GenericCodeEditor::GenericCodeEditor( Document *doc, QWidget *parent ): QPlainTextEdit( parent ), mDoc(doc), mEditorBoxIsActive(false), mLastCursorBlock(-1) { Q_ASSERT(mDoc != 0); setFrameShape(QFrame::NoFrame); viewport()->setAttribute( Qt::WA_MacNoClickThrough, true ); mLineIndicator = new LineIndicator(this); mLineIndicator->move( contentsRect().topLeft() ); mOverlay = new QGraphicsScene(this); QPalette overlayPalette; overlayPalette.setBrush(QPalette::Base, Qt::NoBrush); QGraphicsView *overlayView = new QGraphicsView(mOverlay, this); overlayView->setFrameShape( QFrame::NoFrame ); overlayView->setPalette(overlayPalette); overlayView->setFocusPolicy( Qt::NoFocus ); overlayView->setAttribute(Qt::WA_TransparentForMouseEvents, true); overlayView->setSceneRect(QRectF(0,0,1,1)); overlayView->setAlignment(Qt::AlignLeft | Qt::AlignTop); mOverlayWidget = overlayView; mOverlayAnimator = new OverlayAnimator(this, mOverlay); connect( mDoc, SIGNAL(defaultFontChanged()), this, SLOT(onDocumentFontChanged()) ); connect( this, SIGNAL(blockCountChanged(int)), mLineIndicator, SLOT(setLineCount(int)) ); connect( mLineIndicator, SIGNAL( widthChanged() ), this, SLOT( updateLayout() ) ); connect( this, SIGNAL(updateRequest(QRect,int)), this, SLOT(updateLineIndicator(QRect,int)) ); connect( this, SIGNAL(selectionChanged()), mLineIndicator, SLOT(update()) ); connect(this, SIGNAL(selectionChanged()), this, SLOT(updateDocLastSelection())); connect( this, SIGNAL(cursorPositionChanged()), this, SLOT(onCursorPositionChanged()) ); connect( Main::instance(), SIGNAL(applySettingsRequest(Settings::Manager*)), this, SLOT(applySettings(Settings::Manager*)) ); QTextDocument *tdoc = doc->textDocument(); QPlainTextEdit::setDocument(tdoc); onDocumentFontChanged(); doc->setLastActiveEditor(this); applySettings( Main::settings() ); }
int main(int argc, char *argv[]) { QApplication a(argc, argv); // define 4 points forming a square Point p(100.0, 100.0); Point q(500.0, 100.0); Point r(500.0, 500.0); Point s(100.0, 500.0); // Set up a Tour with those four points // The constructor should link p->q->r->s->p Tour squareTour(p, q, r, s); squareTour.show(); string filename = "tsp10.txt"; ifstream input; input.open(filename); // get dimensions int width; int height; input >> width; input >> height; // setup graphical window QGraphicsView *view = new QGraphicsView(); QGraphicsScene *scene = new QGraphicsScene(); view->setScene(scene); view->scale(1, -1); //screen y-axis is inverted view->setSceneRect(0, 0, width, height); view->show(); // run insertion heuristic Tour tour; double x; double y; while (input >> x >> y) { Point p(x, y); //tour.insertNearest(p); tour.insertSmallest(p); //uncomment the 4 lines below to animate tour.draw(scene); std::chrono::milliseconds dura(50); std::this_thread::sleep_for(dura); a.processEvents(); } input.close(); // print tour to standard output cout << "Tour distance: " << std::fixed << std::setprecision(4) << std::showpoint << tour.distance() << endl; cout << "Number of points: " << tour.size() << endl; tour.show(); // draw tour tour.draw(scene); return a.exec(); // start Qt event loop }
GenericCodeEditor::GenericCodeEditor( Document *doc, QWidget *parent ): QPlainTextEdit( parent ), mDoc(doc) { Q_ASSERT(mDoc != 0); setFrameShape( QFrame::NoFrame ); mLineIndicator = new LineIndicator(this); mLineIndicator->move( contentsRect().topLeft() ); mOverlay = new QGraphicsScene(this); QGraphicsView *overlayView = new QGraphicsView(mOverlay, this); overlayView->setFrameShape( QFrame::NoFrame ); overlayView->setBackgroundBrush( Qt::NoBrush ); overlayView->setStyleSheet("background: transparent"); overlayView->setFocusPolicy( Qt::NoFocus ); overlayView->setAttribute(Qt::WA_TransparentForMouseEvents, true); overlayView->setSceneRect(QRectF(0,0,1,1)); overlayView->setAlignment(Qt::AlignLeft | Qt::AlignTop); mOverlayWidget = overlayView; connect( mDoc, SIGNAL(defaultFontChanged()), this, SLOT(onDocumentFontChanged()) ); connect( this, SIGNAL(blockCountChanged(int)), mLineIndicator, SLOT(setLineCount(int)) ); connect( mLineIndicator, SIGNAL( widthChanged() ), this, SLOT( updateLayout() ) ); connect( this, SIGNAL(updateRequest(QRect,int)), this, SLOT(updateLineIndicator(QRect,int)) ); connect( this, SIGNAL(selectionChanged()), mLineIndicator, SLOT(update()) ); connect( Main::instance(), SIGNAL(applySettingsRequest(Settings::Manager*)), this, SLOT(applySettings(Settings::Manager*)) ); QTextDocument *tdoc = doc->textDocument(); QPlainTextEdit::setDocument(tdoc); onDocumentFontChanged(); mLineIndicator->setLineCount(blockCount()); applySettings( Main::settings() ); }
