void Selection::Sort (GraphicView* views) {
/*
* Note: this doesn't work if there are views in the selection from more than
* one GraphicViews.
*/
Iterator i;
UList* cur;
UList* newList = new UList;
views->First(i);
while (!views->Done(i) && !_ulist->IsEmpty()) {
cur = _ulist->First();
while (cur != _ulist->End()) {
if (views->GetView(i) == View(cur)) {
_ulist->Remove(cur);
newList->Append(cur);
break;
} else {
cur = cur->Next();
}
}
views->Next(i);
}
if (!_ulist->IsEmpty()) {
cerr << "warning: selection contained spurious element(s)\n";
}
delete _ulist;
_ulist = newList;
}
void PostScriptView::ConstProcs (ostream& out) {
UList* fonts = GetPSFonts();
int nfonts = Count(fonts);
out << "/IdrawDict " << (50 + nfonts) << " dict def\n";
out << "IdrawDict begin\n\n";
if (nfonts > 0) {
for (const char** line = reencodeISO; *line != nil; ++line) {
out << *line << "\n";
}
for (UList* u = fonts->First(); u != fonts->End(); u = u->Next()) {
PSFont* font = GetFont(u);
// No way to check if the X font's encoding is iso8859-1, so...
if (strncmp(font->GetPrintFont(), "Symbol", 6) != 0) {
out << "/" << font->GetPrintFont() << " reencodeISO def\n";
} else {
out << "/" << font->GetPrintFont() << " dup findfont def\n";
}
}
out << "\n";
}
out << "/none null def\n";
out << "/numGraphicParameters 17 def\n";
out << "/stringLimit 65535 def\n\n";
}
static int Count (UList* list) {
int i = 0;
for (UList* u = list->First(); u != list->End(); u = u->Next()) {
++i;
}
return i;
}
static boolean Uncollected (const char* name, UList* fonts) {
for (UList* u = fonts->First(); u != fonts->End(); u = u->Next()) {
PSFont* font = (PSFont*) (*u)();
if (strcmp(font->GetPrintFont(), name) == 0) {
return false;
}
}
return true;
}
OverlayView* OverlayComp::FindView (Viewer* viewer) {
if (!_views) return nil;
for (UList* u = _views->First(); u != _views->End(); u = u->Next()) {
ComponentView* compview = View(u);
if (compview->IsA(OVERLAY_VIEW) &&
((OverlayView*)compview)->GetViewer() == viewer)
return (OverlayView*)compview;
}
return nil;
}
UHashElem* UHashTable::Find (void* key) {
int n = Hash(key);
UList* slot = _slot[n];
if (slot != nil) {
for (UList* u = slot->First(); u != slot->End(); u = u->Next()) {
UHashElem* elem = Elem(u);
if (Equal(elem->GetKey(), key)) {
return elem;
}
}
}
return nil;
}
Component* DrawIdrawComp::Copy () {
DrawIdrawComp* comps = new DrawIdrawComp(GetPathName());
if (attrlist()) comps->SetAttributeList(new AttributeList(attrlist()));
Iterator i;
First(i);
while (!Done(i)) {
comps->Append((GraphicComp*)GetComp(i)->Copy());
Next(i);
}
for (UList* u = _graphedges->First(); u != _graphedges->End(); u = u->Next()) {
EdgeComp* edgecomp = (EdgeComp*) (*u)();
comps->AppendEdge(edgecomp);
}
return comps;
}
MultiLineObj* MultiLineObj::make_pts (const Coord* x, const Coord* y, int npts) {
if (!_pts_by_n_enabled) {
Coord *copyx, *copyy;
ArrayDup(x, y, npts, copyx, copyy);
MultiLineObj* mlo = new MultiLineObj(copyx, copyy, npts);
mlo->_pts_made = 1;
return mlo;
}
if (!_pts_by_n) {
_pts_by_n = new UList*[_pts_by_n_size];
