void OutputCalibrationPage::setupVehicleItems() { m_vehicleItems.clear(); m_vehicleBoundsItem = new QGraphicsSvgItem(); m_vehicleBoundsItem->setSharedRenderer(m_vehicleRenderer); m_vehicleBoundsItem->setElementId(m_vehicleElementIds[0]); m_vehicleBoundsItem->setZValue(-1); m_vehicleBoundsItem->setOpacity(0); m_vehicleScene->addItem(m_vehicleBoundsItem); QRectF parentBounds = m_vehicleRenderer->boundsOnElement(m_vehicleElementIds[0]); for (int i = 1; i < m_vehicleElementIds.size(); i++) { QGraphicsSvgItem *item = new QGraphicsSvgItem(); item->setSharedRenderer(m_vehicleRenderer); item->setElementId(m_vehicleElementIds[i]); item->setZValue(i); item->setOpacity(1.0); QRectF itemBounds = m_vehicleRenderer->boundsOnElement(m_vehicleElementIds[i]); item->setPos(itemBounds.x() - parentBounds.x(), itemBounds.y() - parentBounds.y()); m_vehicleScene->addItem(item); m_vehicleItems << item; } }
void ConnectionDiagram::setupGraphicsSceneItems(QList<QString> elementsToShow) { qreal z = 0; QRectF backgBounds = m_renderer->boundsOnElement("background"); foreach(QString elementId, elementsToShow) { if (m_renderer->elementExists(elementId)) { QGraphicsSvgItem *element = new QGraphicsSvgItem(); element->setSharedRenderer(m_renderer); element->setElementId(elementId); element->setZValue(z++); element->setOpacity(1.0); QMatrix matrix = m_renderer->matrixForElement(elementId); QRectF orig = matrix.mapRect(m_renderer->boundsOnElement(elementId)); element->setPos(orig.x(), orig.y()); // QRectF orig = m_renderer->boundsOnElement(elementId); // element->setPos(orig.x() - backgBounds.x(), orig.y() - backgBounds.y()); m_scene->addItem(element); qDebug() << "Adding " << elementId << " to scene at " << element->pos(); } else { qDebug() << "Element with id: " << elementId << " not found."; } } }
MainWindow::MainWindow(QWidget *parent) : QWidget(parent) { // create a scene with items, // use the view to show the scene QGraphicsScene *scene = new QGraphicsScene(); QGraphicsView *gv = new QGraphicsView(this); gv->setScene(scene); if (gv->scene()) { printf("renc: scene is not null.\n"); // these two lines are at scene origin pos. scene->addLine(0, 0, 100, 0, QPen(Qt::red)); scene->addLine(0, 0, 0, 100, QPen(Qt::green)); /*QGraphicsRectItem *rect = */ scene->addRect(QRectF(0,0,50,50), QPen(Qt::red), QBrush(Qt::green)); // svg image QGraphicsSvgItem *svgItem = new QGraphicsSvgItem(svgFile2); scene->addItem((svgItem)); svgItem->setPos(400, 0); bool rValid1 = svgItem->renderer()->isValid(); printf("--%d--\n", rValid1); // QWidget to scene QPushButton *btn = new QPushButton("button 1");// at (0,0) by default. QGraphicsProxyWidget *btnWidget = scene->addWidget(btn); btnWidget->setPos(0, 400); // { SvgPushButton *btn2 = new SvgPushButton(svgFile1); QGraphicsProxyWidget *btnWidget2 = scene->addWidget(btn2); btnWidget2->setPos(400, 400); } } else printf("renc: scene is null.\n"); //setCentralWidget(gv); setWindowTitle("Demo: graphics view");//QMainWindow setStyleSheet("background-color: rgb(100,120,50);"); }
void SymbolDataEditor::load(const QString & fileName) { loadSettings(); doc = QDomDocument("SVG"); QFile file(fileName); if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) return; if (!doc.setContent(&file)) { file.close(); return; } file.close(); //scale viewbox because it is necessary in SvgView::insertSymbol() QDomElement svgElement = doc.elementsByTagName("svg").item(0).toElement(); SvgView::scaleViewBox(svgElement); QByteArray scaledFile = doc.toString(0).replace(">\n<tspan", "><tspan").toUtf8(); QGraphicsSvgItem *symbolItem = new QGraphicsSvgItem(); symbolItem->setSharedRenderer(new QSvgRenderer(scaledFile)); QSizeF itemSize = symbolItem->renderer()->defaultSize(); clear(); //add changed item to the scene scene->setSceneRect(0, 0, itemSize.width() * sceneScale, itemSize.height() * sceneScale); symbolItem->setPos(scene->width() / 2 - itemSize.width() / 2.0, scene->height() / 2 - itemSize.height() / 2.0); scene->addItem(symbolItem); //autoscale graphicsview depending on items and views size limitScale(qMax(qreal(width()) / itemSize.width(), qreal(height()) / itemSize.height()) / currentScaleFactor); centerOn(symbolItem); setDragMode(QGraphicsView::ScrollHandDrag); }
