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occt/samples/qt/Common/src/View.cxx

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#if !defined WNT
#define QT_CLEAN_NAMESPACE /* avoid definition of INT32 and INT8 */
#endif
#include "View.h"
#include "ApplicationCommon.h"
#include <QApplication>
#include <QPainter>
#include <QMenu>
#include <QColorDialog>
#include <QCursor>
#include <QFileInfo>
#include <QMouseEvent>
#include <QRubberBand>
#include <Visual3d_View.hxx>
#include <Graphic3d_ExportFormat.hxx>
#include <QWindowsStyle>
#ifdef WNT
#include <WNT_Window.hxx>
#include <Graphic3d_WNTGraphicDevice.hxx>
#else
#include <QX11Info>
#include <GL/glx.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/Xmu/StdCmap.h>
#include <X11/Xlib.h>
#include <Xw_Window.hxx>
#include <Graphic3d_GraphicDevice.hxx>
#include <QColormap>
#endif
// the key for multi selection :
#define MULTISELECTIONKEY Qt::ShiftModifier
// the key for shortcut ( use to activate dynamic rotation, panning )
#define CASCADESHORTCUTKEY Qt::ControlModifier
// for elastic bean selection
#define ValZWMin 1
static QCursor* defCursor = NULL;
static QCursor* handCursor = NULL;
static QCursor* panCursor = NULL;
static QCursor* globPanCursor = NULL;
static QCursor* zoomCursor = NULL;
static QCursor* rotCursor = NULL;
View::View( Handle(AIS_InteractiveContext) theContext, QWidget* parent )
: QWidget( parent ),
myViewActions( 0 )
{
#ifndef WNT
//XSynchronize( x11Display(),true ); // it is possible to use QApplication::syncX();
XSynchronize( x11Info().display(),true ); // it is possible to use QApplication::syncX();
#endif
myFirst = true;
myContext = theContext;
myXmin = 0;
myYmin = 0;
myXmax = 0;
myYmax = 0;
myCurZoom = 0;
myRectBand = 0;
setAttribute(Qt::WA_PaintOnScreen);
setAttribute(Qt::WA_NoSystemBackground);
#if !defined WNT
XVisualInfo* pVisualInfo;
if ( x11Info().display() )
{
/* Initialization with the default VisualID */
Visual *v = DefaultVisual( x11Info().display(), DefaultScreen( x11Info().display() ) );
int visualID = XVisualIDFromVisual( v );
/* Here we use the settings from Optimizer_ViewInfo::TxglCreateWindow() */
int visualAttr[] = { GLX_RGBA, GLX_DEPTH_SIZE, 1, GLX_RED_SIZE, 1, GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1, GLX_DOUBLEBUFFER, None };
pVisualInfo = ::glXChooseVisual( x11Info().display(), DefaultScreen( x11Info().display() ), visualAttr );
if ( isVisible() )
hide();
XSetWindowAttributes a;
Window p = RootWindow( x11Info().display(), DefaultScreen( x11Info().display() ) );
a.colormap = XCreateColormap( x11Info().display(), RootWindow( x11Info().display(), pVisualInfo->screen ),
pVisualInfo->visual, AllocNone );
QColor color = palette().color( backgroundRole() );
QColormap colmap = QColormap::instance();
a.background_pixel = colmap.pixel( color );
a.border_pixel = colmap.pixel( Qt::black );
if ( parentWidget() )
p = parentWidget()->winId();
Window w = XCreateWindow( x11Info().display(), p, x(), y(), width(), height(),
0, pVisualInfo->depth, InputOutput, pVisualInfo->visual,
CWBackPixel | CWBorderPixel | CWColormap, &a );
Window *cmw;
Window *cmwret;
int count;
if ( XGetWMColormapWindows( x11Info().display(), topLevelWidget()->winId(), &cmwret, &count ) )
{
cmw = new Window[count+1];
