TechDraw: extract QGIDatumLabel
This commit is contained in:
Benjamin Bræstrup Sayoc
committed by
Chris Hennes
Chris Hennes
parent
7b21ed43da
commit
aae45a2b8a
@@ -54,6 +54,7 @@
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#include "QGIViewDimension.h"
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#include "PreferencesGui.h"
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#include "QGIArrow.h"
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#include "QGIDatumLabel.h"
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#include "QGIDimLines.h"
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#include "QGIVertex.h"
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#include "QGCustomSvg.h"
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@@ -81,544 +82,6 @@ enum class SnapMode
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};
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QGIDatumLabel::QGIDatumLabel() : m_dragState(DragState::NoDrag)
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{
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verticalSep = false;
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posX = 0;
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posY = 0;
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parent = nullptr;
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setCacheMode(QGraphicsItem::NoCache);
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setFlag(ItemSendsGeometryChanges, true);
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setFlag(ItemIsMovable, true);
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setSelectability(true);
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setFiltersChildEvents(true);
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m_textItems = new QGraphicsItemGroup();
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m_textItems->setParentItem(this);
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m_dimText = new QGCustomText();
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m_dimText->setTightBounding(true);
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m_dimText->setParentItem(m_textItems);
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m_tolTextOver = new QGCustomText();
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m_tolTextOver->setTightBounding(true);
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m_tolTextOver->setParentItem(m_textItems);
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m_tolTextUnder = new QGCustomText();
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m_tolTextUnder->setTightBounding(true);
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m_tolTextUnder->setParentItem(m_textItems);
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m_unitText = new QGCustomText();
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m_unitText->setTightBounding(true);
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m_unitText->setParentItem(m_textItems);
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m_frame = new QGraphicsRectItem();
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QPen framePen;
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framePen.setWidthF(Rez::guiX(0.5));
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framePen.setColor(m_dimText->defaultTextColor());
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framePen.setJoinStyle(Qt::MiterJoin);
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m_frame->setPen(framePen);
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m_ctrl = false;
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}
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void QGIDatumLabel::setFramed(bool framed)
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{
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if(framed) {
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m_frame->setVisible(true);
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m_frame->setParentItem(this);
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}
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else {
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m_frame->setVisible(false);
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m_frame->setParentItem(nullptr);
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}
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}
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QVariant QGIDatumLabel::itemChange(GraphicsItemChange change, const QVariant& value)
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{
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if (change == ItemSelectedHasChanged && scene()) {
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if (isSelected()) {
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setPrettySel();
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}
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else {
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setPrettyNormal();
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if (m_dragState == DragState::Dragging) {
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//stop the drag if we are no longer selected.
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m_dragState = DragState::NoDrag;
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Q_EMIT dragFinished();
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}
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}
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}
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else if (change == ItemPositionHasChanged && scene()) {
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if (!(QApplication::keyboardModifiers() & Qt::AltModifier)) {
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QPointF newPos = value.toPointF(); //position within parent!
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snapPosition(newPos);
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}
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setLabelCenter();
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m_dragState = DragState::Dragging;
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Q_EMIT dragging(m_ctrl);
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}
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return QGraphicsItem::itemChange(change, value);
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}
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void QGIDatumLabel::snapPosition(QPointF& pos)
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{
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qreal snapPercent = 0.4;
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double dimSpacing = Rez::guiX(activeDimAttributes.getCascadeSpacing());
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auto* qgivd = dynamic_cast<QGIViewDimension*>(parentItem());
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if (!qgivd) {
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return;
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}
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auto* dim(dynamic_cast<TechDraw::DrawViewDimension*>(qgivd->getViewObject()));
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if (!dim) {
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return;
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}
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// We only have snap for distances constraints
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std::string type = dim->Type.getValueAsString();
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if(type != "Distance" && type != "DistanceX" && type != "DistanceY") {
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return;
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}
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// 1 - We try to snap the label to its center position.
