/**
* Gets the pen needed to draw this entity.
* The attributes can also come from the layer this entity is on
* if the flags are set accordingly.
*
* @param resolve true: Resolve the pen to a drawable pen (e.g. the pen
* from the layer or parent..)
* false: Don't resolve and return a pen or ByLayer, ByBlock, ...
*
* @return Pen for this entity.
*/
RS_Pen RS_Entity::getPen(bool resolve) const {
if (!resolve) {
return pen;
} else {
RS_Pen p = pen;
RS_Layer* l = getLayer(true);
// use parental attributes (e.g. vertex of a polyline, block
// entities when they are drawn in block documents):
if (!p.isValid() || p.getColor().isByBlock()) {
if (parent!=NULL) {
p = parent->getPen();
}
}
// use layer attributes:
else if (l!=NULL) {
// layer is "ByBlock":
/*if (layer->getName()=="ByBlock" && getBlockOrInsert()!=NULL) {
p = getBlockOrInsert()->getPen();
} else {*/
// use layer's color:
if (p.getColor().isByLayer()) {
p.setColor(l->getPen().getColor());
}
// use layer's width:
if (p.getWidth()==RS2::WidthByLayer) {
p.setWidth(l->getPen().getWidth());
}
// use layer's linetype:
if (p.getLineType()==RS2::LineByLayer) {
p.setLineType(l->getPen().getLineType());
}
//}
}
return p;
}
}
void RS_GraphicView::setPenForEntity(RS_Painter *painter,RS_Entity *e)
{
if (draftMode) {
painter->setPen(RS_Pen(foreground,
RS2::Width00, RS2::SolidLine));
}
// Getting pen from entity (or layer)
RS_Pen pen = e->getPen(true);
int w = pen.getWidth();
if (w<0) {
w = 0;
}
#if 1 /*TRUE*/
// - Scale pen width.
// - Notes: pen width is not scaled on print and print preview.
// This is the standard (AutoCAD like) behaviour.
// bug# 3437941
// ------------------------------------------------------------
if (!draftMode)
{
double uf = 1.0; // Unit factor.
double wf = 1.0; // Width factor.
RS_Graphic* graphic = container->getGraphic();
if (graphic)
{
uf = RS_Units::convert(1.0, RS2::Millimeter, graphic->getUnit());
if ( (isPrinting() || isPrintPreview()) &&
graphic->getPaperScale() > RS_TOLERANCE )
{
wf = 1.0 / graphic->getPaperScale();
}
}
pen.setScreenWidth(toGuiDX(w / 100.0 * uf * wf));
}
else
{
// pen.setWidth(RS2::Width00);
pen.setScreenWidth(0);
}
#else
// - Scale pen width.
// - Notes: pen width is scaled on print and print preview.
// This is not the standard (AutoCAD like) behaviour.
// --------------------------------------------------------
if (!draftMode)
{
double uf = 1.0; // Unit factor.
RS_Graphic* graphic = container->getGraphic();
if (graphic)
uf = RS_Units::convert(1.0, RS2::Millimeter, graphic->getUnit());
pen.setScreenWidth(toGuiDX(w / 100.0 * uf));
}
else
pen.setScreenWidth(0);
#endif
// prevent drawing with 1-width which is slow:
if (RS_Math::round(pen.getScreenWidth())==1) {
pen.setScreenWidth(0.0);
}
// prevent background color on background drawing:
if (pen.getColor().stripFlags()==background.stripFlags()) {
pen.setColor(foreground);
}
// this entity is selected:
if (e->isSelected()) {
pen.setLineType(RS2::DotLine);
pen.setColor(selectedColor);
}
// this entity is highlighted:
if (e->isHighlighted()) {
pen.setColor(highlightedColor);
}
// deleting not drawing:
if (getDeleteMode()) {
pen.setColor(background);
}
painter->setPen(pen);
}
void RS_Ellipse::draw(RS_Painter* painter, RS_GraphicView* view, double patternOffset) {
if (painter==NULL || view==NULL) {
return;
}
if (getPen().getLineType()==RS2::SolidLine ||
isSelected() ||
view->getDrawingMode()==RS2::ModePreview) {
painter->drawEllipse(view->toGui(getCenter()),
getMajorRadius() * view->getFactor().x,
getMinorRadius() * view->getFactor().x,
getAngle(),
getAngle1(), getAngle2(),
isReversed());
} else {
double styleFactor = getStyleFactor(view);
if (styleFactor<0.0) {
painter->drawEllipse(view->toGui(getCenter()),
getMajorRadius() * view->getFactor().x,
getMinorRadius() * view->getFactor().x,
getAngle(),
getAngle1(), getAngle2(),
isReversed());
return;
}
// Pattern:
RS_LineTypePattern* pat;
if (isSelected()) {
pat = &patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL) {
return;
}
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
double* da; // array of distances in x.
int i; // index counter
double length = getAngleLength();
// create pattern:
da = new double[pat->num];
double tot=0.0;
i=0;
bool done = false;
double curA = getAngle1();
double curR;
RS_Vector cp = view->toGui(getCenter());
double r1 = getMajorRadius() * view->getFactor().x;
double r2 = getMinorRadius() * view->getFactor().x;
do {
curR = sqrt(RS_Math::pow(getMinorRadius()*cos(curA), 2.0)
+ RS_Math::pow(getMajorRadius()*sin(curA), 2.0));
if (curR>1.0e-6) {
da[i] = fabs(pat->pattern[i] * styleFactor) / curR;
if (pat->pattern[i] * styleFactor > 0.0) {
if (tot+fabs(da[i])<length) {
painter->drawEllipse(cp,
r1, r2,
getAngle(),
curA,
curA + da[i],
false);
} else {
painter->drawEllipse(cp,
r1, r2,
getAngle(),
curA,
getAngle2(),
false);
}
}
}
curA+=da[i];
tot+=fabs(da[i]);
done=tot>length;
i++;
if (i>=pat->num) {
i=0;
}
} while(!done);
delete[] da;
}
}
/**
* Updates the entity buffer of this insert entity. This method
* needs to be called whenever the block this insert is based on changes.
