RS_Vector RS_Image::getNearestPointOnEntity(const RS_Vector& coord,
bool onEntity, double* dist, RS_Entity** entity) const{
if (entity!=NULL) {
*entity = const_cast<RS_Image*>(this);
}
RS_VectorSolutions corners =getCorners();
//allow selecting image by clicking within images, bug#3464626
if(containsPoint(coord)){
//if coord is within image
if(dist!=NULL) *dist=0.;
return coord;
}
RS_VectorSolutions points(4);
RS_Line l[] =
{
RS_Line(NULL, RS_LineData(corners.get(0), corners.get(1))),
RS_Line(NULL, RS_LineData(corners.get(1), corners.get(2))),
RS_Line(NULL, RS_LineData(corners.get(2), corners.get(3))),
RS_Line(NULL, RS_LineData(corners.get(3), corners.get(0)))
};
for (int i=0; i<4; ++i) {
points.set(i, l[i].getNearestPointOnEntity(coord, onEntity));
}
return points.getClosest(coord, dist);
}
/**
* 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);
}
}
}
RS_Vector RS_Image::getNearestDist(double distance,
const RS_Vector& coord,
double* dist) {
RS_VectorSolutions corners = getCorners();
RS_VectorSolutions points(4);
RS_Line l[] =
{
RS_Line(NULL, RS_LineData(corners.get(0), corners.get(1))),
RS_Line(NULL, RS_LineData(corners.get(1), corners.get(2))),
RS_Line(NULL, RS_LineData(corners.get(2), corners.get(3))),
RS_Line(NULL, RS_LineData(corners.get(3), corners.get(0)))
};
for (int i=0; i<4; ++i) {
points.set(i, l[i].getNearestDist(distance, coord, dist));
}
return points.getClosest(coord, dist);
}
double RS_Image::getDistanceToPoint(const RS_Vector& coord,
RS_Entity** entity,
RS2::ResolveLevel /*level*/,
double /*solidDist*/) const{
if (entity!=NULL) {
*entity = const_cast<RS_Image*>(this);
}
RS_VectorSolutions corners = getCorners();
//allow selecting image by clicking within images, bug#3464626
if(containsPoint(coord)){
//if coord is on image
RS_SETTINGS->beginGroup("/Appearance");
bool draftMode = (bool)RS_SETTINGS->readNumEntry("/DraftMode", 0);
RS_SETTINGS->endGroup();
if(!draftMode) return double(0.);
}
//continue to allow selecting by image edges
double dist;
double minDist = RS_MAXDOUBLE;
RS_Line l[] =
{
RS_Line(NULL, RS_LineData(corners.get(0), corners.get(1))),
RS_Line(NULL, RS_LineData(corners.get(1), corners.get(2))),
RS_Line(NULL, RS_LineData(corners.get(2), corners.get(3))),
RS_Line(NULL, RS_LineData(corners.get(3), corners.get(0)))
};
for (int i=0; i<4; ++i) {
dist = l[i].getDistanceToPoint(coord, NULL);
if (dist<minDist) {
minDist = dist;
}
}
return minDist;
}
bool RS_ActionDrawCircleTan3::getData(){
if(getStatus() != SetCircle3) return false;
//find the nearest circle
int i=0;
for(;i<circles.size();++i)
if(circles[i]->rtti() == RS2::EntityLine) break;
candidates.clear();
const int i1=(i+1)%3;
const int i2=(i+2)%3;
if(i<circles.size() && circles[i]->rtti() == RS2::EntityLine){
LC_Quadratic lc0(circles[i],circles[i1],false);
LC_Quadratic lc01(circles[i],circles[i1],true);
LC_Quadratic lc1;
RS_VectorSolutions sol;
//detect degenerate case two circles with the same radius
if(circles[i1]->rtti()== RS2::EntityCircle &&
circles[i2]->rtti()== RS2::EntityCircle
){
RS_Circle* c1=static_cast<RS_Circle*>(circles[i1]);
RS_Circle* c2=static_cast<RS_Circle*>(circles[i2]);
if(fabs(fabs(c1->getRadius())-fabs(c2->getRadius()))<RS_TOLERANCE){