int main(int argc, char *argv[]) { QApplication a(argc, argv); // create scene QGraphicsScene *scene = new QGraphicsScene(); // create Item MyRec * player = new MyRec(); //add Item scene->addItem(player); //make focusable player->setFlag(QGraphicsItem::ItemIsFocusable); player->setFocus(); //spawn enemy QTimer *timer = new QTimer; QObject::connect(timer,SIGNAL(timeout()),player,SLOT(spawn())); timer->start(2000); // vitualize QGraphicsView *view = new QGraphicsView(scene); view->setSceneRect(0,0,800,600); view->setFixedSize(800,600); //set initial position player player->setPos(view->width()/2,view->height()-player->rect().height()); view->show(); // view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); // view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); return a.exec(); }
Geometryval::Geometryval(const MltVideoProfile profile, QPoint frame_size, QWidget* parent) : QWidget(parent), m_profile(profile), m_paramRect(NULL), m_geom(NULL), m_path(NULL), m_fixedMode(false), m_frameSize(frame_size) { m_ui.setupUi(this); QVBoxLayout* vbox = new QVBoxLayout(m_ui.widget); QGraphicsView *view = new QGraphicsView(this); view->setBackgroundBrush(QBrush(Qt::black)); vbox->addWidget(view); vbox->setContentsMargins(0, 0, 0, 0); QVBoxLayout* vbox2 = new QVBoxLayout(m_ui.keyframeWidget); m_helper = new KeyframeHelper(this); vbox2->addWidget(m_helper); vbox2->setContentsMargins(0, 0, 0, 0); connect(m_helper, SIGNAL(positionChanged(int)), this, SLOT(slotPositionChanged(int))); m_scene = new GraphicsSceneRectMove(this); m_scene->setTool(TITLE_SELECT); view->setScene(m_scene); QGraphicsRectItem *m_frameBorder = new QGraphicsRectItem(QRectF(0, 0, profile.width, profile.height)); m_frameBorder->setZValue(-1100); m_frameBorder->setBrush(QColor(255, 255, 0, 30)); m_frameBorder->setPen(QPen(QBrush(QColor(255, 255, 255, 255)), 1.0, Qt::DashLine)); m_scene->addItem(m_frameBorder); m_ui.buttonNext->setIcon(KIcon("media-skip-forward")); m_ui.buttonNext->setToolTip(i18n("Go to next keyframe")); m_ui.buttonPrevious->setIcon(KIcon("media-skip-backward")); m_ui.buttonPrevious->setToolTip(i18n("Go to previous keyframe")); m_ui.buttonAdd->setIcon(KIcon("document-new")); m_ui.buttonAdd->setToolTip(i18n("Add keyframe")); m_ui.buttonDelete->setIcon(KIcon("edit-delete")); m_ui.buttonDelete->setToolTip(i18n("Delete keyframe")); QMenu *configMenu = new QMenu(i18n("Misc..."), this); m_ui.buttonMenu->setIcon(KIcon("system-run")); m_ui.buttonMenu->setMenu(configMenu); m_ui.buttonMenu->setPopupMode(QToolButton::QToolButton::InstantPopup); configMenu->addAction(i18n("Geometry"), this, SLOT(slotGeometry())); m_scaleMenu = new QMenu(i18n("Resize..."), this); configMenu->addMenu(m_scaleMenu); m_scaleMenu->addAction(i18n("50%"), this, SLOT(slotResize50())); m_scaleMenu->addAction(i18n("100%"), this, SLOT(slotResize100())); m_scaleMenu->addAction(i18n("200%"), this, SLOT(slotResize200())); m_scaleMenu->addAction(i18n("Original size"), this, SLOT(slotResizeOriginal())); m_scaleMenu->addAction(i18n("Custom"), this, SLOT(slotResizeCustom())); m_alignMenu = new QMenu(i18n("Align..."), this); configMenu->addMenu(m_alignMenu); m_alignMenu->addAction(i18n("Center"), this, SLOT(slotAlignCenter())); m_alignMenu->addAction(i18n("Hor. Center"), this, SLOT(slotAlignHCenter())); m_alignMenu->addAction(i18n("Vert. Center"), this, SLOT(slotAlignVCenter())); m_alignMenu->addAction(i18n("Right"), this, SLOT(slotAlignRight())); m_alignMenu->addAction(i18n("Left"), this, SLOT(slotAlignLeft())); m_alignMenu->addAction(i18n("Top"), this, SLOT(slotAlignTop())); m_alignMenu->addAction(i18n("Bottom"), this, SLOT(slotAlignBottom())); m_syncAction = configMenu->addAction(i18n("Sync timeline cursor"), this, SLOT(slotSyncCursor())); m_syncAction->setCheckable(true); m_syncAction->setChecked(KdenliveSettings::transitionfollowcursor()); //scene->setSceneRect(0, 0, profile.width * 2, profile.height * 2); //view->fitInView(m_frameBorder, Qt::KeepAspectRatio); const double sc = 100.0 / profile.height * 0.8; QRectF srect = view->sceneRect(); view->setSceneRect(srect.x(), -srect.height() / 3 + 10, srect.width(), srect.height() + srect.height() / 3 * 2 - 10); m_scene->setZoom(sc); view->centerOn(m_frameBorder); connect(m_ui.buttonNext , SIGNAL(clicked()) , this , SLOT(slotNextFrame())); connect(m_ui.buttonPrevious , SIGNAL(clicked()) , this , SLOT(slotPreviousFrame())); connect(m_ui.buttonDelete , SIGNAL(clicked()) , this , SLOT(slotDeleteFrame())); connect(m_ui.buttonAdd , SIGNAL(clicked()) , this , SLOT(slotAddFrame())); connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateTransitionProperties())); connect(m_scene, SIGNAL(doubleClickEvent()), this, SLOT(slotGeometry())); }