*/
void RS_Insert::update() {
RS_DEBUG->print("RS_Insert::update");
RS_DEBUG->print("RS_Insert::update: name: %s", data.name.toLatin1().data());
// RS_DEBUG->print("RS_Insert::update: insertionPoint: %f/%f",
// data.insertionPoint.x, data.insertionPoint.y);
if (updateEnabled==false) {
return;
}
clear();
RS_Block* blk = getBlockForInsert();
if (blk==nullptr) {
//return nullptr;
RS_DEBUG->print("RS_Insert::update: Block is nullptr");
return;
}
if (isUndone()) {
RS_DEBUG->print("RS_Insert::update: Insert is in undo list");
return;
}
if (fabs(data.scaleFactor.x)<1.0e-6 || fabs(data.scaleFactor.y)<1.0e-6) {
RS_DEBUG->print("RS_Insert::update: scale factor is 0");
return;
}
RS_Pen tmpPen;
/*QListIterator<RS_Entity> it = createIterator();
RS_Entity* e;
while ( (e = it.current()) != nullptr ) {
++it;*/
RS_DEBUG->print("RS_Insert::update: cols: %d, rows: %d",
data.cols, data.rows);
RS_DEBUG->print("RS_Insert::update: block has %d entities",
blk->count());
//int i_en_counts=0;
for(auto e: *blk){
for (int c=0; c<data.cols; ++c) {
// RS_DEBUG->print("RS_Insert::update: col %d", c);
for (int r=0; r<data.rows; ++r) {
// i_en_counts++;
// RS_DEBUG->print("RS_Insert::update: row %d", r);
if (e->rtti()==RS2::EntityInsert &&
data.updateMode!=RS2::PreviewUpdate) {
// RS_DEBUG->print("RS_Insert::update: updating sub-insert");
((RS_Insert*)e)->update();
}
// RS_DEBUG->print("RS_Insert::update: cloning entity");
RS_Entity* ne;
if ( (data.scaleFactor.x - data.scaleFactor.y)>1.0e-6) {
if (e->rtti()== RS2::EntityArc) {
RS_Arc* a= (RS_Arc*)e;
ne = new RS_Ellipse(this, RS_EllipseData(a->getCenter(),
RS_Vector(a->getRadius(), 0), 1, a->getAngle1(),
a->getAngle2(), a->isReversed() ));
ne->setLayer(e->getLayer());
ne->setPen(e->getPen(false));
} else if (e->rtti()== RS2::EntityCircle) {
RS_Circle* a= (RS_Circle*)e;
ne = new RS_Ellipse(this, RS_EllipseData(a->getCenter(),
RS_Vector(a->getRadius(), 0),
1, 0.0,2.0*M_PI, false));
ne->setLayer(e->getLayer());
ne->setPen(e->getPen(false));
} else
ne = e->clone();
} else
ne = e->clone();
ne->initId();
ne->setUpdateEnabled(false);
// if entity layer are 0 set to insert layer to allow "1 layer control" bug ID #3602152
RS_Layer *l= ne->getLayer();//special fontchar block don't have
if (l != nullptr && ne->getLayer()->getName() == "0")
ne->setLayer(this->getLayer());
ne->setParent(this);
ne->setVisible(getFlag(RS2::FlagVisible));
// RS_DEBUG->print("RS_Insert::update: transforming entity");
// Move:
// RS_DEBUG->print("RS_Insert::update: move 1");
if (fabs(data.scaleFactor.x)>1.0e-6 &&
fabs(data.scaleFactor.y)>1.0e-6) {
ne->move(data.insertionPoint +
RS_Vector(data.spacing.x/data.scaleFactor.x*c,
data.spacing.y/data.scaleFactor.y*r));
}
else {
ne->move(data.insertionPoint);
}
// Move because of block base point:
// RS_DEBUG->print("RS_Insert::update: move 2");
ne->move(blk->getBasePoint()*-1);
// Scale:
// RS_DEBUG->print("RS_Insert::update: scale");
ne->scale(data.insertionPoint, data.scaleFactor);
// Rotate:
// RS_DEBUG->print("RS_Insert::update: rotate");
ne->rotate(data.insertionPoint, data.angle);
// Select:
ne->setSelected(isSelected());
// individual entities can be on indiv. layers
tmpPen = ne->getPen(false);
// color from block (free floating):
if (tmpPen.getColor()==RS_Color(RS2::FlagByBlock)) {
tmpPen.setColor(getPen().getColor());
}
// line width from block (free floating):
if (tmpPen.getWidth()==RS2::WidthByBlock) {
tmpPen.setWidth(getPen().getWidth());
}
// line type from block (free floating):
if (tmpPen.getLineType()==RS2::LineByBlock) {
tmpPen.setLineType(getPen().getLineType());
}
// now that we've evaluated all flags, let's strip them:
// TODO: strip all flags (width, line type)
//tmpPen.setColor(tmpPen.getColor().stripFlags());
ne->setPen(tmpPen);
ne->setUpdateEnabled(true);
if (data.updateMode!=RS2::PreviewUpdate) {
// RS_DEBUG->print("RS_Insert::update: updating new entity");
ne->update();
}
// RS_DEBUG->print("RS_Insert::update: adding new entity");
appendEntity(ne);
// std::cout<<"done # of entity: "<<i_en_counts<<std::endl;
}
}
}
calculateBorders();
RS_DEBUG->print("RS_Insert::update: OK");
}
void RS_Arc::draw(RS_Painter* painter, RS_GraphicView* view,
double /*patternOffset*/) {
if (painter==NULL || view==NULL) {
return;
}
//double styleFactor = getStyleFactor();
// simple style-less lines
if (getPen().getLineType()==RS2::SolidLine ||
isSelected() ||
view->getDrawingMode()==RS2::ModePreview) {
painter->drawArc(view->toGui(getCenter()),
getRadius() * view->getFactor().x,
getAngle1(), getAngle2(),
isReversed());
} else {
double styleFactor = getStyleFactor(view);
if (styleFactor<0.0) {
painter->drawArc(view->toGui(getCenter()),
getRadius() * view->getFactor().x,
getAngle1(), getAngle2(),
isReversed());
return;
}
// Pattern:
RS_LineTypePattern* pat;
if (isSelected()) {
pat = &patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL) {
return;
}
if (getRadius()<1.0e-6) {
return;
}
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
double a1;
double a2;
if (data.reversed) {
a2 = getAngle1();
a1 = getAngle2();
} else {
a1 = getAngle1();
a2 = getAngle2();
}
double* da; // array of distances in x.
