import xml.sax.handler 
import sys

# nu wordt de sub-class EmpHandler gedefineerd / sub-class EmpHandler will be defined
# You need to subclass xml.sax.ContentHandler and obtain ContentHandler
#
# The ContentHandler handles tags and attributes

class EmpHandler(xml.sax.handler.ContentHandler):    
    def __init__(self):
        self.inG = False
        self.inPath = False
        self.inTspan = False

    def startElement(self, name, attributes):

        #print(attributes.getNames())

        if name== 'g':
            attribuutnamen = attributes.getNames()
            if "transform" in attribuutnamen:    
                print(name, "**************", attributes.getValue('transform'))
                f.write(name + "-begin-transform " + attributes.getValue('transform') + "\n")
            else:
                print(name, "**************")
                f.write(name + "-begin\n")
            self.inG = True            
        
        if name== 'path':
            print(name, attributes.getValue('d'))
            f.write(name + " " + attributes.getValue('d') + "\n")
            self.inPath = True
            
        if name == 'tspan':
            print(name, "x =", attributes.getValue('x'), "y =", attributes.getValue('y'))
            f.write(name + ", " + "x =" + attributes.getValue('x') + " " + "y =" + attributes.getValue('y') + "\n")
                  
            self.inTspan = True
            
           
    def characters(self, data):
       
        #if self.inPath:
            #print(data)
            
        if self.inTspan:            
            #print("punt", data)
            #print()
            #f.write("punt " + data+"\n")

            #kijken of er spaties zijn / i.e. check whether there are spaces
            a = data.split()
            isje="nee"
            if len(a)==3:
                #b = a[0]+a[1]+a[2]
                #c = b.split("=")
                #print(c, type(c))$
                print("punt", a[0], "=", a[2])
                print()
                f.write("punt " + a[0] + " = " + a[2] + "\n")
                f2.write(a[0] + ", " + a[2] + "\n")            
                isje="ja"

                #wachten = input("wachten ...")
                
            if len(a)==5:
                #b = a[0]+a[1]+a[2]+a[3]+a[4]
                #c = b.split("=")
                #print(c, type(c))
                print("punt", a[0], "=", a[2], "=", a[4])
                print()
                f.write("punt " + a[0] + " = " + a[2] + " = " + a[4] + "\n")
                f2.write(a[0] + ", " + a[2] + ", " + a[4] + "\n")
                isje="ja"

                #wachten = input("wachten ...")
                
            #kijken of er alleen een =-teken is / look whether there only is an =-sign
            if isje=="nee":    
                d = data.split("=")

                if len(d)==1: #dwz GEEN =-teken i.e. no minus sign
                    print("punt", data)
                    print()
                    f.write("punt " + data+"\n")
                
                if len(d)==2:
                    print("punt", d[0], "=", d[1])
                    print()
                    f.write("punt " + d[0] + " = " + d[1] + "\n")
                    f2.write(d[0] + ", " + d[1] + "\n")

                    #wachten = input("wachten ...")
                    
                if len(d)==3:
                    print("punt", d[0], "=", d[1], "=", d[2])
                    print()
                    f.write("punt " + d[0] + " = " + d[1] + " = " + d[2] + "\n")
                    f2.write(d[0] + ", " + d[1] + ", " + d[2] + "\n")

                    #wachten = input("wachten ...")
                
            
    def endElement(self, name):

        if name == 'g':
            print(name, "--------------")
            f.write(name + "-einde\n")
            self.inG =False
        
        if name == 'path':
            self.inPath =False

        if name == 'tspan':            
            self.inTspan = False
                
            
import xml.sax

f = open("2021-04-15 DETA2.txt", "w")  # txt file to write coordinates of crosses and outcrop numbers to
f2 = open("2021-04-15 DETA2 alleendubbele.txt", "w")  # in case of double values (bugs) (not important) file empty? Good! No bugs.


parser = xml.sax.make_parser()   #creation of a parser object
handler = EmpHandler()              
parser.setContentHandler(handler) 
parser.parse('layer ontsluitingsnummers 2021-04-15 DETA.svg') # This is the SVG file with the map to be read i.e. to be parsed

f.close()
f2.close()

#wachten = input("wachten ...")