package funkin.ui.debug.charting.commands; import funkin.data.song.SongData.SongEventData; import funkin.data.song.SongData.SongNoteData; import funkin.data.song.SongDataUtils; /** * Move the given events by the given offset and shift them by the given number of columns in the chart editor. */ @:nullSafety @:access(funkin.ui.debug.charting.ChartEditorState) class MoveEventsCommand implements ChartEditorCommand { var events:Array; var movedEvents:Array; var offset:Float; public function new(events:Array, offset:Float) { // Clone the notes to prevent editing from affecting the history. this.events = [for (event in events) event.clone()]; this.offset = offset; this.movedEvents = []; } public function execute(state:ChartEditorState):Void { state.currentSongChartEventData = SongDataUtils.subtractEvents(state.currentSongChartEventData, events); movedEvents = []; for (event in events) { // Clone the notes to prevent editing from affecting the history. var resultEvent = event.clone(); resultEvent.time = (resultEvent.time + offset).clamp(0, Conductor.instance.getStepTimeInMs(state.songLengthInSteps - (1 * state.noteSnapRatio))); movedEvents.push(resultEvent); } state.currentSongChartEventData = SongDataUtils.subtractEvents(state.currentSongChartEventData, events); state.currentSongChartEventData = state.currentSongChartEventData.concat(movedEvents); state.currentEventSelection = movedEvents; state.playSound(Paths.sound('chartingSounds/noteLay')); state.saveDataDirty = true; state.noteDisplayDirty = true; state.notePreviewDirty = true; state.sortChartData(); } public function undo(state:ChartEditorState):Void { state.currentSongChartEventData = SongDataUtils.subtractEvents(state.currentSongChartEventData, movedEvents); state.currentSongChartEventData = state.currentSongChartEventData.concat(events); state.currentEventSelection = events; state.saveDataDirty = true; state.noteDisplayDirty = true; state.notePreviewDirty = true; state.sortChartData(); } public function shouldAddToHistory(state:ChartEditorState):Bool { // This command is undoable. Add to the history if we actually performed an action. return (events.length > 0); } public function toString():String { var len:Int = events.length; return 'Move $len Events'; } }