void MouseNavigationTool::buttonCallback(int buttonSlotIndex,InputDevice::ButtonCallbackData* cbData)
{
/* Process based on which button was pressed: */
switch(buttonSlotIndex)
{
case 0:
if(cbData->newButtonState) // Button has just been pressed
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case IDLE:
case SPINNING:
if(factory->interactWithWidgets)
{
/* Check if the GUI interactor accepts the event: */
GUIInteractor::updateRay();
if(GUIInteractor::buttonDown(false))
{
/* Deactivate this tool if it is spinning: */
if(navigationMode==SPINNING)
deactivate();
/* Go to widget interaction mode: */
navigationMode=WIDGETING;
}
else
{
/* Try activating this tool: */
if(navigationMode==SPINNING||activate())
startRotating();
}
}
else
{
/* Try activating this tool: */
if(navigationMode==SPINNING||activate())
startRotating();
}
break;
case PANNING:
if(dolly)
startDollying();
else
startScaling();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
else // Button has just been released
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case WIDGETING:
{
if(GUIInteractor::isActive())
{
/* Deliver the event: */
GUIInteractor::buttonUp();
}
/* Deactivate this tool: */
navigationMode=IDLE;
break;
}
case ROTATING:
{
/* Check if the input device is still moving: */
Point currentPos=calcScreenPos();
Vector delta=currentPos-lastRotationPos;
if(Geometry::mag(delta)>factory->spinThreshold)
{
/* Calculate spinning angular velocity: */
Vector offset=(lastRotationPos-screenCenter)+rotateOffset;
Vector axis=Geometry::cross(offset,delta);
Scalar angularVelocity=Geometry::mag(delta)/(factory->rotateFactor*(getApplicationTime()-lastMoveTime));
spinAngularVelocity=axis*(Scalar(0.5)*angularVelocity/axis.mag());
/* Go to spinning mode: */
navigationMode=SPINNING;
}
else
{
/* Deactivate this tool: */
deactivate();
/* Go to idle mode: */
navigationMode=IDLE;
}
break;
}
case DOLLYING:
case SCALING:
startPanning();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
break;
case 1:
if(cbData->newButtonState) // Button has just been pressed
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case IDLE:
case SPINNING:
/* Try activating this tool: */
if(navigationMode==SPINNING||activate())
startPanning();
break;
case ROTATING:
if(dolly)
startDollying();
else
startScaling();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
else // Button has just been released
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case PANNING:
/* Deactivate this tool: */
deactivate();
/* Go to idle mode: */
navigationMode=IDLE;
break;
case DOLLYING:
case SCALING:
startRotating();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
break;
case 2:
/* Set the dolly flag: */
dolly=cbData->newButtonState;
if(factory->invertDolly)
dolly=!dolly;
if(dolly) // Dollying has just been enabled
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case SCALING:
startDollying();
break;
default:
/* Nothing to do */
break;
}
}
else
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case DOLLYING:
startScaling();
break;
default:
/* Nothing to do */
break;
}
}
break;
}
}
void MouseNavigationTool::buttonCallback(int,int buttonIndex,InputDevice::ButtonCallbackData* cbData)
{
/* Process based on which button was pressed: */
switch(buttonIndex)
{
case 0:
if(cbData->newButtonState) // Button has just been pressed
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case IDLE:
case SPINNING:
if(factory->interactWithWidgets)
{
/* Check if the mouse pointer is over a GLMotif widget: */
GLMotif::Event event(false);
event.setWorldLocation(calcSelectionRay());
if(getWidgetManager()->pointerButtonDown(event))
{
if(navigationMode==SPINNING)
{
/* Deactivate this tool: */
deactivate();
}
/* Go to widget interaction mode: */
navigationMode=WIDGETING;
/* Drag the entire root widget if the event's target widget is a title bar: */
if(dynamic_cast<GLMotif::TitleBar*>(event.getTargetWidget())!=0)
{
/* Start dragging: */
draggedWidget=event.getTargetWidget();
/* Calculate the dragging transformation: */
NavTrackerState initialTracker=NavTrackerState::translateFromOriginTo(calcScreenPos());
preScale=Geometry::invert(initialTracker);
GLMotif::WidgetManager::Transformation initialWidget=getWidgetManager()->calcWidgetTransformation(draggedWidget);
preScale*=NavTrackerState(initialWidget);
}
else
draggedWidget=0;
}
else
{
/* Try activating this tool: */
if(navigationMode==SPINNING||activate())
startRotating();
}
}
else
{
/* Try activating this tool: */
if(navigationMode==SPINNING||activate())
startRotating();
}
break;
case PANNING:
if(dolly)
startDollying();
else
startScaling();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
else // Button has just been released
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case WIDGETING:
{
/* Deliver the event: */
GLMotif::Event event(true);
event.setWorldLocation(calcSelectionRay());
getWidgetManager()->pointerButtonUp(event);
/* Deactivate this tool: */