//degenerate
const RS_Vector p0=(c1->getCenter()+c2->getCenter())*0.5;
const RS_Vector p1=p0 + (c1->getCenter() - p0).rotate(0.5*M_PI);
lc1=RS_Line(NULL, RS_LineData(p0,p1 )).getQuadratic();
sol=LC_Quadratic::getIntersection(lc0,lc1);
sol.appendTo(LC_Quadratic::getIntersection(lc01,lc1));
lc1=RS_Line(NULL, RS_LineData(c1->getCenter(),c1->getCenter())).getQuadratic();
sol.appendTo(LC_Quadratic::getIntersection(lc0,lc1));
sol.appendTo(LC_Quadratic::getIntersection(lc01,lc1));
}
}
if(sol.size()==0) {
switch(circles[i2]->rtti()){
case RS2::EntityCircle:
lc1=LC_Quadratic(circles[i],circles[i2], true);
sol.appendTo(LC_Quadratic::getIntersection(lc01,lc1));
if(circles[i1]->rtti()== RS2::EntityCircle )
sol.appendTo(LC_Quadratic::getIntersection(lc01,lc1));
//there's no break, because the default part would be run for circles as well
default:
lc1=LC_Quadratic(circles[i],circles[i2]);
sol.appendTo(LC_Quadratic::getIntersection(lc01,lc1));
if(circles[i1]->rtti()== RS2::EntityCircle )
sol.appendTo(LC_Quadratic::getIntersection(lc01,lc1));
}
}
double d;
//line passes circle center, need a second parabola as the image of the line
for(int j=1;j<=2;j++){
if(circles[(i+j)%3]->rtti() == RS2::EntityCircle){
circles[i]->getNearestPointOnEntity(circles[(i+j)%3]->getCenter(),
false,&d);
if(d<RS_TOLERANCE) {
LC_Quadratic lc2(circles[i],circles[(i+j)%3], true);
sol.appendTo(LC_Quadratic::getIntersection(lc2,lc1));
}
}
}
//clean up duplicate and invalid
RS_VectorSolutions sol1;
for(size_t j=0; j<sol.size(); ++j){
const RS_Vector&& vp=sol.at(j);
if(vp.magnitude()>RS_MAXDOUBLE) continue;
if(sol1.size())
if(sol1.getClosestDistance(vp)<RS_TOLERANCE) continue;
sol1.push_back(vp);
}
for(size_t j=0;j<sol1.size();j++){
circles[i]->getNearestPointOnEntity(sol1[j],false,&d);
RS_CircleData data(sol1[j],d);
if(circles[(i+1)%3]->isTangent(data)==false) continue;
if(circles[(i+2)%3]->isTangent(data)==false) continue;
candidates<<RS_Circle(NULL,data);
}
}else{
RS_Circle c(NULL,cData);
candidates=c.createTan3(circles);
}
valid = ( candidates.size() >0);
return valid;
}
/**
* Creates a dimensioning line (line with one, two or no arrows and a text).
*
* @param forceAutoText Automatically reposition the text label.
*/
void RS_Dimension::updateCreateDimensionLine(const RS_Vector& p1,
const RS_Vector& p2, bool arrow1, bool arrow2, bool forceAutoText) {
// general scale (DIMSCALE)
double dimscale = getGeneralScale();
// text height (DIMTXT)
double dimtxt = getTextHeight()*dimscale;
// text distance to line (DIMGAP)
double dimgap = getDimensionLineGap()*dimscale;
// length of dimension line:
double distance = p1.distanceTo(p2);
// arrow size:
double arrowSize = getArrowSize()*dimscale;
// do we have to put the arrows outside of the line?
bool outsideArrows = (distance<arrowSize*2.5);
// arrow angles:
double arrowAngle1, arrowAngle2;
// Create dimension line:
RS_Line* dimensionLine = new RS_Line(this, RS_LineData(p1, p2));
dimensionLine->setPen(RS_Pen(RS2::FlagInvalid));
dimensionLine->setLayer(NULL);
addEntity(dimensionLine);
if (outsideArrows==false) {
arrowAngle1 = dimensionLine->getAngle2();
arrowAngle2 = dimensionLine->getAngle1();
