# SmileyDrift:	it smiles at you when you drift!
# Date:			21-Aug-2013
# Filename:		SmileyDrift.py
# Install to:	<AC-folder>\apps\python\SmileyDrift\

import ac
import acsys
import math

# Configuration, change these.
# 
# Minimum time (in seconds) to hold a drift for it to be registered. Default: 0.5.
SmileyShowTime = 0.5	

# Minimum speed (in KMH) for a drift to be registered. Change to 0 to disable (ignores speed). Default: 50.
DriftSpeedMin = 50		

# Minimum drift angle (in degrees) to be registered. Default: 5.
# Below SlipAngleMin = no drift. Above SlipAngleMin = ":)".
SlipAngleMin = 5

# Medium drift angle (in degrees). Default: 15.
# Below SlipAngleMid = ":)". Above SlipAngleMid = ":D".
SlipAngleMid = 15		

# High drift angle (in degrees). Default: 20.
# Below SlipAngleHigh = ":D". Above SlipAngleHigh = ":O".
SlipAngleHigh = 20		

### Code starts here, stay away! ###
SmileyTimer = 0
SmileyText = 0

def acMain(ac_version):
	global SmileyText
	
	# Frame settings.
	appWindow = ac.newApp("SD")
	ac.setSize(appWindow, 120, 60)
	
	# Text settings.
	SmileyText = ac.addLabel(appWindow, ":|")
	ac.setPosition(SmileyText, 10, 30)
	ac.setFontAlignment(SmileyText, "center")
	ac.setSize(SmileyText, 100, 30)
	
	return "SmileyDrift"
	
def acUpdate(deltaT):
	global SmileyText, SmileyTimer, SmileyShowTime, SlipAngleMin, SlipAngleMid, SlipAngleHigh
	
	# Smiley section.
	CurSpeed = ac.getCarState(0, acsys.CS.SpeedKMH)
	FL, FR, RL, RR = ac.getCarState(0, acsys.CS.SlipAngle)
	CurSlipAngle = math.fabs( round( (RL+RR)/2 ) )
	
	if SmileyTimer > SmileyShowTime:
		if CurSpeed >= DriftSpeedMin or DriftSpeedMin < 1:
			if SlipAngleMin < CurSlipAngle < SlipAngleMid+1:
				ac.setText(SmileyText, ':)')
			elif SlipAngleMid < CurSlipAngle < SlipAngleHigh:
				ac.setText(SmileyText, ':D')
			elif CurSlipAngle >= SlipAngleHigh:
				ac.setText(SmileyText, ':O')
			else:
				ac.setText(SmileyText, ':|')
		SmileyTimer = 0
	else:
		SmileyTimer += deltaT