Added keyboard shortcuts to move, resize, minor-rotate, and toggle collision for Thangs in the level editor. Fixed some issues with stretchy Thangs and collision shapes not updating. Fixed #1699. Fixed #57. Colored collision overlays according to collision categories.

app/lib/surface/Lank.coffee

@@ -287,21 +287,21 @@ module.exports = Lank = class Lank extends CocoClass
       # Let the pending flags know we're here (but not this call stack, they need to delete themselves, and we may be iterating sprites).
       _.defer => Backbone.Mediator.publish 'surface:flag-appeared', sprite: @
 
-  updateScale: ->
+  updateScale: (force) ->
     return unless @sprite
-    if @thangType.get('matchWorldDimensions') and @thang
-      if @thang.width isnt @lastThangWidth or @thang.height isnt @lastThangHeight
+    if @thangType.get('matchWorldDimensions') and @thang and @options.camera
+      if force or @thang.width isnt @lastThangWidth or @thang.height isnt @lastThangHeight or @thang.rotation isnt @lastThangRotation
         bounds = @sprite.getBounds()
         return unless bounds
-        @sprite.scaleX = @thang.width * Camera.PPM / bounds.width
-        @sprite.scaleY = @thang.height * Camera.PPM * @options.camera.y2x / bounds.height
-        @sprite.regX = bounds.width / 2
-        @sprite.regY = bounds.height / 2
+        @sprite.scaleX = @thang.width  * Camera.PPM / bounds.width  * (@options.camera.y2x + (1 - @options.camera.y2x) * Math.abs Math.cos @thang.rotation)
+        @sprite.scaleY = @thang.height * Camera.PPM / bounds.height * (@options.camera.y2x + (1 - @options.camera.y2x) * Math.abs Math.sin @thang.rotation)
+        @sprite.regX = bounds.width  * 3 / 4  # Why not / 2? I don't know.
+        @sprite.regY = bounds.height * 3 / 4  # Why not / 2? I don't know.
 
         unless @thang.spriteName is 'Beam'
           @sprite.scaleX *= @thangType.get('scale') ? 1
           @sprite.scaleY *= @thangType.get('scale') ? 1
-        [@lastThangWidth, @lastThangHeight] = [@thang.width, @thang.height]
+        [@lastThangWidth, @lastThangHeight, @lastThangRotation] = [@thang.width, @thang.height, @thang.rotation]
       return
 
     scaleX = scaleY = 1

app/lib/surface/LayerAdapter.coffee

@@ -500,6 +500,7 @@ module.exports = LayerAdapter = class LayerAdapter extends CocoClass
     lank.setSprite(sprite)
     lank.update(true)
     @container.addChild(sprite)
+    lank.updateScale true if lank.thangType.get 'matchWorldDimensions'  # Otherwise it's at the wrong scale for some reason.
 
   renderGroupingKey: (thangType, grouping, colorConfig) ->
     key = thangType.get('slug')

