add clue animation

app/assets/javascripts/app/controllers/layout_ref.js.coffee

@@ -943,7 +943,7 @@ App.Config.set( 'layout_ref/highlight', highlightRef, 'Routes' )
 
 
 class cluesRef extends App.ControllerContent
-
+  
   clues: [
     {
       container: '.search-holder'
@@ -986,7 +986,12 @@ class cluesRef extends App.ControllerContent
     }
   ]
 
+  elements:
+    '.js-positionOrigin': 'modalWindow'
+    '.js-backdrop':       'backdrop'
+
   events:
+    'click': 'stopPropagation'
     'click .js-next': 'next'
     'click .js-previous': 'previous'
     'click .js-close': 'close'
@@ -1006,6 +1011,9 @@ class cluesRef extends App.ControllerContent
     @position = 0
     @render()
 
+  stopPropagation: (event) ->
+    event.stopPropagation()
+
   next: (event) =>
     event.stopPropagation()
     @navigate 1
@@ -1017,28 +1025,43 @@ class cluesRef extends App.ControllerContent
   close: =>
     @cleanUp()
     @options.onComplete()
+    @remove()
 
-  navigate: (direction) ->
+  remove: ->
-    @cleanUp()
-    @position += direction
-
-    if @position < @clues.length
-      @render()
-    else
-      @options.onComplete()
-
-  cleanUp: ->
-    clue = @clues[@position]
-    container = $(clue.container)
-    container.removeClass('selected-clue')
-
-    # undo click perform by doing it again
-    if clue.actions
-      @perform clue.actions, container
-
     @$('.modal').remove()
 
+  navigate: (direction) ->
+    @cleanUp =>
+      @position += direction
+
+      if @position < @clues.length
+        @showClue()
+      else
+        @options.onComplete()
+        @remove()
+
+  cleanUp: (callback) ->
+    @hideWindow =>
+      clue = @clues[@position]
+      container = $(clue.container)
+      container.removeClass('selected-clue')
+
+      # undo click perform by doing it again
+      if clue.actions
+        @perform clue.actions, container
+
+      callback()
+
   render: ->
+    @html App.view('layout_ref/clues')
+    @backdrop.velocity
+      properties:
+        opacity: [1, 0]
+      options:
+        duration: 300
+        complete: @showClue
+
+  showClue: =>
     clue = @clues[@position]
     container = $(clue.container)
     container.addClass('selected-clue')
@@ -1054,20 +1077,47 @@ class cluesRef extends App.ControllerContent
       x: boundingBox.left + boundingBox.width/2
       y: boundingBox.top + boundingBox.height/2
 
-    @html App.view('layout_ref/clues')
+    @modalWindow.html App.view('layout_ref/clue_content')
       headline: clue.headline
       text: clue.text
-      width: boundingBox.width
-      height: boundingBox.height
-      center: center
       position: @position
       max: @clues.length
 
     @placeWindow(boundingBox)
 
+    @backdrop.velocity
+      properties:
+        translateX: center.x
+        translateY: center.y
+        translateZ: 0
+      options:
+        duration: 300
+        complete: @showWindow
+
+  showWindow: =>
+    @modalWindow.velocity
+      properties: 
+        scale: [1, 0.2]
+        opacity: [1, 0]
+      options:
+        duration: 300
+        easing: [0.34,1.61,0.7,1]
+
+  hideWindow: (callback) =>
+    @modalWindow.velocity
+      properties: 
+        scale: [0.2, 1]
+        opacity: 0
+      options:
+        duration: 200
+        complete: callback
+
+
   placeWindow: (target) ->
-    modalElement = @$('.js-positionOrigin')
+    # reset scale in order to get correct measurements
-    modal = modalElement.get(0).getBoundingClientRect()
+    $.Velocity.hook(@modalWindow, 'scale', 1)
+
+    modal = @modalWindow.get(0).getBoundingClientRect()
     position = ''
     left = 0
     top = 0
@@ -1117,16 +1167,43 @@ class cluesRef extends App.ControllerContent
       moveArrow = modal.height/2 + maxHeight - (top + modal.height)
       top = maxHeight - modal.height
 
-    # show window
+    transformOrigin = @getTransformOrigin(modal, position)
-    modalElement
-      .addClass "is-visible is-#{ position }"
-      .css
-        'left': left
-        'top': top
 
     if moveArrow
       parameter = if position is 'above' or position is 'below' then 'left' else 'top'
-      modalElement.find('.js-arrow').css(parameter, moveArrow)
+      # move arrow
+      @modalWindow.find('.js-arrow').css(parameter, moveArrow)
+
+      # adjust transform origin
+      if position is 'above' or position is 'below'
+        transformOrigin.x = moveArrow
+      else
+        transformOrigin.y = moveArrow
+
+    # place window
+    @modalWindow
+      .attr 'data-position', position
+      .css
+        left: left
+        top: top
+        transformOrigin: "#{transformOrigin.x}px #{transformOrigin.y}px"
+
+  getTransformOrigin: (modal, position) ->
+    positionDictionary =
+      above:
+        x: modal.width/2
+        y: modal.height + @transformOriginPadding
+      below:
+        x: modal.width/2
+        y: -@transformOriginPadding
+      left:
+        x: modal.width + @transformOriginPadding
+        y: modal.height/2
+      right:
+        x: -@transformOriginPadding
+        y: modal.height/2
+
+    return positionDictionary[position]
 
