C++ LLParcel::getMediaPreventCameraZoom方法代码示例

void LLViewerMediaFocus::setFocusFace( BOOL b, LLPointer<LLViewerObject> objectp, S32 face, viewer_media_t media_impl )
{
	LLParcel *parcel = LLViewerParcelMgr::getInstance()->getAgentParcel();
	if (b && media_impl.notNull())
	{
		mMediaImpl = media_impl;
		LLSelectMgr::getInstance()->deselectAll();
		LLSelectMgr::getInstance()->selectObjectOnly(objectp, face);

		mFocus = LLSelectMgr::getInstance()->getSelection();
		if(mMediaHUD.get() && ! parcel->getMediaPreventCameraZoom())
		{
			mMediaHUD.get()->resetZoomLevel();
			mMediaHUD.get()->nextZoomLevel();
		}
		if (!mFocus->isEmpty())
		{
			gFocusMgr.setKeyboardFocus(this);
		}
		mObjectID = objectp->getID();
		// LLViewerMedia::addObserver(this, mObjectID);


	}
	else
	{
		gFocusMgr.setKeyboardFocus(NULL);
		if(! parcel->getMediaPreventCameraZoom())
		{
			if (!mFocus->isEmpty())
			{
				gAgentCamera.setFocusOnAvatar(TRUE, ANIMATE);
			}
		}
		mFocus = NULL;
		// LLViewerMedia::remObserver(this, mObjectID);
		
		// Null out the media hud media pointer
		if(mMediaHUD.get())
		{
			mMediaHUD.get()->setMediaImpl(NULL);
		}

		// and null out the media impl
		mMediaImpl = NULL;
	}
	if(mMediaHUD.get())
	{
		mMediaHUD.get()->setMediaFocus(b);
	}
}

void LLViewerMediaFocus::setFocusFace(LLPointer<LLViewerObject> objectp, S32 face, viewer_media_t media_impl, LLVector3 pick_normal)
{	
	LLParcel *parcel = LLViewerParcelMgr::getInstance()->getAgentParcel();
	
	LLViewerMediaImpl *old_media_impl = getFocusedMediaImpl();
	if(old_media_impl)
	{
		old_media_impl->focus(false);
	}
	
	// Always clear the current selection.  If we're setting focus on a face, we'll reselect the correct object below.
	LLSelectMgr::getInstance()->deselectAll();
	mSelection = NULL;

	if (media_impl.notNull() && objectp.notNull())
	{
		bool face_auto_zoom = false;

		mFocusedImplID = media_impl->getMediaTextureID();
		mFocusedObjectID = objectp->getID();
		mFocusedObjectFace = face;
		mFocusedObjectNormal = pick_normal;
		
		// Set the selection in the selection manager so we can draw the focus ring.
		mSelection = LLSelectMgr::getInstance()->selectObjectOnly(objectp, face);

		// Focusing on a media face clears its disable flag.
		media_impl->setDisabled(false);

		LLTextureEntry* tep = objectp->getTE(face);
		if(tep->hasMedia())
		{
			LLMediaEntry* mep = tep->getMediaData();
			face_auto_zoom = mep->getAutoZoom();
			if(!media_impl->hasMedia())
			{
				std::string url = mep->getCurrentURL().empty() ? mep->getHomeURL() : mep->getCurrentURL();
				media_impl->navigateTo(url, "", true);
			}
		}
		else
		{
			// This should never happen.
			llwarns << "Can't find media entry for focused face" << llendl;
		}

		media_impl->focus(true);
		gFocusMgr.setKeyboardFocus(this);
		
		// We must do this before  processing the media HUD zoom, or it may zoom to the wrong face. 
		update();

		if(mMediaControls.get())
		{
			if(face_auto_zoom && ! parcel->getMediaPreventCameraZoom())
			{
				// Zoom in on this face
				mMediaControls.get()->resetZoomLevel(false);
				mMediaControls.get()->nextZoomLevel();
			}
			else
			{
				// Reset the controls' zoom level without moving the camera.
				// This fixes the case where clicking focus between two non-autozoom faces doesn't change the zoom-out button back to a zoom-in button.
				mMediaControls.get()->resetZoomLevel(false);
			}
		}
	}
	else
	{
		if(hasFocus())
		{
			gFocusMgr.setKeyboardFocus(NULL);
		}
		
		mFocusedImplID = LLUUID::null;
		if (objectp.notNull())
		{
			// Still record the focused object...it may mean we need to load media data.
			// This will aid us in determining this object is "important enough"
			mFocusedObjectID = objectp->getID();
			mFocusedObjectFace = face;
		}
		else {
			mFocusedObjectID = LLUUID::null;
			mFocusedObjectFace = 0;
		}
	}
}