local window = require('window')

-- base prototype of all drawn things
local m = {
    _t = 'entity',
    x = 0,
    y = 0,
    width = 0,
    height = 0,
}

m.__index = m

function m:new()
    local t = {}
    t.__index = t
    return setmetatable(t, self)
end

function m:from(t)
    t.__index = t
    return setmetatable(t, self)
end

function m:setpos(x, y)
    self.x = x
    self.y = y
end

function m:draw()
    love.graphics.push('all')
    love.graphics.translate(self.x, self.y)
    love.graphics.setLineWidth(3)

    for _, l in ipairs(self.lines) do
        local mode = l[1]
        local segs = l[2]

        if mode == 'line' then
            love.graphics.line(segs)
        elseif mode == 'fill' then
            local ts = love.math.triangulate(segs)
            love.graphics.setColor(0, 0, 0)
            for i, t in ipairs(ts) do
                love.graphics.polygon('fill', t)
            end

            love.graphics.setColor(1, 1, 1)
            love.graphics.polygon('line', segs)
        else
            error(string.format("mode must be one of line or fill, not %s", mode))
        end
    end

    love.graphics.pop()
end

return m