1 files changed, 47 insertions, 0 deletions
diff --git a/mavigator-cockpit/src/main/scala/mavigator/dashboard/ui/Hud.scala b/mavigator-cockpit/src/main/scala/mavigator/dashboard/ui/Hud.scala
new file mode 100644
index 0000000..18c5c27
--- /dev/null
+++ b/mavigator-cockpit/src/main/scala/mavigator/dashboard/ui/Hud.scala
@@ -0,0 +1,47 @@
+package mavigator.dashboard.ui
+
+import mavigator.util.Environment
+import mavigator.dashboard.ui.instruments._
+
+import scalatags.JsDom.all._
+import rx._
+
+class Hud(attitude: Rx[(Double, Double)])(implicit env: Environment) {
+
+  private def overlay(name: String, z: Int, thinnerThanWide: Boolean = false) = {
+    val direction = if (thinnerThanWide) "row" else "column"
+    div(
+      style:=
+        "position: absolute; left: 0; right: 0; top: 0; bottom: 0;" +
+        s"display: flex; align-content: center; align-items: stretch; flex-direction: $direction;"+
+        s"z-index: $z;"
+    )(
+      `object`(`type`:="image/svg+xml", "data".attr:=env.asset("images/hud/" + name + ".svg"), style := "flex: 1 1 100%;")
+    )
+  }
+
+  object Horizon extends SvgInstrument[(Double, Double)] {
+    import SvgInstrument._
+
+    val value = attitude
+
+    lazy val element = `object`(`type`:="image/svg+xml", "data".attr:=env.asset("images/hud/horizon.svg"), style:="flex: 1 1 100%;").render
+    lazy val horizon = part("horizon")
+    lazy val moveable = Seq(horizon)
+  
+    protected def update(pitchRoll: (Double, Double)) = {
+      rotate(horizon, pitchRoll._2)
+      //translate(horizon, 0, (pitchRoll._1 * 180 / math.Pi).toInt) // 1deg === 1px
+    }
+  }
+
+  val element = div(
+      style:=
+        "position: absolute; left: 0; right: 0; top: 0; bottom: 0;" +
+        "display: flex; align-content: stretch; align-items: stretch; flex-direction: row;"+
+        "z-index: 0;"
+  )(
+       Horizon.element
+    )
+}
+