int i; // index counter
double length = getAngleLength();
// create scaled pattern:
da = new double[pat->num];
for (i=0; i<pat->num; ++i) {
da[i] = fabs(pat->pattern[i] * styleFactor) / getRadius();
}
double tot=0.0;
i=0;
bool done = false;
double curA = a1;
//double cx = getCenter().x * factor.x + offsetX;
//double cy = - a->getCenter().y * factor.y + getHeight() - offsetY;
RS_Vector cp = view->toGui(getCenter());
double r = getRadius() * view->getFactor().x;
do {
if (pat->pattern[i] > 0.0) {
if (tot+da[i]<length) {
painter->drawArc(cp, r,
curA,
curA + da[i],
false);
} else {
painter->drawArc(cp, r,
curA,
a2,
false);
}
}
curA+=da[i];
tot+=da[i];
done=tot>length;
i++;
if (i>=pat->num) {
i=0;
}
} while(!done);
delete[] da;
}
}
void Plugin_Entity::updateData(QHash<int, QVariant> *data){
if (entity == NULL) return;
QHash<int, QVariant> hash = *data;
QString str;
RS_Vector vec;
RS_Pen epen = entity->getPen();
// double num;
if (hash.contains(DPI::LAYER)) {
str = (hash.take(DPI::LAYER)).toString();
entity->setLayer(str);
}
if (hash.contains(DPI::LTYPE)) {
str = (hash.take(DPI::LTYPE)).toString();
epen.setLineType( Converter.str2lt(str) );
}
if (hash.contains(DPI::LWIDTH)) {
str = (hash.take(DPI::LWIDTH)).toString();
epen.setWidth( Converter.str2lw(str) );
}
if (hash.contains(DPI::COLOR)) {
QColor color = hash.take(DPI::COLOR).value<QColor>();
epen.setColor(color);
}
entity->setPen(epen);
RS2::EntityType et = entity->rtti();
switch (et) {
//atomicEntity
case RS2::EntityLine: {
vec = static_cast<RS_Line*>(entity)->getStartpoint();
if (hash.contains(DPI::STARTX)) {
vec.x = (hash.take(DPI::STARTX)).toDouble();
}
if (hash.contains(DPI::STARTY)) {
vec.y = (hash.take(DPI::STARTY)).toDouble();
}
static_cast<RS_Line*>(entity)->setStartpoint(vec);
vec = static_cast<RS_Line*>(entity)->getEndpoint();
if (hash.contains(DPI::ENDX)) {
vec.x = (hash.take(DPI::ENDX)).toDouble();
}
if (hash.contains(DPI::ENDY)) {
vec.y = (hash.take(DPI::ENDY)).toDouble();
}
static_cast<RS_Line*>(entity)->setEndpoint(vec);
break;}
case RS2::EntityPoint: {
vec = static_cast<RS_Point*>(entity)->getPos();
if (hash.contains(DPI::STARTX)) {
vec.x = (hash.take(DPI::STARTX)).toDouble();
}
if (hash.contains(DPI::STARTY)) {
vec.y = (hash.take(DPI::STARTY)).toDouble();
}
static_cast<RS_Point*>(entity)->setPos(vec);
break; }
case RS2::EntityArc: {
RS_Arc *arc = static_cast<RS_Arc*>(entity);
vec = arc->getCenter();
if (hash.contains(DPI::STARTX)) {
vec.x = (hash.take(DPI::STARTX)).toDouble();
}
if (hash.contains(DPI::STARTY)) {
vec.y = (hash.take(DPI::STARTY)).toDouble();
}
arc->setCenter(vec);
if (hash.contains(DPI::RADIUS)) {
arc->setRadius( (hash.take(DPI::RADIUS)).toDouble() );
}
if (hash.contains(DPI::STARTANGLE)) {
arc->setAngle1( (hash.take(DPI::STARTANGLE)).toDouble() );
vec.y = (hash.take(DPI::STARTANGLE)).toDouble();
}
if (hash.contains(DPI::ENDANGLE)) {
arc->setAngle2( (hash.take(DPI::ENDANGLE)).toDouble() );
}
break;}
case RS2::EntityCircle: {
RS_Circle *cir = static_cast<RS_Circle*>(entity);
vec = cir->getCenter();
if (hash.contains(DPI::STARTX)) {
vec.x = (hash.take(DPI::STARTX)).toDouble();
}
if (hash.contains(DPI::STARTY)) {
vec.y = (hash.take(DPI::STARTY)).toDouble();
}
cir->setCenter(vec);
if (hash.contains(DPI::RADIUS)) {
cir->setRadius( (hash.take(DPI::RADIUS)).toDouble() );
}
break;}
case RS2::EntityEllipse: {
RS_Ellipse *ellipse = static_cast<RS_Ellipse*>(entity);
vec = ellipse->getCenter();
if (hash.contains(DPI::STARTX)) {
vec.x = (hash.take(DPI::STARTX)).toDouble();
}
if (hash.contains(DPI::STARTY)) {
vec.y = (hash.take(DPI::STARTY)).toDouble();
}
ellipse->setCenter(vec);
vec = ellipse->getMajorP();
if (hash.contains(DPI::ENDX)) {
vec.x = (hash.take(DPI::ENDX)).toDouble();
}
if (hash.contains(DPI::ENDY)) {
vec.y = (hash.take(DPI::ENDY)).toDouble();
}
ellipse->setMajorP(vec);
if (hash.contains(DPI::STARTANGLE)) {
ellipse->setAngle1((hash.take(DPI::STARTANGLE)).toDouble());
}
if (hash.contains(DPI::ENDANGLE)) {
ellipse->setAngle2((hash.take(DPI::ENDANGLE)).toDouble());
}
if (hash.contains(DPI::HEIGHT)) {
ellipse->setRatio((hash.take(DPI::HEIGHT)).toDouble());
}
if (hash.contains(DPI::REVERSED)) {
ellipse->setReversed( (hash.take(DPI::REVERSED)).toBool());
}
break;}
case RS2::EntitySolid: //TODO
//Only used in dimensions ?
break;
case RS2::EntityConstructionLine:
//Unused ?
break;
case RS2::EntityImage: {
break;}
case RS2::EntityOverlayBox:
//Unused ?