memcpy( (char *)cmw, (char *)cmwret, sizeof(Window)*count );
XFree( (char *)cmwret );
int i;
for ( i = 0; i < count; i++ )
{
if ( cmw[i] == winId() ) /* replace old window */
{
cmw[i] = w;
break;
}
}
if ( i >= count ) /* append new window */
cmw[count++] = w;
}
else
{
count = 1;
cmw = new Window[count];
cmw[0] = w;
}
/* Creating new window (with good VisualID) for this widget */
create(w);
XSetWMColormapWindows( x11Info().display(), topLevelWidget()->winId(), cmw, count );
delete [] cmw;
if ( isVisible() )
show();
if ( pVisualInfo )
XFree( (char *)pVisualInfo );
XFlush( x11Info().display() );
}
#endif
myCurrentMode = CurAction3d_Nothing;
myDegenerateModeIsOn = Standard_True;
setMouseTracking( true );
initViewActions();
initCursors();
setBackgroundRole( QPalette::NoRole );//NoBackground );
// set focus policy to threat QContextMenuEvent from keyboard
setFocusPolicy( Qt::StrongFocus );
setAttribute( Qt::WA_PaintOnScreen );
setAttribute( Qt::WA_NoSystemBackground );
}
View::~View()
{
}
void View::init()
{
if(myView.IsNull())
myView = myContext->CurrentViewer()->CreateView();
int windowHandle = (int) winId();
short hi, lo;
lo = (short) windowHandle;
hi = (short) (windowHandle >> 16);
#ifdef WNT
Handle(WNT_Window) hWnd = new WNT_Window(Handle(Graphic3d_WNTGraphicDevice)::DownCast(myContext->CurrentViewer()->Device()),(int) hi,(int) lo);
#else
Handle(Xw_Window) hWnd = new Xw_Window(Handle(Graphic3d_GraphicDevice)::DownCast(myContext->CurrentViewer()->Device()),(int) hi,(int) lo,Xw_WQ_SAMEQUALITY);
#endif // WNT
myView->SetWindow( hWnd );
if ( !hWnd->IsMapped() )
hWnd->Map();
myView->SetBackgroundColor(Quantity_NOC_BLACK);
myView->MustBeResized();
}
void View::paintEvent( QPaintEvent * e )
{
// QApplication::syncX();
if( myFirst )
{
init();
myFirst = false;
}
myView->Redraw();
}
void View::resizeEvent( QResizeEvent * e)
{
// QApplication::syncX();
if( !myView.IsNull() )
{
myView->MustBeResized();
}
}
void View::fitAll()
{
myView->FitAll();
myView->ZFitAll();
myView->Redraw();
}
void View::fitArea()
{
myCurrentMode = CurAction3d_WindowZooming;
}
void View::zoom()
{
myCurrentMode = CurAction3d_DynamicZooming;
}
void View::pan()
{
myCurrentMode = CurAction3d_DynamicPanning;
}
void View::rotation()
{
myCurrentMode = CurAction3d_DynamicRotation;
}
void View::globalPan()
{
// save the current zoom value
myCurZoom = myView->Scale();
// Do a Global Zoom
myView->FitAll();
// Set the mode
myCurrentMode = CurAction3d_GlobalPanning;
}
void View::front()
{
myView->SetProj( V3d_Xpos );
}
void View::back()
{
myView->SetProj( V3d_Xneg );
}
void View::top()
{
myView->SetProj( V3d_Zpos );
}
void View::bottom()
{
myView->SetProj( V3d_Zneg );
}
void View::left()
{
myView->SetProj( V3d_Ypos );
}
void View::right()
{
myView->SetProj( V3d_Yneg );
}
void View::axo()
{
myView->SetProj( V3d_XposYnegZpos );
}
void View::reset()
{
myView->Reset();
}
void View::hlrOff()
{
QApplication::setOverrideCursor( Qt::WaitCursor );
myView->SetDegenerateModeOn();
myDegenerateModeIsOn = Standard_True;
QApplication::restoreOverrideCursor();
}
void View::hlrOn()
{
QApplication::setOverrideCursor( Qt::WaitCursor );
myView->SetDegenerateModeOff();
myDegenerateModeIsOn = Standard_False;
QApplication::restoreOverrideCursor();
}