} else {
arrowAngle1 = dimensionLine->getAngle1();
arrowAngle2 = dimensionLine->getAngle2();
// extend dimension line outside arrows
RS_Vector dir;
dir.setPolar(arrowSize*2, arrowAngle2);
dimensionLine->setStartpoint(p1 + dir);
dimensionLine->setEndpoint(p2 - dir);
}
double dimtsz=getTickSize()*dimscale;
if(dimtsz < 0.01) {
//display arrow
// Arrows:
RS_SolidData sd;
RS_Solid* arrow;
if (arrow1) {
// arrow 1
arrow = new RS_Solid(this, sd);
arrow->shapeArrow(p1,
arrowAngle1,
arrowSize);
arrow->setPen(RS_Pen(RS2::FlagInvalid));
arrow->setLayer(NULL);
addEntity(arrow);
}
if (arrow2) {
// arrow 2:
arrow = new RS_Solid(this, sd);
arrow->shapeArrow(p2,
arrowAngle2,
arrowSize);
arrow->setPen(RS_Pen(RS2::FlagInvalid));
arrow->setLayer(NULL);
addEntity(arrow);
}
}else{
//display ticks
// Arrows:
RS_Line* tick;
RS_Vector tickVector;
tickVector.setPolar(dimtsz,arrowAngle1 + M_PI*0.25); //tick is 45 degree away
if (arrow1) {
// tick 1
tick = new RS_Line(this, p1-tickVector, p1+tickVector);
tick->setPen(RS_Pen(RS2::FlagInvalid));
tick->setLayer(NULL);
addEntity(tick);
}
if (arrow2) {
// tick 2:
tick = new RS_Line(this, p2-tickVector, p2+tickVector);
tick->setPen(RS_Pen(RS2::FlagInvalid));
tick->setLayer(NULL);
addEntity(tick);
}
}
// Text label:
RS_MTextData textData;
RS_Vector textPos;
double dimAngle1 = dimensionLine->getAngle1();
double textAngle;
bool corrected=false;
if (getAlignText())
textAngle =0.0;
else
textAngle = RS_Math::makeAngleReadable(dimAngle1, true, &corrected);
if (data.middleOfText.valid && !forceAutoText) {
textPos = data.middleOfText;
} else {
textPos = dimensionLine->getMiddlePoint();
if (!getAlignText()) {
RS_Vector distV;
// rotate text so it's readable from the bottom or right (ISO)
// quadrant 1 & 4
if (corrected) {
distV.setPolar(dimgap + dimtxt/2.0, dimAngle1-M_PI/2.0);
} else {
distV.setPolar(dimgap + dimtxt/2.0, dimAngle1+M_PI/2.0);
}
// move text away from dimension line:
textPos+=distV;
}
//// the next update should still be able to adjust this
//// auto text position. leave it invalid
data.middleOfText = textPos;
}
textData = RS_MTextData(textPos,
dimtxt, 30.0,
RS_MTextData::VAMiddle,
RS_MTextData::HACenter,
RS_MTextData::LeftToRight,
RS_MTextData::Exact,
1.0,
getLabel(),
"standard",
textAngle);
RS_MText* text = new RS_MText(this, textData);
// move text to the side:
RS_Vector distH;
if (text->getUsedTextWidth()>distance) {
distH.setPolar(text->getUsedTextWidth()/2.0
+distance/2.0+dimgap, textAngle);
text->move(distH);
}
text->setPen(RS_Pen(RS2::FlagInvalid));
text->setLayer(NULL);
//horizontal text, split dimensionLine
if (getAlignText()) {
double w =text->getUsedTextWidth()/2+dimgap;
double h = text->getUsedTextHeight()/2+dimgap;
RS_Vector v1 = textPos - RS_Vector(w, h);
RS_Vector v2 = textPos + RS_Vector(w, h);
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 sol1, sol2;
int inters= 0;
do {
sol1 = RS_Information::getIntersection(dimensionLine, &(l[inters++]), true);
} while (!sol1.hasValid() && inters < 4);
if (!sol1.hasValid()) {
do {
sol2 = RS_Information::getIntersection(dimensionLine, &(l[inters++]), true);
} while (!sol2.hasValid() && inters < 4);
}
//are text intersecting dimensionLine?
