void
myMouseCB(void *userData, SoEventCallback *eventCB)
{
const SoEvent *event = eventCB->getEvent();
SoSeparator * scenegraph = (SoSeparator*) userData;
if (SO_MOUSE_PRESS_EVENT(event, BUTTON2))
{
std::cout << "mouse button 2" << std::endl;
if (global_render_manager)
{
// attempting raypick in the event_cb() callback method
SoRayPickAction rp( global_render_manager->getViewportRegion() );
rp.setPoint(event->getPosition());
rp.setPickAll(true);
std::cout << "event position: " << event->getPosition()[0] << " " << event->getPosition()[1]
<< std::endl;
rp.apply(global_render_manager->getSceneGraph());
const SoPickedPointList& pickedPoints = rp.getPickedPointList();
std::cout << "# of picked points: " << pickedPoints.getLength() << std::endl;
for (int i=0; i<pickedPoints.getLength(); ++i)
{
SoPickedPoint * pickedPoint = pickedPoints[i];
SbVec3f point = pickedPoint->getPoint();
std::cout << "point " << i << " : " << point[0] << " " << point[1] << " " <<
point[2] << std::endl;
}
}
eventCB->setHandled();
}
else if (SO_MOUSE_PRESS_EVENT(event, BUTTON1))
{
//std::cout << "mouse button 1" << std::endl;
eventCB->setHandled();
}
else if (SO_MOUSE_PRESS_EVENT(event, BUTTON3))
{
//std::cout << "mouse button 3" << std::endl;
eventCB->setHandled();
}
}
int SoXipSegmentationOverlayManager::SetupOverlayAction ( SoHandleEventAction* action, SoXipShape *pshape )
{
// Maximal distance between two consecutive mouse down positions
// allowed to generate a double-click.
int DoubleClickMaxJump = 2;
// Maximal time between two mouse clicks to be considered as a
// double-click.
SbTime DoubleClickTime = SbTime(0.5);
// Time corresponding to a click
SbTime ClickTime = SbTime(0.1);
if (pshape == NULL) return ( 0 ) ;
const SbString& classname = shapeClassName.getValue();
char *szName = (char*)classname.getString () ;
if (szName == NULL) return ( 0 ) ;
SoDebugError::postInfo ( szName, "test" ) ;
SbVec3f pos;
const SbVec2s& mousePosition = action->getEvent()->getPosition() ;
//if( SO_MOUSE_RELEASE_EVENT( action->getEvent(), BUTTON1 ) && action->getGrabber() == this )
if( SO_MOUSE_RELEASE_EVENT( action->getEvent(), BUTTON1 ))
{
SoDebugError::postInfo ( szName, "test" ) ;
mMouseUpTime = action->getEvent()->getTime();
{
}
}
else if( SO_MOUSE_PRESS_EVENT( action->getEvent(), BUTTON1 ) )
{
SbTime tim = action->getEvent()->getTime();
// Compute the distance between the last mouse press event and this one
SbVec2s v = (mMouseDownPos - mousePosition);
float mouseJump = sqrtf( v.dot(v) );
// Do not perform a double-click if the time between two mouse press
// events is higher than the default time set for double-clicks, or if
// the mouse jumped further than the tolerance set (without tolerance
// it is more difficult to get a double-click.
