reg_t ScrollWindow::modify(const reg_t id, const Common::String &text, const GuiResourceId fontId, const int16 foreColor, const TextAlign alignment, const bool scrollTo) {
EntriesList::iterator it = _entries.begin();
uint firstCharLocation = 0;
for ( ; it != _entries.end(); ++it) {
if (it->id == id) {
break;
}
firstCharLocation += it->text.size();
}
if (it == _entries.end()) {
return make_reg(0, 0);
}
ScrollWindowEntry &entry = *it;
uint oldTextLength = entry.text.size();
fillEntry(entry, text, fontId, foreColor, alignment);
_text.replace(firstCharLocation, oldTextLength, entry.text);
if (scrollTo) {
_firstVisibleChar = firstCharLocation;
}
computeLineIndices();
update(true);
return entry.id;
}
UA_StatusCode
UA_NodeStore_replace(UA_NodeStore *ns, UA_Node *oldNode,
UA_Node *node, UA_Node **inserted) {
UA_NodeStoreEntry *slot;
if(!containsNodeId(ns, &node->nodeId, &slot))
return UA_STATUSCODE_BADNODEIDUNKNOWN;
/* that is not the node you are looking for */
if(&slot->node.node != oldNode)
return UA_STATUSCODE_BADINTERNALERROR;
deleteEntry(slot);
fillEntry(slot, node);
if(inserted)
*inserted = &slot->node.node;
return UA_STATUSCODE_GOOD;
}
reg_t ScrollWindow::add(const Common::String &text, const GuiResourceId fontId, const int16 foreColor, const TextAlign alignment, const bool scrollTo) {
if (_entries.size() == _maxNumEntries) {
ScrollWindowEntry removedEntry = _entries.remove_at(0);
_text.erase(0, removedEntry.text.size());
// `_firstVisibleChar` will be reset shortly if
// `scrollTo` is true, so there is no reason to
// update it
if (!scrollTo) {
_firstVisibleChar -= removedEntry.text.size();
}
}
_entries.push_back(ScrollWindowEntry());
ScrollWindowEntry &entry = _entries.back();
// NOTE: In SSCI the line ID was a memory handle for the
// string of this line. We use a numeric ID instead.
entry.id = make_reg(0, _nextEntryId++);
if (_nextEntryId > _maxNumEntries) {
_nextEntryId = 1;
}
// NOTE: In SSCI this was updated after _text was
// updated, which meant there was an extra unnecessary
// subtraction operation (subtracting `entry.text` size)
if (scrollTo) {
_firstVisibleChar = _text.size();
}
fillEntry(entry, text, fontId, foreColor, alignment);
_text += entry.text;
computeLineIndices();
update(true);
return entry.id;
}
UA_StatusCode UA_NodeStore_insert(UA_NodeStore *ns, UA_Node *node, UA_Node **inserted) {
if(ns->size * 3 <= ns->count * 4) {
if(expand(ns) != UA_STATUSCODE_GOOD)
return UA_STATUSCODE_BADINTERNALERROR;
}
UA_NodeStoreEntry *entry;
UA_NodeId tempNodeid;
tempNodeid = node->nodeId;
tempNodeid.namespaceIndex = 0;
if(UA_NodeId_isNull(&tempNodeid)) {
/* find a free nodeid */
if(node->nodeId.namespaceIndex == 0) //original request for ns=0 should yield ns=1
node->nodeId.namespaceIndex = 1;
UA_Int32 identifier = ns->count+1; // start value
UA_Int32 size = ns->size;
hash_t increase = mod2(identifier, size);
while(UA_TRUE) {
node->nodeId.identifier.numeric = identifier;
if(!containsNodeId(ns, &node->nodeId, &entry))
break;
identifier += increase;
if(identifier >= size)
identifier -= size;
}
} else {
if(containsNodeId(ns, &node->nodeId, &entry))
return UA_STATUSCODE_BADNODEIDEXISTS;
}
fillEntry(entry, node);
ns->count++;
if(inserted)
*inserted = &entry->node.node;
return UA_STATUSCODE_GOOD;
}