break;
//EntityContainer
case RS2::EntityInsert: {
break;}
case RS2::EntityText: {
RS_Text *txt = static_cast<RS_Text*>(entity);
bool move = false;
vec = txt->getInsertionPoint();
if (hash.contains(DPI::STARTX)) {
vec.x = (hash.take(DPI::STARTX)).toDouble() - vec.x;
move = true;
} else vec.x = 0;
if (hash.contains(DPI::STARTY)) {
vec.y = (hash.take(DPI::STARTY)).toDouble() - vec.y;
move = true;
} else vec.y = 0;
if (move)
txt->move(vec);
if (hash.contains(DPI::TEXTCONTENT)) {
txt->setText( (hash.take(DPI::TEXTCONTENT)).toString() );
}
if (hash.contains(DPI::STARTANGLE)) {
txt->setAngle( (hash.take(DPI::STARTANGLE)).toDouble() );
}
if (hash.contains(DPI::HEIGHT)) {
txt->setHeight( (hash.take(DPI::HEIGHT)).toDouble() );
}
break;}
case RS2::EntityHatch:
break;
case RS2::EntitySpline:
break;
case RS2::EntityPolyline: {
RS_Polyline *pl = static_cast<RS_Polyline*>(entity);
if (hash.take(DPI::CLOSEPOLY).toBool()) {
pl->setClosed(true);
}else{
pl->setClosed(false);
}
break;}
case RS2::EntityVertex:
break;
case RS2::EntityDimAligned:
break;
case RS2::EntityDimLinear:
break;
case RS2::EntityDimRadial:
break;
case RS2::EntityDimDiametric:
break;
case RS2::EntityDimAngular:
break;
case RS2::EntityDimLeader:
break;
case RS2::EntityUnknown:
default:
break;
}
entity->update();
}
void RS_Line::draw(RS_Painter* painter, RS_GraphicView* view, double& patternOffset) {
if (painter==NULL || view==NULL) {
return;
}
//only draw the visible portion of line
QVector<RS_Vector> endPoints(0);
RS_Vector vpMin(view->toGraph(0,view->getHeight()));
RS_Vector vpMax(view->toGraph(view->getWidth(),0));
QPolygonF visualBox(QRectF(vpMin.x,vpMin.y,vpMax.x-vpMin.x, vpMax.y-vpMin.y));
if( getStartpoint().isInWindowOrdered(vpMin, vpMax) ) endPoints<<getStartpoint();
if( getEndpoint().isInWindowOrdered(vpMin, vpMax) ) endPoints<<getEndpoint();
if(endPoints.size()<2){
QVector<RS_Vector> vertex;
for(unsigned short i=0;i<4;i++){
const QPointF& vp(visualBox.at(i));
vertex<<RS_Vector(vp.x(),vp.y());
}
for(unsigned short i=0;i<4;i++){
RS_Line line(NULL,RS_LineData(vertex.at(i),vertex.at((i+1)%4)));
auto&& vpIts=RS_Information::getIntersection(static_cast<RS_Entity*>(this), &line, true);
if( vpIts.size()==0) continue;
endPoints<<vpIts.get(0);
}
}
if(endPoints.size()<2) return;
if( (endPoints[0] - getStartpoint()).squared() >
(endPoints[1] - getStartpoint()).squared() ) std::swap(endPoints[0],endPoints[1]);
RS_Vector pStart(view->toGui(endPoints.at(0)));
RS_Vector pEnd(view->toGui(endPoints.at(1)));
// std::cout<<"draw line: "<<pStart<<" to "<<pEnd<<std::endl;
RS_Vector direction=pEnd-pStart;
if(isHelpLayer(true) && direction.squared() > RS_TOLERANCE){
//extend line on a help layer to fill the whole view
RS_Vector lb(0,0);
RS_Vector rt(view->getWidth(),view->getHeight());
QList<RS_Vector> rect;
rect<<lb<<RS_Vector(rt.x,lb.y);
rect<<rt<<RS_Vector(lb.x,rt.y);
rect<<lb;
RS_VectorSolutions sol;
RS_Line dLine(pStart,pEnd);
for(int i=0;i<4;i++){
RS_Line bLine(rect.at(i),rect.at(i+1));
RS_VectorSolutions sol2=RS_Information::getIntersection(&bLine, &dLine);
if( sol2.getNumber()>0 && bLine.isPointOnEntity(sol2.get(0),RS_TOLERANCE)) {
sol.push_back(sol2.get(0));
}
}
switch(sol.getNumber()){
case 2:
pStart=sol.get(0);
pEnd=sol.get(1);
break;
case 3:
case 4:
pStart=sol.get(0);
pEnd=sol.get(2);
break;
default:
return;
}
direction=pEnd-pStart;
}
double length=direction.magnitude();
patternOffset -= length;
if (( !isSelected() && (
getPen().getLineType()==RS2::SolidLine ||
view->getDrawingMode()==RS2::ModePreview)) ) {
//if length is too small, attempt to draw the line, could be a potential bug
painter->drawLine(pStart,pEnd);
return;
}
// double styleFactor = getStyleFactor(view);
// Pattern:
RS_LineTypePattern* pat;
if (isSelected()) {
// styleFactor=1.;
pat = &patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL) {
// patternOffset -= length;
RS_DEBUG->print(RS_Debug::D_WARNING,
"RS_Line::draw: Invalid line pattern");
painter->drawLine(pStart,pEnd);
return;
}
// patternOffset = remainder(patternOffset - length-0.5*pat->totalLength,pat->totalLength)+0.5*pat->totalLength;
if(length<=RS_TOLERANCE){
painter->drawLine(pStart,pEnd);
return; //avoid division by zero
}
direction/=length; //cos(angle), sin(angle)
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
// index counter
int i;
// pattern segment length:
double patternSegmentLength = pat->totalLength;
// create pattern:
RS_Vector* dp=new RS_Vector[pat->num > 0?pat->num:0];
double* ds=new double[pat->num > 0?pat->num:0];
if (pat->num >0 ){
double dpmm=static_cast<RS_PainterQt*>(painter)->getDpmm();
for (i=0; i<pat->num; ++i) {
// ds[j]=pat->pattern[i] * styleFactor;
//fixme, styleFactor support needed
ds[i]=dpmm*pat->pattern[i];
if( fabs(ds[i]) < 1. ) ds[i] = (ds[i]>=0.)?1.:-1.;
dp[i] = direction*fabs(ds[i]);
}
}else {
delete[] dp;
delete[] ds;
RS_DEBUG->print(RS_Debug::D_WARNING,"invalid line pattern for line, draw solid line instread");
painter->drawLine(view->toGui(getStartpoint()),
view->toGui(getEndpoint()));
return;
}
double total= remainder(patternOffset-0.5*patternSegmentLength,patternSegmentLength) -0.5*patternSegmentLength;
// double total= patternOffset-patternSegmentLength;
RS_Vector p1,p2,p3;
RS_Vector curP(pStart+direction*total);
double t2;
for(int j=0;total<length;j=(j+1)%i) {
// line segment (otherwise space segment)
t2=total+fabs(ds[j]);
p3=curP+dp[j];
if (ds[j]>0.0 && t2 > 0.0) {
// drop the whole pattern segment line, for ds[i]<0:
// trim end points of pattern segment line to line
p1 =(total > -0.5)? curP:pStart;
p2 =(t2<length+0.5)?p3:pEnd;