   getVisibleBoundingBox: (el) ->
     ###

app/assets/javascripts/app/views/layout_ref/clue_content.jst.eco

@@ -0,0 +1,21 @@
+<div class="modal-content">
+  <div class="modal-arrow js-arrow"></div>
+  <div class="modal-close js-close">
+    <svg class="icon-diagonal-cross"><use xlink:href="#icon-diagonal-cross" /></svg>
+  </div>
+  <div class="modal-header"><%= @headline %></div>
+  <div class="modal-body"><%- @text %></div>
+  <div class="modal-controls">
+    <div class="modal-control">
+      <div class="<% if @position is 0: %>is-disabled <% end %>btn btn--text js-previous"><%- @T( 'Previous' ) %></div>
+    </div>
+    <div class="modal-control clue-count"><%= @position+1 %>/<%= @max %></div>
+    <div class="modal-control">
+      <% if @position+1 is @max: %>
+        <div class="btn btn--text js-next"><%- @T( 'Finish' ) %></div>
+      <% else: %>
+        <div class="btn btn--text js-next"><%- @T( 'Next' ) %></div>
+      <% end %>
+    </div>
+  </div>
+</div>

app/assets/javascripts/app/views/layout_ref/clues.jst.eco

@@ -1,33 +1,4 @@
 <div class="modal modal--clue">
-  <div class="modal-backdrop" style="background: 
+  <div class="modal-backdrop js-backdrop"></div>
-    radial-gradient(
+  <div class="modal-spacer js-positionOrigin"></div>
-      ellipse <%= @width + 400 %>px <%= @height + 400 %>px 
-      at <%= @center.x %>px <%= @center.y %>px,
-      hsla(202,68%,54%,.4),
-      hsla(202,68%,54%,.9)
-    )
-  "></div>
-  <div class="modal-spacer js-positionOrigin">
-    <div class="modal-content">
-      <div class="modal-arrow js-arrow"></div>
-      <div class="modal-close js-close">
-        <svg class="icon-diagonal-cross"><use xlink:href="#icon-diagonal-cross" /></svg>
-      </div>
-      <div class="modal-header"><%= @headline %></div>
-      <div class="modal-body"><%- @text %></div>
-      <div class="modal-controls">
-        <div class="modal-control">
-          <div class="<% if @position is 0: %>is-disabled <% end %>btn btn--text js-previous"><%- @T( 'Previous' ) %></div>
-        </div>
-        <div class="modal-control clue-count"><%= @position+1 %>/<%= @max %></div>
-        <div class="modal-control">
-          <% if @position+1 is @max: %>
-            <div class="btn btn--text js-next"><%- @T( 'Finish' ) %></div>
-          <% else: %>
-            <div class="btn btn--text js-next"><%- @T( 'Next' ) %></div>
-          <% end %>
-        </div>
-      </div>
-    </div>
-  </div>
 </div>

app/assets/stylesheets/zammad.css.scss

@@ -930,16 +930,17 @@ textarea,
   
   .modal-backdrop {
     bottom: 0;
+    width: 200%;
+    height: 200%;
+    left: -100%;
+    top: -100%;
+    background: radial-gradient(hsla(202,68%,54%,0.1), hsla(202,68%,54%,.9));
   }
 
   .modal-spacer {
     position: absolute;
     opacity: 0;
     padding: 18px;
-    
-    &.is-visible {
-      opacity: 1;
-    }
   }
 
   .modal-arrow {
@@ -953,18 +954,18 @@ textarea,
     transform: rotate(45deg);
   }
 
-  .modal-spacer.is-above .modal-arrow {
+  .modal-spacer[data-position="above"] .modal-arrow {
     left: 50%;
     top: 100%;
     background: hsl(210,5%,97%);
   }
 
-  .modal-spacer.is-below .modal-arrow {
+  .modal-spacer[data-position="below"] .modal-arrow {
     left: 50%;
     top: 0;
   }
 
-  .modal-spacer.is-left .modal-arrow {
+  .modal-spacer[data-position="left"] .modal-arrow {
     left: 100%;
     top: 50%;
   }
@@ -1007,10 +1008,11 @@ textarea,
 }
 
 kbd {
-  background: hsl(200,8%,21%);
+  background: hsl(200,8%,90%);
   border-radius: 3px;
-  box-shadow: 0 1px 1px black;
+  border: 1px solid hsl(240,7%,77%);
-  color: white;
+  box-shadow: 0 1px rgba(0,0,0,.08);
+  color: hsl(240,7%,37%);
   display: inline-block;
   font-size: 12px;
   margin: 0 1px;