ok, what do we need next for hanoi.lua?
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@ -66,12 +66,12 @@ end
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local function main()
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local screen = curses.initscr()
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while 1 do
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while true do
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render(screen)
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update(screen)
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end
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curses.endwin ()
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curses.endwin()
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end
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@ -0,0 +1,76 @@
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local curses = require "curses"
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tower = {{5, 4, 3, 2, 1}, {}, {}}
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local function len(array)
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local result = 0
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for k in pairs(array) do
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result = result+1
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end
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return result
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end
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local function pop(array)
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return table.remove(array)
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end
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local function render_tower(screen, line, col, tower_index, tower)
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screen:attron(curses.A_BOLD)
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screen:mvaddch(line+2, col, string.char(96+tower_index))
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screen:attroff(curses.A_BOLD)
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screen:mvaddstr(line+1, col-3, "-------")
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for i, n in ipairs(tower) do
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screen:mvaddstr(line, col, n)
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line = line - 1
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end
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for i=1,5-len(tower) do
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screen:mvaddstr(line, col, "|")
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line = line - 1
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end
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end
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local function render(screen)
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screen:clear()
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local lines = curses.lines()
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local cols = curses.cols()
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local line = math.floor(lines/2)
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local col = math.floor(cols/4)
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for i,t in ipairs(tower) do
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render_tower(screen, line, i*col, i, t)
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end
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end
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local function make_move(from, to)
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local disk = pop(tower[from])
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table.insert(tower[to], disk)
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end
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local function update(screen)
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screen:mvaddstr(curses.lines()-2, 5, "tower to remove top disk from? ")
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local from = string.byte(curses.getch()) - 96
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curses.refresh()
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screen:mvaddstr(curses.lines()-1, 5, "tower to stack it on? ")
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local to = string.byte(curses.getch()) - 96
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curses.refresh()
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make_move(from, to)
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end
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local function main()
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local screen = curses.stdscr()
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while true do
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render(screen)
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update(screen)
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end
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end
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main()
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