QGraphicsSvgItem* GraphicsWorkflow::addAllSvgItems( const QString& name, const QMap<int,QString>& cmds) { QGraphicsSvgItem *myitem = NULL; if ( myitem == NULL ) { QByteArray myxml = SafetYAWL::readStringFromFile(name); QMap<QString,QPair<QPointF,QString> > ids = getXmlIds(myxml); QString curtitle = SafetYAWL::getConf()["GeneralOptions/currentflowtitle"]; // qDebug(".......curtitle: |%s|", qPrintable(curtitle)); QGraphicsTextItem* titleitem = NULL; QString includetitle = SafetYAWL::getConf()["GeneralOptions/currentflowtitle.include"]; qDebug("includetitle: %s", qPrintable(includetitle)); if ( includetitle.compare("on") == 0 ) { titleitem = NULL; addInfoGraphText(ids,curtitle,titleitem); if ( titleitem ) { _items.append(titleitem); } } QString includedate = SafetYAWL::getConf()["Graphs/infotext.include"]; if ( includedate.compare("on") == 0 ) { SYD << tr("QGraphicsTextItem* myitem = addInfoGraphDateText(ids);"); QGraphicsTextItem* myitem = addInfoGraphDateText(ids); if ( myitem) { _items.append(myitem); } } QMap<QString,QString> svgs = extractSvgElements(myxml); for(int i =0; i < svgs.keys().count(); i++) { QString key = svgs.keys().at(i); QString svg = svgs[ key]; GraphicsSvgItemLive localitem(svg); myitem = localitem.loadSvgItem(); if ( MainWindow::configurator->getWorkflow() != NULL ) { QString info = MainWindow::configurator->getWorkflow()->infoModeMap()[ids[key].second]; if (key.startsWith("node")) { myitem->setToolTip(tr("%1").arg(info)); } } myitem->setFlags(QGraphicsItem::ItemClipsToShape| QGraphicsItem::ItemIsMovable); myitem->setCacheMode(QGraphicsItem::NoCache); myitem->setZValue(0); scene()->addItem(myitem); myitem->setPos(ids[key].first); _items.append(myitem); } } else { //QSvgRenderer *renderer = new QSvgRenderer(name); } qDebug("...addAllSvgItems..........(6)..."); SafetYAWL::streamlog << SafetLog::Action << tr("Gráfico de \"Flujo de Trabajo\" generado correctamente...ok!"); doGroup(); SafetYAWL::streamlog << SafetLog::Action << tr("Agrupando Nodos...ok!"); return myitem; }
int SvgView::renderText(const QStringRef &text) { scene->clear(); QRectF currentMarginsRect; if (changeMargins) currentMarginsRect = QRectF(QPointF(sheetRect.topRight().x() - marginsRect.topRight().x(), marginsRect.topLeft().y()), QPointF(sheetRect.bottomRight().x() - marginsRect.bottomLeft().x(), marginsRect.bottomRight().y())); else currentMarginsRect = marginsRect; scene->addRect(sheetRect); scene->addRect(currentMarginsRect, QPen(Qt::darkGray)); QPointF cursor(currentMarginsRect.x(), currentMarginsRect.y()); int endOfSheet = 0; for (QChar symbol : text) { qreal letterWidth = fontSize * dpmm / 4, letterHeight = fontSize * dpmm; //don't try to go beyond the right margin if (cursor.x() > (currentMarginsRect.x() + currentMarginsRect.width() - letterWidth)) { if (symbol.isSpace()) //ignore whitespace-symbols at the end of the current line continue; cursor += QPointF(currentMarginsRect.x() - cursor.x(), letterHeight + lineSpacing * dpmm); } //stop rendering when you reach the end of sheet if (cursor.y() > currentMarginsRect.bottomRight().y() - letterHeight) return endOfSheet; if (symbol.isSpace()) { switch (symbol.toLatin1()) { case '\t': cursor += QPointF(letterWidth * spacesInTab, 0.0); endOfSheet++; continue; case '\n': cursor += QPointF(currentMarginsRect.x() - cursor.x(), letterHeight + lineSpacing * dpmm); endOfSheet++; continue; default: cursor += QPointF(letterWidth, 0.0); endOfSheet++; continue; } } if (!font.contains(symbol)) { cursor += QPointF(letterWidth, 0.0); endOfSheet++; continue; } QGraphicsSvgItem *letter = new QGraphicsSvgItem(font.values(symbol).at(qrand() % font.values(symbol).size())); if (useCustomFontColor) { QGraphicsColorizeEffect *colorEffect = new QGraphicsColorizeEffect(); colorEffect->setColor(fontColor); letter->setGraphicsEffect(colorEffect); } letter->setScale(letterHeight / letter->boundingRect().height()); letterWidth = letter->boundingRect().width() * letter->scale() + letterSpacing * dpmm; letter->setPos(cursor); cursor += QPointF(letterWidth, 0.0); scene->addItem(letter); endOfSheet++; } return endOfSheet; }
