try:
    import ac
    import acsys
    import traceback
    import time
except ImportError:
    pass

app = 0
error = 0
rainStrengthValue = 0
rainWiperSpeedValue = 0
timer = 0.0

def acMain(ac_version):
    global app, rainStrengthValue, rainWiperSpeedValue
    try:
        app = ac.newApp("Shaders Patch Rain")
        ac.setTitle(app, "Rain")
        ac.setSize(app, 174, 108)

        y = 40
        rainStrengthLabel = ac.addLabel(app, "Strength")
        ac.setPosition(rainStrengthLabel, 110, y)

        rainStrengthValue = ac.addLabel(app, "")
        ac.setPosition(rainStrengthValue, 48, y)

        rainStrengthDownButton = ac.addButton(app, "-")
        ac.setPosition(rainStrengthDownButton, 16, y)
        ac.setSize(rainStrengthDownButton, 24, 24)
        ac.setFontSize(rainStrengthDownButton, 14)
        ac.addOnClickedListener(rainStrengthDownButton, rainStrengthDown)

        rainStrengthUpButton = ac.addButton(app, "+")
        ac.setPosition(rainStrengthUpButton, 80, y)
        ac.setSize(rainStrengthUpButton, 24, 24)
        ac.setFontSize(rainStrengthUpButton, 14)
        ac.addOnClickedListener(rainStrengthUpButton, rainStrengthUp)

        y = 72
        rainWiperSpeedLabel = ac.addLabel(app, "Wiper")
        ac.setPosition(rainWiperSpeedLabel, 110, y)

        rainWiperSpeedValue = ac.addLabel(app, "")
        ac.setPosition(rainWiperSpeedValue, 48, y)

        rainWiperSpeedDownButton = ac.addButton(app, "-")
        ac.setPosition(rainWiperSpeedDownButton, 16, y)
        ac.setSize(rainWiperSpeedDownButton, 24, 24)
        ac.setFontSize(rainWiperSpeedDownButton, 14)
        ac.addOnClickedListener(rainWiperSpeedDownButton, rainWiperSpeedDown)

        rainWiperSpeedUpButton = ac.addButton(app, "+")
        ac.setPosition(rainWiperSpeedUpButton, 80, y)
        ac.setSize(rainWiperSpeedUpButton, 24, 24)
        ac.setFontSize(rainWiperSpeedUpButton, 14)
        ac.addOnClickedListener(rainWiperSpeedUpButton, rainWiperSpeedUp)

    except:
        ac.log("Unexpected error:" + traceback.format_exc())

def rainStrengthDown(*args):
    ac.ext_rainParamsAdjust(-0.1, 0.0)

def rainStrengthUp(*args):
    ac.ext_rainParamsAdjust(0.1, 0.0)

def rainWiperSpeedDown(*args):
    ac.ext_rainParamsAdjust(0.0, -1.0)

def rainWiperSpeedUp(*args):
    ac.ext_rainParamsAdjust(0.0, 1.0)

def acUpdate(delta_t):
    global error, rainStrengthValue, rainWiperSpeedValue
    global timer
    timer += delta_t
    if timer > 0.25:
        timer = 0.0
        try:
            params = ac.ext_rainParams()
            ac.setText(rainStrengthValue, str(round(params[0], 1)))
            ac.setText(rainWiperSpeedValue, str(round(params[1], 1)))
        except:
            if error < 10:
                ac.log("Unexpected error:" + traceback.format_exc())
            ac.setText(debug, "Unexpected error:" + traceback.format_exc())