navigationMode=IDLE;
draggedWidget=0;
break;
}
case ROTATING:
{
/* Check if the input device is still moving: */
Point currentPos=calcScreenPos();
Vector delta=currentPos-lastRotationPos;
if(Geometry::mag(delta)>factory->spinThreshold)
{
/* Calculate spinning angular velocity: */
Vector offset=(lastRotationPos-screenCenter)+rotateOffset;
Vector axis=Geometry::cross(offset,delta);
Scalar angularVelocity=Geometry::mag(delta)/(factory->rotateFactor*getCurrentFrameTime());
spinAngularVelocity=axis*(Scalar(0.5)*angularVelocity/axis.mag());
/* Go to spinning mode: */
navigationMode=SPINNING;
}
else
{
/* Deactivate this tool: */
deactivate();
/* Go to idle mode: */
navigationMode=IDLE;
}
break;
}
case DOLLYING:
case SCALING:
startPanning();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
break;
case 1:
if(cbData->newButtonState) // Button has just been pressed
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case IDLE:
case SPINNING:
/* Try activating this tool: */
if(navigationMode==SPINNING||activate())
startPanning();
break;
case ROTATING:
if(dolly)
startDollying();
else
startScaling();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
else // Button has just been released
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case PANNING:
/* Deactivate this tool: */
deactivate();
/* Go to idle mode: */
navigationMode=IDLE;
break;
case DOLLYING:
case SCALING:
startRotating();
break;
default:
/* This shouldn't happen; just ignore the event */
break;
}
}
break;
case 2:
/* Set the dolly flag: */
dolly=cbData->newButtonState;
if(factory->invertDolly)
dolly=!dolly;
if(dolly) // Dollying has just been enabled
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case SCALING:
startDollying();
break;
default:
/* Nothing to do */
break;
}
}
else
{
/* Act depending on this tool's current state: */
switch(navigationMode)
{
case DOLLYING:
startScaling();
break;
default:
/* Nothing to do */
break;
}
}
break;
}
}
void MouseDialogNavigationTool::buttonCallback(int,InputDevice::ButtonCallbackData* cbData)
{
if(cbData->newButtonState) // Button has just been pressed
{
bool takeEvent=true;
if(factory->interactWithWidgets)
{
/* Check if the GUI interactor accepts the event: */
GUIInteractor::updateRay();
if(GUIInteractor::buttonDown(false))
{
/* Deactivate this tool if it is spinning: */
if(spinning)
deactivate();
spinning=false;
/* Disable navigation: */
takeEvent=false;
}
}
if(takeEvent)
{
/* Deactivate spinning: */
spinning=false;
/* Start navigating according to the current navigation mode: */
switch(navigationMode)
{
case ROTATING:
if(activate())
startRotating();
break;
case PANNING:
if(activate())
startPanning();
break;
case DOLLYING:
if(activate())
startDollying();
break;
case SCALING:
if(activate())
startScaling();
break;
}
}
}
else // Button has just been released
{
if(GUIInteractor::isActive())
{
/* Deliver the event: */
GUIInteractor::buttonUp();
}
else
{
/* Check for spinning if currently in rotating mode: */
if(navigationMode==ROTATING)
{
/* Check if the input device is still moving: */
Point currentPos=calcScreenPos();
Vector delta=currentPos-lastRotationPos;
if(Geometry::mag(delta)>factory->spinThreshold)
{
/* Calculate spinning angular velocity: */
Vector offset=(lastRotationPos-screenCenter)+rotateOffset;
Vector axis=Geometry::cross(offset,delta);
Scalar angularVelocity=Geometry::mag(delta)/(factory->rotateFactor*(getApplicationTime()-lastMoveTime));
spinAngularVelocity=axis*(Scalar(0.5)*angularVelocity/axis.mag());
/* Enable spinning: */
spinning=true;
}
else
{
/* Deactivate the tool: */
deactivate();
}
}
else
{
/* Deactivate the tool: */
deactivate();
}
}
}
}
void MouseDialogNavigationTool::buttonCallback(int,int buttonIndex,InputDevice::ButtonCallbackData* cbData)
{
if(cbData->newButtonState) // Button has just been pressed
{
/* Deactivate spinning: */
spinning=false;
/* Start navigating according to the current navigation mode: */
switch(navigationMode)
{
case ROTATING:
if(activate())
startRotating();
break;
case PANNING:
if(activate())
startPanning();
break;
case DOLLYING:
if(activate())
startDollying();
break;
case SCALING:
if(activate())
startScaling();
break;
}
}
else // Button has just been released
{
/* Check for spinning if currently in rotating mode: */
if(navigationMode==ROTATING)
{
/* Check if the input device is still moving: */
Point currentPos=calcScreenPos();
Vector delta=currentPos-lastRotationPos;
if(Geometry::mag(delta)>factory->spinThreshold)
{
/* Calculate spinning angular velocity: */
Vector offset=(lastRotationPos-screenCenter)+rotateOffset;
Vector axis=Geometry::cross(offset,delta);
Scalar angularVelocity=Geometry::mag(delta)/(factory->rotateFactor*getFrameTime());
spinAngularVelocity=axis*(Scalar(0.5)*angularVelocity/axis.mag());
/* Enable spinning: */
spinning=true;
}
else
{
/* Deactivate the tool: */
deactivate();
}
}
else
{
/* Deactivate the tool: */
deactivate();
}
}
}