/**
* Draws the grid.
*
* @see drawIt()
*/
void RS_GraphicView::drawGrid(RS_Painter *painter) {
if (!(grid && isGridOn())) return;
// draw grid:
//painter->setPen(Qt::gray);
painter->setPen(gridColor);
//grid->updatePointArray();
auto const& pts = grid->getPoints();
for(auto const& v: pts){
painter->drawGridPoint(toGui(v));
}
// draw grid info:
//painter->setPen(Qt::white);
QString info = grid->getInfo();
//info = QString("%1 / %2")
// .arg(grid->getSpacing())
// .arg(grid->getMetaSpacing());
updateGridStatusWidget(info);
}
/**
* Draws the grid.
*
* @see drawIt()
*/
void RS_GraphicView::drawGrid(RS_Painter *painter) {
if (grid==NULL || isGridOn()==false) {
return;
}
// draw grid:
//painter->setPen(Qt::gray);
painter->setPen(gridColor);
// grid->updatePointArray();
RS_Vector* pts = grid->getPoints();
if (pts!=NULL) {
for (int i=0; i<grid->count(); ++i) {
painter->drawGridPoint(toGui(pts[i]));
}
}
// draw grid info:
//painter->setPen(Qt::white);
QString info = grid->getInfo();
//info = QString("%1 / %2")
// .arg(grid->getSpacing())
// .arg(grid->getMetaSpacing());
updateGridStatusWidget(info);
}
/**
* Draws the paper border (for print previews).
* This function can ONLY be called from within a paintEvent because it will
* use the painter
*
* @see drawIt()
*/
void RS_GraphicView::drawPaper(RS_Painter *painter) {
if (!container) {
return;
}
RS_Graphic* graphic = container->getGraphic();
if (graphic->getPaperScale()<1.0e-6) {
return;
}
// draw paper:
// RVT_PORT rewritten from painter->setPen(Qt::gray);
painter->setPen(QColor(Qt::gray));
RS_Vector pinsbase = graphic->getPaperInsertionBase();
RS_Vector size = graphic->getPaperSize();
double scale = graphic->getPaperScale();
RS_Vector v1 = toGui((RS_Vector(0,0)-pinsbase)/scale);
RS_Vector v2 = toGui((size-pinsbase)/scale);
// gray background:
painter->fillRect(0,0, getWidth(), getHeight(),
RS_Color(200,200,200));
// shadow
painter->fillRect(
(int)(v1.x)+6, (int)(v1.y)+6,
(int)((v2.x-v1.x)), (int)((v2.y-v1.y)),
RS_Color(64,64,64));
// border:
painter->fillRect(
(int)(v1.x), (int)(v1.y),
(int)((v2.x-v1.x)), (int)((v2.y-v1.y)),
RS_Color(64,64,64));
// paper
painter->fillRect(
(int)(v1.x)+1, (int)(v1.y)-1,
(int)((v2.x-v1.x))-2, (int)((v2.y-v1.y))+2,
RS_Color(255,255,255));
}
/**
* This virtual method can be overwritten to draw the absolute
* zero. It's called from within drawIt(). The default implemetation
* draws a simple red cross on the zero of thge sheet
* THis function can ONLY be called from within a paintEvent because it will
* use the painter
*
* @see drawIt()
*/
void RS_GraphicView::drawAbsoluteZero(RS_Painter *painter) {
int const zr = 20;
RS_Pen p(RS_Color(255,0,0), RS2::Width00, RS2::SolidLine);
p.setScreenWidth(0);
painter->setPen(p);
//painter->setBrush(Qt::NoBrush);
auto vp=toGui(RS_Vector(0,0));
if( vp.x +zr<0 || vp.x-zr>getWidth()) return;
if( vp.y +zr<0 || vp.y-zr>getHeight()) return;
painter->drawLine(RS_Vector(vp.x-zr, vp.y),
RS_Vector(vp.x+zr, vp.y)
);
painter->drawLine(RS_Vector(vp.x, vp.y-zr),
RS_Vector(vp.x, vp.y+zr)
);
}
/**
* This virtual method can be overwritten to draw the relative
* zero point. It's called from within drawIt(). The default implemetation
* draws a simple red round zero point. This is the point that was last created by the user, end of a line for example
* THis function can ONLY be called from within a paintEvent because it will
* use the painter
*
* @see drawIt()
*/
void RS_GraphicView::drawRelativeZero(RS_Painter *painter) {
if (!relativeZero.valid) {
return;
}
