Merge branch 'master' into nws-force

Models/Instruments/PFD/PFD.nas

@@ -19,6 +19,7 @@ var ASItrgtdiff = 0;
 var ASImax = 0;
 var ASItrend = 0;
 var altTens = 0;
+var altPolarity = "";
 
 # Fetch nodes:
 var state1 = props.globals.getNode("/systems/thrust/state1", 1);
@@ -807,7 +808,12 @@ var canvas_PFD_base = {
 		me["ALT_two"].setText(sprintf("%03d", abs(me.middleAltText-5)));
 		me["ALT_one"].setText(sprintf("%03d", abs(me.middleAltText-10)));
 		
-		me["ALT_digits"].setText(sprintf("%s", altitude_pfd.getValue()));
+		if (altitude.getValue() < 0) {
+			altPolarity = "-";
+		} else {
+			altPolarity = "";
+		}
+		me["ALT_digits"].setText(sprintf("%s%d", altPolarity, altitude_pfd.getValue()));
 		altTens = num(right(sprintf("%02d", altitude.getValue()), 2));
 		me["ALT_tens"].setTranslation(0, altTens * 1.392);
 		

Nasal/libraries.nas

@@ -276,7 +276,7 @@ setlistener("/options/steep-ils", func {
 
 canvas.Text._lastText = canvas.Text["_lastText"];
 canvas.Text.setText = func(text) {
-	if (text == me._lastText) {return me;}
+	if (text == me._lastText and text != nil and size(text) == size(me._lastText)) {return me;}
 	me._lastText = text;
 	me.set("text", typeof(text) == 'scalar' ? text : "");
 };

Systems/libraries.xml

@@ -125,7 +125,7 @@
 			<expression>
 				<floor>
 					<div>
-						<property>/instrumentation/altimeter/indicated-altitude-ft</property> 
+						<abs><property>/instrumentation/altimeter/indicated-altitude-ft</property></abs>
 						<value>100</value>
 					</div>
 				</floor>

revision.txt

@@ -1 +1 @@
-4724
+4725