Fix clipping issues with bullseye on sphere

2013-04-18 16:34:47 -04:00
parent 9a91a49409
commit e0a0013c22
1 changed files with 4 additions and 6 deletions
@@ -2,7 +2,7 @@
 * Renders bullseyes as geo-json poly gon entities
 * Allows for them to clip on spheres correctly
 */
-function displayBullseye(scope, dr, path) {
+function displayBullseye(scope, dr) {

    var degrees = 180 / Math.PI
    var circle = d3.geo.circle();
@@ -10,7 +10,7 @@ function displayBullseye(scope, dr, path) {

    if (scope.panel.display.bullseye.enabled) {
        data =  [
-            {lat: parseFloat(scope.panel.display.bullseye.coord.lat), lon: parseFloat(scope.panel.display.bullseye.coord.lon)}
+          circle.origin(parseFloat(scope.panel.display.bullseye.coord.lat), parseFloat(scope.panel.display.bullseye.coord.lon)).angle(1000 / 6371 * degrees)()
        ];
    }

@@ -18,10 +18,8 @@ function displayBullseye(scope, dr, path) {
        .data(data);

    arcs.enter().append("path")
-        .datum(function(d) {
-            return circle.origin([d.lon, d.lat]).angle(1000 / 6371 * degrees)();
-        })
-        .attr("d", path)
+
+        .attr("d", dr.path)
        .attr("class", "arc");

    arcs.exit().remove();