void View::updateToggled( bool isOn )
{
QAction* sentBy = (QAction*)sender();
if( !isOn )
return;
for ( int i = ViewFitAllId; i < ViewHlrOffId; i++ )
{
QAction* anAction = myViewActions->at( i );
if ( ( anAction == myViewActions->at( ViewFitAreaId ) ) ||
( anAction == myViewActions->at( ViewZoomId ) ) ||
( anAction == myViewActions->at( ViewPanId ) ) ||
( anAction == myViewActions->at( ViewGlobalPanId ) ) ||
( anAction == myViewActions->at( ViewRotationId ) ) )
{
if ( anAction && ( anAction != sentBy ) )
{
anAction->setCheckable( true );
anAction->setChecked( false );
}
else
{
if ( sentBy == myViewActions->at( ViewFitAreaId ) )
setCursor( *handCursor );
else if ( sentBy == myViewActions->at( ViewZoomId ) )
setCursor( *zoomCursor );
else if ( sentBy == myViewActions->at( ViewPanId ) )
setCursor( *panCursor );
else if ( sentBy == myViewActions->at( ViewGlobalPanId ) )
setCursor( *globPanCursor );
else if ( sentBy == myViewActions->at( ViewRotationId ) )
setCursor( *rotCursor );
else
setCursor( *defCursor );
sentBy->setCheckable( false );
}
}
}
}
void View::initCursors()
{
if ( !defCursor )
defCursor = new QCursor( Qt::ArrowCursor );
if ( !handCursor )
handCursor = new QCursor( Qt::PointingHandCursor );
if ( !panCursor )
panCursor = new QCursor( Qt::SizeAllCursor );
if ( !globPanCursor )
globPanCursor = new QCursor( Qt::CrossCursor );
if ( !zoomCursor )
zoomCursor = new QCursor( QPixmap( ApplicationCommonWindow::getResourceDir() + QString( "/" ) + QObject::tr( "ICON_CURSOR_ZOOM" ) ) );
if ( !rotCursor )
rotCursor = new QCursor( QPixmap( ApplicationCommonWindow::getResourceDir() + QString( "/" ) + QObject::tr( "ICON_CURSOR_ROTATE" ) ) );
}
QList<QAction*>* View::getViewActions()
{
initViewActions();
return myViewActions;
}
/*!
Get paint engine for the OpenGL viewer. [ virtual public ]
*/
QPaintEngine* View::paintEngine() const
{
return 0;
}
void View::initViewActions()
{
if ( myViewActions )
return;
myViewActions = new QList<QAction*>();
QString dir = ApplicationCommonWindow::getResourceDir() + QString( "/" );
QAction* a;
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_FITALL") ), QObject::tr("MNU_FITALL"), this );
a->setToolTip( QObject::tr("TBR_FITALL") );
a->setStatusTip( QObject::tr("TBR_FITALL") );
connect( a, SIGNAL( activated() ) , this, SLOT( fitAll() ) );
myViewActions->insert(ViewFitAllId, a);
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_FITAREA") ), QObject::tr("MNU_FITAREA"), this );
a->setToolTip( QObject::tr("TBR_FITAREA") );
a->setStatusTip( QObject::tr("TBR_FITAREA") );
connect( a, SIGNAL( activated() ) , this, SLOT( fitArea() ) );
a->setCheckable( true );
connect( a, SIGNAL( toggled( bool ) ) , this, SLOT( updateToggled( bool ) ) );
myViewActions->insert( ViewFitAreaId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_ZOOM") ), QObject::tr("MNU_ZOOM"), this );
a->setToolTip( QObject::tr("TBR_ZOOM") );
a->setStatusTip( QObject::tr("TBR_ZOOM") );
connect( a, SIGNAL( activated() ) , this, SLOT( zoom() ) );
a->setCheckable( true );
connect( a, SIGNAL( toggled(bool) ) , this, SLOT( updateToggled(bool) ) );
myViewActions->insert( ViewZoomId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_PAN") ), QObject::tr("MNU_PAN"), this );
a->setToolTip( QObject::tr("TBR_PAN") );
