1 #include "XGUI_Viewer.h"
2 #include "XGUI_MainWindow.h"
3 #include "XGUI_ViewWindow.h"
4 #include "XGUI_ViewPort.h"
7 #include <QMdiSubWindow>
9 #include <V3d_View.hxx>
11 #include <Aspect_DisplayConnection.hxx>
12 #include <Graphic3d.hxx>
13 #include <Graphic3d_GraphicDriver.hxx>
14 #include <Geom_Axis2Placement.hxx>
15 #include <AIS_Drawer.hxx>
16 #include <Prs3d_DatumAspect.hxx>
17 #include <Prs3d_LineAspect.hxx>
18 #include <V3d_View.hxx>
19 #include <Visual3d_View.hxx>
22 #include <WNT_Window.hxx>
24 #include <Xw_Window.hxx>
27 XGUI_Viewer::InteractionStyle2StatesMap XGUI_Viewer::myStateMap;
28 XGUI_Viewer::InteractionStyle2ButtonsMap XGUI_Viewer::myButtonMap;
29 static bool isInitialized = false;
32 Creates viewer 3d [ static ]
34 Handle(V3d_Viewer) CreateViewer(const Standard_ExtString name, const Standard_CString displayName,
35 const Standard_CString domain, const Standard_Real viewSize,
36 const V3d_TypeOfOrientation viewProjection,
37 const Standard_Boolean computedMode,
38 const Standard_Boolean defaultComputedMode)
40 static Handle(Graphic3d_GraphicDriver) aGraphicDriver;
41 if (aGraphicDriver.IsNull()) {
42 Handle(Aspect_DisplayConnection) aDisplayConnection;
44 aDisplayConnection = new Aspect_DisplayConnection( displayName );
46 aDisplayConnection = new Aspect_DisplayConnection();
48 aGraphicDriver = Graphic3d::InitGraphicDriver(aDisplayConnection);
51 return new V3d_Viewer(aGraphicDriver, name, domain, viewSize, viewProjection, Quantity_NOC_GRAY30,
52 V3d_ZBUFFER, V3d_GOURAUD, V3d_WAIT, computedMode, defaultComputedMode,
56 // VSR: Uncomment below line to allow texture background support in OCC viewer
57 #define OCC_ENABLE_TEXTURED_BACKGROUND
60 Get data for supported background modes: gradient types, identifiers and supported image formats
62 QString XGUI_Viewer::backgroundData(QStringList& gradList, QIntList& idList, QIntList& txtList)
64 gradList << tr("Horizontal gradient") << tr("Vertical gradient")
65 << tr("First diagonal gradient") << tr("Second diagonal gradient")
66 << tr("First corner gradient") << tr("Second corner gradient")
67 << tr("Third corner gradient") << tr("Fourth corner gradient");
68 idList << XGUI::HorizontalGradient << XGUI::VerticalGradient << XGUI::Diagonal1Gradient
69 << XGUI::Diagonal2Gradient << XGUI::Corner1Gradient << XGUI::Corner2Gradient
70 << XGUI::Corner3Gradient << XGUI::Corner4Gradient;
71 #ifdef OCC_ENABLE_TEXTURED_BACKGROUND
72 txtList << XGUI::CenterTexture << XGUI::TileTexture << XGUI::StretchTexture;
74 return tr("Image files (*.bmp *.gif *.pix *.xwd *.rgb *.rs)");
77 XGUI_Viewer::XGUI_Viewer(XGUI_MainWindow* theParent, bool DisplayTrihedron)
79 myMainWindow(theParent),
80 myPreselectionEnabled(true),
81 mySelectionEnabled(true),
82 myMultiSelectionEnabled(true),
84 myInteractionStyle(XGUI::STANDARD),
91 // standard interaction style
92 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::ZOOM] = Qt::ControlModifier;
93 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::ZOOM] = Qt::LeftButton;
95 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::PAN] = Qt::ControlModifier;
96 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::PAN] = Qt::MidButton;
98 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::ROTATE] = Qt::ControlModifier;
99 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::ROTATE] = Qt::RightButton;
101 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::FIT_AREA] = Qt::ControlModifier;
102 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::FIT_AREA] = Qt::RightButton;
104 // "key free" interaction style
105 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::ZOOM] = Qt::NoModifier;
106 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::ZOOM] = Qt::RightButton;
108 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::PAN] = Qt::NoModifier;
109 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::PAN] = Qt::MidButton;
111 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::ROTATE] = Qt::NoModifier;
112 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::ROTATE] = Qt::LeftButton;
114 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::FIT_AREA] = Qt::NoModifier; // unused
115 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::FIT_AREA] = Qt::NoButton; // unused
118 // init CasCade viewers
119 myV3dViewer = CreateViewer(TCollection_ExtendedString("Viewer3d").ToExtString(), "", "", 1000.0,
120 V3d_XposYnegZpos, Standard_True, Standard_True);
121 myV3dViewer->SetDefaultLights();
124 myAISContext = new AIS_InteractiveContext(myV3dViewer);
125 myAISContext->SelectionColor(Quantity_NOC_WHITE);
127 // display isoline on planar faces (box for ex.)