RS_Pen p(RS_Color(255,0,0), RS2::Width00, RS2::SolidLine);
p.setScreenWidth(0);
painter->setPen(p);
int const zr=5;
auto vp=toGui(relativeZero);
if( vp.x +zr<0 || vp.x-zr>getWidth()) return;
if( vp.y +zr<0 || vp.y-zr>getHeight()) return;
painter->drawLine(RS_Vector(vp.x-zr, vp.y),
RS_Vector(vp.x+zr, vp.y)
);
painter->drawLine(RS_Vector(vp.x, vp.y-zr),
RS_Vector(vp.x, vp.y+zr)
);
painter->drawCircle(vp, 5);
}
/**
* This virtual method can be overwritten to draw the relative
* zero point. It's called from within drawIt(). The default implemetation
* draws a simple red round zero point. This is the point that was last created by the user, end of a line for example
* THis function can ONLY be called from within a paintEvent because it will
* use the painter
*
* @see drawIt()
*/
void RS_GraphicView::drawRelativeZero(RS_Painter *painter) {
if (relativeZero.valid==false) {
return;
}
RS_Pen p(RS_Color(255, 0, 0), RS2::Width00, RS2::SolidLine);
p.setScreenWidth(0);
painter->setPen(p);
int zr=5;
painter->drawLine(RS_Vector(toGuiX(relativeZero.x)-zr,
toGuiY(relativeZero.y)),
RS_Vector(toGuiX(relativeZero.x)+zr,
toGuiY(relativeZero.y)));
painter->drawLine(RS_Vector(toGuiX(relativeZero.x),
toGuiY(relativeZero.y)-zr),
RS_Vector(toGuiX(relativeZero.x),
toGuiY(relativeZero.y)+zr));
painter->drawCircle(toGui(relativeZero), 5);
}
/**
* Draws the meta grid.
*
* @see drawIt()
*/
void RS_GraphicView::drawMetaGrid(RS_Painter *painter) {
if (!(grid && isGridOn()) /*|| grid->getMetaSpacing()<0.0*/) {
return;
}
//draw grid after metaGrid to avoid overwriting grid points by metaGrid lines
//bug# 3430258
grid->updatePointArray();
RS_Pen pen(metaGridColor,
RS2::Width00,
RS2::DotLine);
painter->setPen(pen);
RS_Vector dv=grid->getMetaGridWidth().scale(factor);
double dx=fabs(dv.x);
double dy=fabs(dv.y); //potential bug, need to recover metaGrid.width
// draw meta grid:
auto mx = grid->getMetaX();
for(auto const& x: mx){
painter->drawLine(RS_Vector(toGuiX(x), 0),
RS_Vector(toGuiX(x), getHeight()));
if(grid->isIsometric()){
painter->drawLine(RS_Vector(toGuiX(x)+0.5*dx, 0),
RS_Vector(toGuiX(x)+0.5*dx, getHeight()));
}
}
auto my = grid->getMetaY();
if(grid->isIsometric()){//isometric metaGrid
dx=fabs(dx);
dy=fabs(dy);
if(!my.size()|| dx<1||dy<1) return;
RS_Vector baseMeta(toGui(RS_Vector(mx[0],my[0])));
// x-x0=k*dx, x-remainder(x-x0,dx)
RS_Vector vp0(-remainder(-baseMeta.x,dx)-dx,getHeight()-remainder(getHeight()-baseMeta.y,dy)+dy);
RS_Vector vp1(vp0);
RS_Vector vp2(getWidth()-remainder(getWidth()-baseMeta.x,dx)+dx,vp0.y);
RS_Vector vp3(vp2);
int cmx = round((vp2.x - vp0.x)/dx);
int cmy = round((vp0.y +remainder(-baseMeta.y,dy)+dy)/dy);
for(int i=cmx+cmy+2;i>=0;i--){
if ( i <= cmx ) {
vp0.x += dx;
vp2.y -= dy;
}else{
vp0.y -= dy;
vp2.x -= dx;
}
if ( i <= cmy ) {
vp1.y -= dy;
vp3.x -= dx;
}else{
vp1.x += dx;
vp3.y -= dy;
}
painter->drawLine(vp0,vp1);
painter->drawLine(vp2,vp3);
}
}else{//orthogonal
for(auto const& y: my){
painter->drawLine(RS_Vector(0, toGuiY(y)),
RS_Vector(getWidth(), toGuiY(y)));
}
}
}
void RS_GraphicView::drawEntity(RS_Painter *painter, RS_Entity* e, double& patternOffset) {
// update is diabled:
// given entity is nullptr:
if (!e) {
return;
}
// entity is not visible:
if (!e->isVisible()) {
return;
}
if( isPrintPreview() || isPrinting() ) {
// do not draw construction layer on print preview or print
if( ! e->isPrint()
|| e->isConstruction())
return;
}
// test if the entity is in the viewport
/* temporary disabled so rs_overlaylien can be drawn
if (!e->isContainer() && !isPrinting() &&
(painter==nullptr || !painter->isPreviewMode()) &&
