EntityArc) {
            RS_Arc* arc = (RS_Arc*)e;
            middlePoint = arc->getMiddlePoint();
            middlePoint2 = arc->getNearestDist(arc->getLength()/2.1,
                                               arc->getStartpoint());
        } else {
            middlePoint = RS_Vector(false);
            middlePoint2 = RS_Vector(false);
        }

        if (middlePoint.valid) {
            bool onContour=false;

            if (RS_Information::isPointInsideContour(
                        middlePoint,
                        this, &onContour) ||
                    RS_Information::isPointInsideContour(middlePoint2, this)) {

                RS_Entity* te = e->clone();
                te->setPen(RS_Pen(RS2::FlagInvalid));
                te->setLayer(NULL);
                te->reparent(hatch);
                hatch->addEntity(te);
            }
        }
    }

    addEntity(hatch);
    //getGraphic()->addEntity(rubbish);

    forcedCalculateBorders();

    // deactivate contour:
    activateContour(false);

    updateRunning = false;

    RS_DEBUG->print("RS_Hatch::update: OK");
}
/**
 * Rearranges the atomic entities in this container in a way that connected
 * entities are stored in the right order and direction.
 * Non-recoursive. Only affects atomic entities in this container.
 *
 * @retval true all contours were closed
 * @retval false at least one contour is not closed
 */
bool RS_ActionPolylineSegment::convertPolyline(RS_Entity* selectedEntity) {

        RS_DEBUG->print("RS_ActionPolylineSegment::convertPolyline");

        RS_Vector current(false);
        RS_Vector start(false);
        RS_Vector end(false);
        RS_EntityContainer tmp;

        bool closed = true;

        int pos = container->findEntity(selectedEntity);
        RS_Entity* e1=container->entityAt(pos);
        if (!e1) return false;

        if (document!=NULL) {
                document->startUndoCycle();
        }
        if (document!=NULL) {
                if (e1!=NULL && e1->isEdge() && !e1->isContainer() &&
                                        !e1->isProcessed()) {

                        RS_AtomicEntity* ce = (RS_AtomicEntity*)e1;

///////////////////////////////////////////////////
                        ce->setUndoState(true);
                        document->addUndoable(ce);
///////////////////////////////////////////////////

                        // next contour start:
                        ce->setProcessed(true);
                        tmp.addEntity(ce->clone());
                        current = ce->getStartpoint();
                        end = ce->getEndpoint();

                        // find first connected entities:
                        for (int ei=pos-1; ei>=0; --ei) {
                                RS_Entity* e2=container->entityAt(ei);

                                if (e2!=NULL && e2->isEdge() && !e2->isContainer() &&
                                                !e2->isProcessed()) {

                                        RS_AtomicEntity* e = (RS_AtomicEntity*)e2;
///////////////////////////////////////////////////
                                        e->setUndoState(true);
                                        document->addUndoable(e);
///////////////////////////////////////////////////
                                        if (e->getEndpoint().distanceTo(current) <
                                                        1.0e-4) {
                                                e->setProcessed(true);
                                                tmp.insertEntity(0,e->clone());
                                                current = e->getStartpoint();
                                        } else if (e->getStartpoint().distanceTo(current) <
                                                           1.0e-4) {
                                                e->setProcessed(true);
                                                RS_AtomicEntity* cl = (RS_AtomicEntity*)e->clone();
                                                cl->reverse();
                                                tmp.insertEntity(0,cl);
                                                current = cl->getStartpoint();
                                        }else
                                                break;
                                }
                        }

                        if (current.distanceTo(end)>1.0e-4) {
                                closed = false;
                        }

                        current = ce->getEndpoint();
                        start = ce->getStartpoint();
                        // find last connected entities:
                        for (uint ei=pos+1; ei<container->count(); ++ei) {
                                RS_Entity* e2=container->entityAt(ei);
///////////////////////////////////////////////////
                                e2->setUndoState(true);
                                document->addUndoable(e2);
///////////////////////////////////////////////////
                                if (e2!=NULL && e2->isEdge() && !e2->isContainer() &&
                                                !e2->isProcessed()) {
                                        RS_AtomicEntity* e = (RS_AtomicEntity*)e2;
                                        if (e->getStartpoint().distanceTo(current) <
                                                        1.0e-4) {
                                                e->setProcessed(true);
                                                tmp.addEntity(e->clone());
                                                current = e->getEndpoint();
                                        } else if (e->getEndpoint().distanceTo(current) <
                                                           1.0e-4) {
                                                e->setProcessed(true);
                                                RS_AtomicEntity* cl = (RS_AtomicEntity*)e->clone();
                                                cl->reverse();
                                                tmp.addEntity(cl);
                                                current = cl->getEndpoint();
                                        }else
                                                break;
                                }
                        }
                        if (current.distanceTo(start)>1.0e-4) {
                                closed = false;
                        }
                }
        }
        if (document!=NULL) {
                document->endUndoCycle();
        }