128 myAISContext->IsoOnPlane(true);
130 if (DisplayTrihedron) {
131 Handle(Geom_Axis2Placement) anAxis = new Geom_Axis2Placement(gp::XOY());
132 myTrihedron = new AIS_Trihedron(anAxis);
133 myTrihedron->SetInfiniteState( Standard_True);
135 Quantity_Color Col(193 / 255., 205 / 255., 193 / 255., Quantity_TOC_RGB);
136 myTrihedron->SetArrowColor(Col.Name());
137 myTrihedron->SetSize(myTrihedronSize);
138 Handle(AIS_Drawer) drawer = myTrihedron->Attributes();
139 if (drawer->HasDatumAspect()) {
140 Handle(Prs3d_DatumAspect) daspect = drawer->DatumAspect();
141 daspect->FirstAxisAspect()->SetColor(Quantity_Color(1.0, 0.0, 0.0, Quantity_TOC_RGB));
142 daspect->SecondAxisAspect()->SetColor(Quantity_Color(0.0, 1.0, 0.0, Quantity_TOC_RGB));
143 daspect->ThirdAxisAspect()->SetColor(Quantity_Color(0.0, 0.0, 1.0, Quantity_TOC_RGB));
146 // set zooming style to standard
147 //myZoomingStyle = 0;
149 QMdiArea* aMDI = myMainWindow->mdiArea();
150 connect(aMDI, SIGNAL(subWindowActivated(QMdiSubWindow*)), this, SLOT(onWindowActivated(QMdiSubWindow*)));
154 XGUI_Viewer::~XGUI_Viewer(void)
156 myAISContext.Nullify();
157 myV3dViewer.Nullify();
160 QMdiSubWindow* XGUI_Viewer::createView(V3d_TypeOfView theType)
163 XGUI_ViewWindow* view = new XGUI_ViewWindow(this, theType);
164 // get main view window (created by view frame)
165 //OCCViewer_ViewWindow* vw = view->getView(OCCViewer_ViewFrame::MAIN_VIEW);
166 // initialize main view window
168 // set default background for view window
169 //vw->setBackground( background(0) ); // 0 means MAIN_VIEW (other views are not yet created here)
170 //// connect signal from viewport
171 //connect(view->viewPort(), SIGNAL(vpClosed()), this, SLOT(onViewClosed()));
172 //connect(view->viewPort(), SIGNAL(vpMapped()), this, SLOT(onViewMapped()));
173 if (myViews.size() == 0)
174 setTrihedronShown(true);
176 view->setBackground(XGUI_ViewBackground(XGUI::VerticalGradient, Qt::white, QColor(Qt::blue).lighter()));
177 //view->setBackground(XGUI_ViewBackground(Qt::black));
179 QMdiArea* aMDI = myMainWindow->mdiArea();
180 QMdiSubWindow* aWnd = aMDI->addSubWindow(view, Qt::FramelessWindowHint);
182 aWnd->setGeometry(0, 0, aMDI->width() / 2, aMDI->height() / 2);
188 *\param theOper - hot operation
189 *\param theState - adding state to state map operations.
