int AbstractMouseSelection::handleEvent(const SoEvent * const ev, const SbViewportRegion& vp)
{
int ret=Continue;
const SbVec2s& sz = vp.getWindowSize();
short w,h; sz.getValue(w,h);
SbVec2s loc = ev->getPosition();
short x,y; loc.getValue(x,y);
y = h-y; // the origin is at the left bottom corner (instead of left top corner)
if (ev->getTypeId().isDerivedFrom(SoMouseButtonEvent::getClassTypeId())) {
const SoMouseButtonEvent * const event = (const SoMouseButtonEvent *) ev;
const SbBool press = event->getState() == SoButtonEvent::DOWN ? TRUE : FALSE;
if (press) {
_clPoly.push_back(ev->getPosition());
ret = mouseButtonEvent(static_cast<const SoMouseButtonEvent*>(ev), QPoint(x,y));
}
else {
ret = mouseButtonEvent(static_cast<const SoMouseButtonEvent*>(ev), QPoint(x,y));
}
}
else if (ev->getTypeId().isDerivedFrom(SoLocation2Event::getClassTypeId())) {
ret = locationEvent(static_cast<const SoLocation2Event*>(ev), QPoint(x,y));
}
else if (ev->getTypeId().isDerivedFrom(SoKeyboardEvent::getClassTypeId())) {
ret = keyboardEvent(static_cast<const SoKeyboardEvent*>(ev));
}
if (ret == Restart)
_clPoly.clear();
return ret;
}
void SoViewportRegion::setViewportRegion(const SbViewportRegion vp)
{
SbVec2s winSize;
viewport.setViewport(vp.getViewportOrigin(), vp.getViewportSize());
viewport.setWindowSize (vp.getWindowSize());
viewport.setViewportPixels(vp.getViewportOriginPixels(),
vp.getViewportSizePixels());
}
/*!
Update our SoGLRenderAction's viewport settings.
This will change \e both the information about window dimensions and
the actual viewport size and origin.
\sa setWindowSize()
*/
void
SoSceneManager::setViewportRegion(const SbViewportRegion & newregion)
{
#if COIN_DEBUG && 0 // debug
const SbVec2s & ws = newregion.getWindowSize();
const SbVec2s & vpop = newregion.getViewportOriginPixels();
const SbVec2s & vpsp = newregion.getViewportSizePixels();
SoDebugError::postInfo("SoSceneManager::setViewportRegion",
"windowsize=(%d, %d) "
"viewportorigin=(%d, %d) "
"viewportsize=(%d, %d) ",
ws[0], ws[1],
vpop[0], vpop[1],
vpsp[0], vpsp[1]);
#endif // debug
PRIVATE(this)->rendermanager->setViewportRegion(newregion);
PRIVATE(this)->eventmanager->setViewportRegion(newregion);
}
