void PluginWidget::mousePressEvent(QMouseEvent *e)
{
if (e->button() != Qt::RightButton)
return QWidget::mousePressEvent(e);
const QPoint p(e->pos() - rect().center());
if (p.manhattanLength() < std::min(width(), height()) * 0.8 * 0.5)
{
emit requestContextMenu(SHUTDOWN_KEY);
return;
}
return QWidget::mousePressEvent(e);
}
void WGraphicsPolygonItem::mousePressEvent(WGraphicsSceneMouseEvent* event)
{
if (event->button() == Ws::LeftButton)
{
bool contain = contains(event->scenePos());
if (isSelectable() && !isSelected() && contain) //not selected ---> selected
{
_select_flag = SF_CONTENT;
setSelected();
scene()->update(boundingRect());
event->widget()->setCursor(WCursor(getCursorShape(_select_flag)));
scene()->itemChange(WGraphicsChange(WGraphicsChange::Selected, this));
}
else if (isSelected() && !contain) //selected ---> not selected
{
_select_flag = SF_NONE;
setSelected(false);
scene()->update(boundingRect());
event->widget()->setCursor(WCursor(getCursorShape(_select_flag)));
scene()->itemChange(WGraphicsChange(WGraphicsChange::Unselected, this));
}
}
else if (event->button() == Ws::RightButton) //请求右键菜单
{
int flag = low_word(_select_flag);
Ws::ContextMenuFlags flags = 0;
if (flag == SF_VERTEX && data()->polygon.size() > 4)
{
flags |= Ws::DeleteVertex;
}
else if (flag == SF_MID)
{
flags |= Ws::AddVertex;
}
else if (flag == SF_CONTENT)
{
flags |= Ws::Copy;
}
if (flags)
{
requestContextMenu(flags);
}
}
}
MainWindow::MainWindow(QWidget* parent)
: CGAL::Qt::DemosMainWindow(parent)
{
ui = new Ui::MainWindow;
ui->setupUi(this);
// remove the Load Script menu entry, when the demo has not been compiled with QT_SCRIPT_LIB
#if !defined(QT_SCRIPT_LIB)
ui->menuBar->removeAction(ui->actionLoad_Script);
#endif
// Save some pointers from ui, for latter use.
sceneView = ui->sceneView;
viewer = ui->viewer;
// do not save the state of the viewer (anoying)
viewer->setStateFileName(QString::null);
// setup scene
scene = new Scene(this);
viewer->setScene(scene);
{
QShortcut* shortcut = new QShortcut(QKeySequence(Qt::ALT+Qt::Key_Q), this);
connect(shortcut, SIGNAL(activated()),
this, SLOT(setFocusToQuickSearch()));
}
proxyModel = new QSortFilterProxyModel(this);
proxyModel->setSourceModel(scene);
connect(ui->searchEdit, SIGNAL(textChanged(QString)),
proxyModel, SLOT(setFilterFixedString(QString)));
sceneView->setModel(proxyModel);
// setup the sceneview: delegation and columns sizing...
sceneView->setItemDelegate(new SceneDelegate(this));
sceneView->header()->setStretchLastSection(false);
sceneView->header()->setSectionResizeMode(Scene::NameColumn, QHeaderView::Stretch);
sceneView->header()->setSectionResizeMode(Scene::NameColumn, QHeaderView::Stretch);
sceneView->header()->setSectionResizeMode(Scene::ColorColumn, QHeaderView::ResizeToContents);
sceneView->header()->setSectionResizeMode(Scene::RenderingModeColumn, QHeaderView::Fixed);
sceneView->header()->setSectionResizeMode(Scene::ABColumn, QHeaderView::Fixed);
sceneView->header()->setSectionResizeMode(Scene::VisibleColumn, QHeaderView::Fixed);
sceneView->resizeColumnToContents(Scene::ColorColumn);
sceneView->resizeColumnToContents(Scene::RenderingModeColumn);
sceneView->resizeColumnToContents(Scene::ABColumn);
sceneView->resizeColumnToContents(Scene::VisibleColumn);
// setup connections
connect(scene, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex & )),
this, SLOT(updateInfo()));
connect(scene, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex & )),
this, SLOT(updateDisplayInfo()));
connect(scene, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex & )),
viewer, SLOT(updateGL()));
connect(scene, SIGNAL(updated()),
viewer, SLOT(updateGL()));
connect(scene, SIGNAL(updated()),
this, SLOT(selectionChanged()));
connect(scene, SIGNAL(itemAboutToBeDestroyed(Scene_item*)),
this, SLOT(removeManipulatedFrame(Scene_item*)));
connect(scene, SIGNAL(updated_bbox()),
this, SLOT(updateViewerBBox()));
connect(scene, SIGNAL(selectionChanged(int)),
this, SLOT(selectSceneItem(int)));
connect(sceneView->selectionModel(),
SIGNAL(selectionChanged ( const QItemSelection & , const QItemSelection & ) ),
this, SLOT(updateInfo()));
connect(sceneView->selectionModel(),
SIGNAL(selectionChanged ( const QItemSelection & , const QItemSelection & ) ),
this, SLOT(updateDisplayInfo()));
connect(sceneView->selectionModel(),
SIGNAL(selectionChanged ( const QItemSelection & , const QItemSelection & ) ),
this, SLOT(selectionChanged()));
sceneView->setContextMenuPolicy(Qt::CustomContextMenu);
connect(sceneView, SIGNAL(customContextMenuRequested(const QPoint & )),
this, SLOT(showSceneContextMenu(const QPoint &)));
connect(viewer, SIGNAL(selected(int)),
this, SLOT(selectSceneItem(int)));
connect(viewer, SIGNAL(selectedPoint(double, double, double)),
this, SLOT(showSelectedPoint(double, double, double)));
connect(viewer, SIGNAL(selectionRay(double, double, double,
double, double, double)),
scene, SIGNAL(selectionRay(double, double, double,
double, double, double)));
connect(viewer, SIGNAL(requestContextMenu(QPoint)),
this, SLOT(contextMenuRequested(QPoint)));
// The contextMenuPolicy of infoLabel is now the default one, so that one
// can easily copy-paste its text.