if ( (tim - mMouseDownTime) < DoubleClickTime && mouseJump < DoubleClickMaxJump )
{
mMouseDownTime = SbTime::zero();
mMouseDownPos = SbVec2s(-1, -1);
}
else
{
mMouseDownTime = action->getEvent()->getTime() ;
}
}
return ( 1 ) ;
}
void UMDSoMeasureTool::mousePressedCB(void* userData, SoEventCallback* eventCB) {
// Wird die linke Maustaste gedrueckt, so wird der getroffene Punkt ermittelt;
// getPickedObject wird von der Unterklasse separat implementiert
const SoEvent* event = eventCB->getEvent();
UMDSoMeasureTool* obj = (UMDSoMeasureTool*) userData;
// linke Maustaste
if (SO_MOUSE_PRESS_EVENT(event, BUTTON1)) {
//std::cout << " UMDSoMeasureTool::mousePressedCB::leftButton" << std::endl;
if (obj->getPickedObjectMouseLeft(eventCB->getPickedPoint()))
eventCB->setHandled();
}
// mittlere Maustaste
// alle Pfeile werden deselektiert
if (SO_MOUSE_PRESS_EVENT(event, BUTTON2)) {
obj->resetHighLightNode(_currentTool);
obj->_currentTool = NULL;
}
}
void
SoXipMenuBase::handleEvent( SoHandleEventAction* action )
{
if( on.getValue() == FALSE )
return ;
if( action->isHandled() || action->getGrabber() != this )
return ;
const SoEvent* event = action->getEvent();
if( !event )
return ;
int pickedItem;
if( SO_MOUSE_PRESS_EVENT( action->getEvent(), BUTTON1 ) && action->getGrabber() == this )
{
action->setHandled();
}
else if( SO_MOUSE_RELEASE_EVENT( action->getEvent(), BUTTON1 ) && action->getGrabber() == this )
{
if( getPickedItem( action, pickedItem ) && getItem( pickedItem )->isEnabled() )
{
itemClicked.setValue( pickedItem );
}
on.setValue( FALSE );
action->setHandled();
action->releaseGrabber();
}
else if( event->isOfType( SoLocation2Event::getClassTypeId() ) )
{
mActionNode = action->getNodeAppliedTo();
if( getPickedItem( action, pickedItem ) )
{
itemFocused.setValue( pickedItem );
action->setHandled();
}
}
}
void SoXipDicomExaminer::handleEvent( SoHandleEventAction* action )
{
// Set the Dicom Element
setElement( action );
// Call base class first
SoXipKit::handleEvent( action );
if( action->isHandled() )
return ;
// Save the view information (so we can have access to it
// while the event is grabbed)
saveViewInformation( action );
const SoEvent* event = action->getEvent();
if( !event )
return ;
if( mode.getValue() == NONE )
return ;
if( SO_MOUSE_PRESS_EVENT( event, BUTTON1 ) )
{
// Stop the animation as soon as we get a mouse down event
stopAnimation();
mLastMousePosition = event->getNormalizedPosition( mViewport );
action->setHandled();
action->setGrabber( this );
mPan = SbBox2f(0.2, 0.2, 0.8, 0.8).intersect( mLastMousePosition );
}
else if( event->isOfType( SoLocation2Event::getClassTypeId() ) )
{
SbVec2f mousePos = event->getNormalizedPosition( mViewport );
if( action->getGrabber() != this )
{
if( mousePos[0] >= 0 && mousePos[0] <= 1.f &&
mousePos[1] >= 0 && mousePos[1] <= 1.f )
{
if( mode.getValue() == SHIFT )
{
SoXipCursor::setCursor( "SHIFT" );
}
else if( mode.getValue() == SCROLL )
{
SoXipCursor::setCursor( "SCROLL" );
}
else if( mode.getValue() == SHIFTSCROLL )
{
SoXipCursor::setCursor( "SHIFTSCROLL" );
}
else if( mode.getValue() == PANZOOM )
{
SbBox2f panBox( 0.2, 0.2, 0.8, 0.8 );