app/lib/surface/Mark.coffee

@@ -216,11 +216,19 @@ module.exports = class Mark extends CocoClass
 
   buildDebug: ->
     shapeName = if @lank.thang.shape in ['ellipsoid', 'disc'] then 'ellipse' else 'rect'
-    key = "#{shapeName}-debug"
+    key = "#{shapeName}-debug-#{@lank.thang.collisionCategory}"
     DEBUG_SIZE = 10
     unless key in @layer.spriteSheet.getAnimations()
       shape = new createjs.Shape()
-      shape.graphics.beginFill 'rgba(171,205,239,0.5)'
+      debugColor = {
+        none: 'rgba(224,255,239,0.25)'
+        ground: 'rgba(239,171,205,0.5)'
+        air: 'rgba(131,205,255,0.5)'
+        ground_and_air: 'rgba(2391,140,239,0.5)'
+        obstacles: 'rgba(88,88,88,0.5)'
+        dead: 'rgba(89,171,100,0.25)'
+      }[@lank.thang.collisionCategory] or 'rgba(171,205,239,0.5)'
+      shape.graphics.beginFill debugColor
       bounds = [-DEBUG_SIZE / 2, -DEBUG_SIZE / 2, DEBUG_SIZE, DEBUG_SIZE]
       if shapeName is 'ellipse'
         shape.graphics.drawEllipse bounds...
@@ -232,9 +240,11 @@ module.exports = class Mark extends CocoClass
     @sprite = new createjs.Sprite(@layer.spriteSheet)
     @sprite.gotoAndStop(key)
     PX = 3
-    [w, h] = [Math.max(PX, @lank.thang.width * Camera.PPM), Math.max(PX, @lank.thang.height * Camera.PPM) * @camera.y2x]  # TODO: doesn't work with rotation
+    w = Math.max(PX, @lank.thang.width  * Camera.PPM) * (@camera.y2x + (1 - @camera.y2x) * Math.abs Math.cos @lank.thang.rotation)
+    h = Math.max(PX, @lank.thang.height * Camera.PPM) * (@camera.y2x + (1 - @camera.y2x) * Math.abs Math.sin @lank.thang.rotation)
     @sprite.scaleX = w / (@layer.resolutionFactor * DEBUG_SIZE)
     @sprite.scaleY = h / (@layer.resolutionFactor * DEBUG_SIZE)
+    @sprite.rotation = -@lank.thang.rotation * 180 / Math.PI
 
   buildSprite: ->
     if _.isString @thangType

app/views/editor/level/thangs/ThangsTabView.coffee

@@ -57,14 +57,23 @@ module.exports = class ThangsTabView extends CocoView
   shortcuts:
     'esc': 'selectAddThang'
     'delete, del, backspace': 'deleteSelectedExtantThang'
-    'left': -> @moveAddThangSelection -1
-    'right': -> @moveAddThangSelection 1
     'ctrl+z, ⌘+z': 'undo'
     'ctrl+shift+z, ⌘+shift+z': 'redo'
-    'alt+left': -> @rotateSelectedThangBy(Math.PI)
-    'alt+right': -> @rotateSelectedThangBy(0)
-    'alt+up': -> @rotateSelectedThangBy(-Math.PI/2)
-    'alt+down': -> @rotateSelectedThangBy(Math.PI/2)
+    'alt+c': 'toggleSelectedThangCollision'
+    'left': -> @moveSelectedThangBy -1, 0
+    'right': -> @moveSelectedThangBy 1, 0
+    'up': -> @moveSelectedThangBy 0, 1
+    'down': -> @moveSelectedThangBy 0, -1
+    'alt+left': -> @rotateSelectedThangTo Math.PI unless key.shift
+    'alt+right': -> @rotateSelectedThangTo 0 unless key.shift
+    'alt+up': -> @rotateSelectedThangTo -Math.PI / 2
+    'alt+down': -> @rotateSelectedThangTo Math.PI / 2
+    'alt+shift+left': -> @rotateSelectedThangBy Math.PI / 16
+    'alt+shift+right': -> @rotateSelectedThangBy -Math.PI / 16
+    'shift+left': -> @resizeSelectedThangBy -1, 0
+    'shift+right': -> @resizeSelectedThangBy 1, 0
+    'shift+up': -> @resizeSelectedThangBy 0, 1
+    'shift+down': -> @resizeSelectedThangBy 0, -1
 
   constructor: (options) ->
     super options
@@ -516,7 +525,7 @@ module.exports = class ThangsTabView extends CocoView
       prefix += segment
       if not @thangsTreema.get(prefix) then @thangsTreema.set(prefix, {})
 
-  onThangsChanged: =>
+  onThangsChanged: (skipSerialization) =>
     return if @hush
 
     # keep the thangs in the same order as before, roughly
@@ -527,6 +536,7 @@ module.exports = class ThangsTabView extends CocoView
 
