draw.lua

Go to the documentation of this file.

local modes = {
    [true] = {
        [0] = true,
        [1] = false
    },
    [false] = {
        [0] = 'fill',
        [1] = 'line'
    }
}
 
local function color(c)
    local DIV = love.wiimote and 1 or 255
    local R = bit.band(bit.rshift(c, 24), 0xFF)/DIV
    local G = bit.band(bit.rshift(c, 16), 0xFF)/DIV
    local B = bit.band(bit.rshift(c, 8), 0xFF)/DIV
    local A = bit.band(bit.rshift(c, 0), 0xFF)/DIV
    love.graphics.setColor(R, G, B, A)
end
 
local function rect(a,b,c,d,e,f)
    love.graphics.rectangle(modes[love.wiimote ~= nil][a], b, c, d, e)
end
 
--! @todo support WII
local function text(x, y, text)
    if love.wiimote then return 32 end
    if x and y then
        love.graphics.print(text, x, y)
    end
    return love.graphics.getFont():getWidth(text or x)
end
 
local function line(x1, y1, x2, y2)
    love.graphics.line(x1, y1, x2, y2)
end
 
--! @todo implement it!
local function font(a, b)
 
end
 
local function install(std, game, application)
    std = std or {}
    std.draw = std.draw or {}
    application.callbacks.draw = application.callbacks.draw or function() end
    
    std.draw.clear = function(c)
        color(c)
        love.graphics.rectangle(modes[love.wiimote ~= nil][0], 0, 0, game.width, game.height)
    end
    
    std.draw.color=color
    std.draw.rect=rect
    std.draw.text=text
    std.draw.line=line
    std.draw.font=font
 
    if love then
        love.draw = function()
            application.callbacks.draw(std, game)
            if std.draw.fps then
                std.draw.fps(game.fps_show, 8, 8)
            end
        end
        love.resize = function(w, h)
            game.width, game.height = w, h
        end
    end
 
    return std.draw
end
 
local P = {
    install = install
}
 
return P