bugs fixed for standalone volumes; zoom added

client/servicedock.js

@@ -1,6 +1,7 @@
 var socket = io.connect()
 var docker = new Docker(socket, error, sigstack, sigcontainer)
 var parameters = docker.graphics.parameters
+var zoom = 1
 var stack = null
 var standalone = null
 
@@ -14,7 +15,6 @@ function error(e) {
   $('#error').html('<h1>Error</h1><p>'+(new Date()).toLocaleString()+'</p><p>'+e.msg+'</p><pre>'+e.data+'</pre>').show()
 }
 
-
 function update() {
   var data = {
     'containers': docker.containers.get(),
@@ -88,6 +88,26 @@ function init() {
              .on('dragstart', (event) => {
                event.originalEvent.dataTransfer.setData("text", "");
              })
+  // zoom in
+  $('#zoomin').on('click', () => {
+    zoom *= 1.5
+    if (zoom>500) zoom=500;
+    $('#wizard').width(100*zoom+'%')
+    $('#wizard svg').width('100%')
+  })
+  // zoom reset
+  $('#zoomreset').on('click', () => {
+    zoom = 1
+    $('#wizard').width('100%')
+    $('#wizard svg').width('auto')
+  })
+  // zoom out
+  $('#zoomout').on('click', () => {
+    zoom /= 1.5
+    if (zoom<0.1) zoom=0.1;
+    $('#wizard').width(100*zoom+'%')
+    $('#wizard svg').width('100%')
+  })
   // restart on click on status
   $('#status').on('click', () => {
     docker.unpause()