     @level.set 'thangs', thangs
     return if @editThangView
+    return if skipSerialization
     serializedLevel = @level.serialize @supermodel, null, null, true
     try
       @world.loadFromLevel serializedLevel, false
@@ -634,18 +644,56 @@ module.exports = class ThangsTabView extends CocoView
   onClickRotationButton: (e) ->
     $('#contextmenu').hide()
     rotation = parseFloat($(e.target).closest('button').data('rotation'))
-    @rotateSelectedThangBy rotation * Math.PI
+    @rotateSelectedThangTo rotation * Math.PI
+
+  modifySelectedThangComponentConfig: (thang, componentOriginal, modificationFunction) ->
+    return unless thang
+    @hush = true
+    thangData = @getThangByID thang.id
+    thangData = $.extend true, {}, thangData
+    unless component = _.find thangData.components, {original: componentOriginal}
+      component = original: componentOriginal, config: {}
+      thangData.components.push component
+    modificationFunction component
+    @thangsTreema.set @pathForThang(thangData), thangData
+    @hush = false
+    @onThangsChanged true
+    thang.stateChanged = true
+    lank = @surface.lankBoss.lanks[thang.id]
+    lank.update true
+    lank.marks.debug?.destroy()
+    lank.marks.debug = null
+    lank.setDebug true
+
+  rotateSelectedThangTo: (radians) ->
+    @modifySelectedThangComponentConfig @selectedExtantThang, LevelComponent.PhysicalID, (component) =>
+      component.config.rotation = radians
+      @selectedExtantThang.rotation = component.config.rotation
 
   rotateSelectedThangBy: (radians) ->
-    return unless @selectedExtantThang
-    @hush = true
-    thangData = @getThangByID(@selectedExtantThang.id)
-    thangData = $.extend(true, {}, thangData)
-    component = _.find thangData.components, {original: LevelComponent.PhysicalID}
-    component.config.rotation = radians
-    @thangsTreema.set(@pathForThang(thangData), thangData)
-    @hush = false
-    @onThangsChanged()
+    @modifySelectedThangComponentConfig @selectedExtantThang, LevelComponent.PhysicalID, (component) =>
+      component.config.rotation = ((component.config.rotation ? 0) + radians) % (2 * Math.PI)
+      @selectedExtantThang.rotation = component.config.rotation
+
+  moveSelectedThangBy: (xDir, yDir) ->
+    @modifySelectedThangComponentConfig @selectedExtantThang, LevelComponent.PhysicalID, (component) =>
+      component.config.pos.x += 0.5 * xDir
+      component.config.pos.y += 0.5 * yDir
+      @selectedExtantThang.pos.x = component.config.pos.x
+      @selectedExtantThang.pos.y = component.config.pos.y
+
+  resizeSelectedThangBy: (xDir, yDir) ->
+    @modifySelectedThangComponentConfig @selectedExtantThang, LevelComponent.PhysicalID, (component) =>
+      component.config.width = (component.config.width ? 4) + 0.5 * xDir
+      component.config.height = (component.config.height ? 4) + 0.5 * yDir
+      @selectedExtantThang.width = component.config.width
+      @selectedExtantThang.height = component.config.height
+
+  toggleSelectedThangCollision: ->
+    @modifySelectedThangComponentConfig @selectedExtantThang, LevelComponent.CollidesID, (component) =>
+      component.config ?= {}
+      component.config.collisionCategory = if component.config.collisionCategory is 'none' then 'ground' else 'none'
+      @selectedExtantThang.collisionCategory = component.config.collisionCategory
 
   toggleThangsContainer: (e) ->
     $('#all-thangs').toggleClass('hide')

server_setup.coffee

@@ -63,7 +63,7 @@ setupExpressMiddleware = (app) ->
   else
     express.logger.format('dev', developmentLogging)
     app.use(express.logger('dev'))
-  app.use(express.static(path.join(__dirname, 'public'), maxAge: 30 * 60 * 1000))
+  app.use(express.static(path.join(__dirname, 'public'), maxAge: 0))  # CloudFlare overrides maxAge, and we don't want local development caching.
   app.use(useragent.express())
 
   app.use(express.favicon())