X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FInstrumentation%2Fheading_indicator.cxx;h=b92d99086aec97227167c14920255273dce1d5ec;hb=43b300fe46d8013a90009ec8e1a923ec53a396b5;hp=8f323366adcd3e32e7bf2834f426b54345f3a620;hpb=113b1192c41facbeea2e53fa8c9ded4e9e4f6c09;p=flightgear.git

diff --git a/src/Instrumentation/heading_indicator.cxx b/src/Instrumentation/heading_indicator.cxx
index 8f323366a..b92d99086 100644
--- a/src/Instrumentation/heading_indicator.cxx
+++ b/src/Instrumentation/heading_indicator.cxx
@@ -3,12 +3,21 @@
 //
 // This file is in the Public Domain and comes with no warranty.
 
+#include <simgear/compiler.h>
+#include <iostream>
+#include <string>
+#include <sstream>
+
 #include "heading_indicator.hxx"
 #include <Main/fg_props.hxx>
 #include <Main/util.hxx>
 
 
-HeadingIndicator::HeadingIndicator ()
+HeadingIndicator::HeadingIndicator ( SGPropertyNode *node )
+    :
+    _name(node->getStringValue("name", "heading-indicator")),
+    _num(node->getIntValue("number", 0)),
+    _suction(node->getStringValue("suction", "/systems/vacuum/suction-inhg"))
 {
 }
 
@@ -19,13 +28,14 @@ HeadingIndicator::~HeadingIndicator ()
 void
 HeadingIndicator::init ()
 {
-    _offset_node =
-        fgGetNode("/instrumentation/heading-indicator/offset-deg", true);
+    string branch;
+    branch = "/instrumentation/" + _name;
+
+    SGPropertyNode *node = fgGetNode(branch.c_str(), _num, true );
+    _offset_node = node->getChild("offset-deg", 0, true);
     _heading_in_node = fgGetNode("/orientation/heading-deg", true);
-    _suction_node = fgGetNode("/systems/vacuum[0]/suction-inhg", true);
-    _heading_out_node =
-        fgGetNode("/instrumentation/heading-indicator/indicated-heading-deg",
-                  true);
+    _suction_node = fgGetNode(_suction.c_str(), true);
+    _heading_out_node = node->getChild("indicated-heading-deg", 0, true);
     _last_heading_deg = (_heading_in_node->getDoubleValue() +
                          _offset_node->getDoubleValue());
 }
@@ -33,17 +43,27 @@ HeadingIndicator::init ()
 void
 HeadingIndicator::bind ()
 {
-    fgTie("/instrumentation/heading-indicator/serviceable",
+    std::ostringstream temp;
+    string branch;
+    temp << _num;
+    branch = "/instrumentation/" + _name + "[" + temp.str() + "]";
+
+    fgTie((branch + "/serviceable").c_str(),
           &_gyro, &Gyro::is_serviceable, &Gyro::set_serviceable);
-    fgTie("/instrumentation/heading-indicator/spin",
+    fgTie((branch + "/spin").c_str(),
           &_gyro, &Gyro::get_spin_norm, &Gyro::set_spin_norm);
 }
 
 void
 HeadingIndicator::unbind ()
 {
-    fgUntie("/instrumentation/heading-indicator/serviceable");
-    fgUntie("/instrumentation/heading-indicator/spin");
+    std::ostringstream temp;
+    string branch;
+    temp << _num;
+    branch = "/instrumentation/" + _name + "[" + temp.str() + "]";
+
+    fgUntie((branch + "/serviceable").c_str());
+    fgUntie((branch + "/spin").c_str());
 }
 
 void