a->setStatusTip( QObject::tr("TBR_PAN") );
connect( a, SIGNAL( activated() ) , this, SLOT( pan() ) );
a->setCheckable( true );
connect( a, SIGNAL( toggled(bool) ) , this, SLOT( updateToggled(bool) ) );
myViewActions->insert( ViewPanId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_GLOBALPAN") ), QObject::tr("MNU_GLOBALPAN"), this );
a->setToolTip( QObject::tr("TBR_GLOBALPAN") );
a->setStatusTip( QObject::tr("TBR_GLOBALPAN") );
connect( a, SIGNAL( activated() ) , this, SLOT( globalPan() ) );
a->setCheckable( true );
connect( a, SIGNAL( toggled(bool) ) , this, SLOT( updateToggled(bool) ) );
myViewActions->insert( ViewGlobalPanId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_FRONT") ), QObject::tr("MNU_FRONT"), this );
a->setToolTip( QObject::tr("TBR_FRONT") );
a->setStatusTip( QObject::tr("TBR_FRONT") );
connect( a, SIGNAL( activated() ) , this, SLOT( front() ) );
myViewActions->insert( ViewFrontId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_BACK") ), QObject::tr("MNU_BACK"), this );
a->setToolTip( QObject::tr("TBR_BACK") );
a->setStatusTip( QObject::tr("TBR_BACK") );
connect( a, SIGNAL( activated() ) , this, SLOT( back() ) );
myViewActions->insert(ViewBackId, a);
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_TOP") ), QObject::tr("MNU_TOP"), this );
a->setToolTip( QObject::tr("TBR_TOP") );
a->setStatusTip( QObject::tr("TBR_TOP") );
connect( a, SIGNAL( activated() ) , this, SLOT( top() ) );
myViewActions->insert( ViewTopId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_BOTTOM") ), QObject::tr("MNU_BOTTOM"), this );
a->setToolTip( QObject::tr("TBR_BOTTOM") );
a->setStatusTip( QObject::tr("TBR_BOTTOM") );
connect( a, SIGNAL( activated() ) , this, SLOT( bottom() ) );
myViewActions->insert( ViewBottomId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_LEFT") ), QObject::tr("MNU_LEFT"), this );
a->setToolTip( QObject::tr("TBR_LEFT") );
a->setStatusTip( QObject::tr("TBR_LEFT") );
connect( a, SIGNAL( activated() ) , this, SLOT( left() ) );
myViewActions->insert( ViewLeftId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_RIGHT") ), QObject::tr("MNU_RIGHT"), this );
a->setToolTip( QObject::tr("TBR_RIGHT") );
a->setStatusTip( QObject::tr("TBR_RIGHT") );
connect( a, SIGNAL( activated() ) , this, SLOT( right() ) );
myViewActions->insert( ViewRightId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_AXO") ), QObject::tr("MNU_AXO"), this );
a->setToolTip( QObject::tr("TBR_AXO") );
a->setStatusTip( QObject::tr("TBR_AXO") );
connect( a, SIGNAL( activated() ) , this, SLOT( axo() ) );
myViewActions->insert( ViewAxoId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_ROTATION") ), QObject::tr("MNU_ROTATION"), this );
a->setToolTip( QObject::tr("TBR_ROTATION") );
a->setStatusTip( QObject::tr("TBR_ROTATION") );
connect( a, SIGNAL( activated() ) , this, SLOT( rotation() ) );
a->setCheckable( true );
connect( a, SIGNAL( toggled(bool) ) , this, SLOT( updateToggled(bool) ) );
myViewActions->insert( ViewRotationId, a );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_RESET") ), QObject::tr("MNU_RESET"), this );
a->setToolTip( QObject::tr("TBR_RESET") );
a->setStatusTip( QObject::tr("TBR_RESET") );
connect( a, SIGNAL( activated() ) , this, SLOT( reset() ) );
