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Funkin/source/funkin/ui/debug/charting/commands/DeselectItemsCommand.hx

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1.9 KiB
Haxe

package funkin.ui.debug.charting.commands;
import funkin.data.song.SongData.SongNoteData;
import funkin.data.song.SongData.SongEventData;
import funkin.data.song.SongDataUtils;
/**
* Command to deselect a specific set of notes and events in the chart editor.
*/
@:nullSafety
@:access(funkin.ui.debug.charting.ChartEditorState)
class DeselectItemsCommand implements ChartEditorCommand
{
var notes:Array<SongNoteData>;
var events:Array<SongEventData>;
public function new(notes:Array<SongNoteData>, events:Array<SongEventData>)
{
this.notes = notes;
this.events = events;
}
public function execute(state:ChartEditorState):Void
{
state.currentNoteSelection = SongDataUtils.subtractNotes(state.currentNoteSelection, this.notes);
state.currentEventSelection = SongDataUtils.subtractEvents(state.currentEventSelection, this.events);
state.noteDisplayDirty = true;
state.notePreviewDirty = true;
}
public function undo(state:ChartEditorState):Void
{
for (note in this.notes)
{
state.currentNoteSelection.push(note);
}
for (event in this.events)
{
state.currentEventSelection.push(event);
}
state.noteDisplayDirty = true;
state.notePreviewDirty = true;
}
public function shouldAddToHistory(state:ChartEditorState):Bool
{
// This command is undoable. Add to the history if we actually performed an action.
return (notes.length > 0 || events.length > 0);
}
public function toString():String
{
var isPlural = (notes.length + events.length) > 1;
var notesOnly = (notes.length > 0 && events.length == 0);
var eventsOnly = (notes.length == 0 && events.length > 0);
if (notesOnly)
{
return 'Deselect ${notes.length} ${isPlural ? 'Notes' : 'Note'}';
}
else if (eventsOnly)
{
return 'Deselect ${events.length} ${isPlural ? 'Events' : 'Event'}';
}
return 'Deselect ${notes.length + events.length} Items';
}
}