painter->drawLine(p1,p2);
}
total=t2;
curP=p3;
}
delete[] dp;
delete[] ds;
}
void RS_Ellipse::draw(RS_Painter* painter, RS_GraphicView* view, double& /*patternOffset*/) {
// std::cout<<"RS_Ellipse::draw(): begin\n";
if (painter==NULL || view==NULL) {
return;
}
//visible in grahic view
if(isVisibleInWindow(view)==false) return;
double ra(getMajorRadius()*view->getFactor().x);
double rb(getRatio()*ra);
if(rb<RS_TOLERANCE) {//ellipse too small
painter->drawLine(view->toGui(minV),view->toGui(maxV));
return;
}
double mAngle=getAngle();
RS_Vector cp(view->toGui(getCenter()));
if ( !isSelected() && (
getPen().getLineType()==RS2::SolidLine ||
view->getDrawingMode()==RS2::ModePreview)) {
painter->drawEllipse(cp,
ra, rb,
mAngle,
getAngle1(), getAngle2(),
isReversed());
return;
}
// Pattern:
RS_LineTypePattern* pat;
if (isSelected()) {
pat = &patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL) {
RS_DEBUG->print(RS_Debug::D_WARNING, "Invalid pattern for Ellipse");
return;
}
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
double a1(RS_Math::correctAngle(getAngle1()));
double a2(RS_Math::correctAngle(getAngle2()));
if (isReversed()) std::swap(a1,a2);
if(a2 <a1+RS_TOLERANCE_ANGLE) a2 +=2.*M_PI;
painter->setPen(pen);
int i(0),j(0);
double* ds = new double[pat->num>0?pat->num:0];
if(pat->num>0){
while( i<pat->num){
ds[i]=pat->pattern[i] ;//pattern length
i++;
}
j=i;
}else {
delete[] ds;
RS_DEBUG->print(RS_Debug::D_WARNING,"Invalid pattern when drawing ellipse");
painter->drawEllipse(cp,
ra, rb,
mAngle,
a1,
a2,
false);
return;
}
double tot=0.0;
double curA(a1);
double da,a3;
bool notDone(true);
for(i=0;notDone;i=(i+1)%j) {//draw patterned ellipse
a3 = curA + fabs(ds[i])/RS_Vector(ra*sin(curA),rb*cos(curA)).magnitude();
if(a3>a2){
a3=a2;
notDone=false;
}
tot += da;
if (ds[i]>0.){
painter->drawEllipse(cp,
ra, rb,
mAngle,
curA,
a3,
false);
}
curA=a3;
}
delete[] ds;
}
/**
* Updates the entity buffer of this insert entity. This method
* needs to be called whenever the block this insert is based on changes.
*/
void RS_Insert::update() {
RS_DEBUG->print("RS_Insert::update");
RS_DEBUG->print("RS_Insert::update: name: %s", data.name.latin1());
RS_DEBUG->print("RS_Insert::update: insertionPoint: %f/%f",
data.insertionPoint.x, data.insertionPoint.y);
if (updateEnabled==false) {
return;
}
clear();
RS_Block* blk = getBlockForInsert();
if (blk==NULL) {
//return NULL;
RS_DEBUG->print("RS_Insert::update: Block is NULL");
return;
}
if (isUndone()) {
RS_DEBUG->print("RS_Insert::update: Insert is in undo list");
return;
}
if (fabs(data.scaleFactor.x)<1.0e-6 || fabs(data.scaleFactor.y)<1.0e-6) {
RS_DEBUG->print("RS_Insert::update: scale factor is 0");
return;
}
RS_Pen tmpPen;
/*RS_PtrListIterator<RS_Entity> it = createIterator();
RS_Entity* e;
while ( (e = it.current()) != NULL ) {
++it;*/
RS_DEBUG->print("RS_Insert::update: cols: %d, rows: %d",
data.cols, data.rows);
RS_DEBUG->print("RS_Insert::update: block has %d entities",
blk->count());
for (RS_Entity* e=blk->firstEntity(); e!=NULL; e=blk->nextEntity()) {
for (int c=0; c<data.cols; ++c) {
RS_DEBUG->print("RS_Insert::update: col %d", c);
for (int r=0; r<data.rows; ++r) {
RS_DEBUG->print("RS_Insert::update: row %d", r);
if (e->rtti()==RS2::EntityInsert &&
data.updateMode!=RS2::PreviewUpdate) {
RS_DEBUG->print("RS_Insert::update: updating sub-insert");
((RS_Insert*)e)->update();
}
RS_DEBUG->print("RS_Insert::update: cloning entity");
RS_Entity* ne = e->clone();
ne->initId();
ne->setUpdateEnabled(false);
ne->setParent(this);
ne->setVisible(getFlag(RS2::FlagVisible));
RS_DEBUG->print("RS_Insert::update: transforming entity");
// Move:
RS_DEBUG->print("RS_Insert::update: move 1");
if (fabs(data.scaleFactor.x)>1.0e-6 &&
fabs(data.scaleFactor.y)>1.0e-6) {
ne->move(data.insertionPoint +
RS_Vector(data.spacing.x/data.scaleFactor.x*c,
data.spacing.y/data.scaleFactor.y*r));
}
else {
ne->move(data.insertionPoint);
}
// Move because of block base point:
RS_DEBUG->print("RS_Insert::update: move 2");
ne->move(blk->getBasePoint()*-1);
// Scale:
RS_DEBUG->print("RS_Insert::update: scale");
ne->scale(data.insertionPoint, data.scaleFactor);
// Rotate:
RS_DEBUG->print("RS_Insert::update: rotate");
ne->rotate(data.insertionPoint, data.angle);
// Select:
ne->setSelected(isSelected());
// individual entities can be on indiv. layers
tmpPen = ne->getPen(false);
// color from block (free floating):
if (tmpPen.getColor()==RS_Color(RS2::FlagByBlock)) {
tmpPen.setColor(getPen().getColor());
}
// line width from block (free floating):
if (tmpPen.getWidth()==RS2::WidthByBlock) {
tmpPen.setWidth(getPen().getWidth());
}
// line type from block (free floating):
if (tmpPen.getLineType()==RS2::LineByBlock) {
tmpPen.setLineType(getPen().getLineType());
}
// now that we've evaluated all flags, let's strip them:
// TODO: strip all flags (width, line type)
//tmpPen.setColor(tmpPen.getColor().stripFlags());
ne->setPen(tmpPen);
ne->setUpdateEnabled(true);
if (data.updateMode!=RS2::PreviewUpdate) {
RS_DEBUG->print("RS_Insert::update: updating new entity");
ne->update();
}
RS_DEBUG->print("RS_Insert::update: adding new entity");
addEntity(ne);
}
}
}
calculateBorders();
RS_DEBUG->print("RS_Insert::update: OK");
}
/**
* Gets the pen needed to draw this entity.
* The attributes can also come from the layer this entity is on
* if the flags are set accordingly.
*
* @param resolve true: Resolve the pen to a drawable pen (e.g. the pen
* from the layer or parent..)
* false: Don't resolve and return a pen or ByLayer, ByBlock, ...
*
* @return Pen for this entity.
