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("GT_HORIZONTALGRADIENT") << tr("GT_VERTICALGRADIENT")
65 << tr("GT_FIRSTDIAGONALGRADIENT") << tr("GT_SECONDDIAGONALGRADIENT")
66 << tr("GT_FIRSTCORNERGRADIENT") << tr("GT_SECONDCORNERGRADIENT")
67 << tr("GT_THIRDCORNERGRADIENT") << tr("GT_FORTHCORNERGRADIENT");
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("BG_IMAGE_FILES");
77 XGUI_Viewer::XGUI_Viewer(XGUI_MainWindow* theParent, bool DisplayTrihedron)
78 : QObject(theParent), myMainWindow(theParent), myPreselectionEnabled(true), mySelectionEnabled(
79 true), myMultiSelectionEnabled(true), myIsRelative(true), myInteractionStyle(
80 XGUI::STANDARD), myTrihedronSize(100)
85 // standard interaction style
86 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::ZOOM] = Qt::ControlModifier;
87 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::ZOOM] = Qt::LeftButton;
89 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::PAN] = Qt::ControlModifier;
90 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::PAN] = Qt::MidButton;
92 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::ROTATE] = Qt::ControlModifier;
93 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::ROTATE] = Qt::RightButton;
95 XGUI_Viewer::myStateMap[XGUI::STANDARD][XGUI::FIT_AREA] = Qt::ControlModifier;
96 XGUI_Viewer::myButtonMap[XGUI::STANDARD][XGUI::FIT_AREA] = Qt::RightButton;
98 // "key free" interaction style
99 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::ZOOM] = Qt::NoModifier;
100 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::ZOOM] = Qt::RightButton;
102 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::PAN] = Qt::NoModifier;
103 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::PAN] = Qt::MidButton;
105 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::ROTATE] = Qt::NoModifier;
106 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::ROTATE] = Qt::LeftButton;
108 XGUI_Viewer::myStateMap[XGUI::KEY_FREE][XGUI::FIT_AREA] = Qt::NoModifier; // unused
109 XGUI_Viewer::myButtonMap[XGUI::KEY_FREE][XGUI::FIT_AREA] = Qt::NoButton; // unused
112 // init CasCade viewers
113 myV3dViewer = CreateViewer(TCollection_ExtendedString("Viewer3d").ToExtString(), "", "", 1000.0,
114 V3d_XposYnegZpos, Standard_True, Standard_True);
115 myV3dViewer->SetDefaultLights();
118 myAISContext = new AIS_InteractiveContext(myV3dViewer);
119 myAISContext->SelectionColor(Quantity_NOC_WHITE);
121 // display isoline on planar faces (box for ex.)
122 myAISContext->IsoOnPlane(true);
124 if (DisplayTrihedron) {
125 Handle(Geom_Axis2Placement) anAxis = new Geom_Axis2Placement(gp::XOY());
126 myTrihedron = new AIS_Trihedron(anAxis);
127 myTrihedron->SetInfiniteState( Standard_True);
129 Quantity_Color Col(193 / 255., 205 / 255., 193 / 255., Quantity_TOC_RGB);
130 myTrihedron->SetArrowColor(Col.Name());
131 myTrihedron->SetSize(myTrihedronSize);
132 Handle(AIS_Drawer) drawer = myTrihedron->Attributes();
133 if (drawer->HasDatumAspect()) {
134 Handle(Prs3d_DatumAspect) daspect = drawer->DatumAspect();
135 daspect->FirstAxisAspect()->SetColor(Quantity_Color(1.0, 0.0, 0.0, Quantity_TOC_RGB));
136 daspect->SecondAxisAspect()->SetColor(Quantity_Color(0.0, 1.0, 0.0, Quantity_TOC_RGB));
137 daspect->ThirdAxisAspect()->SetColor(Quantity_Color(0.0, 0.0, 1.0, Quantity_TOC_RGB));
140 // set zooming style to standard
141 //myZoomingStyle = 0;
144 XGUI_Viewer::~XGUI_Viewer(void)
146 myAISContext.Nullify();
147 myV3dViewer.Nullify();
150 QMdiSubWindow* XGUI_Viewer::createView(V3d_TypeOfView theType)
153 XGUI_ViewWindow* view = new XGUI_ViewWindow(this, theType);
154 // get main view window (created by view frame)
155 //OCCViewer_ViewWindow* vw = view->getView(OCCViewer_ViewFrame::MAIN_VIEW);
156 // initialize main view window
158 // set default background for view window
159 //vw->setBackground( background(0) ); // 0 means MAIN_VIEW (other views are not yet created here)
160 //// connect signal from viewport
161 connect(view->viewPort(), SIGNAL(vpClosed()), this, SLOT(onViewClosed()));
162 connect(view->viewPort(), SIGNAL(vpMapped()), this, SLOT(onViewMapped()));
164 view->setBackground(XGUI_ViewBackground(XGUI::VerticalGradient, Qt::green, Qt::blue));
166 QMdiArea* aMDI = myMainWindow->mdiArea();
167 QMdiSubWindow* aWnd = aMDI->addSubWindow(view, Qt::FramelessWindowHint);
168 aWnd->setGeometry(0, 0, aMDI->width() / 2, aMDI->height() / 2);
174 *\param theOper - hot operation
175 *\param theState - adding state to state map operations.
