Finished implementing Storage.

1 files changed, 36 insertions, 3 deletions

diff --git a/Cydia.app/storage.js b/Cydia.app/storage.js
index 926a61d..02dc51b 100644
--- a/Cydia.app/storage.js
+++ b/Cydia.app/storage.js
@@ -9,6 +9,29 @@ var list = function (legend, color, name, value) {
 
 console.log(cydia.statfs("/"));
 
+var cut = function (parent, color, fraction, z) {
+    var deg = Math.round(360 * fraction);
+    if (deg < 2)
+        deg = 2;
+    parent.append('<div class="xslice" style="' +
+        'background-color: ' + color + ';' +
+        '-webkit-transform: rotate(' + deg + 'deg);' +
+        'z-index: ' + z + ';' +
+    '"></div>');
+};
+
+var chart = function (right, left, slices) {
+    var total = 0;
+    for (var i = 0; i != slices.length; ++i) {
+        var slice = slices[i];
+        var z = slices.length - i;
+        if (slice[1] > 0.5)
+            cut(right, slice[0], total + 0.5, z);
+        total += slice[1];
+        cut(total > 0.5 ? left : right, slice[0], total, z);
+    }
+};
+
 var setup = function (name, root, folders) {
     var size = $("#" + name + "-size");
     var statfs = cydia.statfs(root);
@@ -28,16 +51,26 @@ var setup = function (name, root, folders) {
     var legend = $("#" + name + "-legend");
     var used = 0;
 
+    var slices = [];
+
     if (folders != null)
         for (var i = 0; i != folders.length; ++i) {
             var folder = folders[i];
             var usage = cydia.du(folder[1]);
-            list(legend, colors[i + 2], folder[0], usage / kb);
-            total += usage;
+            var color = colors[i + 2];
+            var percent = usage / kb;
+            list(legend, color, folder[0], percent);
+            slices.push([color, percent]);
+            used += usage;
         }
 
     var free = statfs[0] * statfs[2] / 1024;
-    list(legend, colors[0], folders == null ? "Used" : "Other", (kb - free - total) / kb);
+    var other = (kb - free - used) / kb;
+
+    slices.push([colors[0], other]);
+    chart($("#" + name + "-right"), $("#" + name + "-left"), slices);
+
+    list(legend, colors[0], folders == null ? "Used" : "Other", other);
     list(legend, colors[1], "Free", statfs[2] / statfs[1]);
 };