altoslib/altosuilib: Update library version to 7

[fw/altos] / altosui / AltosGraphUI.java

diff --git a/altosui/AltosGraphUI.java b/altosui/AltosGraphUI.java
index ddd281a6d41813453cedb2a932211eb99d7d88c9..42a1765833426aab6f50f6830c648e41ad13d6d9 100644 (file)
--- a/altosui/AltosGraphUI.java
+++ b/altosui/AltosGraphUI.java
@@ -23,8 +23,8 @@ import java.util.ArrayList;
 import java.awt.*;
 import java.awt.event.*;
 import javax.swing.*;
-import org.altusmetrum.altoslib_5.*;
-import org.altusmetrum.altosuilib_3.*;
+import org.altusmetrum.altoslib_7.*;
+import org.altusmetrum.altosuilib_7.*;
 
 import org.jfree.chart.ChartPanel;
 import org.jfree.chart.JFreeChart;
@@ -55,12 +55,17 @@ public class AltosGraphUI extends AltosUIFrame implements AltosFontListener, Alt
        }
 
        public void font_size_changed(int font_size) {
-               map.font_size_changed(font_size);
-               statsTable.font_size_changed(font_size);
+               if (map != null)
+                       map.font_size_changed(font_size);
+               if (statsTable != null)
+                       statsTable.font_size_changed(font_size);
        }
 
        public void units_changed(boolean imperial_units) {
-               map.units_changed(imperial_units);
+               if (map != null)
+                       map.units_changed(imperial_units);
+               if (enable != null)
+                       enable.units_changed(imperial_units);
        }
 
        AltosGraphUI(AltosStateIterable states, File file) throws InterruptedException, IOException {