sfdraw.lua

-----------------------------------------------------------------------------
-- This is a collection of functions for use in modifying the Super Street
-- Fight II UI to accommodate third-party computer-controller characters.
-- 
-- 2017 Edward Hummerston
-----------------------------------------------------------------------------

SFDraw = {}

SFDraw.WHITE = 0xffe6e6e6
SFDraw.BLACK = 0xff193a7b
SFDraw.BLUE = 0xff319cb5
SFDraw.YELLOW = 0xfff7b552
SFDraw.RED = 0xffd62100
SFDraw.ORANGE = 0xfff75a3a
SFDraw.TEXT = 0xfff78746

-----------------------------------------------------------------------------
-- Draws a controller's input state to the emulator screen in an arcade
-- layout.
--
-- @param  playerSlot    The controller port to represent. (Also determines
--                       drawn position.)
-----------------------------------------------------------------------------
function SFDraw.drawPad(playerSlot, pads)
   local bX = ((playerSlot==1) and 79 or 151)   -- left side of control display
   local bY = 47  -- top of control display
   gui.drawEllipse(bX,bY,8,8, SFDraw.BLACK) -- circle of joystick base
   gui.drawEllipse(bX+3,bY + 3,
      2, 2, SFDraw.BLACK, SFDraw.BLACK)  -- joystick shaft base
   
   local pY = 0   -- player Y-axis input
   if (pads["P" .. playerSlot .. " Up"]) then
      pY = -1
   elseif (pads["P" .. playerSlot .. " Down"]) then
      pY = 1
   end
   local pX = 0   -- player X-axis input
   if (pads["P" .. playerSlot .. " Left"]) then
      pX = -1
   elseif (pads["P" .. playerSlot .. " Right"]) then
      pX = 1
   end
   gui.drawPixel(bX+4 + pX,bY + 4 + pY, SFDraw.BLACK)   -- joystick shaft
   gui.drawEllipse(bX+2+(pX*3),bY + 2 + (pY*3),
      4, 4, SFDraw.ORANGE, SFDraw.ORANGE)  -- joystick head
   
   -- some pixels to add sphere effect
   gui.drawPixel(bX+5+(pX*3),bY + 3 + (pY*3), SFDraw.WHITE)
   gui.drawPixel(bX+4+(pX*3),bY + 2 + (pY*3), SFDraw.YELLOW)
   
   bX = bX + 12
   -- Y/Light Punch
   if (pads["P" .. playerSlot .. " Y"]) then
      gui.drawEllipse(bX, bY, 3, 3, SFDraw.BLUE, SFDraw.BLUE)
   else
      gui.drawEllipse(bX, bY, 3, 3, SFDraw.BLACK, SFDraw.BLACK)
   end
   
   -- B/Light Kick
   if (pads["P" .. playerSlot .. " B"]) then
      gui.drawEllipse(bX, bY+5, 3, 3, SFDraw.BLUE, SFDraw.BLUE)
   else
      gui.drawEllipse(bX, bY+5, 3, 3, SFDraw.BLACK, SFDraw.BLACK)
   end
   
   bY = bY - 1 -- the first pair of buttons are lower on an arcade stick
   bX = bX + 5
   -- X/Medium Punch
   if (pads["P" .. playerSlot .. " X"]) then
      gui.drawEllipse(bX, bY, 3, 3, SFDraw.YELLOW, SFDraw.YELLOW)
   else
      gui.drawEllipse(bX, bY, 3, 3, SFDraw.BLACK, SFDraw.BLACK)
   end
   
   -- A/Medium Kick
   if (pads["P" .. playerSlot .. " A"]) then
      gui.drawEllipse(bX, bY+5, 3, 3, SFDraw.YELLOW, SFDraw.YELLOW)
   else
      gui.drawEllipse(bX, bY+5, 3, 3, SFDraw.BLACK, SFDraw.BLACK)
   end
   
   bX = bX + 5
   -- L/Heavy Punch
   if (pads["P" .. playerSlot .. " L"]) then
      gui.drawEllipse(bX, bY, 3, 3, SFDraw.RED, SFDraw.RED)
   else
      gui.drawEllipse(bX, bY, 3, 3, SFDraw.BLACK, SFDraw.BLACK)
   end
   
   -- R/Heavy Kick
   if (pads["P" .. playerSlot .. " R"]) then
      gui.drawEllipse(bX, bY+5, 3, 3, SFDraw.RED, SFDraw.RED)
   else
      gui.drawEllipse(bX, bY+5, 3, 3, SFDraw.BLACK, SFDraw.BLACK)
   end

end

-----------------------------------------------------------------------------
-- Draws a string to the emulator screen in the style of SSF2 in-game
-- character names.
--
-- @param  playerSlot    The player character being named. (Determines drawn
--                       position.)
-- @param  name          The string to be drawn.
-----------------------------------------------------------------------------
function SFDraw.drawName(playerSlot, name)
   local nameX = ((playerSlot==1) and 30 or 226)
   local textAlign = ((playerSlot==1) and "left" or "right")
   
   -- text shadow drawn first
   gui.drawText(nameX+1,57, name, SFDraw.BLACK, 0x00000000,
      12, "Times New Roman", "bold", textAlign, "bottom")
   gui.drawText(nameX,56, name, SFDraw.YELLOW, 0x00000000,
      12, "Times New Roman", "bold", textAlign, "bottom")
end