void OutputCalibrationPage::setupVehicleItems() { m_vehicleItems.clear(); m_arrowsItems.clear(); m_vehicleBoundsItem = new QGraphicsSvgItem(); m_vehicleBoundsItem->setSharedRenderer(m_vehicleRenderer); m_vehicleBoundsItem->setElementId(m_vehicleElementIds[0]); m_vehicleBoundsItem->setZValue(-1); m_vehicleBoundsItem->setOpacity(0); m_vehicleScene->addItem(m_vehicleBoundsItem); QRectF parentBounds = m_vehicleRenderer->boundsOnElement(m_vehicleElementIds[0]); for (int i = 1; i < m_vehicleElementIds.size(); i++) { QGraphicsSvgItem *item = new QGraphicsSvgItem(); item->setSharedRenderer(m_vehicleRenderer); item->setElementId(m_vehicleElementIds[i]); item->setZValue(i); item->setOpacity(1.0); QRectF itemBounds = m_vehicleRenderer->boundsOnElement(m_vehicleElementIds[i]); item->setPos(itemBounds.x() - parentBounds.x(), itemBounds.y() - parentBounds.y()); m_vehicleScene->addItem(item); m_vehicleItems << item; bool addArrows = false; if ((m_vehicleElementIds[i].contains("left")) || (m_vehicleElementIds[i].contains("right")) || (m_vehicleElementIds[i].contains("elevator")) || (m_vehicleElementIds[i].contains("rudder")) || (m_vehicleElementIds[i].contains("steering")) || (m_vehicleElementIds[i] == "singleaileron-aileron")) { addArrows = true; } if (addArrows) { QString arrowUp = "-up"; // right if rudder / steering QString arrowDown = "-down"; // left QGraphicsSvgItem *itemUp = new QGraphicsSvgItem(); itemUp->setSharedRenderer(m_vehicleRenderer); QString elementUp = m_vehicleElementIds[i] + arrowUp; itemUp->setElementId(elementUp); itemUp->setZValue(i + 10); itemUp->setOpacity(0); QRectF itemBounds = m_vehicleRenderer->boundsOnElement(elementUp); itemUp->setPos(itemBounds.x() - parentBounds.x(), itemBounds.y() - parentBounds.y()); m_vehicleScene->addItem(itemUp); m_arrowsItems << itemUp; QGraphicsSvgItem *itemDown = new QGraphicsSvgItem(); itemDown->setSharedRenderer(m_vehicleRenderer); QString elementDown = m_vehicleElementIds[i] + arrowDown; itemDown->setElementId(elementDown); itemDown->setZValue(i + 10); itemDown->setOpacity(0); itemBounds = m_vehicleRenderer->boundsOnElement(elementDown); itemDown->setPos(itemBounds.x() - parentBounds.x(), itemBounds.y() - parentBounds.y()); m_vehicleScene->addItem(itemDown); m_arrowsItems << itemDown; } } }
QGraphicsSvgItem * dmz::QtPluginCanvasObjectBasic::_create_svg_item ( ObjectStruct &os, QGraphicsItem *parent, const Config &Data, HashTableStringTemplate<String> &table) { QGraphicsSvgItem *item (new QGraphicsSvgItem (parent)); Boolean center (True); if (_file_request (item, Data, table)) { ConfigIterator it; Config cd; while (Data.get_next_config (it, cd)) { const String DataName (cd.get_name ().to_lower ()); if (DataName == "translate") { Vector vec (config_to_vector (cd)); String itemName = config_to_string ("name", cd); if (itemName) { QGraphicsItem *img = os.itemTable.lookup (itemName); if (img) { QRectF rect = img->boundingRect (); Vector rectVec; if (vec.get_x () == 0) { rectVec.set_x (0); } else if (vec.get_x() > 0) { rectVec.set_x (rect.center ().x ()); } else { rectVec.set_x (-rect.center ().x ()); } if (vec.get_y () == 0) { rectVec.set_y (0); } else if (vec.get_y () > 0) { rectVec.set_y (rect.center ().y ()); } else { rectVec.set_y (-rect.center ().y ()); } QPointF center = item->boundingRect ().center (); rectVec.set_x (rectVec.get_x () - center.x ()); rectVec.set_y (rectVec.get_y () - center.y ()); vec += rectVec; item->setPos (vec.get_x (), vec.get_y ()); } } else { item->translate (vec.get_x (), vec.get_y ()); } center = False; } else if (DataName == "scale") { Vector vec (config_to_vector (cd)); if (vec.get_x () && vec.get_y ()) { item->scale (vec.get_x (), vec.get_y ()); } } } } else { delete item; item = 0; } if (item && center) { QRectF bound = item->boundingRect (); item->translate (bound.width () * -0.5f, bound.height () * -0.5f); } return item; }