## mark a section (Learn more)

import processing.serial.*; Vector list = new Vector(); Serial port; void setup() { port=new Serial(this,Serial.list()[0],9600); size(1000,800); String file = dataPath("hack-a-day.svg"); try { Scanner sc = new Scanner (new File(file)); while(sc.hasNext()) { String line = sc.nextLine(); if(match(line,"d=.M")!=null) { String[] dots = line.split("L"); //println(dots); Vector data = new Vector(); for(int i=0; i<dots.length; i++) { //println(dots[i]); String[] v = match(dots[i],"(\\d+.\\d+) (\\d+.\\d+)") ; // [0] all [1] first [2] second Double x = Double.parseDouble(v[1]); Double y = Double.parseDouble(v[2]); data.add(x.intValue()); data.add(y.intValue()); print(x.intValue()+" "+y.intValue()); if(i<dots.length-1) print(" "); } list.add(data); println(); } else if(match(line," d=.m ")!=null) { line=line.substring(12); String[] dots = line.split(" "); //println(dots); Vector data = new Vector(); Double x=new Double(0); Double y= new Double(0); for(int i=0; i<dots.length; i++) { //println(dots[i]); String[] v = match(dots[i],"([0-9\\-\\.]+),([0-9\\-\\.]+)") ; // [0] all [1] first [2] second //println(i);println(v); if(i==0) { x = Double.parseDouble(v[1]); y = Double.parseDouble(v[2]); } else { x+= Double.parseDouble(v[1]); y+= Double.parseDouble(v[2]); } data.add(x.intValue()); data.add(y.intValue()); print(x.intValue()+" "+y.intValue()); if(i<dots.length-1) print(" "); } list.add(data); println(); } } } catch (Exception e) { println("EXCEPTION "+e); } } void mousePressed() { println("Starting to print..."); Enumeration e = list.elements(); while(e.hasMoreElements()) { Vector data = (Vector) e.nextElement(); Enumeration i = data.elements(); boolean nofirst=false; while(i.hasMoreElements()) { int x = (Integer) i.nextElement(); int y = (Integer) i.nextElement(); port.write(x+" "+y); if (i.hasMoreElements()) port.write(" "); else port.write(0xd); if (nofirst) while(port.available()<2) ; nofirst=true; println(port.readString()); } // now wait for OK response // while(port.available()<2) ; // println(port.readString()); } } void draw() { Enumeration e = list.elements(); while(e.hasMoreElements()) { Vector data = (Vector) e.nextElement(); Enumeration i = data.elements(); int ox=-1,oy=0; while(i.hasMoreElements()) { int x = (Integer) i.nextElement(); int y = (Integer) i.nextElement(); if(ox>-1) line(ox,oy,x,y); ox=x; oy=y; } } }

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