myViewActions->insert( ViewResetId, a );
QActionGroup* ag = new QActionGroup( this );
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_HLROFF") ), QObject::tr("MNU_HLROFF"), this );
a->setToolTip( QObject::tr("TBR_HLROFF") );
a->setStatusTip( QObject::tr("TBR_HLROFF") );
connect( a, SIGNAL( activated() ) , this, SLOT( hlrOff() ) );
a->setCheckable( true );
ag->addAction(a);
myViewActions->insert(ViewHlrOffId, a);
a = new QAction( QPixmap( dir+QObject::tr("ICON_VIEW_HLRON") ), QObject::tr("MNU_HLRON"), this );
a->setToolTip( QObject::tr("TBR_HLRON") );
a->setStatusTip( QObject::tr("TBR_HLRON") );
connect( a, SIGNAL( activated() ) ,this, SLOT( hlrOn() ) );
a->setCheckable( true );
ag->addAction(a);
myViewActions->insert( ViewHlrOnId, a );
}
void View::mousePressEvent( QMouseEvent* e )
{
if ( e->button() == Qt::LeftButton )
onLButtonDown( ( e->buttons() | e->modifiers() ), e->pos() );
else if ( e->button() == Qt::MidButton )
onMButtonDown( e->buttons() | e->modifiers(), e->pos() );
else if ( e->button() == Qt::RightButton )
onRButtonDown( e->buttons() | e->modifiers(), e->pos() );
}
void View::mouseReleaseEvent(QMouseEvent* e)
{
if ( e->button() == Qt::LeftButton )
onLButtonUp( e->buttons(), e->pos() );
else if ( e->button() == Qt::MidButton )
onMButtonUp( e->buttons(), e->pos() );
else if( e->button() == Qt::RightButton )
onRButtonUp( e->buttons(), e->pos() );
}
void View::mouseMoveEvent(QMouseEvent* e)
{
onMouseMove( e->buttons(), e->pos() );
}
void View::activateCursor( const CurrentAction3d mode )
{
switch( mode )
{
case CurAction3d_DynamicPanning:
setCursor( *panCursor );
break;
case CurAction3d_DynamicZooming:
setCursor( *zoomCursor );
break;
case CurAction3d_DynamicRotation:
setCursor( *rotCursor );
break;
case CurAction3d_GlobalPanning:
setCursor( *globPanCursor );
break;
case CurAction3d_WindowZooming:
setCursor( *handCursor );
break;
case CurAction3d_Nothing:
default:
setCursor( *defCursor );
break;
}
}
void View::onLButtonDown( const int/*Qt::MouseButtons*/ nFlags, const QPoint point )
{
// save the current mouse coordinate in min
myXmin = point.x();
myYmin = point.y();
myXmax = point.x();
myYmax = point.y();
if ( nFlags & CASCADESHORTCUTKEY )
{
myCurrentMode = CurAction3d_DynamicZooming;
}
else
{
switch ( myCurrentMode )
{
case CurAction3d_Nothing:
if ( nFlags & MULTISELECTIONKEY )
MultiDragEvent( myXmax, myYmax, -1 );
else
DragEvent( myXmax, myYmax, -1 );
break;
case CurAction3d_DynamicZooming:
break;
case CurAction3d_WindowZooming:
break;
case CurAction3d_DynamicPanning:
break;
case CurAction3d_GlobalPanning:
break;
case CurAction3d_DynamicRotation:
if ( !myDegenerateModeIsOn )
myView->SetDegenerateModeOn();
myView->StartRotation( point.x(), point.y() );
break;
default:
Standard_Failure::Raise( "incompatible Current Mode" );
break;
}
}
activateCursor( myCurrentMode );
}
void View::onMButtonDown( const int/*Qt::MouseButtons*/ nFlags, const QPoint point )
{
if ( nFlags & CASCADESHORTCUTKEY )
myCurrentMode = CurAction3d_DynamicPanning;
activateCursor( myCurrentMode );
}
void View::onRButtonDown( const int/*Qt::MouseButtons*/ nFlags, const QPoint point )
{
if ( nFlags & CASCADESHORTCUTKEY )
{
if ( !myDegenerateModeIsOn )
myView->SetDegenerateModeOn();
myCurrentMode = CurAction3d_DynamicRotation;