(toGuiX(e->getMax().x)<0 || toGuiX(e->getMin().x)>getWidth() ||
toGuiY(e->getMin().y)<0 || toGuiY(e->getMax().y)>getHeight())) {
return;
} */
// set pen (color):
setPenForEntity(painter, e );
//RS_DEBUG->print("draw plain");
if (isDraftMode()) {
switch(e->rtti()){
case RS2::EntityMText:
case RS2::EntityText:
if (toGuiDX(((RS_MText*)e)->getHeight())<4 || e->countDeep()>100) {
// large or tiny texts as rectangles:
painter->drawRect(toGui(e->getMin()), toGui(e->getMax()));
} else {
drawEntityPlain(painter, e, patternOffset);
}
break;
case RS2::EntityImage:
// all images as rectangles:
painter->drawRect(toGui(e->getMin()), toGui(e->getMax()));
break;
case RS2::EntityHatch:
//skip hatches
break;
default:
drawEntityPlain(painter, e, patternOffset);
}
} else {
drawEntityPlain(painter, e, patternOffset);
}
// draw reference points:
if (e->isSelected()) {
if (!e->isParentSelected()) {
RS_VectorSolutions const& s = e->getRefPoints();
for (size_t i=0; i<s.getNumber(); ++i) {
int sz = -1;
RS_Color col = handleColor;
if (i == 0) {
col = startHandleColor;
}
else if (i == s.getNumber() - 1) {
col = endHandleColor;
}
if (getDeleteMode()) {
painter->drawHandle(toGui(s.get(i)), background, sz);
} else {
painter->drawHandle(toGui(s.get(i)), col, sz);
}
}
}
}
//RS_DEBUG->print("draw plain OK");
//RS_DEBUG->print("RS_GraphicView::drawEntity() end");
}
void RS_GraphicView::drawEntity(RS_Painter *painter, RS_Entity* e, double& patternOffset) {
// update is diabled:
// given entity is NULL:
if (e==NULL) {
return;
}
// entity is not visible:
if (!e->isVisible()) {
return;
}
if( isPrintPreview() ) {
//do not draw help layer on print preview
if(e->isHelpLayer()) return;
}
// test if the entity is in the viewport
/* temporary disabled so rs_overlaylien can be drawn
if (!e->isContainer() && !isPrinting() &&
(painter==NULL || !painter->isPreviewMode()) &&
(toGuiX(e->getMax().x)<0 || toGuiX(e->getMin().x)>getWidth() ||
toGuiY(e->getMin().y)<0 || toGuiY(e->getMax().y)>getHeight())) {
return;
} */
// set pen (color):
setPenForEntity(painter, e );
//RS_DEBUG->print("draw plain");
if (isDraftMode()) {
// large mtexts as rectangles:
if (e->rtti()==RS2::EntityMText) {
if (toGuiDX(((RS_MText*)e)->getHeight())<4 || e->countDeep()>100) {
painter->drawRect(toGui(e->getMin()), toGui(e->getMax()));
} else {
drawEntityPlain(painter, e, patternOffset);
}
}
// large texts as rectangles:
else if (e->rtti()==RS2::EntityText) {
if (toGuiDX(((RS_Text*)e)->getHeight())<4 || e->countDeep()>100) {
painter->drawRect(toGui(e->getMin()), toGui(e->getMax()));
} else {
drawEntityPlain(painter, e, patternOffset);
}
}
// all images as rectangles:
else if (e->rtti()==RS2::EntityImage) {
painter->drawRect(toGui(e->getMin()), toGui(e->getMax()));
}
// hide hatches:
else if (e->rtti()==RS2::EntityHatch) {
// nothing
}
else {
drawEntityPlain(painter, e, patternOffset);
}
} else {
drawEntityPlain(painter, e, patternOffset);
}
// draw reference points:
if (e->isSelected()) {
if (!e->isParentSelected()) {
RS_VectorSolutions s = e->getRefPoints();
for (int i=0; i<s.getNumber(); ++i) {
int sz = -1;
RS_Color col = RS_Color(0,0,255);
if (e->rtti()==RS2::EntityPolyline) {
if (i==0 || i==s.getNumber()-1) {
if (i==0) {
sz = 4;
col = QColor(0,64,255);
}
else {
sz = 3;
col = QColor(0,0,128);
}
}
}
if (getDeleteMode()) {
painter->drawHandle(toGui(s.get(i)), background, sz);
} else {
painter->drawHandle(toGui(s.get(i)), col, sz);
}
}
}
}
//RS_DEBUG->print("draw plain OK");
//RS_DEBUG->print("RS_GraphicView::drawEntity() end");
}
