"""
BallisticDeployMk0Mod0.py
AV:T Ballisics Deploy Nomogram
Outputs a *.pdf file
"""
#******************************************************************************
# globals

#******************************************************************************
# Imports
from ChartPane import *

#******************************************************************************
# Global variables and initialization code
#******************************************************************************
MU1 = 5.0
MU3 = 1.0

#******************************************************************************
# Class definitions
#******************************************************************************

#******************************************************************************
# Function definitions
#******************************************************************************

#--------------------------------------   
def xScale(x):
	return x
	
#--------------------------------------   
def yScale(y):
	return y
	
#--------------------------------------   
def burnFunction(burn, junk):
	return (1.0, burn * MU1)
	
#--------------------------------------   
def r_defFunction(r_def, junk):
	return (0.0, r_def * MU3)
	
#--------------------------------------   
def srvtofFunction(srv, tof):
	return ((srv/MU1) / ((MU1+(srv*MU3))/(MU3*MU1)), 
			(srv*tof) / ((1/MU3)+(srv/MU1)))
	
#--------------------------------------   
def tofsrvFunction(tof, srv):
	return ((srv/MU1) / ((MU1+(srv*MU3))/(MU3*MU1)), 
			(srv*tof) / ((1/MU3)+(srv/MU1)))
	
#--------------------------------------    
def main():
	fileName = "BallisticDeployMk0Mod0py.pdf"
	page = Page((11.0, 8.5), (0.125+0.2, 0.125+0.2))

	
	# chart data
	burn = [1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0]
	r_def = range(0,51)
	tof = range(1,17)
	srv = range(1,9)
	
	xLimit = [9999.0, 0.0]
	yLimit = [9999.0, 0.0]
	aCoord = [0.0, 0.0]
	for aBurn in burn:
		aCoord[Coord.X], aCoord[Coord.Y] = burnFunction(aBurn, 0.0)
		if aCoord[Coord.X] < xLimit[Bound.MIN]:
			xLimit[Bound.MIN] = aCoord[Coord.X]
		if aCoord[Coord.X] > xLimit[Bound.MAX]:
			xLimit[Bound.MAX] = aCoord[Coord.X]
		if aCoord[Coord.Y] < yLimit[Bound.MIN]:
			yLimit[Bound.MIN] = aCoord[Coord.Y]
		if aCoord[Coord.Y] > yLimit[Bound.MAX]:
			yLimit[Bound.MAX] = aCoord[Coord.Y]
	for aR_def in r_def:
		aCoord[Coord.X], aCoord[Coord.Y] = r_defFunction(aR_def, 0.0)
		if aCoord[Coord.X] < xLimit[Bound.MIN]:
			xLimit[Bound.MIN] = aCoord[Coord.X]
		if aCoord[Coord.X] > xLimit[Bound.MAX]:
			xLimit[Bound.MAX] = aCoord[Coord.X]
		if aCoord[Coord.Y] < yLimit[Bound.MIN]:
			yLimit[Bound.MIN] = aCoord[Coord.Y]
		if aCoord[Coord.Y] > yLimit[Bound.MAX]:
			yLimit[Bound.MAX] = aCoord[Coord.Y]
	
	pane = ChartPane(page.margin, page.printable, xLimit, xScale, yLimit, yScale)		
	drawing = Drawing(page.sheet[Dim.WIDTH], page.sheet[Dim.HEIGHT])
	
	# NOMOGRAM
	# burn scale
	AddCurvedTickPoints(drawing, pane, page,
		burn, [0.0], burnFunction, 
		theStrokeWidth=0.50, labelTickEnds='b', theLabelSize=16)
	# r_def scale
	AddCurvedTickLines(drawing, pane, page,
		r_def, [0.0], r_defFunction, tickEnds='ab', tickMetric = True,
		theStrokeWidth=0.50, labelTickEnds='a', theLabelSize=16)
	# srv-tof grid
	AddCurvedTickLines(drawing, pane, page,
		srv, tof, srvtofFunction, tickEnds='',
		theStrokeWidth=0.50, labelEnds='ab', theLabelSize=10)
	AddCurvedTickLines(drawing, pane, page,
		tof, srv, tofsrvFunction, tickEnds='',
		theStrokeWidth=0.50, labelEnds='ab', theLabelSize=10)
	# labels
	AddLabel(drawing, pane, 
		"Ballistic Deployment Nomogram (Mk0/Mod0)", (0.05, 47), xScale, yScale, theLabelSize=20)
	AddLabel(drawing, pane, 
		"R_DEP = sRV * (ToF - Burn)", (0.05, 44), xScale, yScale, theLabelSize=18)
	AddLabel(drawing, pane, 
		"""Copyright © 2334 University of Olympia
WARNING: Nomogram does not take into
account the linkage between Burn and sRV""", (0.05, 40), xScale, yScale, theLabelSize=16)
	AddLabel(drawing, pane, 
		"Deployment Range", (0.07, 32), xScale, yScale, theLabelSize=20, theLabelAngle=-90)
	AddLabel(drawing, pane, 
		"Time of Flight", (0.65, 23), xScale, yScale, theLabelSize=20, theLabelAngle=-90)
	AddLabel(drawing, pane, 
		"Burn", (0.95, 27), xScale, yScale, theLabelSize=20, theLabelAngle=-90)
	AddLabel(drawing, pane, 
		"Segmented Relative Velocity", (0.35, 1), xScale, yScale, theLabelSize=20)

	
	renderPDF.drawToFile(drawing, fileName, '')
	print "all done"
	
#******************************************************************************
# module/program switch

if __name__ == "__main__":
	main()