Fix rendering rectangles where fill attributes indicated the line att…

…ribute colour should be used

Fixed output rectangles never locating the correct line attribute object when line colour was selected as the fill type.

src/OutputRectangleComponent.cpp

@@ -37,18 +37,15 @@ void OutputRectangleComponent::paint(Graphics &g)
 
 				case isobus::FillAttributes::FillType::FillWithLineColor:
 				{
-					for (std::uint16_t j = 0; j < get_number_children(); j++)
-					{
-						auto childLineAttributes = get_object_by_id(get_child_id(j), parentWorkingSet->get_object_tree());
+					auto childLineAttributes = get_object_by_id(get_line_attributes(), parentWorkingSet->get_object_tree());
 
-						if ((nullptr != childLineAttributes) && (isobus::VirtualTerminalObjectType::LineAttributes == childLineAttributes->get_object_type()))
-						{
-							auto line = std::static_pointer_cast<isobus::LineAttributes>(childLineAttributes);
-							vtColour = parentWorkingSet->get_colour(line->get_background_color());
-							g.setColour(Colour::fromFloatRGBA(vtColour.r, vtColour.g, vtColour.b, 1.0));
-							g.fillAll(Colour::fromFloatRGBA(vtColour.r, vtColour.g, vtColour.b, 1.0f));
-							break;
-						}
+					if ((nullptr != childLineAttributes) && (isobus::VirtualTerminalObjectType::LineAttributes == childLineAttributes->get_object_type()))
+					{
+						auto line = std::static_pointer_cast<isobus::LineAttributes>(childLineAttributes);
+						vtColour = parentWorkingSet->get_colour(line->get_background_color());
+						g.setColour(Colour::fromFloatRGBA(vtColour.r, vtColour.g, vtColour.b, 1.0));
+						g.fillAll(Colour::fromFloatRGBA(vtColour.r, vtColour.g, vtColour.b, 1.0f));
+						break;
 					}
 					isOpaque = true;
 				}