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pointPair pp = dim->getLinearPoints();
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Base::Vector3d p1_3d = Rez::guiX(pp.first());
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Base::Vector3d p2_3d = Rez::guiX(pp.second());
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Base::Vector2d p1 = Base::Vector2d(p1_3d.x, p1_3d.y);
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Base::Vector2d p2 = Base::Vector2d(p2_3d.x, p2_3d.y);
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if (type == "DistanceX") {
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p2 = Base::Vector2d(p2.x, p1.y);
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}
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else if (type == "DistanceY") {
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p2 = Base::Vector2d(p1.x, p2.y);
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}
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Base::Vector2d mid = (p1 + p2) * 0.5;
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Base::Vector2d dir = p2 - p1;
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Base::Vector2d normal = Base::Vector2d(-dir.y, dir.x);
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Base::Vector2d toCenter = getPosToCenterVec();
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Base::Vector2d posV = Base::Vector2d(pos.x(), pos.y()) + toCenter;
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Base::Vector2d projPnt;
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projPnt.ProjectToLine(posV - mid, normal);
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projPnt = projPnt + mid;
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if ((projPnt - posV).Length() < dimSpacing * snapPercent) {
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posV = projPnt;
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pos.setX(posV.x - toCenter.x);
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pos.setY(posV.y - toCenter.y);
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}
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// 2 - We check for coord/chain dimensions to offer proper snapping
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auto* qgiv = dynamic_cast<QGIView*>(qgivd->parentItem());
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if (qgiv) {
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auto* dvp = dynamic_cast<TechDraw::DrawViewPart*>(qgiv->getViewObject());
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if (dvp) {
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snapPercent = 0.2;
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std::vector<TechDraw::DrawViewDimension*> dims = dvp->getDimensions();
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for (auto& d : dims) {
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if (d == dim) { continue; }
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std::string typei = d->Type.getValueAsString();
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if (typei != "Distance" && typei != "DistanceX" && typei != "DistanceY") {
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continue;
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}
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pp = d->getLinearPoints();
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Base::Vector3d ip1_3d = Rez::guiX(pp.first());
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Base::Vector3d ip2_3d = Rez::guiX(pp.second());
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Base::Vector2d ip1 = Base::Vector2d(ip1_3d.x, ip1_3d.y);
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Base::Vector2d ip2 = Base::Vector2d(ip2_3d.x, ip2_3d.y);
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if (typei == "DistanceX") {
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ip2 = Base::Vector2d(ip2.x, ip1.y);
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}
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else if (typei == "DistanceY") {
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ip2 = Base::Vector2d(ip1.x, ip2.y);
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}
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Base::Vector2d idir = ip2 - ip1;
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if (fabs(dir.x * idir.y - dir.y * idir.x) > Precision::Confusion()) {
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//dimensions not parallel
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continue;
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}
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auto* vp = dynamic_cast<ViewProviderDimension*>(Gui::Application::Instance->getViewProvider(d));
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if (!vp) { continue; }
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auto* qgivDi(dynamic_cast<QGIViewDimension*>(vp->getQView()));
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if (!qgivDi) { continue; }
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auto labeli = qgivDi->getDatumLabel();
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if (!labeli) { continue; }
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QPointF posi = labeli->pos();
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Base::Vector2d toCenteri = labeli->getPosToCenterVec();
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Base::Vector2d posVi = Base::Vector2d(posi.x(), posi.y()) + toCenteri;
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Base::Vector2d projPnt2;
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projPnt2.ProjectToLine(posV - posVi, idir);
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projPnt2 = projPnt2 + posVi;
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if ((projPnt2 - posV).Length() < dimSpacing * snapPercent) {
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posV = projPnt2;
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pos.setX(posV.x - toCenter.x);
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pos.setY(posV.y - toCenter.y);
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break;
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}
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else if (fabs((projPnt2 - posV).Length() - fabs(dimSpacing)) < dimSpacing * snapPercent) {
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posV = projPnt2 + (posV - projPnt2).Normalize() * dimSpacing;
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pos.setX(posV.x - toCenter.x);
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pos.setY(posV.y - toCenter.y);
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break;
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}
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}
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}
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}
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setPos(pos); // no infinite loop because if pos doesn't change then itemChanged is not triggered.