        RS_Polyline* newPolyline = new RS_Polyline(container, RS_PolylineData(RS_Vector(false), RS_Vector(false), closed));
        newPolyline->setLayerToActive();
        newPolyline->setPenToActive();
        // add new polyline:
        bool first = true;
        RS_Entity* lastEntity = tmp.lastEntity();
        for (RS_Entity* en=tmp.firstEntity(); en!=NULL; en=tmp.nextEntity()) {
                en->setProcessed(false);
                double bulge = 0.0;
                if (en->rtti()==RS2::EntityArc) {
                        bulge = ((RS_Arc*)en)->getBulge();
                } else {
                        bulge = 0.0;
                }
                if (first) {
                        newPolyline->setNextBulge(bulge);
                        newPolyline->addVertex(((RS_AtomicEntity*)en)->getStartpoint());
                        first = false;
                }
                if (en!=lastEntity || closed==false){
                        newPolyline->setNextBulge(bulge);
                        newPolyline->addVertex(((RS_AtomicEntity*)en)->getEndpoint());
                }
        }
        double bulge = lastEntity->rtti() == RS2::EntityArc? ((RS_Arc*)lastEntity)->getBulge():0.0;
        newPolyline->setNextBulge(bulge);
        newPolyline->endPolyline();
        container->addEntity(newPolyline);

        if (graphicView!=NULL) {
                graphicView->drawEntity(newPolyline);
        }

        if (document!=NULL) {
                document->startUndoCycle();
                document->addUndoable(newPolyline);
                document->endUndoCycle();
        }
        RS_DEBUG->print("RS_ActionPolylineSegment::convertPolyline: OK");
        return closed;
}
/**
 * Rearranges the atomic entities in this container in a way that connected
 * entities are stored in the right order and direction.
 * Non-recoursive. Only affects atomic entities in this container.
 * 
 * @retval true all contours were closed
 * @retval false at least one contour is not closed
 */
bool RS_EntityContainer::optimizeContours() {

    RS_DEBUG->print("RS_EntityContainer::optimizeContours");

    RS_Vector current(false);
    RS_Vector start(false);
    RS_EntityContainer tmp;

    bool changed = false;
    bool closed = true;

    for (uint ci=0; ci<count(); ++ci) {
        RS_Entity* e1=entityAt(ci);

        if (e1!=NULL && e1->isEdge() && !e1->isContainer() &&
                !e1->isProcessed()) {

            RS_AtomicEntity* ce = (RS_AtomicEntity*)e1;

            // next contour start:
            ce->setProcessed(true);
            tmp.addEntity(ce->clone());
            current = ce->getEndpoint();
            start = ce->getStartpoint();

            // find all connected entities:
            bool done;
            do {
                done = true;
                for (uint ei=0; ei<count(); ++ei) {
                    RS_Entity* e2=entityAt(ei);

                    if (e2!=NULL && e2->isEdge() && !e2->isContainer() &&
                            !e2->isProcessed()) {

                        RS_AtomicEntity* e = (RS_AtomicEntity*)e2;

                        if (e->getStartpoint().distanceTo(current) <
                                1.0e-4) {

                            e->setProcessed(true);
                            tmp.addEntity(e->clone());
                            current = e->getEndpoint();

                            done=false;
                        } else if (e->getEndpoint().distanceTo(current) <
                                   1.0e-4) {

                            e->setProcessed(true);
                            RS_AtomicEntity* cl = (RS_AtomicEntity*)e->clone();
                            cl->reverse();
                            tmp.addEntity(cl);
                            current = cl->getEndpoint();

                            changed = true;
                            done=false;
                        }
                    }
                }
                if (!done) {
                    changed = true;
                }
            } while (!done);

            if (current.distanceTo(start)>1.0e-4) {
                closed = false;
            }
        }
    }

    // remove all atomic entities:
    bool done;
    do {
        done = true;
        for (RS_Entity* en=firstEntity(); en!=NULL; en=nextEntity()) {
            if (!en->isContainer()) {
                removeEntity(en);
                done = false;
                break;
            }
        }
    } while (!done);

    // add new sorted entities:
    for (RS_Entity* en=tmp.firstEntity(); en!=NULL; en=tmp.nextEntity()) {
        en->setProcessed(false);
        addEntity(en->clone());
    }

    RS_DEBUG->print("RS_EntityContainer::optimizeContours: OK");
    return closed;
}