*/
RS_Pen RS_Entity::getPen(bool resolve) const {
if (!resolve) {
return pen;
} else {
RS_Pen p = pen;
RS_Layer* l = getLayer(true);
// use parental attributes (e.g. vertex of a polyline, block
// entities when they are drawn in block documents):
if (parent) {
//if pen is invalid gets all from parent
if (!p.isValid() ) {
p = parent->getPen();
}
//pen is valid, verify byBlock parts
RS_EntityContainer* ep = parent;
//If parent is byblock check parent.parent (nested blocks)
while (p.getColor().isByBlock()){
if (ep) {
p.setColor(parent->getPen().getColor());
ep = ep->parent;
} else
break;
}
ep = parent;
while (p.getWidth()==RS2::WidthByBlock){
if (ep) {
p.setWidth(parent->getPen().getWidth());
ep = ep->parent;
} else
break;
}
ep = parent;
while (p.getLineType()==RS2::LineByBlock){
if (ep) {
p.setLineType(parent->getPen().getLineType());
ep = ep->parent;
} else
break;
}
}
// check byLayer attributes:
if (l) {
// use layer's color:
if (p.getColor().isByLayer()) {
p.setColor(l->getPen().getColor());
}
// use layer's width:
if (p.getWidth()==RS2::WidthByLayer) {
p.setWidth(l->getPen().getWidth());
}
// use layer's linetype:
if (p.getLineType()==RS2::LineByLayer) {
p.setLineType(l->getPen().getLineType());
}
//}
}
return p;
}
}
void RS_Line::draw(RS_Painter* painter, RS_GraphicView* view, double& patternOffset) {
if (painter==NULL || view==NULL) {
return;
}
//visible in grahic view
if(isVisibleInWindow(view)==false) return;
RS_Vector pStart(view->toGui(getStartpoint()));
RS_Vector pEnd(view->toGui(getEndpoint()));
// std::cout<<"draw line: "<<pStart<<" to "<<pEnd<<std::endl;
RS_Vector direction=pEnd-pStart;
if(isHelpLayer(true) && direction.squared() > RS_TOLERANCE){
//extend line on a help layer to fill the whole view
RS_Vector lb(0,0);
RS_Vector rt(view->getWidth(),view->getHeight());
QList<RS_Vector> rect;
rect<<lb<<RS_Vector(rt.x,lb.y);
rect<<rt<<RS_Vector(lb.x,rt.y);
rect<<lb;
RS_VectorSolutions sol;
RS_Line dLine(pStart,pEnd);
for(int i=0;i<4;i++){
RS_Line bLine(rect.at(i),rect.at(i+1));
RS_VectorSolutions sol2=RS_Information::getIntersection(&bLine, &dLine);
if( sol2.getNumber()>0 && bLine.isPointOnEntity(sol2.get(0),RS_TOLERANCE)) {
sol.push_back(sol2.get(0));
}
}
switch(sol.getNumber()){
case 2:
pStart=sol.get(0);
pEnd=sol.get(1);
break;
case 3:
case 4:
pStart=sol.get(0);
pEnd=sol.get(2);
break;
default:
return;
}
direction=pEnd-pStart;
}
double length=direction.magnitude();
patternOffset -= length;
if (( !isSelected() && (
getPen().getLineType()==RS2::SolidLine ||
view->getDrawingMode()==RS2::ModePreview)) ) {
//if length is too small, attempt to draw the line, could be a potential bug
painter->drawLine(pStart,pEnd);
return;
}
// double styleFactor = getStyleFactor(view);
// Pattern:
RS_LineTypePattern* pat;
if (isSelected()) {
// styleFactor=1.;
pat = &patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL) {
// patternOffset -= length;
RS_DEBUG->print(RS_Debug::D_WARNING,
"RS_Line::draw: Invalid line pattern");
painter->drawLine(pStart,pEnd);
return;
}
// patternOffset = remainder(patternOffset - length-0.5*pat->totalLength,pat->totalLength)+0.5*pat->totalLength;
if(length<=RS_TOLERANCE){
painter->drawLine(pStart,pEnd);
return; //avoid division by zero
}
direction/=length; //cos(angle), sin(angle)
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
// index counter
int i;
// pattern segment length:
double patternSegmentLength = pat->totalLength;
// create pattern:
RS_Vector* dp=new RS_Vector[pat->num > 0?pat->num:0];
double* ds=new double[pat->num > 0?pat->num:0];
if (pat->num >0 ){
for (i=0; i<pat->num; ++i) {
// ds[j]=pat->pattern[i] * styleFactor;
//fixme, styleFactor support needed
ds[i]=pat->pattern[i] ;
dp[i] = direction*fabs(ds[i]);
}
}else {
delete[] dp;
delete[] ds;
RS_DEBUG->print(RS_Debug::D_WARNING,"invalid line pattern for line, draw solid line instread");
painter->drawLine(view->toGui(getStartpoint()),
view->toGui(getEndpoint()));
return;
}
double total= remainder(patternOffset-0.5*patternSegmentLength,patternSegmentLength) -0.5*patternSegmentLength;
// double total= patternOffset-patternSegmentLength;
RS_Vector p1,p2,p3;
RS_Vector curP(pStart+direction*total);
double t2;
for(int j=0;total<length;j=(j+1)%i) {
// line segment (otherwise space segment)
t2=total+fabs(ds[j]);
p3=curP+dp[j];
if (ds[j]>0.0 && t2 > 0.0) {
// drop the whole pattern segment line, for ds[i]<0:
// trim end points of pattern segment line to line
p1 =(total > -0.5)? curP:pStart;
p2 =(t2<length+0.5)?p3:pEnd;
painter->drawLine(p1,p2);
}
total=t2;
curP=p3;
}
delete[] dp;
delete[] ds;
}
void RS_Circle::draw(RS_Painter* painter, RS_GraphicView* view, double& /*patternOffset*/) {
if (painter==NULL || view==NULL) {
return;
}
RS_Vector cp(view->toGui(getCenter()));
double ra(fabs(getRadius()*view->getFactor().x));
//double styleFactor = getStyleFactor();
// simple style-less lines
if ( !isSelected() && (
getPen().getLineType()==RS2::SolidLine ||
view->getDrawingMode()==RS2::ModePreview)) {
painter->drawArc(cp,
ra,
0.0, 2*M_PI,
false);
return;
}
// double styleFactor = getStyleFactor(view);
// if (styleFactor<0.0) {
// painter->drawArc(cp,
// ra,
// 0.0, 2*M_PI,
// false);
// return;
// }
// Pattern:
RS_LineTypePattern* pat;
if (isSelected()) {
pat = &patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL) {
