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add cursor undo/redo actions

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Adam Lederer 2024-08-24 18:00:11 -07:00 • committed by tildearrow
parent 8d81ef87b8
commit 572eb10e91
10 changed files with 122 additions and 2 deletions
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51
src/gui/editing.cpp
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@ -678,6 +678,7 @@ void FurnaceGUI::doPasteFurnace(PasteMode mode, int arg, bool readClipboard, Str
if (readClipboard) {
if (settings.cursorPastePos) {
makeCursorUndo();
cursor.y=j;
if (cursor.y>=e->curSubSong->patLen) cursor.y=e->curSubSong->patLen-1;
selStart=cursor;
@ -1220,6 +1221,7 @@ void FurnaceGUI::doPasteMPT(PasteMode mode, int arg, bool readClipboard, String
if (readClipboard) {
if (settings.cursorPastePos) {
makeCursorUndo();
cursor.y=j;
if (cursor.y>=e->curSubSong->patLen) cursor.y=e->curSubSong->patLen-1;
selStart=cursor;
@ -2061,3 +2063,52 @@ void FurnaceGUI::doRedo() {
redoHist.pop_back();
}
CursorJumpPoint FurnaceGUI::getCurrentCursorJumpPoint() {
return CursorJumpPoint(cursor, curOrder, e->getCurrentSubSong());
}
void FurnaceGUI::applyCursorJumpPoint(const CursorJumpPoint& spot) {
cursor=spot.point;
curOrder=MIN(e->curSubSong->ordersLen-1, spot.order);
e->setOrder(curOrder);
e->changeSongP(spot.subSong);
if (!settings.cursorMoveNoScroll) {
updateScroll(cursor.y);
}
}
void FurnaceGUI::makeCursorUndo() {
CursorJumpPoint spot = getCurrentCursorJumpPoint();
if (!cursorUndoHist.empty() && spot == cursorUndoHist.back()) return;
if (cursorUndoHist.size()>=settings.maxUndoSteps) cursorUndoHist.pop_front();
cursorUndoHist.push_back(spot);
// redo history no longer relevant, we've changed timeline
cursorRedoHist.clear();
}
void FurnaceGUI::doCursorUndo() {
if (cursorUndoHist.empty()) return;
// allow returning to current spot
if (cursorRedoHist.size()>=settings.maxUndoSteps) cursorRedoHist.pop_front();
cursorRedoHist.push_back(getCurrentCursorJumpPoint());
// apply spot
applyCursorJumpPoint(cursorUndoHist.back());
cursorUndoHist.pop_back();
}
void FurnaceGUI::doCursorRedo() {
if (cursorRedoHist.empty()) return;
// allow returning to current spot
if (cursorUndoHist.size()>=settings.maxUndoSteps) cursorUndoHist.pop_front();
cursorUndoHist.push_back(getCurrentCursorJumpPoint());
// apply spot
applyCursorJumpPoint(cursorRedoHist.back());
cursorRedoHist.pop_back();
}