Adjust course angle when rotating view

.eslintrc.json

@@ -22,7 +22,7 @@
         "no-console": ["error", {"allow": ["info", "warn", "error"]}],
         "no-multi-str": "off",
         "func-style": ["error", "expression"],
-        "max-len": ["error", {"code": 80}],
+        "max-len": ["error", {"code": 79}],
         "lines-around-comment": ["error", {"allowBlockStart": true}],
         "jsdoc/require-returns": "off"
     }

src/front/map/index.js

@@ -125,7 +125,11 @@ const create = target => {
                 const color = network.lines[course.line].color;
                 const style = getCourseStyle(color);
 
-                style.getImage().setRotation(course.angle);
+                style.getImage().setRotation(
+                    view.getRotation() +
+                    course.angle
+                );
+
                 ctx.setStyle(style);
 
                 const point = new Point(course.position);