return;
}
if (ra<1.){
painter->drawArc(cp,
ra,
0.0, 2*M_PI,
false);
return;
}
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
// create pattern:
double* da=new double[pat->num>0?pat->num:0];
int i(0),j(0); // index counter
if(pat->num>0){
while(i<pat->num){
// da[j] = pat->pattern[i++] * styleFactor;
//fixme, styleFactor needed
da[i] = pat->pattern[i]/ra ;
i++;
}
j=i;
}else {
//invalid pattern
delete[] da;
painter->drawArc(cp,
ra,
0.,2.*M_PI,
false);
return;
}
double curA ( 0.0);
double a2;
bool notDone=true;
for(i=0;notDone;i=(i+1)%j) {
a2= curA+fabs(da[i]);
if(a2>2.*M_PI) {
a2=2.*M_PI;
notDone=false;
}
if (da[i]>0.){
painter->drawArc(cp, ra,
curA,
a2,
false);
}
curA=a2;
}
delete[] da;
}
void RS_Line::draw(RS_Painter* painter, RS_GraphicView* view, double patternOffset)
{
if (painter==NULL || view==NULL)
{
return;
}
if (getPen().getLineType()==RS2::SolidLine ||
isSelected() ||
view->getDrawingMode()==RS2::ModePreview)
{
painter->drawLine(view->toGui(getStartpoint()),
view->toGui(getEndpoint()));
}
else
{
double styleFactor = getStyleFactor(view);
if (styleFactor<0.0)
{
painter->drawLine(view->toGui(getStartpoint()),
view->toGui(getEndpoint()));
return;
}
// Pattern:
RS_LineTypePattern* pat;
if (isSelected())
{
pat = &patternSelected;
}
else
{
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL)
{
RS_DEBUG->print(RS_Debug::D_WARNING,
"RS_Line::draw: Invalid line pattern");
return;
}
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
// index counter
int i;
// line data:
double length = getLength();
double angle = getAngle1();
// pattern segment length:
double patternSegmentLength = 0.0;
// create pattern:
RS_Vector* dp = new RS_Vector[pat->num];
for (i=0; i<pat->num; ++i)
{
dp[i] = RS_Vector(cos(angle) * fabs(pat->pattern[i] * styleFactor),
sin(angle) * fabs(pat->pattern[i] * styleFactor));
patternSegmentLength += fabs(pat->pattern[i] * styleFactor);
}
// handle pattern offset:
int m;
if (patternOffset<0.0)
{
m = (int)ceil(patternOffset / patternSegmentLength);
}
else
{
m = (int)floor(patternOffset / patternSegmentLength);
}
patternOffset -= (m*patternSegmentLength);
//if (patternOffset<0.0) {
// patternOffset+=patternSegmentLength;
//}
//RS_DEBUG->print("pattern. offset: %f", patternOffset);
RS_Vector patternOffsetVec;
patternOffsetVec.setPolar(patternOffset, angle);
double tot=patternOffset;
i=0;
bool done = false;
bool cutStartpoint, cutEndpoint, drop;
RS_Vector curP=getStartpoint()+patternOffsetVec;
do
{
cutStartpoint = false;
cutEndpoint = false;
drop = false;
// line segment (otherwise space segment)
if (pat->pattern[i]>0.0)
{
// drop the whole pattern segment line:
if (tot+pat->pattern[i]*styleFactor < 0.0)
{
drop = true;
}
else
{
// trim startpoint of pattern segment line to line startpoint
if (tot < 0.0)
{
cutStartpoint = true;
}
// trim endpoint of pattern segment line to line endpoint
if (tot+pat->pattern[i]*styleFactor > length)
{
cutEndpoint = true;
}
}
if (drop)
{
// do nothing
}
else
{
RS_Vector p1 = curP;
RS_Vector p2 = curP + dp[i];
if (cutStartpoint)
{
p1 = getStartpoint();
}
if (cutEndpoint)
{
p2 = getEndpoint();
}
painter->drawLine(view->toGui(p1),
view->toGui(p2));
}
}
curP+=dp[i];
tot+=fabs(pat->pattern[i]*styleFactor);
//RS_DEBUG->print("pattern. tot: %f", tot);
done=tot>length;
i++;
if (i>=pat->num)
{
i=0;
}
}
while(!done);
delete[] dp;
}
}
void RS_Line::draw(RS_Painter* painter, RS_GraphicView* view, double& patternOffset) {
if (! (painter && view)) {
return;
}
//only draw the visible portion of line
LC_Rect const viewportRect{view->toGraph(0, 0),
view->toGraph(view->getWidth(), view->getHeight())};
RS_VectorSolutions endPoints(0);
if (viewportRect.inArea(getStartpoint(), RS_TOLERANCE))
endPoints.push_back(getStartpoint());
if (viewportRect.inArea(getEndpoint(), RS_TOLERANCE))
endPoints.push_back(getEndpoint());
RS_EntityContainer ec(nullptr);
ec.addRectangle(viewportRect.minP(), viewportRect.maxP());
if (endPoints.size()<2){
RS_VectorSolutions vpIts;
for(auto p: ec) {
auto const sol=RS_Information::getIntersection(this, p, true);
for (auto const& vp: sol) {
if (vpIts.getClosestDistance(vp) <= RS_TOLERANCE * 10.)
continue;
vpIts.push_back(vp);
}
}
for (auto const& vp: vpIts) {
if (endPoints.getClosestDistance(vp) <= RS_TOLERANCE * 10.)
continue;
endPoints.push_back(vp);
}
}
if (endPoints.size()<2) return;
if ((endPoints[0] - getStartpoint()).squared() >
(endPoints[1] - getStartpoint()).squared() )
std::swap(endPoints[0],endPoints[1]);
RS_Vector pStart{view->toGui(endPoints.at(0))};
RS_Vector pEnd{view->toGui(endPoints.at(1))};
// std::cout<<"draw line: "<<pStart<<" to "<<pEnd<<std::endl;
RS_Vector direction = pEnd-pStart;
if (isConstruction(true) && direction.squared() > RS_TOLERANCE){
//extend line on a construction layer to fill the whole view
RS_VectorSolutions vpIts;
for(auto p: ec) {
auto const sol=RS_Information::getIntersection(this, p, false);
for (auto const& vp: sol) {
if (vpIts.getClosestDistance(vp) <= RS_TOLERANCE * 10.)
continue;
vpIts.push_back(vp);
}
}
//draw construction lines up to viewport border
switch (vpIts.size()) {
case 2:
// no need to sort intersections
break;
case 3:
case 4: {
// will use the inner two points
size_t i{0};
for (size_t j = 2; j < vpIts.size(); ++j) {
if (viewportRect.inArea(vpIts.at(j), RS_TOLERANCE * 10.))