myView->StartRotation( point.x(), point.y() );
}
else
{
Popup( point.x(), point.y() );
}
activateCursor( myCurrentMode );
}
void View::onLButtonUp( Qt::MouseButtons nFlags, const QPoint point )
{
switch( myCurrentMode )
{
case CurAction3d_Nothing:
if ( point.x() == myXmin && point.y() == myYmin )
{
// no offset between down and up --> selectEvent
myXmax = point.x();
myYmax = point.y();
if ( nFlags & MULTISELECTIONKEY )
MultiInputEvent( point.x(), point.y() );
else
InputEvent( point.x(), point.y() );
}
else
{
DrawRectangle( myXmin, myYmin, myXmax, myYmax, Standard_False );
myXmax = point.x();
myYmax = point.y();
if ( nFlags & MULTISELECTIONKEY )
MultiDragEvent( point.x(), point.y(), 1 );
else
DragEvent( point.x(), point.y(), 1 );
}
break;
case CurAction3d_DynamicZooming:
myCurrentMode = CurAction3d_Nothing;
noActiveActions();
break;
case CurAction3d_WindowZooming:
DrawRectangle( myXmin, myYmin, myXmax, myYmax, Standard_False );//,LongDash);
myXmax = point.x();
myYmax = point.y();
if ( (abs( myXmin - myXmax ) > ValZWMin ) ||
(abs( myYmin - myYmax ) > ValZWMin ) )
myView->WindowFitAll( myXmin, myYmin, myXmax, myYmax );
myCurrentMode = CurAction3d_Nothing;
noActiveActions();
break;
case CurAction3d_DynamicPanning:
myCurrentMode = CurAction3d_Nothing;
noActiveActions();
break;
case CurAction3d_GlobalPanning :
myView->Place( point.x(), point.y(), myCurZoom );
myCurrentMode = CurAction3d_Nothing;
noActiveActions();
break;
case CurAction3d_DynamicRotation:
myCurrentMode = CurAction3d_Nothing;
noActiveActions();
break;
default:
Standard_Failure::Raise(" incompatible Current Mode ");
break;
}
activateCursor( myCurrentMode );
ApplicationCommonWindow::getApplication()->onSelectionChanged();
}
void View::onMButtonUp( Qt::MouseButtons nFlags, const QPoint point )
{
myCurrentMode = CurAction3d_Nothing;
activateCursor( myCurrentMode );
}
void View::onRButtonUp( Qt::MouseButtons nFlags, const QPoint point )
{
if ( myCurrentMode == CurAction3d_Nothing )
Popup( point.x(), point.y() );
else
{
QApplication::setOverrideCursor( Qt::WaitCursor );
// reset tyhe good Degenerated mode according to the strored one
// --> dynamic rotation may have change it
if ( !myDegenerateModeIsOn )
{
myView->SetDegenerateModeOff();
myDegenerateModeIsOn = Standard_False;
}
else
{
myView->SetDegenerateModeOn();
myDegenerateModeIsOn = Standard_True;
}
QApplication::restoreOverrideCursor();
myCurrentMode = CurAction3d_Nothing;
}
activateCursor( myCurrentMode );
}
void View::onMouseMove( Qt::MouseButtons nFlags, const QPoint point )
{
if ( nFlags & Qt::LeftButton || nFlags & Qt::RightButton || nFlags & Qt::MidButton )
{
switch ( myCurrentMode )
{
case CurAction3d_Nothing:
myXmax = point.x();
myYmax = point.y();
DrawRectangle( myXmin, myYmin, myXmax, myYmax, Standard_False );
if ( nFlags & MULTISELECTIONKEY )
MultiDragEvent( myXmax, myYmax, 0 );
else
DragEvent( myXmax, myYmax, 0 );
DrawRectangle( myXmin, myYmin, myXmax, myYmax, Standard_True );
break;
case CurAction3d_DynamicZooming:
myView->Zoom( myXmax, myYmax, point.x(), point.y() );
myXmax = point.x();
myYmax = point.y();
break;
case CurAction3d_WindowZooming:
myXmax = point.x();
myYmax = point.y();
DrawRectangle( myXmin, myYmin, myXmax, myYmax, Standard_False );