if( panBox.intersect( event->getNormalizedPosition( mViewport ) ) )
SoXipCursor::setCursor( "SEL_PAN" );
else
SoXipCursor::setCursor( "SEL_ZOOM" );
}
action->setHandled();
}
}
else if( mode.getValue() == PANZOOM )
{
if( mPan )
{
// The user starts dragging in the center of the image
// Apply a translation to the view matrix
//
SbVec3f pos1 = mPlaneProj.project( mousePos );
SbVec3f pos2 = mPlaneProj.project( mLastMousePosition );
getCamera()->position.setValue( getCamera()->position.getValue() - pos1 + pos2 );
mLastMousePosition = mousePos;
SoXipCursor::setCursor( "SEL_PAN" );
}
else
{
// The user starts dragging from the view border
// Apply a zoom factor to the image
//
getCamera()->scaleHeight( 1.f + ( mLastMousePosition[1] - mousePos[1] ) );
mLastMousePosition = mousePos;
SoXipCursor::setCursor( "SEL_ZOOM" );
}
action->setHandled();
}
else if( mode.getValue() == SHIFT || mode.getValue() == SCROLL || mode.getValue() == SHIFTSCROLL )
{
float hStep = 0;
float vStep = 0;
if( mode.getValue() == SHIFT || mode.getValue() == SHIFTSCROLL )
{
vStep = ( mousePos[1] - mLastMousePosition[1] ) * (float) mViewport.getViewportSizePixels()[1] / 60.;
}
if( mode.getValue() == SCROLL || mode.getValue() == SHIFTSCROLL )
{
hStep = ( mousePos[0] - mLastMousePosition[0] ) * (float) mViewport.getViewportSizePixels()[0] / 60.;
}
// Change in direction: stop
if( mAnimateVStep < 0 && vStep > 0 ||
mAnimateVStep > 0 && vStep < 0 ||
mAnimateHStep < 0 && hStep > 0 ||
mAnimateHStep > 0 && hStep < 0 )
{
// Change in direction: stop
stopAnimation();
mAnimateChange = 10;
}
else
{
if( mAnimateVStep == 0 && mAnimateHStep == 0 )
{
if( mAnimateChange <= 0 )
{
// Start new shift
startAnimation( hStep, vStep );
}
else
-- mAnimateChange;
}
else
{
// Speed up a little
mAnimateHStep += hStep;
mAnimateVStep += vStep;
}
}
mLastMousePosition = mousePos;
action->setHandled();
if( mode.getValue() == SHIFT )
SoXipCursor::setCursor( "SHIFT" );
else if( mode.getValue() == SCROLL )
SoXipCursor::setCursor( "SCROLL" );
else if( mode.getValue() == SHIFTSCROLL )
SoXipCursor::setCursor( "SHIFTSCROLL" );
}
}
else if( SO_MOUSE_RELEASE_EVENT( event, BUTTON1 ) && action->getGrabber() == this )
{
stopAnimation();
action->releaseGrabber();
action->setHandled();
}
}
void
SoXipOverlayTransformBoxManip::handleEvent( SoHandleEventAction* action )
{
if( !on.getValue() )
return ;
SoXipOverlayManipBase::handleEvent( action );
if( action->isHandled() )
return ;
if( SO_MOUSE_RELEASE_EVENT( action->getEvent(), BUTTON1 ) )
{
if( action->getGrabber() == this )
{
applyTransform( mActionNode );
mode.setValue( NONE );
mTransformationMatrix = SbMatrix::identity();
action->setHandled();
action->releaseGrabber();
}
}
else if( action->getEvent()->isOfType( SoLocation2Event::getClassTypeId() ) )
{
if( action->getGrabber() == this )
{
switch( mode.getValue() )
{
case ROTATION:
rotate( action );
break ;
case SCALE:
scale( action );
break ;
}
action->setHandled();
}
else
{
int cIndex = pickControlPoint( action );
if( action->getEvent()->wasShiftDown() )
{
if( cIndex % 2 == 0 )
{
SoXipCursor::setCursor( "ROTATE_POINT" );
action->setHandled();
}
}
else
{
switch( cIndex )
{
case 0:
case 4:
SoXipCursor::setCursor( "UPRIGHT" );
