git.gag.com Git - fw/altos/blob - altosuilib/AltosUIMarker.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_1;
  19
  20 import java.io.*;
  21 import java.util.ArrayList;
  22
  23 import java.awt.*;
  24 import javax.swing.*;
  25 import org.altusmetrum.altoslib_2.*;
  26
  27 import org.jfree.ui.*;
  28 import org.jfree.chart.*;
  29 import org.jfree.chart.plot.*;
  30 import org.jfree.chart.axis.*;
  31 import org.jfree.chart.renderer.*;
  32 import org.jfree.chart.renderer.xy.*;
  33 import org.jfree.chart.labels.*;
  34 import org.jfree.data.xy.*;
  35 import org.jfree.data.*;
  36
  37 public class AltosUIMarker implements AltosUIGrapher {
  38         ArrayList<ValueMarker>  markers;
  39         int                     last_id;
  40         XYPlot                  plot;
  41         boolean                 enabled;
  42         int                     fetch;
  43         Color                   color;
  44
  45         private void remove_markers() {
  46                 for (ValueMarker marker : markers)
  47                         plot.removeDomainMarker(marker);
  48         }
  49
  50         private void add_markers() {
  51                 for (ValueMarker marker : markers)
  52                         plot.addDomainMarker(marker);
  53         }
  54
  55         public void set_units() {
  56         }
  57
  58         public void set_enable(boolean enable) {
  59                 if (enabled == enable)
  60                         return;
  61                 if (enable)
  62                         add_markers();
  63                 else
  64                         remove_markers();
  65                 enabled = enable;
  66         }
  67
  68         public void clear() {
  69                 if (enabled)
  70                         remove_markers();
  71                 markers = new ArrayList<ValueMarker>();
  72         }
  73
  74         public void add(AltosUIDataPoint dataPoint) {
  75                 try {
  76                         int id = dataPoint.id(fetch);
  77                         if (id < 0)
  78                                 return;
  79                         if (id == last_id)
  80                                 return;
  81                         ValueMarker marker = new ValueMarker(dataPoint.x());
  82                         marker.setLabel(dataPoint.id_name(fetch));
  83                         marker.setLabelAnchor(RectangleAnchor.TOP_RIGHT);
  84                         marker.setLabelTextAnchor(TextAnchor.TOP_LEFT);
  85                         marker.setPaint(color);
  86                         if (enabled)
  87                                 plot.addDomainMarker(marker);
  88                         markers.add(marker);
  89                         last_id = id;
  90                 } catch (AltosUIDataMissing m) {
  91                 }
  92         }
  93
  94         public AltosUIMarker (int fetch, Color color, XYPlot plot, boolean enable) {
  95                 markers = new ArrayList<ValueMarker>();
  96                 last_id = -1;
  97                 this.fetch = fetch;
  98                 this.color = color;
  99                 this.plot = plot;
 100                 this.enabled = enable;
 101         }
 102
 103         public void setNotify(boolean notify) {
 104         }
 105
 106         public void fireSeriesChanged() {
 107         }
 108
 109         public AltosUIMarker (int fetch, Color color, XYPlot plot) {
 110                 this(fetch, color, plot, true);
 111         }
 112 }