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}
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void QGIDatumLabel::mousePressEvent(QGraphicsSceneMouseEvent* event)
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{
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if (event->modifiers() & Qt::ControlModifier) {
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m_ctrl = true;
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}
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QGraphicsItem::mousePressEvent(event);
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}
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void QGIDatumLabel::mouseReleaseEvent(QGraphicsSceneMouseEvent* event)
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{
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// Base::Console().Message("QGIDL::mouseReleaseEvent()\n");
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m_ctrl = false;
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if (m_dragState == DragState::Dragging) {
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m_dragState = DragState::NoDrag;
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Q_EMIT dragFinished();
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}
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QGraphicsItem::mouseReleaseEvent(event);
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}
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void QGIDatumLabel::mouseDoubleClickEvent(QGraphicsSceneMouseEvent* event)
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{
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QGIViewDimension* qgivDimension = dynamic_cast<QGIViewDimension*>(parentItem());
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if (!qgivDimension) {
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qWarning() << "QGIDatumLabel::mouseDoubleClickEvent: No parent item";
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return;
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}
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auto ViewProvider = dynamic_cast<ViewProviderDimension*>(
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qgivDimension->getViewProvider(qgivDimension->getViewObject()));
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if (!ViewProvider) {
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qWarning() << "QGIDatumLabel::mouseDoubleClickEvent: No valid view provider";
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return;
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}
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ViewProvider->startDefaultEditMode();
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QGraphicsItem::mouseDoubleClickEvent(event);
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}
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void QGIDatumLabel::hoverEnterEvent(QGraphicsSceneHoverEvent* event)
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{
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Q_EMIT hover(true);
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if (!isSelected()) {
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setPrettyPre();
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}
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else {
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setPrettySel();
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}
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QGraphicsItem::hoverEnterEvent(event);
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}
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void QGIDatumLabel::hoverLeaveEvent(QGraphicsSceneHoverEvent* event)
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{
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Q_EMIT hover(false);
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if (!isSelected()) {
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setPrettyNormal();
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}
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else {
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setPrettySel();
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}
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QGraphicsItem::hoverLeaveEvent(event);
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}
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QRectF QGIDatumLabel::boundingRect() const
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{
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return childrenBoundingRect();
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}
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QRectF QGIDatumLabel::tightBoundingRect() const
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{
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QRectF totalRect;
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for (QGraphicsItem* item : m_textItems->childItems()) {
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auto* customText = dynamic_cast<QGCustomText*>(item);
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if (customText && !customText->toPlainText().isEmpty()) {
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QRectF itemRect = customText->alignmentRect();
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QPointF pos = customText->pos();
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itemRect.translate(pos.x(), pos.y());
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totalRect = totalRect.isNull() ? itemRect : totalRect.united(itemRect);
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}
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}
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int fontSize = m_dimText->font().pixelSize();
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int paddingLeft = fontSize * 0.2;
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int paddingTop = fontSize * 0.1;
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int paddingRight = fontSize * 0.2;
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int paddingBottom = fontSize * 0.1;
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return totalRect.adjusted(-paddingLeft, -paddingTop, paddingRight, paddingBottom);
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}
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void QGIDatumLabel::updateFrameRect() {
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prepareGeometryChange();
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m_frame->setRect(tightBoundingRect());
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}
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void QGIDatumLabel::setLineWidth(double lineWidth)
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{
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QPen pen = m_frame->pen();
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pen.setWidthF(lineWidth);
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m_frame->setPen(pen);
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}
