Brushes now get removed when opening a project, indicators for chosen sprites

- If you had custom brushes in your project and you opened a new one (from a .pxo file), the brushes would stack. Now, the previous brushes get removed.
- Added arrow left and right indicators for the selected brushes.

Scripts/BrushButton.gd

@@ -6,12 +6,16 @@ var custom_brush_index := -1
 func _on_BrushButton_pressed() -> void:
 	if Input.is_action_just_released("left_mouse"):
 		Global.current_left_brush_type = brush_type
+		Global.left_brush_indicator.get_parent().remove_child(Global.left_brush_indicator)
+		add_child(Global.left_brush_indicator)
 		if custom_brush_index > -1:
 			Global.custom_left_brush_index = custom_brush_index
 			Global.update_left_custom_brush()
 	
 	elif Input.is_action_just_released("right_mouse"):
 		Global.current_right_brush_type = brush_type
+		Global.right_brush_indicator.get_parent().remove_child(Global.right_brush_indicator)
+		add_child(Global.right_brush_indicator)
 		if custom_brush_index > -1:
 			Global.custom_right_brush_index = custom_brush_index
 			Global.update_right_custom_brush()

Scripts/Canvas.gd

@@ -216,7 +216,6 @@ func _draw() -> void:
 		else:
 			color = Color.white
 		for i in range(1, Global.onion_skinning_future_rate + 1):
-			#print(i)
 			if Global.current_frame < Global.canvases.size() - i:
 				for texture in Global.canvases[Global.current_frame + i].layers:
 					color.a = 0.6/i
@@ -285,10 +284,8 @@ func generate_layer_panels() -> void:
 	
 	for i in range(layers.size() -1, -1, -1):
 		var layer_container = load("res://Prefabs/LayerContainer.tscn").instance()
-		#layer_names.insert(i, "Layer %s" % i)
 		layers[i][2] = "Layer %s" % i
 		layer_container.i = i
-		#layer_container.get_child(0).get_child(2).text = layer_names[i]
 		layer_container.get_child(0).get_child(2).text = layers[i][2]
 		layers[i][3] = true #set visible
 		layer_container.get_child(0).get_child(1).texture = layers[i][1]

Scripts/Global.gd

@@ -44,7 +44,8 @@ var left_brush_size_edit : SpinBox
 var right_brush_size_edit : SpinBox
 var left_interpolate_slider : HSlider
 var right_interpolate_slider : HSlider
-
+var left_brush_indicator : Sprite
+var right_brush_indicator : Sprite
 
 var loop_animation_button : Button
 var play_forward : Button
@@ -119,6 +120,9 @@ func _ready() -> void:
 	left_interpolate_slider = find_node_by_name(root, "LeftInterpolateFactor")
 	right_interpolate_slider = find_node_by_name(root, "RightInterpolateFactor")
 	
+	left_brush_indicator = find_node_by_name(root, "LeftBrushIndicator")
+	right_brush_indicator = find_node_by_name(root, "RightBrushIndicator")
+	
 	loop_animation_button = find_node_by_name(root, "LoopAnim")
 	play_forward = find_node_by_name(root, "PlayForward")
 	play_backwards = find_node_by_name(root, "PlayBackwards")
@@ -183,7 +187,15 @@ func create_brush_button(brush_img : Image) -> void:
 	brush_button.get_child(0).texture = brush_tex
 	var hbox_container := find_node_by_name(get_tree().get_root(), "BrushHBoxContainer")
 	hbox_container.add_child(brush_button)
-	
+
+func remove_brush_buttons() -> void:
+	var hbox_container := find_node_by_name(get_tree().get_root(), "BrushHBoxContainer")
+	for child in hbox_container.get_children():
+		if child.name != "PixelBrushButton":
+			hbox_container.remove_child(child)
+#	for i in range(0, hbox_container.get_child_count() - 1):
+#		hbox_container.remove_child(hbox_container.get_child(i))
+
 func update_left_custom_brush() -> void:
 	if custom_left_brush_index > -1:
 		var custom_brush := Image.new()

Scripts/Main.gd

@@ -283,6 +283,9 @@ func _on_OpenSprite_file_selected(path) -> void:
 			Global.right_color_picker.get_picker().add_preset(color)
 		
 		#Load custom brushes
+		Global.custom_brushes.clear()
+		Global.remove_brush_buttons()
+		
 		var brush_line := file.get_line()
 		while brush_line == "/":
 			var b_width := file.get_16()