CPlaylistItem::CPlaylistItem(uint32_t mediaItemHash, uint32_t plID )
:IContentItem(0, 0, CItemType::E_PLAYLISTITEM), m_mediaitem_hash(mediaItemHash)
{
if(plID == 0) {
m_hash = getNextFreeID();
}
else {
m_hash = plID;
if( getNextFreeID() <= m_hash) {
setNextFreeID( m_hash + 1 );
}
}
assembleText();
}
CPlaylistItem::CPlaylistItem(CRootItem *root_item, CCategoryItem* parent, int posInParent) :
IContentItem( root_item, parent, CItemType::E_PLAYLISTITEM )
{
m_hash = getNextFreeID();
m_root_item->setContentPtr(CItemType(CItemType::E_PLAYLISTITEM), this, m_hash );
assembleText();
}
void
NGNet::createSpiderWeb(int numRadDiv, int numCircles, SUMOReal spaceRad, bool hasCenter) {
if (numRadDiv < 3) {
numRadDiv = 3;
}
if (numCircles < 1) {
numCircles = 1;
}
int ir, ic;
SUMOReal angle = (SUMOReal)(2 * M_PI / numRadDiv); // angle between radial divisions
NGNode* Node;
for (ir = 1; ir < numRadDiv + 1; ir++) {
for (ic = 1; ic < numCircles + 1; ic++) {
// create Node
Node = new NGNode(
toString<int>(ir) + "/" + toString<int>(ic), ir, ic);
Node->setX(radialToX((ic) * spaceRad, (ir - 1) * angle));
Node->setY(radialToY((ic) * spaceRad, (ir - 1) * angle));
myNodeList.push_back(Node);
// create Links
if (ir > 1) {
connect(Node, findNode(ir - 1, ic));
}
if (ic > 1) {
connect(Node, findNode(ir, ic - 1));
}
if (ir == numRadDiv) {
connect(Node, findNode(1, ic));
}
}
}
if (hasCenter) {
// node
Node = new NGNode(getNextFreeID(), 0, 0, true);
Node->setX(0);
Node->setY(0);
myNodeList.push_back(Node);
// links
for (ir = 1; ir < numRadDiv + 1; ir++) {
connect(Node, findNode(ir, 1));
}
}
}
CPlaylistItem::CPlaylistItem(CRootItem *root_item, std::string text, CCategoryItem* parent, int posInParent) throw(ExMalformedPatch)
: IContentItem( root_item, parent, CItemType::E_PLAYLISTITEM )
{
bool serialisationNeeded = true;
// first section is handled by CItemBase
size_t lpos, rpos;
// lpos = m_text.find('\t', 1) + 1;
lpos = 0;
try {
rpos = text.find('\t', lpos);
if( rpos != string::npos ) {
string typeStr = text.substr(lpos, rpos - lpos);
if(typeStr.compare(CItemType::getString(m_item_type)) == 0 ) {
// serialisation started with type string 'P' -> input string is suitable for m_text
lpos = rpos + 1;
m_text = text;
serialisationNeeded = false;
}
}
else {
throw ExMalformedPatch("error parsing first field (expecting type string or 'media item hash'): terminating tab char is missing." ,-1);
}
rpos = text.find('\t', lpos);
if( rpos != string::npos ) {
string mediaitemHashStr = text.substr(lpos, rpos - lpos);
m_mediaitem_hash = CUtils::str2uint32(mediaitemHashStr.c_str());
lpos = rpos + 1;
}
else {
throw ExMalformedPatch("error parsing 'media item hash' field, terminating tab char is missing." ,-1);
}
string hashStr;
rpos = text.find_first_of("\t\n", lpos);
if( rpos != string::npos ) {
hashStr = text.substr(lpos, rpos - lpos);
lpos = rpos + 1;
}
else {
hashStr = text.substr(lpos);
}
m_hash = CUtils::str2uint32(hashStr.c_str());
if(m_hash == 0){
m_hash = getNextFreeID();
}
if(serialisationNeeded) {
assembleText();
// from here on "m_text" ist surely valid
}
if(m_parent) {
m_parent->addChild(this, posInParent);
}
if(m_text.rfind('\n') == string::npos ) {
m_text.append("\n");
}
// for CPlaylistItem, m_hash is an index number that never changes during
// livetime of an object.
m_root_item->setContentPtr(CItemType(CItemType::E_PLAYLISTITEM), this, m_hash );
}
catch(std::invalid_argument& ex) {
throw ExMalformedPatch(ex.what(), -1);
}
}