if (sol1.hasValid() && sol2.hasValid()) {
//yes, split dimension line
RS_Line* dimensionLine2 = (RS_Line*)dimensionLine->clone();
v1 = sol1.get(0);
v2 = sol2.get(0);
if (p1.distanceTo(v1) < p1.distanceTo(v2)) {
dimensionLine->setEndpoint(v1);
dimensionLine2->setStartpoint(v2);
} else {
dimensionLine->setEndpoint(v2);
dimensionLine2->setStartpoint(v1);
}
addEntity(dimensionLine2);
}
}
addEntity(text);
}
bool RS_Solid::isInCrossWindow(const RS_Vector& v1,const RS_Vector& v2)const {
// bool sol = false;
RS_Vector vBL, vTR;
RS_VectorSolutions sol;
//sort imput vectors to BottomLeft & TopRight
if (v1.x<v2.x) {
vBL.x = v1.x;
vTR.x = v2.x;
} else {
vBL.x = v2.x;
vTR.x = v1.x;
}
if (v1.y<v2.y) {
vBL.y = v1.y;
vTR.y = v2.y;
} else {
vBL.y = v2.y;
vTR.y = v1.y;
}
//Check if is out of window
if ( getMin().x > vTR.x || getMax().x < vBL.x
|| getMin().y > vTR.y || getMax().y < vBL.y) {
return false;
}
std::vector<RS_Line> l;
l.push_back(RS_Line(nullptr, RS_LineData(data.corner[0], data.corner[1])));
l.push_back(RS_Line(nullptr, RS_LineData(data.corner[1], data.corner[2])));
if (data.corner[3].valid) {
l.push_back(RS_Line(nullptr, RS_LineData(data.corner[2], data.corner[3])));
l.push_back(RS_Line(nullptr, RS_LineData(data.corner[3], data.corner[0])));
} else {
l.push_back(RS_Line(nullptr, RS_LineData(data.corner[2], data.corner[0])));
}
//Find crossing edge
if (getMax().x > vBL.x && getMin().x < vBL.x) {//left
RS_Line edge = RS_Line(nullptr, RS_LineData(vBL, RS_Vector(vBL.x, vTR.y)));
for(auto const& l0: l) {
sol = RS_Information::getIntersection(&edge, &l0, true);
if (sol.hasValid()) {
return true;
}
}
}
if (getMax().x > vTR.x && getMin().x < vTR.x) {//right
RS_Line edge = RS_Line(nullptr, RS_LineData(RS_Vector(vTR.x, vBL.y), vTR));
for(auto const& l0: l) {
sol = RS_Information::getIntersection(&edge, &l0, true);
if (sol.hasValid()) {
return true;
}
}
}
if (getMax().y > vBL.y && getMin().y < vBL.y) {//bottom
RS_Line edge = RS_Line(nullptr, RS_LineData(vBL, RS_Vector(vTR.x, vBL.y)));
for(auto const& l0: l) {
sol = RS_Information::getIntersection(&edge, &l0, true);
if (sol.hasValid()) {
return true;
}
}
}
if(getMax().y > vTR.y && getMin().y < vTR.y) {//top
RS_Line edge = RS_Line(nullptr, RS_LineData(RS_Vector(vBL.x, vTR.y), vTR));
for(auto const& l0: l) {
sol = RS_Information::getIntersection(&edge, &l0, true);
if (sol.hasValid()) {
return true;
}
}
}
return false;
}
/**
* Selects all circles (and arcs min. 3/4 circle) with same diameter and same layer,
* in a window (v1, v2)
* mosty used with CAM bores
*
* @param e Must be an circle or arc (min. 3/4 circle)
*/
void RS_Selection::selectCircles(RS_Entity* e, RS_Vector v1, RS_Vector v2 /*, bool inside=true */ )
{
if (e==NULL)
return;
if (!e->isAtomic())
return;
e->toggleSelected();
// bool cross = v2.y > v1.y;
bool cross = v1.x > v2.x;
bool select = !e->isSelected();
RS_AtomicEntity* ae = (RS_AtomicEntity*)e;
double r_clicked = 0;
RS_Layer* layer_clicked = 0;
if (graphicView!=NULL)
graphicView->drawEntity(e);
if (ae->rtti()==RS2::EntityArc || ae->rtti()==RS2::EntityCircle)
{
r_clicked = ae->getRadius();
if (ae->rtti()==RS2::EntityArc)
if(ae->getAngleLength() < 4.66) /* ca. 267 grad (knapp 3/4 kreis) */
{
r_clicked = 0;
RS_DIALOGFACTORY->commandMessage("selected arc has AngleLength < 4.66");
}
layer_clicked = ae->getLayer();
}
for (RS_Entity* en=container->firstEntity(); en!=NULL; en=container->nextEntity())
{
int included = 0;
if (en!=NULL && en->isVisible() &&
en->isAtomic() && en->isSelected()!=select &&
(en->rtti()==RS2::EntityArc || en->rtti()==RS2::EntityCircle) &&
(en->getLayer()==NULL || en->getLayer()->isLocked()==false))
{
ae = (RS_AtomicEntity*)en;
if(en->isInWindow(v1, v2))
included++;
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 (ae->isContainer())
continue;
else
{
for (int i=0; i<4; ++i)
{
sol = RS_Information::getIntersection(ae, &l[i], true);
if (sol.hasValid())
{
included++;
break;
}
}
}
}
// -----------------------
if(included)
{
double rc = ae->getRadius();
double rdiff = fabs (rc - r_clicked);
if ((r_clicked > 0.000003) && (0.000003 > rdiff) && (ae->getLayer() == layer_clicked))
{
if (graphicView!=NULL)
{
graphicView->deleteEntity(ae);
}
ae->setSelected(select);
if (graphicView!=NULL)
{
graphicView->drawEntity(ae);
}
}
}
}
}
//std::cerr << "ende in rs_selection.cpp \n";
}
