altosdroid: Add offline map tab

It's not very fancy yet, but it does zoom and pan, and show the path
of the rocket with a line.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/altoslib/AltosPointInt.java b/altoslib/AltosPointInt.java
index e133ae9c..5d884391 100644
--- a/altoslib/AltosPointInt.java
+++ b/altoslib/AltosPointInt.java
@@ -28,4 +28,14 @@ public class AltosPointInt {
 		this.x = x;
 		this.y = y;
 	}
+
+	public AltosPointInt(double x, double y) {
+		this.x = (int) (x + 0.5);
+		this.y = (int) (y + 0.5);
+	}
+
+	public AltosPointInt(AltosPointDouble pt_d) {
+		this.x = (int) (pt_d.x + 0.5);
+		this.y = (int) (pt_d.y + 0.5);
+	}
 }