console.lua

   1 Console = {}
   2
   3 function Console:new()
   4         self.show = false
   5         self.inputbuffer = ""
   6         self.prompt = os.date("%H:%M> ")
   7         self.togglekey = "^"
   8         self.lines = {}
   9         for i=1, 13 do
  10                 self.lines[i] = ""
  11         end
  12         self.lines[13] = self.prompt
  13         local t = {}
  14         setmetatable(t, self)
  15         self.__index = self
  16         return t
  17 end
  18
  19 function Console:draw()
  20         if not self.show then
  21                 return
  22         end
  23         love.graphics.setColor(30,30,30)
  24         love.graphics.polygon("fill", 0, 0, 0, 200, 800, 200, 800, 0)
  25         love.graphics.setColor(230,230,230)
  26         for i,v in ipairs(self.lines) do
  27                 love.graphics.print(v, 10, i*15)
  28         end
  29 end
  30
  31 function Console:input(key)
  32
  33 -- handle opening and closing of console
  34         if not self.show then
  35                 if key == self.togglekey then
  36                         self.show = true
  37                         return true
  38                 else
  39                         return false
  40                 end
  41         end
  42
  43         if key == self.togglekey then
  44                 self.show = false
  45                 return false
  46         end
  47
  48
  49 --letters are just printed, other keys are special, handle this
  50
  51 --return: new inputline, execute old one, shift lines up
  52         if key == "return"  or key == "kp_enter" then
  53                 for i=3,13 do
  54                         if self.inputbuffer == "" then
  55                                 self.lines[i-1] = self.lines[i]
  56                         else
  57                                 self.lines[i-2] = self.lines[i]
  58                         end
  59                 end
  60                 self.lines[12] = self.inputbuffer --TODO nochmal richtig machen
  61                 self:execute(self.inputbuffer)
  62                 self.inputbuffer = ""
  63
  64                 --just no action for these
  65         elseif key == "tab" or key == "lalt" or key == "ralt" or key == "lctrl" or key == "rctrl" or key == "lshift" or key == "rshift" or key == "mode" or key == "lsuper" or key == "rsuper" or key == "capslock" or key == "menu"  then
  66
  67         elseif key == "up" then
  68                 --previous command --TODO
  69         elseif key == "down" then
  70                 --next command
  71         elseif key == "left" then
  72                 --shift cursor left
  73         elseif key == "right" then
  74                 --shift cursor right
  75
  76
  77         else
  78                 --letters, big or small --TODO: convert symbols
  79                 if love.keyboard.isDown("rshift") or love.keyboard.isDown("lshift") then
  80                         key = string.upper(key)
  81                 end
  82                 self.inputbuffer = self.inputbuffer .. key
  83         end
  84         self.lines[13] = self.prompt .. self.inputbuffer
  85         return true
  86 end
  87
  88 function Console:execute(string)
  89         p = 4
  90 end