User:Angeliki/Grad-prototyping

Zine-machines

zine-machines.kstraat.casa

export GPS data, publish routes/video frames to raw data-publish

import pykml
from pykml import parser
import csv
import re
from reportlab.lib.pagesizes import letter
from reportlab.pdfgen import canvas


def translate(value, leftMin, leftMax, rightMin, rightMax):
    # Figure out how 'wide' each range is
    leftSpan = leftMax - leftMin
    rightSpan = rightMax - rightMin

    # Convert the left range into a 0-1 range (float)
    valueScaled = float(value - leftMin) / float(leftSpan)

    # Convert the 0-1 range into a value in the right range.
    return rightMin + (valueScaled * rightSpan)


kml_file='prlll.kml'
all_routes = {} 
with open(kml_file) as f:
    doc = parser.parse(f).getroot().Document.Folder

for pm in doc.iterchildren():
    if hasattr(pm, 'LineString'):
        name = pm.name.text
        coordinates = pm.LineString.coordinates.text
        cordinatesinline =  coordinates.split('\n')
        cordinatesasarray = []
        for line in cordinatesinline:
        	pattern = re.compile("^\s+|\s*,\s*|\s+$")
        	array = [x for x in pattern.split(line) if x]
        	if array:
        		cordinatesasarray.append(array)
        all_routes[name]= cordinatesasarray



canvas=canvas.Canvas("route.pdf", pagesize=letter)
canvas.setLineWidth(.8)
canvas.setFont('Helvetica', 6)
for name in all_routes:
	x=[]
	y=[]
	for points in all_routes[name]:
		x.append(points[0])
		y.append(points[1])

	i=0
	for a in x:
		if i < len(x)-1:
			x_new=translate(float(x[i]),float(min(x)), float(max(x)),50,500)
			y_new=translate(float(y[i]),float(min(y)),float(max(y)),50,500)
			x_new2=translate(float(x[i+1]),float(min(x)), float(max(x)),50,500)
			y_new2=translate(float(y[i+1]),float(min(y)),float(max(y)),50,500)
			print x_new,y_new,x_new2,y_new2
			canvas.line(x_new,y_new,x_new2,y_new2)
			i=i+1
	canvas.drawString(10,45,name)
	canvas.showPage()
canvas.save()