lua_space/controls.lua at main · MiguelCock/lua_space · GitHub

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local Controls = {}

local key_pressed = {
    w = false,
    a = false,
    s = false,
    d = false,
    up = false,
    down = false,
    left = false,
    right = false
}

function Controls.load()
    Controls.spriteSheet = love.graphics.newImage("assets/imgs/WASD.png")
    Controls.quads = {
        w_up = love.graphics.newQuad(0, 0, 16, 16, 128, 32),
        w_down = love.graphics.newQuad(16, 0, 16, 16, 128, 32),
        a_up = love.graphics.newQuad(32, 0, 16, 16, 128, 32),
        a_down = love.graphics.newQuad(48, 0, 16, 16, 128, 32),
        s_up = love.graphics.newQuad(64, 0, 16, 16, 128, 32),
        s_down = love.graphics.newQuad(80, 0, 16, 16, 128, 32),
        d_up = love.graphics.newQuad(96, 0, 16, 16, 128, 32),
        d_down = love.graphics.newQuad(112, 0, 16, 16, 128, 32),
        arrow_up_up = love.graphics.newQuad(0, 16, 16, 16, 128, 32),
        arrow_up_down = love.graphics.newQuad(16, 16, 16, 16, 128, 32),
        arrow_left_up = love.graphics.newQuad(32, 16, 16, 16, 128, 32),
        arrow_left_down = love.graphics.newQuad(48, 16, 16, 16, 128, 32),
        arrow_down_up = love.graphics.newQuad(64, 16, 16, 16, 128, 32),
        arrow_down_down = love.graphics.newQuad(80, 16, 16, 16, 128, 32),
        arrow_right_up = love.graphics.newQuad(96, 16, 16, 16, 128, 32),
        arrow_right_down = love.graphics.newQuad(112, 16, 16, 16, 128, 32),
    }
    Controls.offset = { x = 0, y = 0 }
end

function Controls.update(camera_x, camera_y)
    key_pressed.w = love.keyboard.isDown("w")
    key_pressed.a = love.keyboard.isDown("a")
    key_pressed.s = love.keyboard.isDown("s")
    key_pressed.d = love.keyboard.isDown("d")
    key_pressed.up = love.keyboard.isDown("up")
    key_pressed.down = love.keyboard.isDown("down")
    key_pressed.left = love.keyboard.isDown("left")
    key_pressed.right = love.keyboard.isDown("right")

    Controls.offset.x = camera_x
    Controls.offset.y = camera_y
end

function Controls.draw_wasd(x, y)
    Controls.draw_w(x, y)
    Controls.draw_a(x - 64, y + 64)
    Controls.draw_s(x, y + 64)
    Controls.draw_d(x + 64, y + 64)
end

function Controls.draw_arrows(x, y)
    Controls.draw_up(x, y)
    Controls.draw_left(x - 64, y + 64)
    Controls.draw_down(x, y + 64)
    Controls.draw_right(x + 64, y + 64)
end

function Controls.draw_w(x, y)
    if key_pressed.w then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.w_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.w_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

function Controls.draw_a(x, y)
    if key_pressed.a then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.a_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.a_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

function Controls.draw_s(x, y)
    if key_pressed.s then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.s_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.s_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

function Controls.draw_d(x, y)
    if key_pressed.d then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.d_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.d_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

function Controls.draw_up(x, y)
    if key_pressed.up then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_up_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_up_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

function Controls.draw_left(x, y)
    if key_pressed.left then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_left_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_left_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

function Controls.draw_down(x, y)
    if key_pressed.down then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_down_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_down_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

function Controls.draw_right(x, y)
    if key_pressed.right then
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_right_down, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    else
        love.graphics.draw(Controls.spriteSheet, Controls.quads.arrow_right_up, x + Controls.offset.x, y + Controls.offset.y, 0, 4, 4)
    end
end

return Controls