QuestEditorGuideTile
Easiest way to place a tile is using Snap button and then clicking at the required position with your mouse. See gif below.
This is the component selector, pressing this will allow you to select, create and delete components. See also QuestIniTile.
This is the component name, pressing this will allow you to select and create tiles.
This button is for renaming the component.
This button is for selecting the tile.
This field allows you to specify a custom image file (e.g., custom.png) from your quest folder to use as the texture for the tile instead of the default tile type texture.
Select this then select somewhere on the board to place the tile.
Select this to rotate the tile.
Return to last selected component.