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Remove last usage of vector

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FossilOrigin-Name: 08c9d7b0fa8f592b68069fe2444e016d4a06025d04cae3f8271575cf0763a182
This commit is contained in:
Jonathan Schleifer 2025-03-20 17:12:11 +00:00
parent 5b200abd87
commit d25e07085c
7 changed files with 78 additions and 184 deletions
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29
src/editing.mm
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@ -239,25 +239,33 @@ cursorupdate() // called every frame from hud
}
}
vector<block *> undos; // unlimited undo
VARP(undomegs, 0, 1, 10); // bounded by n megs
static OFMutableData *undos; // unlimited undo
VARP(undomegs, 0, 1, 10); // bounded by n megs
void
pruneundos(int maxremain) // bound memory
{
int t = 0;
loopvrev(undos)
{
t += undos[i]->xs * undos[i]->ys * sizeof(sqr);
if (t > maxremain)
OFFreeMemory(undos.remove(i));
for (ssize_t i = (ssize_t)undos.count - 1; i >= 0; i--) {
block *undo = *(block **)[undos itemAtIndex:i];
t += undo->xs * undo->ys * sizeof(sqr);
if (t > maxremain) {
OFFreeMemory(undo);
[undos removeItemAtIndex:i];
}
}
}
void
makeundo()
{
undos.add(blockcopy(sel));
if (undos == nil)
undos =
[[OFMutableData alloc] initWithItemSize:sizeof(block *)];
block *copy = blockcopy(sel);
[undos addItem:&copy];
pruneundos(undomegs << 20);
}
@ -265,11 +273,12 @@ void
editundo()
{
EDITMP;
if (undos.empty()) {
if (undos.count == 0) {
conoutf(@"nothing more to undo");
return;
}
block *p = undos.pop();
block *p = *(block **)undos.lastItem;
[undos removeLastItem];
blockpaste(*p);
OFFreeMemory(p);
}