176 *\param theButton - adding state to button map operations.
178 void XGUI_Viewer::setHotButton(XGUI::InteractionStyle theInteractionStyle,
179 XGUI::HotOperation theOper, Qt::KeyboardModifiers theState,
180 Qt::MouseButtons theButton)
182 myStateMap[theInteractionStyle][theOper] = theState;
183 myButtonMap[theInteractionStyle][theOper] = theButton;
186 /*! Gets hot button for operation \a theOper.
187 *\param theOper - input hot operation
188 *\param theState - output state from state map operations.
189 *\param theButton - output state from button map operations.
191 void XGUI_Viewer::getHotButton(XGUI::InteractionStyle theInteractionStyle,
192 XGUI::HotOperation theOper, Qt::KeyboardModifiers& theState,
193 Qt::MouseButtons& theButton)
195 theState = myStateMap[theInteractionStyle][theOper];
196 theButton = myButtonMap[theInteractionStyle][theOper];
200 Changes visibility of trihedron to opposite
202 void XGUI_Viewer::toggleTrihedron()
204 setTrihedronShown(!isTrihedronVisible());
208 \return true if trihedron is visible
210 bool XGUI_Viewer::isTrihedronVisible() const
212 return !myTrihedron.IsNull() && !myAISContext.IsNull() && myAISContext->IsDisplayed(myTrihedron);
216 Sets visibility state of trihedron
217 \param on - new state
220 void XGUI_Viewer::setTrihedronShown(const bool on)
222 if (myTrihedron.IsNull())
226 myAISContext->Display(myTrihedron);
227 myAISContext->Deactivate(myTrihedron);
229 myAISContext->Erase(myTrihedron);
234 \return trihedron size
236 double XGUI_Viewer::trihedronSize() const
239 if (!myTrihedron.IsNull())
240 sz = myTrihedron->Size();
245 Changes trihedron size
248 void XGUI_Viewer::setTrihedronSize(const double sz, bool isRelative)
250 if (myTrihedronSize != sz || isRelative != myIsRelative) {
251 myTrihedronSize = sz;
252 myIsRelative = isRelative;
258 * Update the size of the trihedron
260 void XGUI_Viewer::updateTrihedron()
262 if (myTrihedron.IsNull())
268 if (computeTrihedronSize(newSz, oldSz))
269 myTrihedron->SetSize(newSz);
271 } else if (myTrihedron->Size() != myTrihedronSize) {
272 myTrihedron->SetSize(myTrihedronSize);
277 Get new and current trihedron size corresponding to the current model size
279 bool XGUI_Viewer::computeTrihedronSize(double& theNewSize, double& theSize)
284 //SRN: BUG IPAL8996, a usage of method ActiveView without an initialization
285 Handle(V3d_Viewer) viewer = v3dViewer();
286 viewer->InitActiveViews();
287 if (!viewer->MoreActiveViews())
290 Handle(V3d_View) view3d = viewer->ActiveView();
296 double Xmin = 0, Ymin = 0, Zmin = 0, Xmax = 0, Ymax = 0, Zmax = 0;
299 view3d->View()->MinMaxValues(Xmin, Ymin, Zmin, Xmax, Ymax, Zmax);
301 if (Xmin == RealFirst() || Ymin == RealFirst() || Zmin == RealFirst() || Xmax == RealLast()
302 || Ymax == RealLast() || Zmax == RealLast())
305 aMaxSide = Xmax - Xmin;
306 if (aMaxSide < Ymax - Ymin)
307 aMaxSide = Ymax - Ymin;
308 if (aMaxSide < Zmax - Zmin)
309 aMaxSide = Zmax - Zmin;
312 // The boundary box of the view may be initialized but nullified
313 // (case of infinite objects)
314 if (aMaxSide < Precision::Confusion())
317 static float EPS = 5.0E-3;
318 theSize = trihedron()->Size();
319 //theNewSize = aMaxSide*aSizeInPercents / 100.0;
321 return fabs(theNewSize - theSize) > theSize * EPS || fabs(theNewSize - theSize) > theNewSize * EPS;
324 void XGUI_Viewer::onViewClosed()
326 Standard_Integer aViewsNb = 0;
327 for(myV3dViewer->InitActiveViews(); myV3dViewer->MoreActiveViews();
328 myV3dViewer->NextActiveViews())
331 //clean up presentations before last view is closed
332 myAISContext->RemoveAll(Standard_False);
336 void XGUI_Viewer::onViewMapped()
338 setTrihedronShown(true);