// connect(ui->infoLabel, SIGNAL(customContextMenuRequested(const QPoint & )),
// this, SLOT(showSceneContextMenu(const QPoint &)));
connect(ui->actionRecenterScene, SIGNAL(triggered()),
viewer, SLOT(update()));
connect(ui->actionAntiAliasing, SIGNAL(toggled(bool)),
viewer, SLOT(setAntiAliasing(bool)));
connect(ui->actionDraw_two_sides, SIGNAL(toggled(bool)),
viewer, SLOT(setTwoSides(bool)));
// add the "About CGAL..." and "About demo..." entries
this->addAboutCGAL();
this->addAboutDemo(":/cgal/Polyhedron_3/about.html");
// Connect the button "addButton" with actionLoad
ui->addButton->setDefaultAction(ui->actionLoad);
// Same with "removeButton" and "duplicateButton"
ui->removeButton->setDefaultAction(ui->actionErase);
ui->duplicateButton->setDefaultAction(ui->actionDuplicate);
// Connect actionQuit (Ctrl+Q) and qApp->quit()
connect(ui->actionQuit, SIGNAL(triggered()),
this, SLOT(quit()));
// Connect "Select all items"
connect(ui->actionSelect_all_items, SIGNAL(triggered()),
this, SLOT(selectAll()));
// Recent files menu
this->addRecentFiles(ui->menuFile, ui->actionQuit);
connect(this, SIGNAL(openRecentFile(QString)),
this, SLOT(open(QString)));
// Reset the "Operation menu"
clearMenu(ui->menuOperations);
#ifdef QT_SCRIPT_LIB
std::cerr << "Enable scripts.\n";
script_engine = new QScriptEngine(this);
qScriptRegisterMetaType<Scene_item*>(script_engine,
myScene_itemToScriptValue,
myScene_itemFromScriptValue);
# ifdef QT_SCRIPTTOOLS_LIB
QScriptEngineDebugger* debugger = new QScriptEngineDebugger(this);
debugger->setObjectName("qt script debugger");
QAction* debuggerMenuAction =
menuBar()->addMenu(debugger->createStandardMenu());
debuggerMenuAction->setText(tr("Qt Script &debug"));
for(unsigned int i = 0; i < 9; ++i)
{
QDockWidget* dock = new QDockWidget(debug_widgets_names[i], this);
dock->setObjectName(debug_widgets_names[i]);
dock->setWidget(debugger->widget(debug_widgets[i]));
this->addDockWidget(Qt::BottomDockWidgetArea, dock);
dock->hide();
}
debugger->setAutoShowStandardWindow(false);
debugger->attachTo(script_engine);
# endif // QT_SCRIPTTOOLS_LIB
QScriptValue fun = script_engine->newFunction(myPrintFunction);
script_engine->globalObject().setProperty("print", fun);
// evaluate_script("print('hello', 'world', 'from QtScript!')");
QScriptValue mainWindowObjectValue = script_engine->newQObject(this);
script_engine->globalObject().setProperty("main_window", mainWindowObjectValue);
QScriptValue sceneObjectValue = script_engine->newQObject(scene);
mainWindowObjectValue.setProperty("scene", sceneObjectValue);
script_engine->globalObject().setProperty("scene", sceneObjectValue);
QScriptValue viewerObjectValue = script_engine->newQObject(viewer);
mainWindowObjectValue.setProperty("viewer", viewerObjectValue);
script_engine->globalObject().setProperty("viewer", viewerObjectValue);
QScriptValue cameraObjectValue = script_engine->newQObject(viewer->camera());
viewerObjectValue.setProperty("camera", cameraObjectValue);
script_engine->globalObject().setProperty("camera", cameraObjectValue);
evaluate_script("var plugins = new Array();");
# ifdef QT_SCRIPTTOOLS_LIB
QScriptValue debuggerObjectValue = script_engine->newQObject(debugger);
script_engine->globalObject().setProperty("debugger", debuggerObjectValue);
# endif
#endif
readSettings(); // Among other things, the column widths are stored.
// Load plugins, and re-enable actions that need it.
loadPlugins();
// Setup the submenu of the View menu that can toggle the dockwidgets
Q_FOREACH(QDockWidget* widget, findChildren<QDockWidget*>()) {
ui->menuDockWindows->addAction(widget->toggleViewAction());
}
