cc: Move files out of cc/resources/.

This moves files into cc/playback/ cc/raster/ cc/tiles/ and cc/output/
and is based on the proposal found in
https://docs.google.com/spreadsheets/d/1wmPOmV9uqd9zNJ5l2TGePH7_vlSvPeXbC-Y3SeGJ_rc/edit#gid=0

R=enne, vmpstr
TBR=piman
BUG=488755

Review URL: https://codereview.chromium.org/1144693002

Cr-Commit-Position: refs/heads/master@{#330396}

1 files changed, 60 insertions, 0 deletions

diff --git a/cc/tiles/tiling_set_raster_queue_required.h b/cc/tiles/tiling_set_raster_queue_required.h
new file mode 100644
index 0000000..4573d04
--- /dev/null
+++ b/cc/tiles/tiling_set_raster_queue_required.h
@@ -0,0 +1,60 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CC_TILES_TILING_SET_RASTER_QUEUE_REQUIRED_H_
+#define CC_TILES_TILING_SET_RASTER_QUEUE_REQUIRED_H_
+
+#include "cc/base/cc_export.h"
+#include "cc/tiles/picture_layer_tiling_set.h"
+#include "cc/tiles/raster_tile_priority_queue.h"
+#include "cc/tiles/tile.h"
+
+namespace cc {
+
+// This queue only returns tiles that are required for either activation or
+// draw, as specified by RasterTilePriorityQueue::Type passed in the
+// constructor.
+class CC_EXPORT TilingSetRasterQueueRequired {
+ public:
+  TilingSetRasterQueueRequired(PictureLayerTilingSet* tiling_set,
+                               RasterTilePriorityQueue::Type type);
+  ~TilingSetRasterQueueRequired();
+
+  const PrioritizedTile& Top() const;
+  void Pop();
+  bool IsEmpty() const;
+
+ private:
+  // This iterator will return all tiles that are in the NOW bin on the given
+  // tiling. The queue can then use these tiles and further filter them based on
+  // whether they are required or not.
+  class TilingIterator {
+   public:
+    TilingIterator();
+    explicit TilingIterator(PictureLayerTiling* tiling,
+                            TilingData* tiling_data,
+                            const gfx::Rect& rect);
+    ~TilingIterator();
+
+    bool done() const { return !current_tile_.tile(); }
+    const PrioritizedTile& operator*() const { return current_tile_; }
+    TilingIterator& operator++();
+
+   private:
+    PictureLayerTiling* tiling_;
+    TilingData* tiling_data_;
+
+    PrioritizedTile current_tile_;
+    TilingData::Iterator visible_iterator_;
+  };
+
+  bool IsTileRequired(const PrioritizedTile& prioritized_tile) const;
+
+  TilingIterator iterator_;
+  RasterTilePriorityQueue::Type type_;
+};
+
+}  // namespace cc
+
+#endif  // CC_TILES_TILING_SET_RASTER_QUEUE_REQUIRED_H_