randomly place images on the walls

1 files changed, 77 insertions, 0 deletions

diff --git a/public/assets/javascripts/rectangles/engine/scenery/randomize.js b/public/assets/javascripts/rectangles/engine/scenery/randomize.js
new file mode 100644
index 0000000..4f1144a
--- /dev/null
+++ b/public/assets/javascripts/rectangles/engine/scenery/randomize.js
@@ -0,0 +1,77 @@
+/*
+  // get the list of media we want to place
+  var media_data = $(".mediaContainer").toArray().map(function(el){
+    return $(el).data("media")
+  })
+  Scenery.randomize( media_data )
+*/
+
+Scenery.randomize = function (media_data) {
+  var media_list = media_data.map(function(media){
+    var width, height
+    if (media.width > media.height) {
+      width = Math.min(300, media.width)
+      height = media.height/media.width * width
+    }
+    else {
+      height = Math.min(300, media.height)
+      width = media.width/media.height * height
+    }
+    return {
+      dimensions: new vec2( width, height ),
+      media: media,
+    }
+  })
+
+  // get a list of all walls
+  var walls = {}
+  Walls.forEach(function(wall){
+    walls[wall.id] = wall
+  })
+
+  // remove the walls that already have stuff on them
+  Scenery.forEach(function(scenery){
+    delete walls[scenery.wall.id] 
+  })
+
+  var wall_ids = _.keys(walls)
+  if (! wall_ids.length) {
+    return
+  }
+
+  // randomize walls
+  shuffle(wall_ids)
+
+  // assign each of the media to the walls, until we run out of either
+  media_list.some(function(media){
+    if (wall_ids.length == 0) {
+      return true
+    }
+  
+    var i, fits = -1
+
+    for (i = 0; i < wall_ids.length; i++) {
+      if (walls[wall_ids[i]].surface.fits(media.dimensions)) {
+        // walls[wall_ids[i]]
+        fits = i
+        break
+      }
+    }
+
+    if (fits != -1) {
+      var wall = walls[wall_ids[fits]]
+      wall_ids.splice(fits, 1)
+    
+      Scenery.add({
+        media: media.media,
+        wall: wall,
+        index: 0,
+      })
+    }
+    else {
+      // artwork won't fit anywhere??
+    }
+  
+    return false
+  })
+}
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