a little charter bugfixs and dont show strumlines locks if there no strumline in the chart (#664)

* dbssdbihsadibjsdainbi

* g

* a little charter fixs

* Update README.md

* ihateyou GitHub

* there

---------

Co-authored-by: ⍚~Nex <[email protected]>

Author: Tedyes

source/funkin/editors/charter/Charter.hx

@@ -609,7 +609,7 @@ class Charter extends UIState {
 		// Just for now until i add event stacking -lunar
 		try {__relinkUndos();}
 		catch (e) {Logs.trace('Failed to relink undos: ${Std.string(e)}', ERROR);}
-		
+
 		__applyPlaytestInfo();
 	}
 
@@ -1282,8 +1282,11 @@ class Charter extends UIState {
 		for(id=>str in strumLines.members)
 			if (str != null) str.y = strumlineInfoBG.y;
 
+		strumlineAddButton.x = 0;
 		strumlineAddButton.y = strumlineInfoBG.y;
 		strumlineLockButton.y = strumlineInfoBG.y;
+
+		strumlineLockButton.text.visible = strumlineLockButton.button.selectable = strumlineLockButton.button.visible = (strumLines.members.length != 0) ? true : false;
 	}
 
 	var zoom(default, set):Float = 0;
@@ -1641,7 +1644,7 @@ class Charter extends UIState {
 		t.icon = (Options.charterLowDetailWaveforms = !Options.charterLowDetailWaveforms) ? 1 : 0;
 		for (shader in waveformHandler.waveShaders) shader.data.lowDetail.value = [Options.charterLowDetailWaveforms];
 	}
-	
+
 	inline function _snap_increasesnap(_) changequant(1);
 	inline function _snap_decreasesnap(_) changequant(-1);
 	inline function _snap_resetsnap(_) setquant(16);

source/funkin/editors/charter/CharterStrumlineButton.hx

@@ -58,8 +58,8 @@ class CharterStrumlineButton extends UISprite {
 
 		super.update(elapsed);
 
-		UIState.state.updateSpriteRect(button);
-		if(UIState.state.curContextMenu == null && UIState.state.isOverlapping(button, button.__rect)) {
+		if (UIState.state.curContextMenu == null && UIState.state.isOverlapping(button, button.__rect) && button.visible) {
+			UIState.state.updateSpriteRect(button);
 			buttonScale.set(0.95, 0.95);
 			if (FlxG.mouse.justPressed && onClick != null) {
 				onClick();