From 7411558abf4aba7d600bb9fc713d36032e4a6df3 Mon Sep 17 00:00:00 2001
From: Ben Burwell <ben.burwell@trifecta.com>
Date: Sun, 20 Nov 2016 02:38:23 -0500
Subject: Show routes

---
 .../gui/aircraftmap/symbols/RouteSymbol.java       | 56 ++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 src/main/java/com/benburwell/planes/gui/aircraftmap/symbols/RouteSymbol.java

(limited to 'src/main/java/com/benburwell/planes/gui/aircraftmap/symbols/RouteSymbol.java')

diff --git a/src/main/java/com/benburwell/planes/gui/aircraftmap/symbols/RouteSymbol.java b/src/main/java/com/benburwell/planes/gui/aircraftmap/symbols/RouteSymbol.java
new file mode 100644
index 0000000..edd622a
--- /dev/null
+++ b/src/main/java/com/benburwell/planes/gui/aircraftmap/symbols/RouteSymbol.java
@@ -0,0 +1,56 @@
+package com.benburwell.planes.gui.aircraftmap.symbols;
+
+import com.benburwell.planes.graph.Airway;
+import com.benburwell.planes.gui.GraphicsTheme;
+import com.benburwell.planes.gui.aircraftmap.AircraftMap;
+import com.benburwell.planes.gui.aircraftmap.Drawable;
+import com.benburwell.planes.gui.aircraftmap.GeoPoint;
+
+import java.awt.Graphics;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * @author ben
+ */
+public class RouteSymbol implements Drawable {
+    private final Airway airway;
+
+    public RouteSymbol(Airway airway) {
+        this.airway = airway;
+    }
+
+    private boolean inRange(int lo, int n, int hi) {
+        return lo <= n && n <= hi;
+    }
+
+    @Override
+    public void drawOn(Graphics graphicsContext, AircraftMap map) {
+        int w = map.getWidth();
+        int h = map.getHeight();
+        graphicsContext.setColor(GraphicsTheme.Styles.MAP_ROUTE_COLOR);
+        List<GeoPoint> points = this.airway.getPoints().stream().map(GeoPoint::new).collect(Collectors.toList());
+        for (int i = 0; i < points.size() - 1; i++) {
+            GeoPoint p1 = points.get(i);
+            int p1x = p1.getX(map);
+            int p1y = p1.getY(map);
+
+            GeoPoint p2 = points.get(i + 1);
+            int p2x = p2.getX(map);
+            int p2y = p2.getY(map);
+
+            boolean p1OnMap = inRange(0, p1x, w) && inRange(0, p1y, h);
+            boolean p2OnMap = inRange(0, p2x, w) && inRange(0, p2y, h);
+            boolean showEdge = p1OnMap || p2OnMap;
+            if (showEdge) {
+                graphicsContext.drawLine(p1x, p1y, p2x, p2y);
+                graphicsContext.fillOval(p1x - 2, p1y - 2, 4, 4);
+            }
+        }
+        int pnx = points.get(points.size() - 1).getX(map);
+        int pny = points.get(points.size() - 1).getY(map);
+        if (inRange(0, pnx, w) && inRange(0, pny, h)) {
+            graphicsContext.fillOval(pnx - 2, pny - 2, 4, 4);
+        }
+    }
+}
-- 
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