git.gag.com Git - fw/altos/blob - altosuilib/AltosGraphDataSet.java

   1 /*
   2  * Copyright © 2013 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package org.altusmetrum.altosuilib_3;
  19
  20 import java.lang.*;
  21 import java.io.*;
  22 import java.util.*;
  23 import org.altusmetrum.altoslib_5.*;
  24
  25 class AltosGraphIterator implements Iterator<AltosUIDataPoint> {
  26         AltosGraphDataSet       dataSet;
  27         Iterator<AltosState>    iterator;
  28
  29         public boolean hasNext() {
  30                 return iterator.hasNext();
  31         }
  32
  33         public AltosUIDataPoint next() {
  34                 AltosState      state = iterator.next();
  35
  36                 if (state.flight != AltosLib.MISSING) {
  37                         if (dataSet.callsign == null && state.callsign != null)
  38                                 dataSet.callsign = state.callsign;
  39
  40                         if (dataSet.serial == 0 && state.serial != 0)
  41                                 dataSet.serial = state.serial;
  42
  43                         if (dataSet.flight == 0 && state.flight != 0)
  44                                 dataSet.flight = state.flight;
  45                 }
  46
  47                 return new AltosGraphDataPoint(state);
  48         }
  49
  50         public AltosGraphIterator (Iterator<AltosState> iterator, AltosGraphDataSet dataSet) {
  51                 this.iterator = iterator;
  52                 this.dataSet = dataSet;
  53         }
  54
  55         public void remove() {
  56         }
  57 }
  58
  59 class AltosGraphIterable implements Iterable<AltosUIDataPoint> {
  60         AltosGraphDataSet       dataSet;
  61
  62         public Iterator<AltosUIDataPoint> iterator() {
  63                 return new AltosGraphIterator(dataSet.states.iterator(), dataSet);
  64         }
  65
  66         public AltosGraphIterable(AltosGraphDataSet dataSet) {
  67                 this.dataSet = dataSet;
  68         }
  69 }
  70
  71 public class AltosGraphDataSet implements AltosUIDataSet {
  72         String                  callsign;
  73         int                     serial;
  74         int                     flight;
  75         AltosStateIterable      states;
  76
  77         public String name() {
  78                 if (callsign != null)
  79                         return String.format("%s - %d/%d", callsign, serial, flight);
  80                 else
  81                         return String.format("%d/%d", serial, flight);
  82         }
  83
  84         public Iterable<AltosUIDataPoint> dataPoints() {
  85                 return new AltosGraphIterable(this);
  86         }
  87
  88         public AltosGraphDataSet (AltosStateIterable states) {
  89                 this.states = states;
  90                 this.callsign = null;
  91                 this.serial = 0;
  92                 this.flight = 0;
  93         }
  94 }