This example uses a tilemap and a script file to read mouse input to place tiles or read information about the tile the mouse is hovering.
Tilemap graphics made by Kenney.
get_set_tile.script
local TILE_SIZE = 64 -- helper function check if a tile coordinate is within the bounds of the tilemap local function within_bounds(x, y) local bx, by, bw, bh = tilemap.get_bounds("#level") return x >= bx and y >= by and x < (bx + bw) and y < (by + bh) end function init(self) msg.post(".", "acquire_input_focus") end function on_input(self, action_id, action) local tile_x = math.ceil(action.x / TILE_SIZE) local tile_y = math.ceil(action.y / TILE_SIZE) if within_bounds(tile_x, tile_y) then -- click to place a flower if action_id == hash("touch") and action.pressed then tilemap.set_tile("#level", "layer1", tile_x, tile_y, 77) end -- show tile info local tile = tilemap.get_tile("#level", "layer1", tile_x, tile_y) local text = ("x: %d y: %d tile: %d"):format(tile_x, tile_y, tile) label.set_text("#label", text) else local text = ("x: %d y: %d out of bounds"):format(tile_x, tile_y) label.set_text("#label", text) end end
If you want to play with these examples, you can get the project on Github.
Do you want to see more examples? Why not write a few yourself and submit a pull request? We love contributions.
GITHUB