git.gag.com Git - fw/altos/blob - altosui/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 altosui;
  19
  20 import java.lang.*;
  21 import java.io.*;
  22 import java.util.*;
  23 import org.altusmetrum.altoslib_2.*;
  24 import org.altusmetrum.altosuilib_1.*;
  25
  26 class AltosGraphIterator implements Iterator<AltosUIDataPoint> {
  27         AltosGraphDataSet       dataSet;
  28         Iterator<AltosState>    iterator;
  29
  30         public boolean hasNext() {
  31                 return iterator.hasNext();
  32         }
  33
  34         public AltosUIDataPoint next() {
  35                 AltosState      state = iterator.next();
  36
  37                 if (state.flight != AltosLib.MISSING) {
  38                         if (dataSet.callsign == null && state.callsign != null)
  39                                 dataSet.callsign = state.callsign;
  40
  41                         if (dataSet.serial == 0 && state.serial != 0)
  42                                 dataSet.serial = state.serial;
  43
  44                         if (dataSet.flight == 0 && state.flight != 0)
  45                                 dataSet.flight = state.flight;
  46                 }
  47
  48                 return new AltosGraphDataPoint(state);
  49         }
  50
  51         public AltosGraphIterator (Iterator<AltosState> iterator, AltosGraphDataSet dataSet) {
  52                 this.iterator = iterator;
  53                 this.dataSet = dataSet;
  54         }
  55
  56         public void remove() {
  57         }
  58 }
  59
  60 class AltosGraphIterable implements Iterable<AltosUIDataPoint> {
  61         AltosGraphDataSet       dataSet;
  62
  63         public Iterator<AltosUIDataPoint> iterator() {
  64                 return new AltosGraphIterator(dataSet.states.iterator(), dataSet);
  65         }
  66
  67         public AltosGraphIterable(AltosGraphDataSet dataSet) {
  68                 this.dataSet = dataSet;
  69         }
  70 }
  71
  72 public class AltosGraphDataSet implements AltosUIDataSet {
  73         String                  callsign;
  74         int                     serial;
  75         int                     flight;
  76         AltosStateIterable      states;
  77
  78         public String name() {
  79                 if (callsign != null)
  80                         return String.format("%s - %d/%d", callsign, serial, flight);
  81                 else
  82                         return String.format("%d/%d", serial, flight);
  83         }
  84
  85         public Iterable<AltosUIDataPoint> dataPoints() {
  86                 return new AltosGraphIterable(this);
  87         }
  88
  89         public AltosGraphDataSet (AltosStateIterable states) {
  90                 this.states = states;
  91                 this.callsign = null;
  92                 this.serial = 0;
  93                 this.flight = 0;
  94         }
  95 }