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void QGIDatumLabel::setFrameColor(QColor color)
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{
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QPen pen = m_frame->pen();
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pen.setColor(color);
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m_frame->setPen(pen);
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}
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void QGIDatumLabel::paint(QPainter* painter, const QStyleOptionGraphicsItem* option,
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QWidget* widget)
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{
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Q_UNUSED(widget);
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Q_UNUSED(painter);
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QStyleOptionGraphicsItem myOption(*option);
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myOption.state &= ~QStyle::State_Selected;
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// painter->setPen(Qt::blue);
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// painter->drawRect(boundingRect()); //good for debugging
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}
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void QGIDatumLabel::setPosFromCenter(const double& xCenter, const double& yCenter)
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{
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prepareGeometryChange();
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auto* qgivd = dynamic_cast<QGIViewDimension*>(parentItem());
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if (!qgivd) {
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return;
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}
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const auto dim(dynamic_cast<TechDraw::DrawViewDimension*>(qgivd->getViewObject()));
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if (!dim) {
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return;
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}
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//set label's Qt position(top, left) given boundingRect center point
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Base::Vector2d vec = getPosToCenterVec();
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setPos(xCenter - vec.x, yCenter - vec.y);
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QString uText = m_unitText->toPlainText();
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if ((uText.size() > 0) && (uText.at(0) != QChar::fromLatin1(' '))) {
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QString vText = m_dimText->toPlainText();
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vText = vText + uText;
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m_dimText->setPlainText(vText);
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m_unitText->setPlainText(QString());
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}
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QRectF labelBox = m_dimText->alignmentRect();
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double right = labelBox.right();
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double middle = labelBox.center().y();
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//set unit position
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QRectF unitBox = m_unitText->alignmentRect();
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double unitWidth = unitBox.width();
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double unitRight = right + unitWidth;
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// Set the m_unitText font *baseline* at same height as the m_dimText font baseline
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m_unitText->setPos(right, 0.0);
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//set tolerance position
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QRectF overBox = m_tolTextOver->alignmentRect();
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double tolLeft = unitRight;
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// Adjust for difference in tight and original bounding box sizes, note the y-coord down system
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QPointF tol_adj = m_tolTextOver->tightBoundingAdjust();
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m_tolTextOver->justifyLeftAt(tolLeft + tol_adj.x(), middle + tol_adj.y()/2.0, false);
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tol_adj = m_tolTextUnder->tightBoundingAdjust();
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m_tolTextUnder->justifyLeftAt(tolLeft + tol_adj.x(), middle + overBox.height() + tol_adj.y()/2.0, false);
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}
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void QGIDatumLabel::setLabelCenter()
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{
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//save label's bRect center (posX, posY) given Qt position (top, left)
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Base::Vector2d vec = getPosToCenterVec();
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posX = x() + vec.x;
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posY = y() + vec.y;
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}
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Base::Vector2d QGIDatumLabel::getPosToCenterVec()
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{
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QPointF center = tightBoundingRect().center();
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return Base::Vector2d(center.x(), center.y());
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}
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void QGIDatumLabel::setFont(QFont font)
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{
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prepareGeometryChange();
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m_dimText->setFont(font);
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m_unitText->setFont(font);
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QFont tFont(font);
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double fontSize = font.pixelSize();
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double tolAdj = getTolAdjust();
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tFont.setPixelSize(std::max(1, (int)(fontSize * tolAdj)));
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m_tolTextOver->setFont(tFont);
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m_tolTextUnder->setFont(tFont);
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updateFrameRect();
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}
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void QGIDatumLabel::setDimString(QString text)
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{
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prepareGeometryChange();