std::swap(vpIts[j], vpIts[i++]);
}
}
break;
default:
//should not happen
return;
}
pStart=view->toGui(vpIts.get(0));
pEnd=view->toGui(vpIts.get(1));
direction=pEnd-pStart;
}
double length=direction.magnitude();
patternOffset -= length;
if (( !isSelected() && (
getPen().getLineType()==RS2::SolidLine ||
view->getDrawingMode()==RS2::ModePreview)) ) {
//if length is too small, attempt to draw the line, could be a potential bug
painter->drawLine(pStart,pEnd);
return;
}
// double styleFactor = getStyleFactor(view);
// Pattern:
const RS_LineTypePattern* pat;
if (isSelected()) {
// styleFactor=1.;
pat = &RS_LineTypePattern::patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (!pat) {
// patternOffset -= length;
RS_DEBUG->print(RS_Debug::D_WARNING,
"RS_Line::draw: Invalid line pattern");
painter->drawLine(pStart,pEnd);
return;
}
// patternOffset = remainder(patternOffset - length-0.5*pat->totalLength,pat->totalLength)+0.5*pat->totalLength;
if(length<=RS_TOLERANCE){
painter->drawLine(pStart,pEnd);
return; //avoid division by zero
}
direction/=length; //cos(angle), sin(angle)
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
// index counter
size_t i;
// pattern segment length:
double patternSegmentLength = pat->totalLength;
// create pattern:
size_t const patnum=pat->num > 0?pat->num:0;
std::vector<RS_Vector> dp(patnum);
std::vector<double> ds(patnum, 0.);
if (pat->num >0 ){
double dpmm=static_cast<RS_PainterQt*>(painter)->getDpmm();
for (i=0; i<pat->num; ++i) {
// ds[j]=pat->pattern[i] * styleFactor;
//fixme, styleFactor support needed
ds[i]=dpmm*pat->pattern[i];
if (fabs(ds[i]) < 1. ) ds[i] = (ds[i]>=0.)?1.:-1.;
dp[i] = direction*fabs(ds[i]);
}
} else {
RS_DEBUG->print(RS_Debug::D_WARNING,"invalid line pattern for line, draw solid line instread");
painter->drawLine(view->toGui(getStartpoint()),
view->toGui(getEndpoint()));
return;
}
double total= remainder(patternOffset-0.5*patternSegmentLength,patternSegmentLength) -0.5*patternSegmentLength;
// double total= patternOffset-patternSegmentLength;
RS_Vector curP{pStart+direction*total};
for (int j=0; total<length; j=(j+1)%i) {
// line segment (otherwise space segment)
double const t2=total+fabs(ds[j]);
RS_Vector const& p3=curP+dp[j];
if (ds[j]>0.0 && t2 > 0.0) {
// drop the whole pattern segment line, for ds[i]<0:
// trim end points of pattern segment line to line
RS_Vector const& p1 =(total > -0.5)?curP:pStart;
RS_Vector const& p2 =(t2<length+0.5)?p3:pEnd;
painter->drawLine(p1,p2);
}
total=t2;
curP=p3;
}
}
/** directly draw the arc, assuming the whole arc is within visible window */
void RS_Arc::drawVisible(RS_Painter* painter, RS_GraphicView* view,
double& patternOffset) {
if (painter==NULL || view==NULL) {
return;
}
//visible in grahic view
if(isVisibleInWindow(view)==false) return;
RS_Vector cp=view->toGui(getCenter());
double ra=getRadius()*view->getFactor().x;
double length=getLength()*view->getFactor().x;
//double styleFactor = getStyleFactor();
patternOffset -= length;
// simple style-less lines
if ( !isSelected() && (
getPen().getLineType()==RS2::SolidLine ||
view->getDrawingMode()==RS2::ModePreview)) {
painter->drawArc(cp,
ra,
getAngle1(), getAngle2(),
isReversed());
return;
}
// double styleFactor = getStyleFactor(view);
// if (styleFactor<0.0) {
// painter->drawArc(cp,
// ra,
// getAngle1(), getAngle2(),
// isReversed());
// return;
// }
// Pattern:
const RS_LineTypePattern* pat;
if (isSelected()) {
pat = &RS_LineTypePattern::patternSelected;
} else {
pat = view->getPattern(getPen().getLineType());
}
if (pat==NULL|| ra<0.5) {//avoid division by zero from small ra
RS_DEBUG->print("%s: Invalid line pattern or radius too small, drawing arc using solid line", __func__);
painter->drawArc(cp, ra,
getAngle1(),getAngle2(),
isReversed());
return;
}
// patternOffset=remainder(patternOffset - length -0.5*pat->totalLength,pat->totalLength)+0.5*pat->totalLength;
if (ra<RS_TOLERANCE_ANGLE){
return;
}
// Pen to draw pattern is always solid:
RS_Pen pen = painter->getPen();
pen.setLineType(RS2::SolidLine);
painter->setPen(pen);
// create scaled pattern:
std::vector<double> da(0);
double patternSegmentLength(pat->totalLength);
double ira=1./ra;
size_t i(0); // index counter
if(pat->num>0) {
double dpmm=static_cast<RS_PainterQt*>(painter)->getDpmm();
da.resize(pat->num);
while(i<pat->num){
// da[j] = pat->pattern[i++] * styleFactor;
//fixme, stylefactor needed
da[i] =dpmm*(isReversed()? -fabs(pat->pattern[i]):fabs(pat->pattern[i]));
if( fabs(da[i]) < 1. ) da[i] = (da[i]>=0.)?1.:-1.;
da[i] *= ira;
i++;
}
}else {
//invalid pattern
RS_DEBUG->print(RS_Debug::D_WARNING, "RS_Arc::draw(): invalid line pattern\n");
painter->drawArc(cp,
ra,
getAngle1(), getAngle2(),
isReversed());
return;
}
// bool done = false;
double total=remainder(patternOffset-0.5*patternSegmentLength,patternSegmentLength)-0.5*patternSegmentLength;
double a1(RS_Math::correctAngle(getAngle1()));
double a2(RS_Math::correctAngle(getAngle2()));
if(isReversed()) {//always draw from a1 to a2, so, patternOffset is is automatic
if(a1<a2+RS_TOLERANCE_ANGLE) a2 -= 2.*M_PI;
total = a1 - total*ira; //in angle
}else{
if(a2<a1+RS_TOLERANCE_ANGLE) a2 += 2.*M_PI;
total = a1 + total*ira; //in angle
}
double limit(fabs(a1-a2));
double t2;
double a11,a21;
for(int j=0; fabs(total-a1)<limit ;j=(j+1)%i) {
t2=total+da[j];
if(pat->pattern[j]>0.0) {
if (fabs(t2-a2)<limit) {
a11=(fabs(total-a2)<limit)?total:a1;
a21=(fabs(t2-a1)<limit)?t2:a2;
painter->drawArc(cp, ra,
a11,
a21,
isReversed());
}
}
total=t2;
}
}