190 *\param theButton - adding state to button map operations.
192 void XGUI_Viewer::setHotButton(XGUI::InteractionStyle theInteractionStyle,
193 XGUI::HotOperation theOper, Qt::KeyboardModifiers theState,
194 Qt::MouseButtons theButton)
196 myStateMap[theInteractionStyle][theOper] = theState;
197 myButtonMap[theInteractionStyle][theOper] = theButton;
200 /*! Gets hot button for operation \a theOper.
201 *\param theOper - input hot operation
202 *\param theState - output state from state map operations.
203 *\param theButton - output state from button map operations.
205 void XGUI_Viewer::getHotButton(XGUI::InteractionStyle theInteractionStyle,
206 XGUI::HotOperation theOper, Qt::KeyboardModifiers& theState,
207 Qt::MouseButtons& theButton)
209 theState = myStateMap[theInteractionStyle][theOper];
210 theButton = myButtonMap[theInteractionStyle][theOper];
214 Changes visibility of trihedron to opposite
216 void XGUI_Viewer::toggleTrihedron()
218 setTrihedronShown(!isTrihedronVisible());
222 \return true if trihedron is visible
224 bool XGUI_Viewer::isTrihedronVisible() const
226 return !myTrihedron.IsNull() && !myAISContext.IsNull() && myAISContext->IsDisplayed(myTrihedron);
230 Sets visibility state of trihedron
231 \param on - new state
234 void XGUI_Viewer::setTrihedronShown(bool on)
236 if (myTrihedron.IsNull())
240 myAISContext->Display(myTrihedron);
241 myAISContext->Deactivate(myTrihedron);
243 myAISContext->Erase(myTrihedron);
248 \return trihedron size
250 double XGUI_Viewer::trihedronSize() const
253 if (!myTrihedron.IsNull())
254 sz = myTrihedron->Size();
259 Changes trihedron size
262 void XGUI_Viewer::setTrihedronSize(const double sz, bool isRelative)
264 if (myTrihedronSize != sz || isRelative != myIsRelative) {
265 myTrihedronSize = sz;
266 myIsRelative = isRelative;
272 * Update the size of the trihedron
274 void XGUI_Viewer::updateTrihedron()
276 if (myTrihedron.IsNull())
282 if (computeTrihedronSize(newSz, oldSz))
283 myTrihedron->SetSize(newSz);
285 } else if (myTrihedron->Size() != myTrihedronSize) {
286 myTrihedron->SetSize(myTrihedronSize);
291 Get new and current trihedron size corresponding to the current model size
293 bool XGUI_Viewer::computeTrihedronSize(double& theNewSize, double& theSize)
298 //SRN: BUG IPAL8996, a usage of method ActiveView without an initialization
299 Handle(V3d_Viewer) viewer = v3dViewer();
300 viewer->InitActiveViews();
301 if (!viewer->MoreActiveViews())
304 Handle(V3d_View) view3d = viewer->ActiveView();
310 double Xmin = 0, Ymin = 0, Zmin = 0, Xmax = 0, Ymax = 0, Zmax = 0;
313 view3d->View()->MinMaxValues(Xmin, Ymin, Zmin, Xmax, Ymax, Zmax);
315 if (Xmin == RealFirst() || Ymin == RealFirst() || Zmin == RealFirst() || Xmax == RealLast()
316 || Ymax == RealLast() || Zmax == RealLast())
319 aMaxSide = Xmax - Xmin;
320 if (aMaxSide < Ymax - Ymin)
321 aMaxSide = Ymax - Ymin;
322 if (aMaxSide < Zmax - Zmin)
323 aMaxSide = Zmax - Zmin;
326 // The boundary box of the view may be initialized but nullified
327 // (case of infinite objects)
328 if (aMaxSide < Precision::Confusion())
331 static float EPS = (float)5.0E-3;
332 theSize = trihedron()->Size();
333 //theNewSize = aMaxSide*aSizeInPercents / 100.0;
335 return fabs(theNewSize - theSize) > theSize * EPS || fabs(theNewSize - theSize) > theNewSize * EPS;
338 void XGUI_Viewer::onViewClosed(QMdiSubWindow* theView)
343 emit deleteView( static_cast<XGUI_ViewWindow*>(theView->widget()) );
344 removeView( theView );
346 // if this is last view
347 if (myViews.size() == 0) {
348 Standard_Integer aViewsNb = 0;
349 for ( myV3dViewer->InitActiveViews(); myV3dViewer->MoreActiveViews(); myV3dViewer->NextActiveViews())
351 if ( aViewsNb < 2 ) {
352 //clean up presentations before last view is closed
353 myAISContext->RemoveAll(Standard_False);
358 /*!Remove view window \a theView from view manager.
