-- Mouse button callback on love2d

function love.load()
  love.graphics.setDefaultFilter("nearest", "nearest")
  font = love.graphics.newFont(16)
  mx, my = 0, 0
  rx, ry = 0, 0
  buttons = {}
  for i = 1, 5 do
    buttons[i] = false
  end
end

function love.update(dt)
end

function love.draw()
  love.graphics.clear(0.2, 0.4, 0.6, 1.0)

  love.graphics.setFont(font)
  love.graphics.setColor(1, 1, 1, 1)

  local t
  local ty = 24

  t = string.format("Position (Press) : (%d,%d)", mx, my)
  love.graphics.print(t, 2, ty)
  ty = ty + 24

  t = string.format("Position (Release) : (%d,%d)", rx, ry)
  love.graphics.print(t, 2, ty)
  ty = ty + 24

  for i, v in ipairs(buttons) do
    t = string.format("Button %d : %s", i, (v and "ON" or "OFF"))
    love.graphics.print(t, 2, ty)
    ty = ty + 24
  end

  love.graphics.print("FPS: " .. tostring(love.timer.getFPS()), 2, 2)
end

function love.keypressed(key, isrepeat)
  if key == "escape" then
    -- ESC key to exit
    love.event.quit()
  end
end

function love.mousepressed(x, y, button)
  mx, my = x, y
  if button >= 1 or button <= 5 then
    buttons[button] = true
  end
end

function love.mousereleased(x, y, button)
  rx, ry = x, y
  if button >= 1 or button <= 5 then
    buttons[button] = false
  end
end