DrawRectangle( myXmin, myYmin, myXmax, myYmax, Standard_True );
break;
case CurAction3d_DynamicPanning:
myView->Pan( point.x() - myXmax, myYmax - point.y() );
myXmax = point.x();
myYmax = point.y();
break;
case CurAction3d_GlobalPanning:
break;
case CurAction3d_DynamicRotation:
myView->Rotation( point.x(), point.y() );
myView->Redraw();
break;
default:
Standard_Failure::Raise( "incompatible Current Mode" );
break;
}
}
else
{
myXmax = point.x();
myYmax = point.y();
if ( nFlags & MULTISELECTIONKEY )
MultiMoveEvent( point.x(), point.y() );
else
MoveEvent( point.x(), point.y() );
}
}
void View::DragEvent( const int x, const int y, const int TheState )
{
// TheState == -1 button down
// TheState == 0 move
// TheState == 1 button up
static Standard_Integer theButtonDownX = 0;
static Standard_Integer theButtonDownY = 0;
if ( TheState == -1 )
{
theButtonDownX = x;
theButtonDownY = y;
}
if ( TheState == 1 )
{
myContext->Select( theButtonDownX, theButtonDownY, x, y, myView );
emit selectionChanged();
}
}
void View::InputEvent( const int x, const int y )
{
myContext->Select();
emit selectionChanged();
}
void View::MoveEvent( const int x, const int y )
{
myContext->MoveTo( x, y, myView );
}
void View::MultiMoveEvent( const int x, const int y )
{
myContext->MoveTo( x, y, myView );
}
void View::MultiDragEvent( const int x, const int y, const int TheState )
{
static Standard_Integer theButtonDownX = 0;
static Standard_Integer theButtonDownY = 0;
if ( TheState == -1 )
{
theButtonDownX = x;
theButtonDownY = y;
}
if ( TheState == 0 )
{
myContext->ShiftSelect( theButtonDownX, theButtonDownY, x, y, myView );
emit selectionChanged();
}
}
void View::MultiInputEvent( const int x, const int y )
{
myContext->ShiftSelect();
emit selectionChanged();
}
void View::Popup( const int x, const int y )
{
ApplicationCommonWindow* stApp = ApplicationCommonWindow::getApplication();
QWorkspace* ws = ApplicationCommonWindow::getWorkspace();
QWidget* w = ws->activeWindow();
if ( myContext->NbSelected() )
{
QList<QAction*>* aList = stApp->getToolActions();
QMenu* myToolMenu = new QMenu( 0 );
myToolMenu->addAction( aList->at( ApplicationCommonWindow::ToolWireframeId ) );
myToolMenu->addAction( aList->at( ApplicationCommonWindow::ToolShadingId ) );
myToolMenu->addAction( aList->at( ApplicationCommonWindow::ToolColorId ) );
QMenu* myMaterMenu = new QMenu( myToolMenu );
QList<QAction*>* aMeterActions = ApplicationCommonWindow::getApplication()->getMaterialActions();
QString dir = ApplicationCommonWindow::getResourceDir() + QString( "/" );
myMaterMenu = myToolMenu->addMenu( QPixmap( dir+QObject::tr("ICON_TOOL_MATER")), QObject::tr("MNU_MATER") );
for ( int i = 0; i < aMeterActions->size(); i++ )
myMaterMenu->addAction( aMeterActions->at( i ) );
myToolMenu->addAction( aList->at( ApplicationCommonWindow::ToolTransparencyId ) );
myToolMenu->addAction( aList->at( ApplicationCommonWindow::ToolDeleteId ) );
addItemInPopup(myToolMenu);
myToolMenu->exec( QCursor::pos() );
delete myToolMenu;
}
else
{
QMenu* myBackMenu = new QMenu( 0 );
QAction* a = new QAction( QObject::tr("MNU_CH_BACK"), this );
a->setToolTip( QObject::tr("TBR_CH_BACK") );
connect( a,SIGNAL( activated() ), this, SLOT( onBackground() ) );
myBackMenu->addAction( a );