359 *And close the last view, if it has \a theView.
361 void XGUI_Viewer::removeView( QMdiSubWindow* theView )
363 XGUI_ViewWindow* aWindow = static_cast<XGUI_ViewWindow*>(theView->widget());
365 aWindow->disconnect( this );
366 myViews.removeAt( myViews.indexOf( theView ) );
367 if ( myActiveView == theView )
369 if ( myViews.size() == 0 )
370 emit lastViewClosed();
374 /*void XGUI_Viewer::onViewMapped()
376 setTrihedronShown(true);
380 void XGUI_Viewer::addView(QMdiSubWindow* theView)
382 XGUI_ViewWindow* aWindow = dynamic_cast<XGUI_ViewWindow*>(theView->widget());
384 connect(aWindow, SIGNAL(closed(QMdiSubWindow*)),
385 this, SLOT(onViewClosed(QMdiSubWindow*)));
387 connect(aWindow, SIGNAL(tryClosing(XGUI_ViewWindow*)),
388 this, SIGNAL(tryCloseView(XGUI_ViewWindow*)));
390 connect(aWindow, SIGNAL(mousePressed(XGUI_ViewWindow*, QMouseEvent*)),
391 this, SIGNAL(mousePress(XGUI_ViewWindow*, QMouseEvent*)));
393 connect(aWindow, SIGNAL(mouseReleased(XGUI_ViewWindow*, QMouseEvent*)),
394 this, SIGNAL(mouseRelease(XGUI_ViewWindow*, QMouseEvent*)));
396 connect(aWindow, SIGNAL(mouseDoubleClicked(XGUI_ViewWindow*, QMouseEvent*)),
397 this, SIGNAL(mouseDoubleClick(XGUI_ViewWindow*, QMouseEvent*)));
399 connect(aWindow, SIGNAL(mouseMoving(XGUI_ViewWindow*, QMouseEvent*)),
400 this, SIGNAL(mouseMove(XGUI_ViewWindow*, QMouseEvent*)));
402 connect(aWindow, SIGNAL(keyPressed(XGUI_ViewWindow*, QKeyEvent*)),
403 this, SIGNAL(keyPress(XGUI_ViewWindow*, QKeyEvent*)));
405 connect(aWindow, SIGNAL(keyReleased(XGUI_ViewWindow*, QKeyEvent*)),
406 this, SIGNAL(keyRelease(XGUI_ViewWindow*, QKeyEvent*)));
408 // connect(aWindow, SIGNAL(contextMenuRequested( QContextMenuEvent* )),
409 // this, SLOT (onContextMenuRequested( QContextMenuEvent* )));
411 myViews.append(theView);
415 Emit activated for view \a view.
417 void XGUI_Viewer::onWindowActivated(QMdiSubWindow* view)
419 if (view && (view != myActiveView)) {
421 ((XGUI_ViewWindow*)myActiveView->widget())->windowActivated();
422 QList<QMdiSubWindow*>::iterator aIt;
423 for (aIt = myViews.begin(); aIt != myViews.end(); ++aIt)
424 if ((*aIt) != myActiveView)
425 ((XGUI_ViewWindow*)(*aIt)->widget())->windowDeactivated();