for (int i=0; i<_pts_by_n_size; i++)
_pts_by_n[i] = nil;
}
if (npts>=_pts_by_n_size) {
int new_size = max(_pts_by_n_size*2, npts+1);
UList** new_pts_by_n = new UList*[new_size];
int i = 0;
for (;i<_pts_by_n_size; i++)
new_pts_by_n[i] = _pts_by_n[i];
for (;i<new_size; i++)
new_pts_by_n[i] = nil;
delete _pts_by_n;
_pts_by_n = new_pts_by_n;
_pts_by_n_size = new_size;
}
if (_pts_by_n[npts]) {
MultiLineObj temp_mlo((int*)x, (int*)y, npts);
UList* ptr = _pts_by_n[npts]->First();
while (ptr != _pts_by_n[npts]->End()) {
if (*(MultiLineObj*)(*ptr)() == temp_mlo)
return (MultiLineObj*)(*ptr)();
ptr = ptr->Next();
}
} else
_pts_by_n[npts] = new UList();
Coord *copyx, *copyy;
ArrayDup(x, y, npts, copyx, copyy);
MultiLineObj* mlo = new MultiLineObj(copyx, copyy, npts);
_pts_by_n[npts]->Append(mlo->_ulist = new UList(mlo));
return mlo;
}
void OverlayComp::Interpret(Command* cmd) {
Editor* ed = cmd->GetEditor();
if (cmd->IsA(UNHIDE_VIEWS_CMD) || cmd->IsA(SENSITIZE_VIEWS_CMD)) {
for (UList* u = _views->First(); u != _views->End(); u = u->Next()) {
ComponentView* compview = View(u);
if (compview->IsA(OVERLAY_VIEW)) {
((OverlayView*)compview)->Sensitize();
if (cmd->IsA(UNHIDE_VIEWS_CMD))
((OverlayView*)compview)->Show();
}
}
Notify();
} else {
GraphicComp::Interpret(cmd);
}
}
void UHashTable::Next (Iterator& i) {
UHashElem* elem = GetElem(i);
if (elem != nil) {
int n = Hash(elem->GetKey());
UList* u = UElem(i);
u = u->Next();
if (u == _slot[n]->End()) {
for (int j = n+1; j < _nslots; ++j) {
if (_slot[j] != nil) {
u = _slot[j]->First();
break;
}
}
}
i.SetValue(u);
}
}
void Connector::Retransmit (Path* path) {
if (path->Visited(this)) {
return;
}
boolean forking = _cnxns->First() != _cnxns->Last(); // fork if > 1 cnxn
path->Visit(this);
for (UList* u = _cnxns->First(); u != _cnxns->End(); u = u->Next()) {
Connector* peer = Conn(u);
if (!path->Visited(peer)) {
if (forking) {
Path fork(path);
Retransmit(peer, &fork);
} else {
Retransmit(peer, path);
}
}
}
}
void PostScriptView::FontNames (ostream& out) {
UList* fonts = GetPSFonts();
const char* comment = "%%DocumentFonts:";
int linelen = strlen(comment);
out << comment;
for (UList* u = fonts->First(); u != fonts->End(); u = u->Next()) {
PSFont* font = GetFont(u);
if (linelen + strlen(font->GetPrintFont()) + 2 <= MAXLINELEN) {
out << " ";
++linelen;
} else {
out << "\n%%+ ";
linelen = strlen("%%+ ");
}
out << font->GetPrintFont();
linelen += strlen(font->GetPrintFont());
}
out << "\n";
}
void UHashTable::Unregister (void* key) {
int n = Hash(key);
UList* slot = _slot[n];
if (slot != nil) {
for (UList* u = slot->First(); u != slot->End(); u = u->Next()) {
UHashElem* elem = Elem(u);
if (Equal(elem->GetKey(), key)) {
slot->Remove(u);
delete elem;
delete u;
if (_slot[n]->IsEmpty()) {
delete _slot[n];
_slot[n] = nil;
}
break;
}
}
}
}
void Component::Notify () {
for (UList* u = _views->First(); u != _views->End(); u = u->Next()) {
View(u)->Update();
}
}
void StateVar::Notify () {
for (UList* v = _views->First(); v != _views->End(); v = v->Next()) {
view(v)->Update();
}
}