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m_dimText->setPlainText(text);
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updateFrameRect();
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}
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void QGIDatumLabel::setDimString(QString text, qreal maxWidth)
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{
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prepareGeometryChange();
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m_dimText->setPlainText(text);
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m_dimText->setTextWidth(maxWidth);
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updateFrameRect();
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}
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void QGIDatumLabel::setToleranceString()
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{
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prepareGeometryChange();
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QGIViewDimension* qgivd = dynamic_cast<QGIViewDimension*>(parentItem());
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if (!qgivd) {
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return;
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}
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const auto dim(dynamic_cast<TechDraw::DrawViewDimension*>(qgivd->getViewObject()));
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if (!dim) {
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return;
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// don't show if both are zero or if EqualTolerance is true
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}
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else if (!dim->hasOverUnderTolerance() || dim->EqualTolerance.getValue()
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|| dim->TheoreticalExact.getValue()) {
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m_tolTextOver->hide();
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m_tolTextUnder->hide();
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// we must explicitly empty the text otherwise the frame drawn for
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// TheoreticalExact would be as wide as necessary for the text
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m_tolTextOver->setPlainText(QString());
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m_tolTextUnder->setPlainText(QString());
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updateFrameRect();
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return;
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}
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std::pair<std::string, std::string> labelTexts, unitTexts;
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if (dim->ArbitraryTolerances.getValue()) {
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labelTexts = dim->getFormattedToleranceValues(Format::FORMATTED);//copy tolerance spec
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unitTexts.first = "";
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unitTexts.second = "";
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}
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else {
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if (dim->isMultiValueSchema()) {
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labelTexts = dim->getFormattedToleranceValues(Format::UNALTERED);//don't format multis
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unitTexts.first = "";
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unitTexts.second = "";
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}
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else {
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labelTexts = dim->getFormattedToleranceValues(Format::FORMATTED);// prefix value [unit] postfix
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unitTexts = dim->getFormattedToleranceValues(Format::UNIT); //just the unit
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}
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}
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|
||||
if (labelTexts.first.empty()) {
|
||||
m_tolTextUnder->hide();
|
||||
}
|
||||
else {
|
||||
m_tolTextUnder->setPlainText(QString::fromUtf8(labelTexts.first.c_str()));
|
||||
m_tolTextUnder->show();
|
||||
}
|
||||
if (labelTexts.second.empty()) {
|
||||
m_tolTextOver->hide();
|
||||
}
|
||||
else {
|
||||
m_tolTextOver->setPlainText(QString::fromUtf8(labelTexts.second.c_str()));
|
||||
m_tolTextOver->show();
|
||||
}
|
||||
|
||||
updateFrameRect();
|
||||
}
|
||||
|
||||
|
||||
int QGIDatumLabel::getPrecision()
|
||||
{
|
||||
if (Preferences::useGlobalDecimals()) {
|
||||
return Base::UnitsApi::getDecimals();
|
||||
}
|
||||
return Preferences::getPreferenceGroup("Dimensions")->GetInt("AltDecimals", 2);
|
||||
}
|
||||
|
||||
double QGIDatumLabel::getTolAdjust()
|
||||
{
|
||||
return Preferences::getPreferenceGroup("Dimensions")->GetFloat("TolSizeAdjust", 0.50);
|
||||
}
|
||||
|
||||
|
||||
void QGIDatumLabel::setPrettySel()
|
||||
{
|
||||
// Base::Console().Message("QGIDL::setPrettySel()\n");
|
||||
m_dimText->setPrettySel();
|
||||
m_tolTextOver->setPrettySel();
|
||||
m_tolTextUnder->setPrettySel();
|
||||
m_unitText->setPrettySel();
|
||||
setFrameColor(PreferencesGui::selectQColor());
|
||||
Q_EMIT setPretty(SEL);
|
||||
}
|
||||
|
||||
void QGIDatumLabel::setPrettyPre()
|
||||
{
|
||||
// Base::Console().Message("QGIDL::setPrettyPre()\n");
|
||||
m_dimText->setPrettyPre();
|
||||
m_tolTextOver->setPrettyPre();
|
||||
m_tolTextUnder->setPrettyPre();
|
||||
m_unitText->setPrettyPre();
|
||||
setFrameColor(PreferencesGui::preselectQColor());
|
||||
Q_EMIT setPretty(PRE);
|
||||
}
|
||||
|
||||
void QGIDatumLabel::setPrettyNormal()
|
||||
{
|
||||
// Base::Console().Message("QGIDL::setPrettyNormal()\n");
|
||||
m_dimText->setPrettyNormal();
|
||||
m_tolTextOver->setPrettyNormal();
|
||||
m_tolTextUnder->setPrettyNormal();
|
||||
m_unitText->setPrettyNormal();
|
||||
setFrameColor(PreferencesGui::normalQColor());
|
||||
Q_EMIT setPretty(NORMAL);
|
||||
}
|
||||
|
||||
void QGIDatumLabel::setColor(QColor color)
|
||||
{
|
||||
// Base::Console().Message("QGIDL::setColor(%s)\n", qPrintable(c.name()));
|
||||
m_colNormal = color;
|
||||
m_dimText->setColor(m_colNormal);
|
||||
m_tolTextOver->setColor(m_colNormal);
|
||||
m_tolTextUnder->setColor(m_colNormal);
|
||||
m_unitText->setColor(m_colNormal);
|
||||
setFrameColor(m_colNormal);
|
||||
}
|
||||
|
||||
void QGIDatumLabel::setSelectability(bool val)
|
||||
{
|
||||
setFlag(ItemIsSelectable, val);
|
||||
setAcceptHoverEvents(val);
|
||||
setAcceptedMouseButtons(val ? Qt::AllButtons : Qt::NoButton);
|
||||
}
|
||||
|
||||
//**************************************************************
|
||||
QGIViewDimension::QGIViewDimension() : dvDimension(nullptr), hasHover(false), m_lineWidth(0.0)
|
||||
{
|
||||
setHandlesChildEvents(false);
|
||||
|
||||
Reference in New Issue
Block a user