addItemInPopup(myBackMenu);
myBackMenu->exec( QCursor::pos() );
delete myBackMenu;
}
if ( w )
w->setFocus();
}
void View::addItemInPopup( QMenu* theMenu)
{
}
void View::DrawRectangle(const int MinX, const int MinY,
const int MaxX, const int MaxY, const bool Draw)
{
static Standard_Integer StoredMinX, StoredMaxX, StoredMinY, StoredMaxY;
static Standard_Boolean m_IsVisible;
StoredMinX = (MinX < MaxX) ? MinX: MaxX ;
StoredMinY = (MinY < MaxY) ? MinY: MaxY ;
StoredMaxX = (MinX > MaxX) ? MinX: MaxX ;
StoredMaxY = (MinY > MaxY) ? MinY: MaxY ;
QRect aRect;
aRect.setRect( StoredMinX, StoredMinY, abs(StoredMaxX-StoredMinX), abs(StoredMaxY-StoredMinY));
if ( !myRectBand )
{
myRectBand = new QRubberBand( QRubberBand::Rectangle, this );
myRectBand->setStyle(new QWindowsStyle);
myRectBand->setGeometry( aRect );
myRectBand->show();
/*QPalette palette;
palette.setColor(myRectBand->foregroundRole(), Qt::white);
myRectBand->setPalette(palette);*/
}
if ( m_IsVisible && !Draw ) // move or up : erase at the old position
{
myRectBand->hide();
delete myRectBand;
myRectBand = 0;
m_IsVisible = false;
}
if (Draw) // move : draw
{
//aRect.setRect( StoredMinX, StoredMinY, abs(StoredMaxX-StoredMinX), abs(StoredMaxY-StoredMinY));
m_IsVisible = true;
myRectBand->setGeometry( aRect );
//myRectBand->show();
}
}
void View::noActiveActions()
{
for ( int i = ViewFitAllId; i < ViewHlrOffId ; i++ )
{
QAction* anAction = myViewActions->at( i );
if( ( anAction == myViewActions->at( ViewFitAreaId ) ) ||
( anAction == myViewActions->at( ViewZoomId ) ) ||
( anAction == myViewActions->at( ViewPanId ) ) ||
( anAction == myViewActions->at( ViewGlobalPanId ) ) ||
( anAction == myViewActions->at( ViewRotationId ) ) )
{
setCursor( *defCursor );
anAction->setCheckable( true );
anAction->setChecked( false );
}
}
}
void View::onBackground()
{
QColor aColor ;
Standard_Real R1;
Standard_Real G1;
Standard_Real B1;
myView->BackgroundColor(Quantity_TOC_RGB,R1,G1,B1);
aColor.setRgb(R1*255,G1*255,B1*255);
QColor aRetColor = QColorDialog::getColor(aColor);
if( aRetColor.isValid() )
{
R1 = aRetColor.red()/255.;
G1 = aRetColor.green()/255.;
B1 = aRetColor.blue()/255.;
myView->SetBackgroundColor(Quantity_TOC_RGB,R1,G1,B1);
}
myView->Redraw();
}
bool View::dump(Standard_CString theFile)
{
myView->Redraw();
QString ext = QFileInfo( QString( theFile ) ).completeSuffix();
if ( !ext.compare("ps") || !ext.compare("eps") || !ext.compare("tex") || !ext.compare("pdf") || !ext.compare("svg") || !ext.compare("pgf") )
{
Graphic3d_ExportFormat exFormat;
if ( !ext.compare("ps") )
exFormat = Graphic3d_EF_PostScript;
if ( !ext.compare("eps") )
exFormat = Graphic3d_EF_EnhPostScript;
if ( !ext.compare("tex") )
exFormat = Graphic3d_EF_TEX;
if ( !ext.compare("pdf") )
exFormat = Graphic3d_EF_PDF;
if ( !ext.compare("svg") )
exFormat = Graphic3d_EF_SVG;
if ( !ext.compare("pgf") )
exFormat = Graphic3d_EF_PGF;
try
{
myView->View()->Export( theFile, exFormat );
}
catch(...)
{
return false;
}
return true;
}
return myView->Dump(theFile);
}
Handle(V3d_View)& View::getView()
{
return myView;
}
Handle(AIS_InteractiveContext)& View::getContext()
{
return myContext;
}
View::CurrentAction3d View::getCurrentMode()
{
return myCurrentMode;
}
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