- mapData interactions -
// get tileSize
// get width
// get height
// get tile's chipset index
// get quantity of chipsets
// get quantity of layers
// get chipset's file
// get copy of all chipset data for selection data
// set chipset's file
// set tile data
// set tile's chipset index
// remove chipset at
// create tile data... from selection tile data
// create tile data  (blank)
// get collision value
// set collision value
// get chipset's collision value

selection data is always the same format as map data
selection display is always the same type of map that you're editing

- selectionData interactions -
// (sel)  create new selection data
// (sel)  create tile data... from chipset tile
// (sel)  set tile data
// (sel)  set tileSize
// (sel)  set chipset file