break ;
case 2:
case 6:
SoXipCursor::setCursor( "DOWNRIGHT" );
break ;
case 1:
case 5:
SoXipCursor::setCursor( "UPDOWN" );
break ;
case 3:
case 7:
SoXipCursor::setCursor( "LEFTRIGHT" );
break ;
default:
return ;
}
action->setHandled();
}
}
}
else if( SO_MOUSE_PRESS_EVENT( action->getEvent(), BUTTON1 ) )
{
if( getPoint( action, mTransformationOrigin ) )
{
mControlPointId = pickControlPoint( action );
if( mControlPointId != -1 )
{
ModeType newMode;
if( action->getEvent()->wasShiftDown() )
newMode = mControlPointId % 2 == 0 ? ROTATION : SCALE;
else
newMode = SCALE;
if( mode.getValue() != newMode )
mode.setValue( newMode );
action->setHandled();
action->setGrabber( this );
}
}
}
}
void
SoXipPlot2Ruler::handleEvent( SoHandleEventAction* action )
{
const SoEvent* event = action->getEvent();
if( action->getGrabber() == this )
{
if( SO_MOUSE_RELEASE_EVENT( event, BUTTON1 ) )
{
action->releaseGrabber();
action->setHandled();
}
else if( event->isOfType( SoLocation2Event::getClassTypeId() ) )
{
SbVec3f proj = mPlaneProj.project( event->getNormalizedPosition( mViewportRegion ) );
if( type.getValue() == HORIZONTAL )
{
SoXipCursor::setCursor( "UPDOWN" );
float val = proj[1];
if( val < mBBox.getMin()[1] )
val = mBBox.getMin()[1];
else if( val > mBBox.getMax()[1] )
val = mBBox.getMax()[1];
value.set1Value( mSelectedValue, val );
}
else
{
SoXipCursor::setCursor( "LEFTRIGHT" );
float val = proj[0];
if( val < mBBox.getMin()[0] )
val = mBBox.getMin()[0];
else if( val > mBBox.getMax()[0] )
val = mBBox.getMax()[0];
value.set1Value( mSelectedValue, val );
}
action->setHandled();
}
}
else if( !action->getGrabber() )
{
saveViewInformation( action );
if( SO_MOUSE_PRESS_EVENT( event, BUTTON1 ) )
{
SbVec3f proj = mPlaneProj.project( event->getNormalizedPosition( mViewportRegion ) );
if( type.getValue() == HORIZONTAL )
{
float minDist = projectScreenOffsetToWorld( SbVec2s(0, 3) ).length();
int numValues = value.getNum();
for( int i = 0; i < numValues; ++ i )
{
if( fabs( proj[1] - value[i] ) < minDist )
{
action->setHandled();
action->setGrabber( this );
break ;
}
}
}
else if( type.getValue() == VERTICAL )
{
float minDist = projectScreenOffsetToWorld( SbVec2s(3, 0) ).length();
int numValues = value.getNum();
for( int i = 0; i < numValues; ++ i )
{
if( fabs( proj[0] - value[i] ) < minDist )
{
action->setHandled();
action->setGrabber( this );
}
}
}
}
else if( event->isOfType( SoLocation2Event::getClassTypeId() ) )
{
SbVec3f proj = mPlaneProj.project( event->getNormalizedPosition( mViewportRegion ) );
if( type.getValue() == HORIZONTAL )
{
float minDist = projectScreenOffsetToWorld( SbVec2s(0, 3) ).length();
int numValues = value.getNum();
for( int i = 0; i < numValues; ++ i )
{
if( fabs( proj[1] - value[i] ) < minDist )
{
mSelectedValue = i;
SoXipCursor::setCursor( "UPDOWN" );
action->setHandled();
break ;
}
}
}
else if( type.getValue() == VERTICAL )
{
float minDist = projectScreenOffsetToWorld( SbVec2s(3, 0) ).length();
int numValues = value.getNum();
for( int i = 0; i < numValues; ++ i )
{
if( fabs( proj[0] - value[i] ) < minDist )
{
mSelectedValue = i;
SoXipCursor::setCursor( "LEFTRIGHT" );
action->setHandled();
break ;
}
}
}
}
}
}